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/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2005 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "vl.h" |
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|
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <signal.h> |
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#include <time.h> |
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#include <errno.h> |
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#include <sys/time.h> |
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#ifndef _WIN32
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#include <sys/times.h> |
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#include <sys/wait.h> |
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#include <termios.h> |
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#include <sys/poll.h> |
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#include <sys/mman.h> |
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#include <sys/ioctl.h> |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#include <dirent.h> |
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#include <netdb.h> |
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#ifdef _BSD
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#include <sys/stat.h> |
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#ifndef __APPLE__
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#include <libutil.h> |
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#endif
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#else
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#ifndef __sun__
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#include <linux/if.h> |
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#include <linux/if_tun.h> |
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#include <pty.h> |
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#include <malloc.h> |
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#include <linux/rtc.h> |
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#include <linux/ppdev.h> |
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#endif
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#endif
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#endif
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#if defined(CONFIG_SLIRP)
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#include "libslirp.h" |
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#endif
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#ifdef _WIN32
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#include <malloc.h> |
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#include <sys/timeb.h> |
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#include <windows.h> |
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#define getopt_long_only getopt_long
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#define memalign(align, size) malloc(size)
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#endif
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#include "qemu_socket.h" |
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|
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#ifdef CONFIG_SDL
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#ifdef __APPLE__
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#include <SDL/SDL.h> |
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#endif
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#endif /* CONFIG_SDL */ |
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#ifdef CONFIG_COCOA
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#undef main
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#define main qemu_main
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#endif /* CONFIG_COCOA */ |
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#include "disas.h" |
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#include "exec-all.h" |
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#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
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//#define DEBUG_UNUSED_IOPORT
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//#define DEBUG_IOPORT
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#if !defined(CONFIG_SOFTMMU)
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#define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
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#else
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#define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) |
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#endif
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#ifdef TARGET_PPC
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#define DEFAULT_RAM_SIZE 144 |
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#else
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#define DEFAULT_RAM_SIZE 128 |
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#endif
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/* in ms */
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#define GUI_REFRESH_INTERVAL 30 |
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/* XXX: use a two level table to limit memory usage */
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#define MAX_IOPORTS 65536 |
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const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
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char phys_ram_file[1024]; |
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void *ioport_opaque[MAX_IOPORTS];
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IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
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IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
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BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
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int vga_ram_size;
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int bios_size;
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static DisplayState display_state;
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int nographic;
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const char* keyboard_layout = NULL; |
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int64_t ticks_per_sec; |
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int boot_device = 'c'; |
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int ram_size;
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int pit_min_timer_count = 0; |
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int nb_nics;
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NICInfo nd_table[MAX_NICS]; |
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QEMUTimer *gui_timer; |
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int vm_running;
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int rtc_utc = 1; |
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int cirrus_vga_enabled = 1; |
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#ifdef TARGET_SPARC
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int graphic_width = 1024; |
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int graphic_height = 768; |
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#else
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int graphic_width = 800; |
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int graphic_height = 600; |
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#endif
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int graphic_depth = 15; |
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int full_screen = 0; |
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CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
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CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
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#ifdef TARGET_I386
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int win2k_install_hack = 0; |
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#endif
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int usb_enabled = 0; |
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USBPort *vm_usb_ports[MAX_VM_USB_PORTS]; |
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USBDevice *vm_usb_hub; |
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static VLANState *first_vlan;
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int smp_cpus = 1; |
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int vnc_display = -1; |
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#if defined(TARGET_SPARC)
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#define MAX_CPUS 16 |
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#elif defined(TARGET_I386)
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#define MAX_CPUS 255 |
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#else
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#define MAX_CPUS 1 |
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#endif
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/***********************************************************/
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/* x86 ISA bus support */
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target_phys_addr_t isa_mem_base = 0;
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PicState2 *isa_pic; |
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uint32_t default_ioport_readb(void *opaque, uint32_t address)
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{
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#ifdef DEBUG_UNUSED_IOPORT
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fprintf(stderr, "inb: port=0x%04x\n", address);
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#endif
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return 0xff; |
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} |
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void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
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{
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#ifdef DEBUG_UNUSED_IOPORT
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fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
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#endif
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} |
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/* default is to make two byte accesses */
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uint32_t default_ioport_readw(void *opaque, uint32_t address)
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{
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uint32_t data; |
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data = ioport_read_table[0][address](ioport_opaque[address], address);
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address = (address + 1) & (MAX_IOPORTS - 1); |
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data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; |
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return data;
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} |
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void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
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{
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ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
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address = (address + 1) & (MAX_IOPORTS - 1); |
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ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); |
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} |
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uint32_t default_ioport_readl(void *opaque, uint32_t address)
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{
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#ifdef DEBUG_UNUSED_IOPORT
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fprintf(stderr, "inl: port=0x%04x\n", address);
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#endif
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return 0xffffffff; |
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} |
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void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
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{
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#ifdef DEBUG_UNUSED_IOPORT
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fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
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#endif
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} |
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void init_ioports(void) |
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{
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int i;
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for(i = 0; i < MAX_IOPORTS; i++) { |
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ioport_read_table[0][i] = default_ioport_readb;
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ioport_write_table[0][i] = default_ioport_writeb;
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ioport_read_table[1][i] = default_ioport_readw;
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ioport_write_table[1][i] = default_ioport_writew;
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ioport_read_table[2][i] = default_ioport_readl;
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ioport_write_table[2][i] = default_ioport_writel;
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} |
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} |
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/* size is the word size in byte */
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int register_ioport_read(int start, int length, int size, |
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IOPortReadFunc *func, void *opaque)
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{
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int i, bsize;
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if (size == 1) { |
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bsize = 0;
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} else if (size == 2) { |
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bsize = 1;
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} else if (size == 4) { |
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bsize = 2;
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} else {
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hw_error("register_ioport_read: invalid size");
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return -1; |
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} |
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for(i = start; i < start + length; i += size) {
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ioport_read_table[bsize][i] = func; |
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if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
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hw_error("register_ioport_read: invalid opaque");
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ioport_opaque[i] = opaque; |
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} |
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return 0; |
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} |
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/* size is the word size in byte */
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int register_ioport_write(int start, int length, int size, |
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IOPortWriteFunc *func, void *opaque)
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{
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int i, bsize;
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if (size == 1) { |
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bsize = 0;
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} else if (size == 2) { |
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bsize = 1;
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} else if (size == 4) { |
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bsize = 2;
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} else {
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hw_error("register_ioport_write: invalid size");
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return -1; |
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} |
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for(i = start; i < start + length; i += size) {
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ioport_write_table[bsize][i] = func; |
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if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
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hw_error("register_ioport_read: invalid opaque");
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ioport_opaque[i] = opaque; |
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} |
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return 0; |
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} |
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void isa_unassign_ioport(int start, int length) |
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{
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int i;
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for(i = start; i < start + length; i++) {
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ioport_read_table[0][i] = default_ioport_readb;
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ioport_read_table[1][i] = default_ioport_readw;
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ioport_read_table[2][i] = default_ioport_readl;
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ioport_write_table[0][i] = default_ioport_writeb;
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ioport_write_table[1][i] = default_ioport_writew;
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ioport_write_table[2][i] = default_ioport_writel;
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} |
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} |
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|
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/***********************************************************/
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void pstrcpy(char *buf, int buf_size, const char *str) |
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{
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int c;
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char *q = buf;
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if (buf_size <= 0) |
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return;
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for(;;) {
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c = *str++; |
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if (c == 0 || q >= buf + buf_size - 1) |
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break;
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*q++ = c; |
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} |
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*q = '\0';
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} |
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|
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/* strcat and truncate. */
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char *pstrcat(char *buf, int buf_size, const char *s) |
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{
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int len;
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len = strlen(buf); |
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if (len < buf_size)
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pstrcpy(buf + len, buf_size - len, s); |
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return buf;
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} |
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int strstart(const char *str, const char *val, const char **ptr) |
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{
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const char *p, *q; |
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p = str; |
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q = val; |
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while (*q != '\0') { |
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if (*p != *q)
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return 0; |
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p++; |
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q++; |
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} |
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if (ptr)
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*ptr = p; |
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return 1; |
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} |
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|
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void cpu_outb(CPUState *env, int addr, int val) |
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{
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#ifdef DEBUG_IOPORT
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if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "outb: %04x %02x\n", addr, val);
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#endif
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ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
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#ifdef USE_KQEMU
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if (env)
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env->last_io_time = cpu_get_time_fast(); |
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#endif
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} |
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|
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void cpu_outw(CPUState *env, int addr, int val) |
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{
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#ifdef DEBUG_IOPORT
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if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "outw: %04x %04x\n", addr, val);
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#endif
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ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
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#ifdef USE_KQEMU
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if (env)
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env->last_io_time = cpu_get_time_fast(); |
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#endif
|
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} |
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|
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void cpu_outl(CPUState *env, int addr, int val) |
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{
|
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#ifdef DEBUG_IOPORT
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if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "outl: %04x %08x\n", addr, val);
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#endif
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ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
|
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#ifdef USE_KQEMU
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if (env)
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env->last_io_time = cpu_get_time_fast(); |
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#endif
|
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} |
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|
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int cpu_inb(CPUState *env, int addr) |
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{
|
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int val;
|
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val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
|
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#ifdef DEBUG_IOPORT
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if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "inb : %04x %02x\n", addr, val);
|
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#endif
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#ifdef USE_KQEMU
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if (env)
|
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env->last_io_time = cpu_get_time_fast(); |
| 388 |
#endif
|
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return val;
|
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} |
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|
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int cpu_inw(CPUState *env, int addr) |
| 393 |
{
|
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int val;
|
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val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
|
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#ifdef DEBUG_IOPORT
|
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if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "inw : %04x %04x\n", addr, val);
|
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#endif
|
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#ifdef USE_KQEMU
|
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if (env)
|
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env->last_io_time = cpu_get_time_fast(); |
| 403 |
#endif
|
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return val;
|
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} |
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|
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int cpu_inl(CPUState *env, int addr) |
| 408 |
{
|
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int val;
|
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val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
|
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#ifdef DEBUG_IOPORT
|
| 412 |
if (loglevel & CPU_LOG_IOPORT)
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fprintf(logfile, "inl : %04x %08x\n", addr, val);
|
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#endif
|
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#ifdef USE_KQEMU
|
| 416 |
if (env)
|
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env->last_io_time = cpu_get_time_fast(); |
| 418 |
#endif
|
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return val;
|
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} |
| 421 |
|
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/***********************************************************/
|
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void hw_error(const char *fmt, ...) |
| 424 |
{
|
| 425 |
va_list ap; |
| 426 |
CPUState *env; |
| 427 |
|
| 428 |
va_start(ap, fmt); |
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fprintf(stderr, "qemu: hardware error: ");
|
| 430 |
vfprintf(stderr, fmt, ap); |
| 431 |
fprintf(stderr, "\n");
|
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for(env = first_cpu; env != NULL; env = env->next_cpu) { |
| 433 |
fprintf(stderr, "CPU #%d:\n", env->cpu_index);
|
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#ifdef TARGET_I386
|
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cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
| 436 |
#else
|
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cpu_dump_state(env, stderr, fprintf, 0);
|
| 438 |
#endif
|
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} |
| 440 |
va_end(ap); |
| 441 |
abort(); |
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} |
| 443 |
|
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/***********************************************************/
|
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/* keyboard/mouse */
|
| 446 |
|
| 447 |
static QEMUPutKBDEvent *qemu_put_kbd_event;
|
| 448 |
static void *qemu_put_kbd_event_opaque; |
| 449 |
static QEMUPutMouseEvent *qemu_put_mouse_event;
|
| 450 |
static void *qemu_put_mouse_event_opaque; |
| 451 |
static int qemu_put_mouse_event_absolute; |
| 452 |
|
| 453 |
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) |
| 454 |
{
|
| 455 |
qemu_put_kbd_event_opaque = opaque; |
| 456 |
qemu_put_kbd_event = func; |
| 457 |
} |
| 458 |
|
| 459 |
void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute) |
| 460 |
{
|
| 461 |
qemu_put_mouse_event_opaque = opaque; |
| 462 |
qemu_put_mouse_event = func; |
| 463 |
qemu_put_mouse_event_absolute = absolute; |
| 464 |
} |
| 465 |
|
| 466 |
void kbd_put_keycode(int keycode) |
| 467 |
{
|
| 468 |
if (qemu_put_kbd_event) {
|
| 469 |
qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); |
| 470 |
} |
| 471 |
} |
| 472 |
|
| 473 |
void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) |
| 474 |
{
|
| 475 |
if (qemu_put_mouse_event) {
|
| 476 |
qemu_put_mouse_event(qemu_put_mouse_event_opaque, |
| 477 |
dx, dy, dz, buttons_state); |
| 478 |
} |
| 479 |
} |
| 480 |
|
| 481 |
int kbd_mouse_is_absolute(void) |
| 482 |
{
|
| 483 |
return qemu_put_mouse_event_absolute;
|
| 484 |
} |
| 485 |
|
| 486 |
/***********************************************************/
|
| 487 |
/* timers */
|
| 488 |
|
| 489 |
#if defined(__powerpc__)
|
| 490 |
|
| 491 |
static inline uint32_t get_tbl(void) |
| 492 |
{
|
| 493 |
uint32_t tbl; |
| 494 |
asm volatile("mftb %0" : "=r" (tbl)); |
| 495 |
return tbl;
|
| 496 |
} |
| 497 |
|
| 498 |
static inline uint32_t get_tbu(void) |
| 499 |
{
|
| 500 |
uint32_t tbl; |
| 501 |
asm volatile("mftbu %0" : "=r" (tbl)); |
| 502 |
return tbl;
|
| 503 |
} |
| 504 |
|
| 505 |
int64_t cpu_get_real_ticks(void)
|
| 506 |
{
|
| 507 |
uint32_t l, h, h1; |
| 508 |
/* NOTE: we test if wrapping has occurred */
|
| 509 |
do {
|
| 510 |
h = get_tbu(); |
| 511 |
l = get_tbl(); |
| 512 |
h1 = get_tbu(); |
| 513 |
} while (h != h1);
|
| 514 |
return ((int64_t)h << 32) | l; |
| 515 |
} |
| 516 |
|
| 517 |
#elif defined(__i386__)
|
| 518 |
|
| 519 |
int64_t cpu_get_real_ticks(void)
|
| 520 |
{
|
| 521 |
#ifdef _WIN32
|
| 522 |
LARGE_INTEGER ti; |
| 523 |
QueryPerformanceCounter(&ti); |
| 524 |
return ti.QuadPart;
|
| 525 |
#else
|
| 526 |
int64_t val; |
| 527 |
asm volatile ("rdtsc" : "=A" (val)); |
| 528 |
return val;
|
| 529 |
#endif
|
| 530 |
} |
| 531 |
|
| 532 |
#elif defined(__x86_64__)
|
| 533 |
|
| 534 |
int64_t cpu_get_real_ticks(void)
|
| 535 |
{
|
| 536 |
uint32_t low,high; |
| 537 |
int64_t val; |
| 538 |
asm volatile("rdtsc" : "=a" (low), "=d" (high)); |
| 539 |
val = high; |
| 540 |
val <<= 32;
|
| 541 |
val |= low; |
| 542 |
return val;
|
| 543 |
} |
| 544 |
|
| 545 |
#elif defined(__ia64)
|
| 546 |
|
| 547 |
int64_t cpu_get_real_ticks(void)
|
| 548 |
{
|
| 549 |
int64_t val; |
| 550 |
asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory"); |
| 551 |
return val;
|
| 552 |
} |
| 553 |
|
| 554 |
#elif defined(__s390__)
|
| 555 |
|
| 556 |
int64_t cpu_get_real_ticks(void)
|
| 557 |
{
|
| 558 |
int64_t val; |
| 559 |
asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc"); |
| 560 |
return val;
|
| 561 |
} |
| 562 |
|
| 563 |
#else
|
| 564 |
#error unsupported CPU
|
| 565 |
#endif
|
| 566 |
|
| 567 |
static int64_t cpu_ticks_prev;
|
| 568 |
static int64_t cpu_ticks_offset;
|
| 569 |
static int cpu_ticks_enabled; |
| 570 |
|
| 571 |
static inline int64_t cpu_get_ticks(void) |
| 572 |
{
|
| 573 |
if (!cpu_ticks_enabled) {
|
| 574 |
return cpu_ticks_offset;
|
| 575 |
} else {
|
| 576 |
int64_t ticks; |
| 577 |
ticks = cpu_get_real_ticks(); |
| 578 |
if (cpu_ticks_prev > ticks) {
|
| 579 |
/* Note: non increasing ticks may happen if the host uses
|
| 580 |
software suspend */
|
| 581 |
cpu_ticks_offset += cpu_ticks_prev - ticks; |
| 582 |
} |
| 583 |
cpu_ticks_prev = ticks; |
| 584 |
return ticks + cpu_ticks_offset;
|
| 585 |
} |
| 586 |
} |
| 587 |
|
| 588 |
/* enable cpu_get_ticks() */
|
| 589 |
void cpu_enable_ticks(void) |
| 590 |
{
|
| 591 |
if (!cpu_ticks_enabled) {
|
| 592 |
cpu_ticks_offset -= cpu_get_real_ticks(); |
| 593 |
cpu_ticks_enabled = 1;
|
| 594 |
} |
| 595 |
} |
| 596 |
|
| 597 |
/* disable cpu_get_ticks() : the clock is stopped. You must not call
|
| 598 |
cpu_get_ticks() after that. */
|
| 599 |
void cpu_disable_ticks(void) |
| 600 |
{
|
| 601 |
if (cpu_ticks_enabled) {
|
| 602 |
cpu_ticks_offset = cpu_get_ticks(); |
| 603 |
cpu_ticks_enabled = 0;
|
| 604 |
} |
| 605 |
} |
| 606 |
|
| 607 |
#ifdef _WIN32
|
| 608 |
void cpu_calibrate_ticks(void) |
| 609 |
{
|
| 610 |
LARGE_INTEGER freq; |
| 611 |
int ret;
|
| 612 |
|
| 613 |
ret = QueryPerformanceFrequency(&freq); |
| 614 |
if (ret == 0) { |
| 615 |
fprintf(stderr, "Could not calibrate ticks\n");
|
| 616 |
exit(1);
|
| 617 |
} |
| 618 |
ticks_per_sec = freq.QuadPart; |
| 619 |
} |
| 620 |
|
| 621 |
#else
|
| 622 |
static int64_t get_clock(void) |
| 623 |
{
|
| 624 |
struct timeval tv;
|
| 625 |
gettimeofday(&tv, NULL);
|
| 626 |
return tv.tv_sec * 1000000LL + tv.tv_usec; |
| 627 |
} |
| 628 |
|
| 629 |
void cpu_calibrate_ticks(void) |
| 630 |
{
|
| 631 |
int64_t usec, ticks; |
| 632 |
|
| 633 |
usec = get_clock(); |
| 634 |
ticks = cpu_get_real_ticks(); |
| 635 |
usleep(50 * 1000); |
| 636 |
usec = get_clock() - usec; |
| 637 |
ticks = cpu_get_real_ticks() - ticks; |
| 638 |
ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
| 639 |
} |
| 640 |
#endif /* !_WIN32 */ |
| 641 |
|
| 642 |
/* compute with 96 bit intermediate result: (a*b)/c */
|
| 643 |
uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
| 644 |
{
|
| 645 |
union {
|
| 646 |
uint64_t ll; |
| 647 |
struct {
|
| 648 |
#ifdef WORDS_BIGENDIAN
|
| 649 |
uint32_t high, low; |
| 650 |
#else
|
| 651 |
uint32_t low, high; |
| 652 |
#endif
|
| 653 |
} l; |
| 654 |
} u, res; |
| 655 |
uint64_t rl, rh; |
| 656 |
|
| 657 |
u.ll = a; |
| 658 |
rl = (uint64_t)u.l.low * (uint64_t)b; |
| 659 |
rh = (uint64_t)u.l.high * (uint64_t)b; |
| 660 |
rh += (rl >> 32);
|
| 661 |
res.l.high = rh / c; |
| 662 |
res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; |
| 663 |
return res.ll;
|
| 664 |
} |
| 665 |
|
| 666 |
#define QEMU_TIMER_REALTIME 0 |
| 667 |
#define QEMU_TIMER_VIRTUAL 1 |
| 668 |
|
| 669 |
struct QEMUClock {
|
| 670 |
int type;
|
| 671 |
/* XXX: add frequency */
|
| 672 |
}; |
| 673 |
|
| 674 |
struct QEMUTimer {
|
| 675 |
QEMUClock *clock; |
| 676 |
int64_t expire_time; |
| 677 |
QEMUTimerCB *cb; |
| 678 |
void *opaque;
|
| 679 |
struct QEMUTimer *next;
|
| 680 |
}; |
| 681 |
|
| 682 |
QEMUClock *rt_clock; |
| 683 |
QEMUClock *vm_clock; |
| 684 |
|
| 685 |
static QEMUTimer *active_timers[2]; |
| 686 |
#ifdef _WIN32
|
| 687 |
static MMRESULT timerID;
|
| 688 |
static HANDLE host_alarm = NULL; |
| 689 |
static unsigned int period = 1; |
| 690 |
#else
|
| 691 |
/* frequency of the times() clock tick */
|
| 692 |
static int timer_freq; |
| 693 |
#endif
|
| 694 |
|
| 695 |
QEMUClock *qemu_new_clock(int type)
|
| 696 |
{
|
| 697 |
QEMUClock *clock; |
| 698 |
clock = qemu_mallocz(sizeof(QEMUClock));
|
| 699 |
if (!clock)
|
| 700 |
return NULL; |
| 701 |
clock->type = type; |
| 702 |
return clock;
|
| 703 |
} |
| 704 |
|
| 705 |
QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
|
| 706 |
{
|
| 707 |
QEMUTimer *ts; |
| 708 |
|
| 709 |
ts = qemu_mallocz(sizeof(QEMUTimer));
|
| 710 |
ts->clock = clock; |
| 711 |
ts->cb = cb; |
| 712 |
ts->opaque = opaque; |
| 713 |
return ts;
|
| 714 |
} |
| 715 |
|
| 716 |
void qemu_free_timer(QEMUTimer *ts)
|
| 717 |
{
|
| 718 |
qemu_free(ts); |
| 719 |
} |
| 720 |
|
| 721 |
/* stop a timer, but do not dealloc it */
|
| 722 |
void qemu_del_timer(QEMUTimer *ts)
|
| 723 |
{
|
| 724 |
QEMUTimer **pt, *t; |
| 725 |
|
| 726 |
/* NOTE: this code must be signal safe because
|
| 727 |
qemu_timer_expired() can be called from a signal. */
|
| 728 |
pt = &active_timers[ts->clock->type]; |
| 729 |
for(;;) {
|
| 730 |
t = *pt; |
| 731 |
if (!t)
|
| 732 |
break;
|
| 733 |
if (t == ts) {
|
| 734 |
*pt = t->next; |
| 735 |
break;
|
| 736 |
} |
| 737 |
pt = &t->next; |
| 738 |
} |
| 739 |
} |
| 740 |
|
| 741 |
/* modify the current timer so that it will be fired when current_time
|
| 742 |
>= expire_time. The corresponding callback will be called. */
|
| 743 |
void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
|
| 744 |
{
|
| 745 |
QEMUTimer **pt, *t; |
| 746 |
|
| 747 |
qemu_del_timer(ts); |
| 748 |
|
| 749 |
/* add the timer in the sorted list */
|
| 750 |
/* NOTE: this code must be signal safe because
|
| 751 |
qemu_timer_expired() can be called from a signal. */
|
| 752 |
pt = &active_timers[ts->clock->type]; |
| 753 |
for(;;) {
|
| 754 |
t = *pt; |
| 755 |
if (!t)
|
| 756 |
break;
|
| 757 |
if (t->expire_time > expire_time)
|
| 758 |
break;
|
| 759 |
pt = &t->next; |
| 760 |
} |
| 761 |
ts->expire_time = expire_time; |
| 762 |
ts->next = *pt; |
| 763 |
*pt = ts; |
| 764 |
} |
| 765 |
|
| 766 |
int qemu_timer_pending(QEMUTimer *ts)
|
| 767 |
{
|
| 768 |
QEMUTimer *t; |
| 769 |
for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { |
| 770 |
if (t == ts)
|
| 771 |
return 1; |
| 772 |
} |
| 773 |
return 0; |
| 774 |
} |
| 775 |
|
| 776 |
static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) |
| 777 |
{
|
| 778 |
if (!timer_head)
|
| 779 |
return 0; |
| 780 |
return (timer_head->expire_time <= current_time);
|
| 781 |
} |
| 782 |
|
| 783 |
static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) |
| 784 |
{
|
| 785 |
QEMUTimer *ts; |
| 786 |
|
| 787 |
for(;;) {
|
| 788 |
ts = *ptimer_head; |
| 789 |
if (!ts || ts->expire_time > current_time)
|
| 790 |
break;
|
| 791 |
/* remove timer from the list before calling the callback */
|
| 792 |
*ptimer_head = ts->next; |
| 793 |
ts->next = NULL;
|
| 794 |
|
| 795 |
/* run the callback (the timer list can be modified) */
|
| 796 |
ts->cb(ts->opaque); |
| 797 |
} |
| 798 |
} |
| 799 |
|
| 800 |
int64_t qemu_get_clock(QEMUClock *clock) |
| 801 |
{
|
| 802 |
switch(clock->type) {
|
| 803 |
case QEMU_TIMER_REALTIME:
|
| 804 |
#ifdef _WIN32
|
| 805 |
return GetTickCount();
|
| 806 |
#else
|
| 807 |
{
|
| 808 |
struct tms tp;
|
| 809 |
|
| 810 |
/* Note that using gettimeofday() is not a good solution
|
| 811 |
for timers because its value change when the date is
|
| 812 |
modified. */
|
| 813 |
if (timer_freq == 100) { |
| 814 |
return times(&tp) * 10; |
| 815 |
} else {
|
| 816 |
return ((int64_t)times(&tp) * 1000) / timer_freq; |
| 817 |
} |
| 818 |
} |
| 819 |
#endif
|
| 820 |
default:
|
| 821 |
case QEMU_TIMER_VIRTUAL:
|
| 822 |
return cpu_get_ticks();
|
| 823 |
} |
| 824 |
} |
| 825 |
|
| 826 |
/* save a timer */
|
| 827 |
void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
|
| 828 |
{
|
| 829 |
uint64_t expire_time; |
| 830 |
|
| 831 |
if (qemu_timer_pending(ts)) {
|
| 832 |
expire_time = ts->expire_time; |
| 833 |
} else {
|
| 834 |
expire_time = -1;
|
| 835 |
} |
| 836 |
qemu_put_be64(f, expire_time); |
| 837 |
} |
| 838 |
|
| 839 |
void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
|
| 840 |
{
|
| 841 |
uint64_t expire_time; |
| 842 |
|
| 843 |
expire_time = qemu_get_be64(f); |
| 844 |
if (expire_time != -1) { |
| 845 |
qemu_mod_timer(ts, expire_time); |
| 846 |
} else {
|
| 847 |
qemu_del_timer(ts); |
| 848 |
} |
| 849 |
} |
| 850 |
|
| 851 |
static void timer_save(QEMUFile *f, void *opaque) |
| 852 |
{
|
| 853 |
if (cpu_ticks_enabled) {
|
| 854 |
hw_error("cannot save state if virtual timers are running");
|
| 855 |
} |
| 856 |
qemu_put_be64s(f, &cpu_ticks_offset); |
| 857 |
qemu_put_be64s(f, &ticks_per_sec); |
| 858 |
} |
| 859 |
|
| 860 |
static int timer_load(QEMUFile *f, void *opaque, int version_id) |
| 861 |
{
|
| 862 |
if (version_id != 1) |
| 863 |
return -EINVAL;
|
| 864 |
if (cpu_ticks_enabled) {
|
| 865 |
return -EINVAL;
|
| 866 |
} |
| 867 |
qemu_get_be64s(f, &cpu_ticks_offset); |
| 868 |
qemu_get_be64s(f, &ticks_per_sec); |
| 869 |
return 0; |
| 870 |
} |
| 871 |
|
| 872 |
#ifdef _WIN32
|
| 873 |
void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
|
| 874 |
DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) |
| 875 |
#else
|
| 876 |
static void host_alarm_handler(int host_signum) |
| 877 |
#endif
|
| 878 |
{
|
| 879 |
#if 0
|
| 880 |
#define DISP_FREQ 1000
|
| 881 |
{
|
| 882 |
static int64_t delta_min = INT64_MAX;
|
| 883 |
static int64_t delta_max, delta_cum, last_clock, delta, ti;
|
| 884 |
static int count;
|
| 885 |
ti = qemu_get_clock(vm_clock);
|
| 886 |
if (last_clock != 0) {
|
| 887 |
delta = ti - last_clock;
|
| 888 |
if (delta < delta_min)
|
| 889 |
delta_min = delta;
|
| 890 |
if (delta > delta_max)
|
| 891 |
delta_max = delta;
|
| 892 |
delta_cum += delta;
|
| 893 |
if (++count == DISP_FREQ) {
|
| 894 |
printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
|
| 895 |
muldiv64(delta_min, 1000000, ticks_per_sec),
|
| 896 |
muldiv64(delta_max, 1000000, ticks_per_sec),
|
| 897 |
muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
|
| 898 |
(double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
|
| 899 |
count = 0;
|
| 900 |
delta_min = INT64_MAX;
|
| 901 |
delta_max = 0;
|
| 902 |
delta_cum = 0;
|
| 903 |
}
|
| 904 |
}
|
| 905 |
last_clock = ti;
|
| 906 |
}
|
| 907 |
#endif
|
| 908 |
if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
|
| 909 |
qemu_get_clock(vm_clock)) || |
| 910 |
qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
| 911 |
qemu_get_clock(rt_clock))) {
|
| 912 |
#ifdef _WIN32
|
| 913 |
SetEvent(host_alarm); |
| 914 |
#endif
|
| 915 |
CPUState *env = cpu_single_env; |
| 916 |
if (env) {
|
| 917 |
/* stop the currently executing cpu because a timer occured */
|
| 918 |
cpu_interrupt(env, CPU_INTERRUPT_EXIT); |
| 919 |
#ifdef USE_KQEMU
|
| 920 |
if (env->kqemu_enabled) {
|
| 921 |
kqemu_cpu_interrupt(env); |
| 922 |
} |
| 923 |
#endif
|
| 924 |
} |
| 925 |
} |
| 926 |
} |
| 927 |
|
| 928 |
#ifndef _WIN32
|
| 929 |
|
| 930 |
#if defined(__linux__)
|
| 931 |
|
| 932 |
#define RTC_FREQ 1024 |
| 933 |
|
| 934 |
static int rtc_fd; |
| 935 |
|
| 936 |
static int start_rtc_timer(void) |
| 937 |
{
|
| 938 |
rtc_fd = open("/dev/rtc", O_RDONLY);
|
| 939 |
if (rtc_fd < 0) |
| 940 |
return -1; |
| 941 |
if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { |
| 942 |
fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
|
| 943 |
"error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
|
| 944 |
"type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
|
| 945 |
goto fail;
|
| 946 |
} |
| 947 |
if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { |
| 948 |
fail:
|
| 949 |
close(rtc_fd); |
| 950 |
return -1; |
| 951 |
} |
| 952 |
pit_min_timer_count = PIT_FREQ / RTC_FREQ; |
| 953 |
return 0; |
| 954 |
} |
| 955 |
|
| 956 |
#else
|
| 957 |
|
| 958 |
static int start_rtc_timer(void) |
| 959 |
{
|
| 960 |
return -1; |
| 961 |
} |
| 962 |
|
| 963 |
#endif /* !defined(__linux__) */ |
| 964 |
|
| 965 |
#endif /* !defined(_WIN32) */ |
| 966 |
|
| 967 |
static void init_timers(void) |
| 968 |
{
|
| 969 |
rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
| 970 |
vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); |
| 971 |
|
| 972 |
#ifdef _WIN32
|
| 973 |
{
|
| 974 |
int count=0; |
| 975 |
TIMECAPS tc; |
| 976 |
|
| 977 |
ZeroMemory(&tc, sizeof(TIMECAPS));
|
| 978 |
timeGetDevCaps(&tc, sizeof(TIMECAPS));
|
| 979 |
if (period < tc.wPeriodMin)
|
| 980 |
period = tc.wPeriodMin; |
| 981 |
timeBeginPeriod(period); |
| 982 |
timerID = timeSetEvent(1, // interval (ms) |
| 983 |
period, // resolution
|
| 984 |
host_alarm_handler, // function
|
| 985 |
(DWORD)&count, // user parameter
|
| 986 |
TIME_PERIODIC | TIME_CALLBACK_FUNCTION); |
| 987 |
if( !timerID ) {
|
| 988 |
perror("failed timer alarm");
|
| 989 |
exit(1);
|
| 990 |
} |
| 991 |
host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 992 |
if (!host_alarm) {
|
| 993 |
perror("failed CreateEvent");
|
| 994 |
exit(1);
|
| 995 |
} |
| 996 |
ResetEvent(host_alarm); |
| 997 |
} |
| 998 |
pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; |
| 999 |
#else
|
| 1000 |
{
|
| 1001 |
struct sigaction act;
|
| 1002 |
struct itimerval itv;
|
| 1003 |
|
| 1004 |
/* get times() syscall frequency */
|
| 1005 |
timer_freq = sysconf(_SC_CLK_TCK); |
| 1006 |
|
| 1007 |
/* timer signal */
|
| 1008 |
sigfillset(&act.sa_mask); |
| 1009 |
act.sa_flags = 0;
|
| 1010 |
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
| 1011 |
act.sa_flags |= SA_ONSTACK; |
| 1012 |
#endif
|
| 1013 |
act.sa_handler = host_alarm_handler; |
| 1014 |
sigaction(SIGALRM, &act, NULL);
|
| 1015 |
|
| 1016 |
itv.it_interval.tv_sec = 0;
|
| 1017 |
itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */ |
| 1018 |
itv.it_value.tv_sec = 0;
|
| 1019 |
itv.it_value.tv_usec = 10 * 1000; |
| 1020 |
setitimer(ITIMER_REAL, &itv, NULL);
|
| 1021 |
/* we probe the tick duration of the kernel to inform the user if
|
| 1022 |
the emulated kernel requested a too high timer frequency */
|
| 1023 |
getitimer(ITIMER_REAL, &itv); |
| 1024 |
|
| 1025 |
#if defined(__linux__)
|
| 1026 |
/* XXX: force /dev/rtc usage because even 2.6 kernels may not
|
| 1027 |
have timers with 1 ms resolution. The correct solution will
|
| 1028 |
be to use the POSIX real time timers available in recent
|
| 1029 |
2.6 kernels */
|
| 1030 |
if (itv.it_interval.tv_usec > 1000 || 1) { |
| 1031 |
/* try to use /dev/rtc to have a faster timer */
|
| 1032 |
if (start_rtc_timer() < 0) |
| 1033 |
goto use_itimer;
|
| 1034 |
/* disable itimer */
|
| 1035 |
itv.it_interval.tv_sec = 0;
|
| 1036 |
itv.it_interval.tv_usec = 0;
|
| 1037 |
itv.it_value.tv_sec = 0;
|
| 1038 |
itv.it_value.tv_usec = 0;
|
| 1039 |
setitimer(ITIMER_REAL, &itv, NULL);
|
| 1040 |
|
| 1041 |
/* use the RTC */
|
| 1042 |
sigaction(SIGIO, &act, NULL);
|
| 1043 |
fcntl(rtc_fd, F_SETFL, O_ASYNC); |
| 1044 |
fcntl(rtc_fd, F_SETOWN, getpid()); |
| 1045 |
} else
|
| 1046 |
#endif /* defined(__linux__) */ |
| 1047 |
{
|
| 1048 |
use_itimer:
|
| 1049 |
pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * |
| 1050 |
PIT_FREQ) / 1000000;
|
| 1051 |
} |
| 1052 |
} |
| 1053 |
#endif
|
| 1054 |
} |
| 1055 |
|
| 1056 |
void quit_timers(void) |
| 1057 |
{
|
| 1058 |
#ifdef _WIN32
|
| 1059 |
timeKillEvent(timerID); |
| 1060 |
timeEndPeriod(period); |
| 1061 |
if (host_alarm) {
|
| 1062 |
CloseHandle(host_alarm); |
| 1063 |
host_alarm = NULL;
|
| 1064 |
} |
| 1065 |
#endif
|
| 1066 |
} |
| 1067 |
|
| 1068 |
/***********************************************************/
|
| 1069 |
/* character device */
|
| 1070 |
|
| 1071 |
int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) |
| 1072 |
{
|
| 1073 |
return s->chr_write(s, buf, len);
|
| 1074 |
} |
| 1075 |
|
| 1076 |
int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg) |
| 1077 |
{
|
| 1078 |
if (!s->chr_ioctl)
|
| 1079 |
return -ENOTSUP;
|
| 1080 |
return s->chr_ioctl(s, cmd, arg);
|
| 1081 |
} |
| 1082 |
|
| 1083 |
void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) |
| 1084 |
{
|
| 1085 |
char buf[4096]; |
| 1086 |
va_list ap; |
| 1087 |
va_start(ap, fmt); |
| 1088 |
vsnprintf(buf, sizeof(buf), fmt, ap);
|
| 1089 |
qemu_chr_write(s, buf, strlen(buf)); |
| 1090 |
va_end(ap); |
| 1091 |
} |
| 1092 |
|
| 1093 |
void qemu_chr_send_event(CharDriverState *s, int event) |
| 1094 |
{
|
| 1095 |
if (s->chr_send_event)
|
| 1096 |
s->chr_send_event(s, event); |
| 1097 |
} |
| 1098 |
|
| 1099 |
void qemu_chr_add_read_handler(CharDriverState *s,
|
| 1100 |
IOCanRWHandler *fd_can_read, |
| 1101 |
IOReadHandler *fd_read, void *opaque)
|
| 1102 |
{
|
| 1103 |
s->chr_add_read_handler(s, fd_can_read, fd_read, opaque); |
| 1104 |
} |
| 1105 |
|
| 1106 |
void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
|
| 1107 |
{
|
| 1108 |
s->chr_event = chr_event; |
| 1109 |
} |
| 1110 |
|
| 1111 |
static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
| 1112 |
{
|
| 1113 |
return len;
|
| 1114 |
} |
| 1115 |
|
| 1116 |
static void null_chr_add_read_handler(CharDriverState *chr, |
| 1117 |
IOCanRWHandler *fd_can_read, |
| 1118 |
IOReadHandler *fd_read, void *opaque)
|
| 1119 |
{
|
| 1120 |
} |
| 1121 |
|
| 1122 |
CharDriverState *qemu_chr_open_null(void)
|
| 1123 |
{
|
| 1124 |
CharDriverState *chr; |
| 1125 |
|
| 1126 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 1127 |
if (!chr)
|
| 1128 |
return NULL; |
| 1129 |
chr->chr_write = null_chr_write; |
| 1130 |
chr->chr_add_read_handler = null_chr_add_read_handler; |
| 1131 |
return chr;
|
| 1132 |
} |
| 1133 |
|
| 1134 |
#ifdef _WIN32
|
| 1135 |
|
| 1136 |
static void socket_cleanup(void) |
| 1137 |
{
|
| 1138 |
WSACleanup(); |
| 1139 |
} |
| 1140 |
|
| 1141 |
static int socket_init(void) |
| 1142 |
{
|
| 1143 |
WSADATA Data; |
| 1144 |
int ret, err;
|
| 1145 |
|
| 1146 |
ret = WSAStartup(MAKEWORD(2,2), &Data); |
| 1147 |
if (ret != 0) { |
| 1148 |
err = WSAGetLastError(); |
| 1149 |
fprintf(stderr, "WSAStartup: %d\n", err);
|
| 1150 |
return -1; |
| 1151 |
} |
| 1152 |
atexit(socket_cleanup); |
| 1153 |
return 0; |
| 1154 |
} |
| 1155 |
|
| 1156 |
static int send_all(int fd, const uint8_t *buf, int len1) |
| 1157 |
{
|
| 1158 |
int ret, len;
|
| 1159 |
|
| 1160 |
len = len1; |
| 1161 |
while (len > 0) { |
| 1162 |
ret = send(fd, buf, len, 0);
|
| 1163 |
if (ret < 0) { |
| 1164 |
int errno;
|
| 1165 |
errno = WSAGetLastError(); |
| 1166 |
if (errno != WSAEWOULDBLOCK) {
|
| 1167 |
return -1; |
| 1168 |
} |
| 1169 |
} else if (ret == 0) { |
| 1170 |
break;
|
| 1171 |
} else {
|
| 1172 |
buf += ret; |
| 1173 |
len -= ret; |
| 1174 |
} |
| 1175 |
} |
| 1176 |
return len1 - len;
|
| 1177 |
} |
| 1178 |
|
| 1179 |
void socket_set_nonblock(int fd) |
| 1180 |
{
|
| 1181 |
unsigned long opt = 1; |
| 1182 |
ioctlsocket(fd, FIONBIO, &opt); |
| 1183 |
} |
| 1184 |
|
| 1185 |
#else
|
| 1186 |
|
| 1187 |
static int unix_write(int fd, const uint8_t *buf, int len1) |
| 1188 |
{
|
| 1189 |
int ret, len;
|
| 1190 |
|
| 1191 |
len = len1; |
| 1192 |
while (len > 0) { |
| 1193 |
ret = write(fd, buf, len); |
| 1194 |
if (ret < 0) { |
| 1195 |
if (errno != EINTR && errno != EAGAIN)
|
| 1196 |
return -1; |
| 1197 |
} else if (ret == 0) { |
| 1198 |
break;
|
| 1199 |
} else {
|
| 1200 |
buf += ret; |
| 1201 |
len -= ret; |
| 1202 |
} |
| 1203 |
} |
| 1204 |
return len1 - len;
|
| 1205 |
} |
| 1206 |
|
| 1207 |
static inline int send_all(int fd, const uint8_t *buf, int len1) |
| 1208 |
{
|
| 1209 |
return unix_write(fd, buf, len1);
|
| 1210 |
} |
| 1211 |
|
| 1212 |
void socket_set_nonblock(int fd) |
| 1213 |
{
|
| 1214 |
fcntl(fd, F_SETFL, O_NONBLOCK); |
| 1215 |
} |
| 1216 |
#endif /* !_WIN32 */ |
| 1217 |
|
| 1218 |
#ifndef _WIN32
|
| 1219 |
|
| 1220 |
typedef struct { |
| 1221 |
int fd_in, fd_out;
|
| 1222 |
IOCanRWHandler *fd_can_read; |
| 1223 |
IOReadHandler *fd_read; |
| 1224 |
void *fd_opaque;
|
| 1225 |
int max_size;
|
| 1226 |
} FDCharDriver; |
| 1227 |
|
| 1228 |
#define STDIO_MAX_CLIENTS 2 |
| 1229 |
|
| 1230 |
static int stdio_nb_clients; |
| 1231 |
static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
|
| 1232 |
|
| 1233 |
static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
| 1234 |
{
|
| 1235 |
FDCharDriver *s = chr->opaque; |
| 1236 |
return unix_write(s->fd_out, buf, len);
|
| 1237 |
} |
| 1238 |
|
| 1239 |
static int fd_chr_read_poll(void *opaque) |
| 1240 |
{
|
| 1241 |
CharDriverState *chr = opaque; |
| 1242 |
FDCharDriver *s = chr->opaque; |
| 1243 |
|
| 1244 |
s->max_size = s->fd_can_read(s->fd_opaque); |
| 1245 |
return s->max_size;
|
| 1246 |
} |
| 1247 |
|
| 1248 |
static void fd_chr_read(void *opaque) |
| 1249 |
{
|
| 1250 |
CharDriverState *chr = opaque; |
| 1251 |
FDCharDriver *s = chr->opaque; |
| 1252 |
int size, len;
|
| 1253 |
uint8_t buf[1024];
|
| 1254 |
|
| 1255 |
len = sizeof(buf);
|
| 1256 |
if (len > s->max_size)
|
| 1257 |
len = s->max_size; |
| 1258 |
if (len == 0) |
| 1259 |
return;
|
| 1260 |
size = read(s->fd_in, buf, len); |
| 1261 |
if (size > 0) { |
| 1262 |
s->fd_read(s->fd_opaque, buf, size); |
| 1263 |
} |
| 1264 |
} |
| 1265 |
|
| 1266 |
static void fd_chr_add_read_handler(CharDriverState *chr, |
| 1267 |
IOCanRWHandler *fd_can_read, |
| 1268 |
IOReadHandler *fd_read, void *opaque)
|
| 1269 |
{
|
| 1270 |
FDCharDriver *s = chr->opaque; |
| 1271 |
|
| 1272 |
if (s->fd_in >= 0) { |
| 1273 |
s->fd_can_read = fd_can_read; |
| 1274 |
s->fd_read = fd_read; |
| 1275 |
s->fd_opaque = opaque; |
| 1276 |
if (nographic && s->fd_in == 0) { |
| 1277 |
} else {
|
| 1278 |
qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll, |
| 1279 |
fd_chr_read, NULL, chr);
|
| 1280 |
} |
| 1281 |
} |
| 1282 |
} |
| 1283 |
|
| 1284 |
/* open a character device to a unix fd */
|
| 1285 |
CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) |
| 1286 |
{
|
| 1287 |
CharDriverState *chr; |
| 1288 |
FDCharDriver *s; |
| 1289 |
|
| 1290 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 1291 |
if (!chr)
|
| 1292 |
return NULL; |
| 1293 |
s = qemu_mallocz(sizeof(FDCharDriver));
|
| 1294 |
if (!s) {
|
| 1295 |
free(chr); |
| 1296 |
return NULL; |
| 1297 |
} |
| 1298 |
s->fd_in = fd_in; |
| 1299 |
s->fd_out = fd_out; |
| 1300 |
chr->opaque = s; |
| 1301 |
chr->chr_write = fd_chr_write; |
| 1302 |
chr->chr_add_read_handler = fd_chr_add_read_handler; |
| 1303 |
return chr;
|
| 1304 |
} |
| 1305 |
|
| 1306 |
CharDriverState *qemu_chr_open_file_out(const char *file_out) |
| 1307 |
{
|
| 1308 |
int fd_out;
|
| 1309 |
|
| 1310 |
fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
|
| 1311 |
if (fd_out < 0) |
| 1312 |
return NULL; |
| 1313 |
return qemu_chr_open_fd(-1, fd_out); |
| 1314 |
} |
| 1315 |
|
| 1316 |
CharDriverState *qemu_chr_open_pipe(const char *filename) |
| 1317 |
{
|
| 1318 |
int fd;
|
| 1319 |
|
| 1320 |
fd = open(filename, O_RDWR | O_BINARY); |
| 1321 |
if (fd < 0) |
| 1322 |
return NULL; |
| 1323 |
return qemu_chr_open_fd(fd, fd);
|
| 1324 |
} |
| 1325 |
|
| 1326 |
|
| 1327 |
/* for STDIO, we handle the case where several clients use it
|
| 1328 |
(nographic mode) */
|
| 1329 |
|
| 1330 |
#define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ |
| 1331 |
|
| 1332 |
#define TERM_FIFO_MAX_SIZE 1 |
| 1333 |
|
| 1334 |
static int term_got_escape, client_index; |
| 1335 |
static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
|
| 1336 |
int term_fifo_size;
|
| 1337 |
|
| 1338 |
void term_print_help(void) |
| 1339 |
{
|
| 1340 |
printf("\n"
|
| 1341 |
"C-a h print this help\n"
|
| 1342 |
"C-a x exit emulator\n"
|
| 1343 |
"C-a s save disk data back to file (if -snapshot)\n"
|
| 1344 |
"C-a b send break (magic sysrq)\n"
|
| 1345 |
"C-a c switch between console and monitor\n"
|
| 1346 |
"C-a C-a send C-a\n"
|
| 1347 |
); |
| 1348 |
} |
| 1349 |
|
| 1350 |
/* called when a char is received */
|
| 1351 |
static void stdio_received_byte(int ch) |
| 1352 |
{
|
| 1353 |
if (term_got_escape) {
|
| 1354 |
term_got_escape = 0;
|
| 1355 |
switch(ch) {
|
| 1356 |
case 'h': |
| 1357 |
term_print_help(); |
| 1358 |
break;
|
| 1359 |
case 'x': |
| 1360 |
exit(0);
|
| 1361 |
break;
|
| 1362 |
case 's': |
| 1363 |
{
|
| 1364 |
int i;
|
| 1365 |
for (i = 0; i < MAX_DISKS; i++) { |
| 1366 |
if (bs_table[i])
|
| 1367 |
bdrv_commit(bs_table[i]); |
| 1368 |
} |
| 1369 |
} |
| 1370 |
break;
|
| 1371 |
case 'b': |
| 1372 |
if (client_index < stdio_nb_clients) {
|
| 1373 |
CharDriverState *chr; |
| 1374 |
FDCharDriver *s; |
| 1375 |
|
| 1376 |
chr = stdio_clients[client_index]; |
| 1377 |
s = chr->opaque; |
| 1378 |
chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK); |
| 1379 |
} |
| 1380 |
break;
|
| 1381 |
case 'c': |
| 1382 |
client_index++; |
| 1383 |
if (client_index >= stdio_nb_clients)
|
| 1384 |
client_index = 0;
|
| 1385 |
if (client_index == 0) { |
| 1386 |
/* send a new line in the monitor to get the prompt */
|
| 1387 |
ch = '\r';
|
| 1388 |
goto send_char;
|
| 1389 |
} |
| 1390 |
break;
|
| 1391 |
case TERM_ESCAPE:
|
| 1392 |
goto send_char;
|
| 1393 |
} |
| 1394 |
} else if (ch == TERM_ESCAPE) { |
| 1395 |
term_got_escape = 1;
|
| 1396 |
} else {
|
| 1397 |
send_char:
|
| 1398 |
if (client_index < stdio_nb_clients) {
|
| 1399 |
uint8_t buf[1];
|
| 1400 |
CharDriverState *chr; |
| 1401 |
FDCharDriver *s; |
| 1402 |
|
| 1403 |
chr = stdio_clients[client_index]; |
| 1404 |
s = chr->opaque; |
| 1405 |
if (s->fd_can_read(s->fd_opaque) > 0) { |
| 1406 |
buf[0] = ch;
|
| 1407 |
s->fd_read(s->fd_opaque, buf, 1);
|
| 1408 |
} else if (term_fifo_size == 0) { |
| 1409 |
term_fifo[term_fifo_size++] = ch; |
| 1410 |
} |
| 1411 |
} |
| 1412 |
} |
| 1413 |
} |
| 1414 |
|
| 1415 |
static int stdio_read_poll(void *opaque) |
| 1416 |
{
|
| 1417 |
CharDriverState *chr; |
| 1418 |
FDCharDriver *s; |
| 1419 |
|
| 1420 |
if (client_index < stdio_nb_clients) {
|
| 1421 |
chr = stdio_clients[client_index]; |
| 1422 |
s = chr->opaque; |
| 1423 |
/* try to flush the queue if needed */
|
| 1424 |
if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) { |
| 1425 |
s->fd_read(s->fd_opaque, term_fifo, 1);
|
| 1426 |
term_fifo_size = 0;
|
| 1427 |
} |
| 1428 |
/* see if we can absorb more chars */
|
| 1429 |
if (term_fifo_size == 0) |
| 1430 |
return 1; |
| 1431 |
else
|
| 1432 |
return 0; |
| 1433 |
} else {
|
| 1434 |
return 1; |
| 1435 |
} |
| 1436 |
} |
| 1437 |
|
| 1438 |
static void stdio_read(void *opaque) |
| 1439 |
{
|
| 1440 |
int size;
|
| 1441 |
uint8_t buf[1];
|
| 1442 |
|
| 1443 |
size = read(0, buf, 1); |
| 1444 |
if (size > 0) |
| 1445 |
stdio_received_byte(buf[0]);
|
| 1446 |
} |
| 1447 |
|
| 1448 |
/* init terminal so that we can grab keys */
|
| 1449 |
static struct termios oldtty; |
| 1450 |
static int old_fd0_flags; |
| 1451 |
|
| 1452 |
static void term_exit(void) |
| 1453 |
{
|
| 1454 |
tcsetattr (0, TCSANOW, &oldtty);
|
| 1455 |
fcntl(0, F_SETFL, old_fd0_flags);
|
| 1456 |
} |
| 1457 |
|
| 1458 |
static void term_init(void) |
| 1459 |
{
|
| 1460 |
struct termios tty;
|
| 1461 |
|
| 1462 |
tcgetattr (0, &tty);
|
| 1463 |
oldtty = tty; |
| 1464 |
old_fd0_flags = fcntl(0, F_GETFL);
|
| 1465 |
|
| 1466 |
tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP |
| 1467 |
|INLCR|IGNCR|ICRNL|IXON); |
| 1468 |
tty.c_oflag |= OPOST; |
| 1469 |
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); |
| 1470 |
/* if graphical mode, we allow Ctrl-C handling */
|
| 1471 |
if (nographic)
|
| 1472 |
tty.c_lflag &= ~ISIG; |
| 1473 |
tty.c_cflag &= ~(CSIZE|PARENB); |
| 1474 |
tty.c_cflag |= CS8; |
| 1475 |
tty.c_cc[VMIN] = 1;
|
| 1476 |
tty.c_cc[VTIME] = 0;
|
| 1477 |
|
| 1478 |
tcsetattr (0, TCSANOW, &tty);
|
| 1479 |
|
| 1480 |
atexit(term_exit); |
| 1481 |
|
| 1482 |
fcntl(0, F_SETFL, O_NONBLOCK);
|
| 1483 |
} |
| 1484 |
|
| 1485 |
CharDriverState *qemu_chr_open_stdio(void)
|
| 1486 |
{
|
| 1487 |
CharDriverState *chr; |
| 1488 |
|
| 1489 |
if (nographic) {
|
| 1490 |
if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
|
| 1491 |
return NULL; |
| 1492 |
chr = qemu_chr_open_fd(0, 1); |
| 1493 |
if (stdio_nb_clients == 0) |
| 1494 |
qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL); |
| 1495 |
client_index = stdio_nb_clients; |
| 1496 |
} else {
|
| 1497 |
if (stdio_nb_clients != 0) |
| 1498 |
return NULL; |
| 1499 |
chr = qemu_chr_open_fd(0, 1); |
| 1500 |
} |
| 1501 |
stdio_clients[stdio_nb_clients++] = chr; |
| 1502 |
if (stdio_nb_clients == 1) { |
| 1503 |
/* set the terminal in raw mode */
|
| 1504 |
term_init(); |
| 1505 |
} |
| 1506 |
return chr;
|
| 1507 |
} |
| 1508 |
|
| 1509 |
#if defined(__linux__)
|
| 1510 |
CharDriverState *qemu_chr_open_pty(void)
|
| 1511 |
{
|
| 1512 |
struct termios tty;
|
| 1513 |
char slave_name[1024]; |
| 1514 |
int master_fd, slave_fd;
|
| 1515 |
|
| 1516 |
/* Not satisfying */
|
| 1517 |
if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { |
| 1518 |
return NULL; |
| 1519 |
} |
| 1520 |
|
| 1521 |
/* Disabling local echo and line-buffered output */
|
| 1522 |
tcgetattr (master_fd, &tty); |
| 1523 |
tty.c_lflag &= ~(ECHO|ICANON|ISIG); |
| 1524 |
tty.c_cc[VMIN] = 1;
|
| 1525 |
tty.c_cc[VTIME] = 0;
|
| 1526 |
tcsetattr (master_fd, TCSAFLUSH, &tty); |
| 1527 |
|
| 1528 |
fprintf(stderr, "char device redirected to %s\n", slave_name);
|
| 1529 |
return qemu_chr_open_fd(master_fd, master_fd);
|
| 1530 |
} |
| 1531 |
|
| 1532 |
static void tty_serial_init(int fd, int speed, |
| 1533 |
int parity, int data_bits, int stop_bits) |
| 1534 |
{
|
| 1535 |
struct termios tty;
|
| 1536 |
speed_t spd; |
| 1537 |
|
| 1538 |
#if 0
|
| 1539 |
printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
|
| 1540 |
speed, parity, data_bits, stop_bits);
|
| 1541 |
#endif
|
| 1542 |
tcgetattr (fd, &tty); |
| 1543 |
|
| 1544 |
switch(speed) {
|
| 1545 |
case 50: |
| 1546 |
spd = B50; |
| 1547 |
break;
|
| 1548 |
case 75: |
| 1549 |
spd = B75; |
| 1550 |
break;
|
| 1551 |
case 300: |
| 1552 |
spd = B300; |
| 1553 |
break;
|
| 1554 |
case 600: |
| 1555 |
spd = B600; |
| 1556 |
break;
|
| 1557 |
case 1200: |
| 1558 |
spd = B1200; |
| 1559 |
break;
|
| 1560 |
case 2400: |
| 1561 |
spd = B2400; |
| 1562 |
break;
|
| 1563 |
case 4800: |
| 1564 |
spd = B4800; |
| 1565 |
break;
|
| 1566 |
case 9600: |
| 1567 |
spd = B9600; |
| 1568 |
break;
|
| 1569 |
case 19200: |
| 1570 |
spd = B19200; |
| 1571 |
break;
|
| 1572 |
case 38400: |
| 1573 |
spd = B38400; |
| 1574 |
break;
|
| 1575 |
case 57600: |
| 1576 |
spd = B57600; |
| 1577 |
break;
|
| 1578 |
default:
|
| 1579 |
case 115200: |
| 1580 |
spd = B115200; |
| 1581 |
break;
|
| 1582 |
} |
| 1583 |
|
| 1584 |
cfsetispeed(&tty, spd); |
| 1585 |
cfsetospeed(&tty, spd); |
| 1586 |
|
| 1587 |
tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP |
| 1588 |
|INLCR|IGNCR|ICRNL|IXON); |
| 1589 |
tty.c_oflag |= OPOST; |
| 1590 |
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG); |
| 1591 |
tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS); |
| 1592 |
switch(data_bits) {
|
| 1593 |
default:
|
| 1594 |
case 8: |
| 1595 |
tty.c_cflag |= CS8; |
| 1596 |
break;
|
| 1597 |
case 7: |
| 1598 |
tty.c_cflag |= CS7; |
| 1599 |
break;
|
| 1600 |
case 6: |
| 1601 |
tty.c_cflag |= CS6; |
| 1602 |
break;
|
| 1603 |
case 5: |
| 1604 |
tty.c_cflag |= CS5; |
| 1605 |
break;
|
| 1606 |
} |
| 1607 |
switch(parity) {
|
| 1608 |
default:
|
| 1609 |
case 'N': |
| 1610 |
break;
|
| 1611 |
case 'E': |
| 1612 |
tty.c_cflag |= PARENB; |
| 1613 |
break;
|
| 1614 |
case 'O': |
| 1615 |
tty.c_cflag |= PARENB | PARODD; |
| 1616 |
break;
|
| 1617 |
} |
| 1618 |
|
| 1619 |
tcsetattr (fd, TCSANOW, &tty); |
| 1620 |
} |
| 1621 |
|
| 1622 |
static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg) |
| 1623 |
{
|
| 1624 |
FDCharDriver *s = chr->opaque; |
| 1625 |
|
| 1626 |
switch(cmd) {
|
| 1627 |
case CHR_IOCTL_SERIAL_SET_PARAMS:
|
| 1628 |
{
|
| 1629 |
QEMUSerialSetParams *ssp = arg; |
| 1630 |
tty_serial_init(s->fd_in, ssp->speed, ssp->parity, |
| 1631 |
ssp->data_bits, ssp->stop_bits); |
| 1632 |
} |
| 1633 |
break;
|
| 1634 |
case CHR_IOCTL_SERIAL_SET_BREAK:
|
| 1635 |
{
|
| 1636 |
int enable = *(int *)arg; |
| 1637 |
if (enable)
|
| 1638 |
tcsendbreak(s->fd_in, 1);
|
| 1639 |
} |
| 1640 |
break;
|
| 1641 |
default:
|
| 1642 |
return -ENOTSUP;
|
| 1643 |
} |
| 1644 |
return 0; |
| 1645 |
} |
| 1646 |
|
| 1647 |
CharDriverState *qemu_chr_open_tty(const char *filename) |
| 1648 |
{
|
| 1649 |
CharDriverState *chr; |
| 1650 |
int fd;
|
| 1651 |
|
| 1652 |
fd = open(filename, O_RDWR | O_NONBLOCK); |
| 1653 |
if (fd < 0) |
| 1654 |
return NULL; |
| 1655 |
fcntl(fd, F_SETFL, O_NONBLOCK); |
| 1656 |
tty_serial_init(fd, 115200, 'N', 8, 1); |
| 1657 |
chr = qemu_chr_open_fd(fd, fd); |
| 1658 |
if (!chr)
|
| 1659 |
return NULL; |
| 1660 |
chr->chr_ioctl = tty_serial_ioctl; |
| 1661 |
return chr;
|
| 1662 |
} |
| 1663 |
|
| 1664 |
static int pp_ioctl(CharDriverState *chr, int cmd, void *arg) |
| 1665 |
{
|
| 1666 |
int fd = (int)chr->opaque; |
| 1667 |
uint8_t b; |
| 1668 |
|
| 1669 |
switch(cmd) {
|
| 1670 |
case CHR_IOCTL_PP_READ_DATA:
|
| 1671 |
if (ioctl(fd, PPRDATA, &b) < 0) |
| 1672 |
return -ENOTSUP;
|
| 1673 |
*(uint8_t *)arg = b; |
| 1674 |
break;
|
| 1675 |
case CHR_IOCTL_PP_WRITE_DATA:
|
| 1676 |
b = *(uint8_t *)arg; |
| 1677 |
if (ioctl(fd, PPWDATA, &b) < 0) |
| 1678 |
return -ENOTSUP;
|
| 1679 |
break;
|
| 1680 |
case CHR_IOCTL_PP_READ_CONTROL:
|
| 1681 |
if (ioctl(fd, PPRCONTROL, &b) < 0) |
| 1682 |
return -ENOTSUP;
|
| 1683 |
*(uint8_t *)arg = b; |
| 1684 |
break;
|
| 1685 |
case CHR_IOCTL_PP_WRITE_CONTROL:
|
| 1686 |
b = *(uint8_t *)arg; |
| 1687 |
if (ioctl(fd, PPWCONTROL, &b) < 0) |
| 1688 |
return -ENOTSUP;
|
| 1689 |
break;
|
| 1690 |
case CHR_IOCTL_PP_READ_STATUS:
|
| 1691 |
if (ioctl(fd, PPRSTATUS, &b) < 0) |
| 1692 |
return -ENOTSUP;
|
| 1693 |
*(uint8_t *)arg = b; |
| 1694 |
break;
|
| 1695 |
default:
|
| 1696 |
return -ENOTSUP;
|
| 1697 |
} |
| 1698 |
return 0; |
| 1699 |
} |
| 1700 |
|
| 1701 |
CharDriverState *qemu_chr_open_pp(const char *filename) |
| 1702 |
{
|
| 1703 |
CharDriverState *chr; |
| 1704 |
int fd;
|
| 1705 |
|
| 1706 |
fd = open(filename, O_RDWR); |
| 1707 |
if (fd < 0) |
| 1708 |
return NULL; |
| 1709 |
|
| 1710 |
if (ioctl(fd, PPCLAIM) < 0) { |
| 1711 |
close(fd); |
| 1712 |
return NULL; |
| 1713 |
} |
| 1714 |
|
| 1715 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 1716 |
if (!chr) {
|
| 1717 |
close(fd); |
| 1718 |
return NULL; |
| 1719 |
} |
| 1720 |
chr->opaque = (void *)fd;
|
| 1721 |
chr->chr_write = null_chr_write; |
| 1722 |
chr->chr_add_read_handler = null_chr_add_read_handler; |
| 1723 |
chr->chr_ioctl = pp_ioctl; |
| 1724 |
return chr;
|
| 1725 |
} |
| 1726 |
|
| 1727 |
#else
|
| 1728 |
CharDriverState *qemu_chr_open_pty(void)
|
| 1729 |
{
|
| 1730 |
return NULL; |
| 1731 |
} |
| 1732 |
#endif
|
| 1733 |
|
| 1734 |
#endif /* !defined(_WIN32) */ |
| 1735 |
|
| 1736 |
#ifdef _WIN32
|
| 1737 |
typedef struct { |
| 1738 |
IOCanRWHandler *fd_can_read; |
| 1739 |
IOReadHandler *fd_read; |
| 1740 |
void *win_opaque;
|
| 1741 |
int max_size;
|
| 1742 |
HANDLE hcom, hrecv, hsend; |
| 1743 |
OVERLAPPED orecv, osend; |
| 1744 |
BOOL fpipe; |
| 1745 |
DWORD len; |
| 1746 |
} WinCharState; |
| 1747 |
|
| 1748 |
#define NSENDBUF 2048 |
| 1749 |
#define NRECVBUF 2048 |
| 1750 |
#define MAXCONNECT 1 |
| 1751 |
#define NTIMEOUT 5000 |
| 1752 |
|
| 1753 |
static int win_chr_poll(void *opaque); |
| 1754 |
static int win_chr_pipe_poll(void *opaque); |
| 1755 |
|
| 1756 |
static void win_chr_close2(WinCharState *s) |
| 1757 |
{
|
| 1758 |
if (s->hsend) {
|
| 1759 |
CloseHandle(s->hsend); |
| 1760 |
s->hsend = NULL;
|
| 1761 |
} |
| 1762 |
if (s->hrecv) {
|
| 1763 |
CloseHandle(s->hrecv); |
| 1764 |
s->hrecv = NULL;
|
| 1765 |
} |
| 1766 |
if (s->hcom) {
|
| 1767 |
CloseHandle(s->hcom); |
| 1768 |
s->hcom = NULL;
|
| 1769 |
} |
| 1770 |
if (s->fpipe)
|
| 1771 |
qemu_del_polling_cb(win_chr_pipe_poll, s); |
| 1772 |
else
|
| 1773 |
qemu_del_polling_cb(win_chr_poll, s); |
| 1774 |
} |
| 1775 |
|
| 1776 |
static void win_chr_close(CharDriverState *chr) |
| 1777 |
{
|
| 1778 |
WinCharState *s = chr->opaque; |
| 1779 |
win_chr_close2(s); |
| 1780 |
} |
| 1781 |
|
| 1782 |
static int win_chr_init(WinCharState *s, const char *filename) |
| 1783 |
{
|
| 1784 |
COMMCONFIG comcfg; |
| 1785 |
COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
|
| 1786 |
COMSTAT comstat; |
| 1787 |
DWORD size; |
| 1788 |
DWORD err; |
| 1789 |
|
| 1790 |
s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL); |
| 1791 |
if (!s->hsend) {
|
| 1792 |
fprintf(stderr, "Failed CreateEvent\n");
|
| 1793 |
goto fail;
|
| 1794 |
} |
| 1795 |
s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL); |
| 1796 |
if (!s->hrecv) {
|
| 1797 |
fprintf(stderr, "Failed CreateEvent\n");
|
| 1798 |
goto fail;
|
| 1799 |
} |
| 1800 |
|
| 1801 |
s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL, |
| 1802 |
OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
|
| 1803 |
if (s->hcom == INVALID_HANDLE_VALUE) {
|
| 1804 |
fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
|
| 1805 |
s->hcom = NULL;
|
| 1806 |
goto fail;
|
| 1807 |
} |
| 1808 |
|
| 1809 |
if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
|
| 1810 |
fprintf(stderr, "Failed SetupComm\n");
|
| 1811 |
goto fail;
|
| 1812 |
} |
| 1813 |
|
| 1814 |
ZeroMemory(&comcfg, sizeof(COMMCONFIG));
|
| 1815 |
size = sizeof(COMMCONFIG);
|
| 1816 |
GetDefaultCommConfig(filename, &comcfg, &size); |
| 1817 |
comcfg.dcb.DCBlength = sizeof(DCB);
|
| 1818 |
CommConfigDialog(filename, NULL, &comcfg);
|
| 1819 |
|
| 1820 |
if (!SetCommState(s->hcom, &comcfg.dcb)) {
|
| 1821 |
fprintf(stderr, "Failed SetCommState\n");
|
| 1822 |
goto fail;
|
| 1823 |
} |
| 1824 |
|
| 1825 |
if (!SetCommMask(s->hcom, EV_ERR)) {
|
| 1826 |
fprintf(stderr, "Failed SetCommMask\n");
|
| 1827 |
goto fail;
|
| 1828 |
} |
| 1829 |
|
| 1830 |
cto.ReadIntervalTimeout = MAXDWORD; |
| 1831 |
if (!SetCommTimeouts(s->hcom, &cto)) {
|
| 1832 |
fprintf(stderr, "Failed SetCommTimeouts\n");
|
| 1833 |
goto fail;
|
| 1834 |
} |
| 1835 |
|
| 1836 |
if (!ClearCommError(s->hcom, &err, &comstat)) {
|
| 1837 |
fprintf(stderr, "Failed ClearCommError\n");
|
| 1838 |
goto fail;
|
| 1839 |
} |
| 1840 |
qemu_add_polling_cb(win_chr_poll, s); |
| 1841 |
return 0; |
| 1842 |
|
| 1843 |
fail:
|
| 1844 |
win_chr_close2(s); |
| 1845 |
return -1; |
| 1846 |
} |
| 1847 |
|
| 1848 |
static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1) |
| 1849 |
{
|
| 1850 |
WinCharState *s = chr->opaque; |
| 1851 |
DWORD len, ret, size, err; |
| 1852 |
|
| 1853 |
len = len1; |
| 1854 |
ZeroMemory(&s->osend, sizeof(s->osend));
|
| 1855 |
s->osend.hEvent = s->hsend; |
| 1856 |
while (len > 0) { |
| 1857 |
if (s->hsend)
|
| 1858 |
ret = WriteFile(s->hcom, buf, len, &size, &s->osend); |
| 1859 |
else
|
| 1860 |
ret = WriteFile(s->hcom, buf, len, &size, NULL);
|
| 1861 |
if (!ret) {
|
| 1862 |
err = GetLastError(); |
| 1863 |
if (err == ERROR_IO_PENDING) {
|
| 1864 |
ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE); |
| 1865 |
if (ret) {
|
| 1866 |
buf += size; |
| 1867 |
len -= size; |
| 1868 |
} else {
|
| 1869 |
break;
|
| 1870 |
} |
| 1871 |
} else {
|
| 1872 |
break;
|
| 1873 |
} |
| 1874 |
} else {
|
| 1875 |
buf += size; |
| 1876 |
len -= size; |
| 1877 |
} |
| 1878 |
} |
| 1879 |
return len1 - len;
|
| 1880 |
} |
| 1881 |
|
| 1882 |
static int win_chr_read_poll(WinCharState *s) |
| 1883 |
{
|
| 1884 |
s->max_size = s->fd_can_read(s->win_opaque); |
| 1885 |
return s->max_size;
|
| 1886 |
} |
| 1887 |
|
| 1888 |
static void win_chr_readfile(WinCharState *s) |
| 1889 |
{
|
| 1890 |
int ret, err;
|
| 1891 |
uint8_t buf[1024];
|
| 1892 |
DWORD size; |
| 1893 |
|
| 1894 |
ZeroMemory(&s->orecv, sizeof(s->orecv));
|
| 1895 |
s->orecv.hEvent = s->hrecv; |
| 1896 |
ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv); |
| 1897 |
if (!ret) {
|
| 1898 |
err = GetLastError(); |
| 1899 |
if (err == ERROR_IO_PENDING) {
|
| 1900 |
ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE); |
| 1901 |
} |
| 1902 |
} |
| 1903 |
|
| 1904 |
if (size > 0) { |
| 1905 |
s->fd_read(s->win_opaque, buf, size); |
| 1906 |
} |
| 1907 |
} |
| 1908 |
|
| 1909 |
static void win_chr_read(WinCharState *s) |
| 1910 |
{
|
| 1911 |
if (s->len > s->max_size)
|
| 1912 |
s->len = s->max_size; |
| 1913 |
if (s->len == 0) |
| 1914 |
return;
|
| 1915 |
|
| 1916 |
win_chr_readfile(s); |
| 1917 |
} |
| 1918 |
|
| 1919 |
static int win_chr_poll(void *opaque) |
| 1920 |
{
|
| 1921 |
WinCharState *s = opaque; |
| 1922 |
COMSTAT status; |
| 1923 |
DWORD comerr; |
| 1924 |
|
| 1925 |
ClearCommError(s->hcom, &comerr, &status); |
| 1926 |
if (status.cbInQue > 0) { |
| 1927 |
s->len = status.cbInQue; |
| 1928 |
win_chr_read_poll(s); |
| 1929 |
win_chr_read(s); |
| 1930 |
return 1; |
| 1931 |
} |
| 1932 |
return 0; |
| 1933 |
} |
| 1934 |
|
| 1935 |
static void win_chr_add_read_handler(CharDriverState *chr, |
| 1936 |
IOCanRWHandler *fd_can_read, |
| 1937 |
IOReadHandler *fd_read, void *opaque)
|
| 1938 |
{
|
| 1939 |
WinCharState *s = chr->opaque; |
| 1940 |
|
| 1941 |
s->fd_can_read = fd_can_read; |
| 1942 |
s->fd_read = fd_read; |
| 1943 |
s->win_opaque = opaque; |
| 1944 |
} |
| 1945 |
|
| 1946 |
CharDriverState *qemu_chr_open_win(const char *filename) |
| 1947 |
{
|
| 1948 |
CharDriverState *chr; |
| 1949 |
WinCharState *s; |
| 1950 |
|
| 1951 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 1952 |
if (!chr)
|
| 1953 |
return NULL; |
| 1954 |
s = qemu_mallocz(sizeof(WinCharState));
|
| 1955 |
if (!s) {
|
| 1956 |
free(chr); |
| 1957 |
return NULL; |
| 1958 |
} |
| 1959 |
chr->opaque = s; |
| 1960 |
chr->chr_write = win_chr_write; |
| 1961 |
chr->chr_add_read_handler = win_chr_add_read_handler; |
| 1962 |
chr->chr_close = win_chr_close; |
| 1963 |
|
| 1964 |
if (win_chr_init(s, filename) < 0) { |
| 1965 |
free(s); |
| 1966 |
free(chr); |
| 1967 |
return NULL; |
| 1968 |
} |
| 1969 |
return chr;
|
| 1970 |
} |
| 1971 |
|
| 1972 |
static int win_chr_pipe_poll(void *opaque) |
| 1973 |
{
|
| 1974 |
WinCharState *s = opaque; |
| 1975 |
DWORD size; |
| 1976 |
|
| 1977 |
PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL); |
| 1978 |
if (size > 0) { |
| 1979 |
s->len = size; |
| 1980 |
win_chr_read_poll(s); |
| 1981 |
win_chr_read(s); |
| 1982 |
return 1; |
| 1983 |
} |
| 1984 |
return 0; |
| 1985 |
} |
| 1986 |
|
| 1987 |
static int win_chr_pipe_init(WinCharState *s, const char *filename) |
| 1988 |
{
|
| 1989 |
OVERLAPPED ov; |
| 1990 |
int ret;
|
| 1991 |
DWORD size; |
| 1992 |
char openname[256]; |
| 1993 |
|
| 1994 |
s->fpipe = TRUE; |
| 1995 |
|
| 1996 |
s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL); |
| 1997 |
if (!s->hsend) {
|
| 1998 |
fprintf(stderr, "Failed CreateEvent\n");
|
| 1999 |
goto fail;
|
| 2000 |
} |
| 2001 |
s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL); |
| 2002 |
if (!s->hrecv) {
|
| 2003 |
fprintf(stderr, "Failed CreateEvent\n");
|
| 2004 |
goto fail;
|
| 2005 |
} |
| 2006 |
|
| 2007 |
snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename); |
| 2008 |
s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, |
| 2009 |
PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | |
| 2010 |
PIPE_WAIT, |
| 2011 |
MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
|
| 2012 |
if (s->hcom == INVALID_HANDLE_VALUE) {
|
| 2013 |
fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
|
| 2014 |
s->hcom = NULL;
|
| 2015 |
goto fail;
|
| 2016 |
} |
| 2017 |
|
| 2018 |
ZeroMemory(&ov, sizeof(ov));
|
| 2019 |
ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL); |
| 2020 |
ret = ConnectNamedPipe(s->hcom, &ov); |
| 2021 |
if (ret) {
|
| 2022 |
fprintf(stderr, "Failed ConnectNamedPipe\n");
|
| 2023 |
goto fail;
|
| 2024 |
} |
| 2025 |
|
| 2026 |
ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE); |
| 2027 |
if (!ret) {
|
| 2028 |
fprintf(stderr, "Failed GetOverlappedResult\n");
|
| 2029 |
if (ov.hEvent) {
|
| 2030 |
CloseHandle(ov.hEvent); |
| 2031 |
ov.hEvent = NULL;
|
| 2032 |
} |
| 2033 |
goto fail;
|
| 2034 |
} |
| 2035 |
|
| 2036 |
if (ov.hEvent) {
|
| 2037 |
CloseHandle(ov.hEvent); |
| 2038 |
ov.hEvent = NULL;
|
| 2039 |
} |
| 2040 |
qemu_add_polling_cb(win_chr_pipe_poll, s); |
| 2041 |
return 0; |
| 2042 |
|
| 2043 |
fail:
|
| 2044 |
win_chr_close2(s); |
| 2045 |
return -1; |
| 2046 |
} |
| 2047 |
|
| 2048 |
|
| 2049 |
CharDriverState *qemu_chr_open_win_pipe(const char *filename) |
| 2050 |
{
|
| 2051 |
CharDriverState *chr; |
| 2052 |
WinCharState *s; |
| 2053 |
|
| 2054 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 2055 |
if (!chr)
|
| 2056 |
return NULL; |
| 2057 |
s = qemu_mallocz(sizeof(WinCharState));
|
| 2058 |
if (!s) {
|
| 2059 |
free(chr); |
| 2060 |
return NULL; |
| 2061 |
} |
| 2062 |
chr->opaque = s; |
| 2063 |
chr->chr_write = win_chr_write; |
| 2064 |
chr->chr_add_read_handler = win_chr_add_read_handler; |
| 2065 |
chr->chr_close = win_chr_close; |
| 2066 |
|
| 2067 |
if (win_chr_pipe_init(s, filename) < 0) { |
| 2068 |
free(s); |
| 2069 |
free(chr); |
| 2070 |
return NULL; |
| 2071 |
} |
| 2072 |
return chr;
|
| 2073 |
} |
| 2074 |
|
| 2075 |
CharDriverState *qemu_chr_open_win_file(HANDLE fd_out) |
| 2076 |
{
|
| 2077 |
CharDriverState *chr; |
| 2078 |
WinCharState *s; |
| 2079 |
|
| 2080 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
| 2081 |
if (!chr)
|
| 2082 |
return NULL; |
| 2083 |
s = qemu_mallocz(sizeof(WinCharState));
|
| 2084 |
if (!s) {
|
| 2085 |
free(chr); |
| 2086 |
return NULL; |
| 2087 |
} |
| 2088 |
s->hcom = fd_out; |
| 2089 |
chr->opaque = s; |
| 2090 |
chr->chr_write = win_chr_write; |
| 2091 |
chr->chr_add_read_handler = win_chr_add_read_handler; |
| 2092 |
return chr;
|
| 2093 |
} |
| 2094 |
|
| 2095 |
CharDriverState *qemu_chr_open_win_file_out(const char *file_out) |
| 2096 |
{
|
| 2097 |
HANDLE fd_out; |
| 2098 |
|
| 2099 |
fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
|
| 2100 |
OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
|
| 2101 |
if (fd_out == INVALID_HANDLE_VALUE)
|
| 2102 |
return NULL; |
| 2103 |
|
| 2104 |
return qemu_chr_open_win_file(fd_out);
|
| 2105 |
} |
| 2106 |
#endif
|
| 2107 |
|
| 2108 |
CharDriverState *qemu_chr_open(const char *filename) |
| 2109 |
{
|
| 2110 |
const char *p; |
| 2111 |
|
| 2112 |
if (!strcmp(filename, "vc")) { |
| 2113 |
return text_console_init(&display_state);
|
| 2114 |
} else if (!strcmp(filename, "null")) { |
| 2115 |
return qemu_chr_open_null();
|
| 2116 |
} else
|
| 2117 |
#ifndef _WIN32
|
| 2118 |
if (strstart(filename, "file:", &p)) { |
| 2119 |
return qemu_chr_open_file_out(p);
|
| 2120 |
} else if (strstart(filename, "pipe:", &p)) { |
| 2121 |
return qemu_chr_open_pipe(p);
|
| 2122 |
} else if (!strcmp(filename, "pty")) { |
| 2123 |
return qemu_chr_open_pty();
|
| 2124 |
} else if (!strcmp(filename, "stdio")) { |
| 2125 |
return qemu_chr_open_stdio();
|
| 2126 |
} else
|
| 2127 |
#endif
|
| 2128 |
#if defined(__linux__)
|
| 2129 |
if (strstart(filename, "/dev/parport", NULL)) { |
| 2130 |
return qemu_chr_open_pp(filename);
|
| 2131 |
} else
|
| 2132 |
if (strstart(filename, "/dev/", NULL)) { |
| 2133 |
return qemu_chr_open_tty(filename);
|
| 2134 |
} else
|
| 2135 |
#endif
|
| 2136 |
#ifdef _WIN32
|
| 2137 |
if (strstart(filename, "COM", NULL)) { |
| 2138 |
return qemu_chr_open_win(filename);
|
| 2139 |
} else
|
| 2140 |
if (strstart(filename, "pipe:", &p)) { |
| 2141 |
return qemu_chr_open_win_pipe(p);
|
| 2142 |
} else
|
| 2143 |
if (strstart(filename, "file:", &p)) { |
| 2144 |
return qemu_chr_open_win_file_out(p);
|
| 2145 |
} |
| 2146 |
#endif
|
| 2147 |
{
|
| 2148 |
return NULL; |
| 2149 |
} |
| 2150 |
} |
| 2151 |
|
| 2152 |
void qemu_chr_close(CharDriverState *chr)
|
| 2153 |
{
|
| 2154 |
if (chr->chr_close)
|
| 2155 |
chr->chr_close(chr); |
| 2156 |
} |
| 2157 |
|
| 2158 |
/***********************************************************/
|
| 2159 |
/* network device redirectors */
|
| 2160 |
|
| 2161 |
void hex_dump(FILE *f, const uint8_t *buf, int size) |
| 2162 |
{
|
| 2163 |
int len, i, j, c;
|
| 2164 |
|
| 2165 |
for(i=0;i<size;i+=16) { |
| 2166 |
len = size - i; |
| 2167 |
if (len > 16) |
| 2168 |
len = 16;
|
| 2169 |
fprintf(f, "%08x ", i);
|
| 2170 |
for(j=0;j<16;j++) { |
| 2171 |
if (j < len)
|
| 2172 |
fprintf(f, " %02x", buf[i+j]);
|
| 2173 |
else
|
| 2174 |
fprintf(f, " ");
|
| 2175 |
} |
| 2176 |
fprintf(f, " ");
|
| 2177 |
for(j=0;j<len;j++) { |
| 2178 |
c = buf[i+j]; |
| 2179 |
if (c < ' ' || c > '~') |
| 2180 |
c = '.';
|
| 2181 |
fprintf(f, "%c", c);
|
| 2182 |
} |
| 2183 |
fprintf(f, "\n");
|
| 2184 |
} |
| 2185 |
} |
| 2186 |
|
| 2187 |
static int parse_macaddr(uint8_t *macaddr, const char *p) |
| 2188 |
{
|
| 2189 |
int i;
|
| 2190 |
for(i = 0; i < 6; i++) { |
| 2191 |
macaddr[i] = strtol(p, (char **)&p, 16); |
| 2192 |
if (i == 5) { |
| 2193 |
if (*p != '\0') |
| 2194 |
return -1; |
| 2195 |
} else {
|
| 2196 |
if (*p != ':') |
| 2197 |
return -1; |
| 2198 |
p++; |
| 2199 |
} |
| 2200 |
} |
| 2201 |
return 0; |
| 2202 |
} |
| 2203 |
|
| 2204 |
static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
| 2205 |
{
|
| 2206 |
const char *p, *p1; |
| 2207 |
int len;
|
| 2208 |
p = *pp; |
| 2209 |
p1 = strchr(p, sep); |
| 2210 |
if (!p1)
|
| 2211 |
return -1; |
| 2212 |
len = p1 - p; |
| 2213 |
p1++; |
| 2214 |
if (buf_size > 0) { |
| 2215 |
if (len > buf_size - 1) |
| 2216 |
len = buf_size - 1;
|
| 2217 |
memcpy(buf, p, len); |
| 2218 |
buf[len] = '\0';
|
| 2219 |
} |
| 2220 |
*pp = p1; |
| 2221 |
return 0; |
| 2222 |
} |
| 2223 |
|
| 2224 |
int parse_host_port(struct sockaddr_in *saddr, const char *str) |
| 2225 |
{
|
| 2226 |
char buf[512]; |
| 2227 |
struct hostent *he;
|
| 2228 |
const char *p, *r; |
| 2229 |
int port;
|
| 2230 |
|
| 2231 |
p = str; |
| 2232 |
if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
| 2233 |
return -1; |
| 2234 |
saddr->sin_family = AF_INET; |
| 2235 |
if (buf[0] == '\0') { |
| 2236 |
saddr->sin_addr.s_addr = 0;
|
| 2237 |
} else {
|
| 2238 |
if (isdigit(buf[0])) { |
| 2239 |
if (!inet_aton(buf, &saddr->sin_addr))
|
| 2240 |
return -1; |
| 2241 |
} else {
|
| 2242 |
if ((he = gethostbyname(buf)) == NULL) |
| 2243 |
return - 1; |
| 2244 |
saddr->sin_addr = *(struct in_addr *)he->h_addr;
|
| 2245 |
} |
| 2246 |
} |
| 2247 |
port = strtol(p, (char **)&r, 0); |
| 2248 |
if (r == p)
|
| 2249 |
return -1; |
| 2250 |
saddr->sin_port = htons(port); |
| 2251 |
return 0; |
| 2252 |
} |
| 2253 |
|
| 2254 |
/* find or alloc a new VLAN */
|
| 2255 |
VLANState *qemu_find_vlan(int id)
|
| 2256 |
{
|
| 2257 |
VLANState **pvlan, *vlan; |
| 2258 |
for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
| 2259 |
if (vlan->id == id)
|
| 2260 |
return vlan;
|
| 2261 |
} |
| 2262 |
vlan = qemu_mallocz(sizeof(VLANState));
|
| 2263 |
if (!vlan)
|
| 2264 |
return NULL; |
| 2265 |
vlan->id = id; |
| 2266 |
vlan->next = NULL;
|
| 2267 |
pvlan = &first_vlan; |
| 2268 |
while (*pvlan != NULL) |
| 2269 |
pvlan = &(*pvlan)->next; |
| 2270 |
*pvlan = vlan; |
| 2271 |
return vlan;
|
| 2272 |
} |
| 2273 |
|
| 2274 |
VLANClientState *qemu_new_vlan_client(VLANState *vlan, |
| 2275 |
IOReadHandler *fd_read, |
| 2276 |
IOCanRWHandler *fd_can_read, |
| 2277 |
void *opaque)
|
| 2278 |
{
|
| 2279 |
VLANClientState *vc, **pvc; |
| 2280 |
vc = qemu_mallocz(sizeof(VLANClientState));
|
| 2281 |
if (!vc)
|
| 2282 |
return NULL; |
| 2283 |
vc->fd_read = fd_read; |
| 2284 |
vc->fd_can_read = fd_can_read; |
| 2285 |
vc->opaque = opaque; |
| 2286 |
vc->vlan = vlan; |
| 2287 |
|
| 2288 |
vc->next = NULL;
|
| 2289 |
pvc = &vlan->first_client; |
| 2290 |
while (*pvc != NULL) |
| 2291 |
pvc = &(*pvc)->next; |
| 2292 |
*pvc = vc; |
| 2293 |
return vc;
|
| 2294 |
} |
| 2295 |
|
| 2296 |
int qemu_can_send_packet(VLANClientState *vc1)
|
| 2297 |
{
|
| 2298 |
VLANState *vlan = vc1->vlan; |
| 2299 |
VLANClientState *vc; |
| 2300 |
|
| 2301 |
for(vc = vlan->first_client; vc != NULL; vc = vc->next) { |
| 2302 |
if (vc != vc1) {
|
| 2303 |
if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
|
| 2304 |
return 0; |
| 2305 |
} |
| 2306 |
} |
| 2307 |
return 1; |
| 2308 |
} |
| 2309 |
|
| 2310 |
void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size) |
| 2311 |
{
|
| 2312 |
VLANState *vlan = vc1->vlan; |
| 2313 |
VLANClientState *vc; |
| 2314 |
|
| 2315 |
#if 0
|
| 2316 |
printf("vlan %d send:\n", vlan->id);
|
| 2317 |
hex_dump(stdout, buf, size);
|
| 2318 |
#endif
|
| 2319 |
for(vc = vlan->first_client; vc != NULL; vc = vc->next) { |
| 2320 |
if (vc != vc1) {
|
| 2321 |
vc->fd_read(vc->opaque, buf, size); |
| 2322 |
} |
| 2323 |
} |
| 2324 |
} |
| 2325 |
|
| 2326 |
#if defined(CONFIG_SLIRP)
|
| 2327 |
|
| 2328 |
/* slirp network adapter */
|
| 2329 |
|
| 2330 |
static int slirp_inited; |
| 2331 |
static VLANClientState *slirp_vc;
|
| 2332 |
|
| 2333 |
int slirp_can_output(void) |
| 2334 |
{
|
| 2335 |
return !slirp_vc || qemu_can_send_packet(slirp_vc);
|
| 2336 |
} |
| 2337 |
|
| 2338 |
void slirp_output(const uint8_t *pkt, int pkt_len) |
| 2339 |
{
|
| 2340 |
#if 0
|
| 2341 |
printf("slirp output:\n");
|
| 2342 |
hex_dump(stdout, pkt, pkt_len);
|
| 2343 |
#endif
|
| 2344 |
if (!slirp_vc)
|
| 2345 |
return;
|
| 2346 |
qemu_send_packet(slirp_vc, pkt, pkt_len); |
| 2347 |
} |
| 2348 |
|
| 2349 |
static void slirp_receive(void *opaque, const uint8_t *buf, int size) |
| 2350 |
{
|
| 2351 |
#if 0
|
| 2352 |
printf("slirp input:\n");
|
| 2353 |
hex_dump(stdout, buf, size);
|
| 2354 |
#endif
|
| 2355 |
slirp_input(buf, size); |
| 2356 |
} |
| 2357 |
|
| 2358 |
static int net_slirp_init(VLANState *vlan) |
| 2359 |
{
|
| 2360 |
if (!slirp_inited) {
|
| 2361 |
slirp_inited = 1;
|
| 2362 |
slirp_init(); |
| 2363 |
} |
| 2364 |
slirp_vc = qemu_new_vlan_client(vlan, |
| 2365 |
slirp_receive, NULL, NULL); |
| 2366 |
snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector"); |
| 2367 |
return 0; |
| 2368 |
} |
| 2369 |
|
| 2370 |
static void net_slirp_redir(const char *redir_str) |
| 2371 |
{
|
| 2372 |
int is_udp;
|
| 2373 |
char buf[256], *r; |
| 2374 |
const char *p; |
| 2375 |
struct in_addr guest_addr;
|
| 2376 |
int host_port, guest_port;
|
| 2377 |
|
| 2378 |
if (!slirp_inited) {
|
| 2379 |
slirp_inited = 1;
|
| 2380 |
slirp_init(); |
| 2381 |
} |
| 2382 |
|
| 2383 |
p = redir_str; |
| 2384 |
if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
| 2385 |
goto fail;
|
| 2386 |
if (!strcmp(buf, "tcp")) { |
| 2387 |
is_udp = 0;
|
| 2388 |
} else if (!strcmp(buf, "udp")) { |
| 2389 |
is_udp = 1;
|
| 2390 |
} else {
|
| 2391 |
goto fail;
|
| 2392 |
} |
| 2393 |
|
| 2394 |
if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
| 2395 |
goto fail;
|
| 2396 |
host_port = strtol(buf, &r, 0);
|
| 2397 |
if (r == buf)
|
| 2398 |
goto fail;
|
| 2399 |
|
| 2400 |
if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
| 2401 |
goto fail;
|
| 2402 |
if (buf[0] == '\0') { |
| 2403 |
pstrcpy(buf, sizeof(buf), "10.0.2.15"); |
| 2404 |
} |
| 2405 |
if (!inet_aton(buf, &guest_addr))
|
| 2406 |
goto fail;
|
| 2407 |
|
| 2408 |
guest_port = strtol(p, &r, 0);
|
| 2409 |
if (r == p)
|
| 2410 |
goto fail;
|
| 2411 |
|
| 2412 |
if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { |
| 2413 |
fprintf(stderr, "qemu: could not set up redirection\n");
|
| 2414 |
exit(1);
|
| 2415 |
} |
| 2416 |
return;
|
| 2417 |
fail:
|
| 2418 |
fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
|
| 2419 |
exit(1);
|
| 2420 |
} |
| 2421 |
|
| 2422 |
#ifndef _WIN32
|
| 2423 |
|
| 2424 |
char smb_dir[1024]; |
| 2425 |
|
| 2426 |
static void smb_exit(void) |
| 2427 |
{
|
| 2428 |
DIR *d; |
| 2429 |
struct dirent *de;
|
| 2430 |
char filename[1024]; |
| 2431 |
|
| 2432 |
/* erase all the files in the directory */
|
| 2433 |
d = opendir(smb_dir); |
| 2434 |
for(;;) {
|
| 2435 |
de = readdir(d); |
| 2436 |
if (!de)
|
| 2437 |
break;
|
| 2438 |
if (strcmp(de->d_name, ".") != 0 && |
| 2439 |
strcmp(de->d_name, "..") != 0) { |
| 2440 |
snprintf(filename, sizeof(filename), "%s/%s", |
| 2441 |
smb_dir, de->d_name); |
| 2442 |
unlink(filename); |
| 2443 |
} |
| 2444 |
} |
| 2445 |
closedir(d); |
| 2446 |
rmdir(smb_dir); |
| 2447 |
} |
| 2448 |
|
| 2449 |
/* automatic user mode samba server configuration */
|
| 2450 |
void net_slirp_smb(const char *exported_dir) |
| 2451 |
{
|
| 2452 |
char smb_conf[1024]; |
| 2453 |
char smb_cmdline[1024]; |
| 2454 |
FILE *f; |
| 2455 |
|
| 2456 |
if (!slirp_inited) {
|
| 2457 |
slirp_inited = 1;
|
| 2458 |
slirp_init(); |
| 2459 |
} |
| 2460 |
|
| 2461 |
/* XXX: better tmp dir construction */
|
| 2462 |
snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); |
| 2463 |
if (mkdir(smb_dir, 0700) < 0) { |
| 2464 |
fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
|
| 2465 |
exit(1);
|
| 2466 |
} |
| 2467 |
snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); |
| 2468 |
|
| 2469 |
f = fopen(smb_conf, "w");
|
| 2470 |
if (!f) {
|
| 2471 |
fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
|
| 2472 |
exit(1);
|
| 2473 |
} |
| 2474 |
fprintf(f, |
| 2475 |
"[global]\n"
|
| 2476 |
"private dir=%s\n"
|
| 2477 |
"smb ports=0\n"
|
| 2478 |
"socket address=127.0.0.1\n"
|
| 2479 |
"pid directory=%s\n"
|
| 2480 |
"lock directory=%s\n"
|
| 2481 |
"log file=%s/log.smbd\n"
|
| 2482 |
"smb passwd file=%s/smbpasswd\n"
|
| 2483 |
"security = share\n"
|
| 2484 |
"[qemu]\n"
|
| 2485 |
"path=%s\n"
|
| 2486 |
"read only=no\n"
|
| 2487 |
"guest ok=yes\n",
|
| 2488 |
smb_dir, |
| 2489 |
smb_dir, |
| 2490 |
smb_dir, |
| 2491 |
smb_dir, |
| 2492 |
smb_dir, |
| 2493 |
exported_dir |
| 2494 |
); |
| 2495 |
fclose(f); |
| 2496 |
atexit(smb_exit); |
| 2497 |
|
| 2498 |
snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s", |
| 2499 |
smb_conf); |
| 2500 |
|
| 2501 |
slirp_add_exec(0, smb_cmdline, 4, 139); |
| 2502 |
} |
| 2503 |
|
| 2504 |
#endif /* !defined(_WIN32) */ |
| 2505 |
|
| 2506 |
#endif /* CONFIG_SLIRP */ |
| 2507 |
|
| 2508 |
#if !defined(_WIN32)
|
| 2509 |
|
| 2510 |
typedef struct TAPState { |
| 2511 |
VLANClientState *vc; |
| 2512 |
int fd;
|
| 2513 |
} TAPState; |
| 2514 |
|
| 2515 |
static void tap_receive(void *opaque, const uint8_t *buf, int size) |
| 2516 |
{
|
| 2517 |
TAPState *s = opaque; |
| 2518 |
int ret;
|
| 2519 |
for(;;) {
|
| 2520 |
ret = write(s->fd, buf, size); |
| 2521 |
if (ret < 0 && (errno == EINTR || errno == EAGAIN)) { |
| 2522 |
} else {
|
| 2523 |
break;
|
| 2524 |
} |
| 2525 |
} |
| 2526 |
} |
| 2527 |
|
| 2528 |
static void tap_send(void *opaque) |
| 2529 |
{
|
| 2530 |
TAPState *s = opaque; |
| 2531 |
uint8_t buf[4096];
|
| 2532 |
int size;
|
| 2533 |
|
| 2534 |
size = read(s->fd, buf, sizeof(buf));
|
| 2535 |
if (size > 0) { |
| 2536 |
qemu_send_packet(s->vc, buf, size); |
| 2537 |
} |
| 2538 |
} |
| 2539 |
|
| 2540 |
/* fd support */
|
| 2541 |
|
| 2542 |
static TAPState *net_tap_fd_init(VLANState *vlan, int fd) |
| 2543 |
{
|
| 2544 |
TAPState *s; |
| 2545 |
|
| 2546 |
s = qemu_mallocz(sizeof(TAPState));
|
| 2547 |
if (!s)
|
| 2548 |
return NULL; |
| 2549 |
s->fd = fd; |
| 2550 |
s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
|
| 2551 |
qemu_set_fd_handler(s->fd, tap_send, NULL, s);
|
| 2552 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd); |
| 2553 |
return s;
|
| 2554 |
} |
| 2555 |
|
| 2556 |
#ifdef _BSD
|
| 2557 |
static int tap_open(char *ifname, int ifname_size) |
| 2558 |
{
|
| 2559 |
int fd;
|
| 2560 |
char *dev;
|
| 2561 |
struct stat s;
|
| 2562 |
|
| 2563 |
fd = open("/dev/tap", O_RDWR);
|
| 2564 |
if (fd < 0) { |
| 2565 |
fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
|
| 2566 |
return -1; |
| 2567 |
} |
| 2568 |
|
| 2569 |
fstat(fd, &s); |
| 2570 |
dev = devname(s.st_rdev, S_IFCHR); |
| 2571 |
pstrcpy(ifname, ifname_size, dev); |
| 2572 |
|
| 2573 |
fcntl(fd, F_SETFL, O_NONBLOCK); |
| 2574 |
return fd;
|
| 2575 |
} |
| 2576 |
#elif defined(__sun__)
|
| 2577 |
static int tap_open(char *ifname, int ifname_size) |
| 2578 |
{
|
| 2579 |
fprintf(stderr, "warning: tap_open not yet implemented\n");
|
| 2580 |
return -1; |
| 2581 |
} |
| 2582 |
#else
|
| 2583 |
static int tap_open(char *ifname, int ifname_size) |
| 2584 |
{
|
| 2585 |
struct ifreq ifr;
|
| 2586 |
int fd, ret;
|
| 2587 |
|
| 2588 |
fd = open("/dev/net/tun", O_RDWR);
|
| 2589 |
if (fd < 0) { |
| 2590 |
fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
|
| 2591 |
return -1; |
| 2592 |
} |
| 2593 |
memset(&ifr, 0, sizeof(ifr)); |
| 2594 |
ifr.ifr_flags = IFF_TAP | IFF_NO_PI; |
| 2595 |
if (ifname[0] != '\0') |
| 2596 |
pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname); |
| 2597 |
else
|
| 2598 |
pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
|
| 2599 |
ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
|
| 2600 |
if (ret != 0) { |
| 2601 |
fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
|
| 2602 |
close(fd); |
| 2603 |
return -1; |
| 2604 |
} |
| 2605 |
pstrcpy(ifname, ifname_size, ifr.ifr_name); |
| 2606 |
fcntl(fd, F_SETFL, O_NONBLOCK); |
| 2607 |
return fd;
|
| 2608 |
} |
| 2609 |
#endif
|
| 2610 |
|
| 2611 |
static int net_tap_init(VLANState *vlan, const char *ifname1, |
| 2612 |
const char *setup_script) |
| 2613 |
{
|
| 2614 |
TAPState *s; |
| 2615 |
int pid, status, fd;
|
| 2616 |
char *args[3]; |
| 2617 |
char **parg;
|
| 2618 |
char ifname[128]; |
| 2619 |
|
| 2620 |
if (ifname1 != NULL) |
| 2621 |
pstrcpy(ifname, sizeof(ifname), ifname1);
|
| 2622 |
else
|
| 2623 |
ifname[0] = '\0'; |
| 2624 |
fd = tap_open(ifname, sizeof(ifname));
|
| 2625 |
if (fd < 0) |
| 2626 |
return -1; |
| 2627 |
|
| 2628 |
if (!setup_script)
|
| 2629 |
setup_script = "";
|
| 2630 |
if (setup_script[0] != '\0') { |
| 2631 |
/* try to launch network init script */
|
| 2632 |
pid = fork(); |
| 2633 |
if (pid >= 0) { |
| 2634 |
if (pid == 0) { |
| 2635 |
parg = args; |
| 2636 |
*parg++ = (char *)setup_script;
|
| 2637 |
*parg++ = ifname; |
| 2638 |
*parg++ = NULL;
|
| 2639 |
execv(setup_script, args); |
| 2640 |
_exit(1);
|
| 2641 |
} |
| 2642 |
while (waitpid(pid, &status, 0) != pid); |
| 2643 |
if (!WIFEXITED(status) ||
|
| 2644 |
WEXITSTATUS(status) != 0) {
|
| 2645 |
fprintf(stderr, "%s: could not launch network script\n",
|
| 2646 |
setup_script); |
| 2647 |
return -1; |
| 2648 |
} |
| 2649 |
} |
| 2650 |
} |
| 2651 |
s = net_tap_fd_init(vlan, fd); |
| 2652 |
if (!s)
|
| 2653 |
return -1; |
| 2654 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
| 2655 |
"tap: ifname=%s setup_script=%s", ifname, setup_script);
|
| 2656 |
return 0; |
| 2657 |
} |
| 2658 |
|
| 2659 |
#endif /* !_WIN32 */ |
| 2660 |
|
| 2661 |
/* network connection */
|
| 2662 |
typedef struct NetSocketState { |
| 2663 |
VLANClientState *vc; |
| 2664 |
int fd;
|
| 2665 |
int state; /* 0 = getting length, 1 = getting data */ |
| 2666 |
int index;
|
| 2667 |
int packet_len;
|
| 2668 |
uint8_t buf[4096];
|
| 2669 |
struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */ |
| 2670 |
} NetSocketState; |
| 2671 |
|
| 2672 |
typedef struct NetSocketListenState { |
| 2673 |
VLANState *vlan; |
| 2674 |
int fd;
|
| 2675 |
} NetSocketListenState; |
| 2676 |
|
| 2677 |
/* XXX: we consider we can send the whole packet without blocking */
|
| 2678 |
static void net_socket_receive(void *opaque, const uint8_t *buf, int size) |
| 2679 |
{
|
| 2680 |
NetSocketState *s = opaque; |
| 2681 |
uint32_t len; |
| 2682 |
len = htonl(size); |
| 2683 |
|
| 2684 |
send_all(s->fd, (const uint8_t *)&len, sizeof(len)); |
| 2685 |
send_all(s->fd, buf, size); |
| 2686 |
} |
| 2687 |
|
| 2688 |
static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size) |
| 2689 |
{
|
| 2690 |
NetSocketState *s = opaque; |
| 2691 |
sendto(s->fd, buf, size, 0,
|
| 2692 |
(struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst)); |
| 2693 |
} |
| 2694 |
|
| 2695 |
static void net_socket_send(void *opaque) |
| 2696 |
{
|
| 2697 |
NetSocketState *s = opaque; |
| 2698 |
int l, size, err;
|
| 2699 |
uint8_t buf1[4096];
|
| 2700 |
const uint8_t *buf;
|
| 2701 |
|
| 2702 |
size = recv(s->fd, buf1, sizeof(buf1), 0); |
| 2703 |
if (size < 0) { |
| 2704 |
err = socket_error(); |
| 2705 |
if (err != EWOULDBLOCK)
|
| 2706 |
goto eoc;
|
| 2707 |
} else if (size == 0) { |
| 2708 |
/* end of connection */
|
| 2709 |
eoc:
|
| 2710 |
qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
| 2711 |
closesocket(s->fd); |
| 2712 |
return;
|
| 2713 |
} |
| 2714 |
buf = buf1; |
| 2715 |
while (size > 0) { |
| 2716 |
/* reassemble a packet from the network */
|
| 2717 |
switch(s->state) {
|
| 2718 |
case 0: |
| 2719 |
l = 4 - s->index;
|
| 2720 |
if (l > size)
|
| 2721 |
l = size; |
| 2722 |
memcpy(s->buf + s->index, buf, l); |
| 2723 |
buf += l; |
| 2724 |
size -= l; |
| 2725 |
s->index += l; |
| 2726 |
if (s->index == 4) { |
| 2727 |
/* got length */
|
| 2728 |
s->packet_len = ntohl(*(uint32_t *)s->buf); |
| 2729 |
s->index = 0;
|
| 2730 |
s->state = 1;
|
| 2731 |
} |
| 2732 |
break;
|
| 2733 |
case 1: |
| 2734 |
l = s->packet_len - s->index; |
| 2735 |
if (l > size)
|
| 2736 |
l = size; |
| 2737 |
memcpy(s->buf + s->index, buf, l); |
| 2738 |
s->index += l; |
| 2739 |
buf += l; |
| 2740 |
size -= l; |
| 2741 |
if (s->index >= s->packet_len) {
|
| 2742 |
qemu_send_packet(s->vc, s->buf, s->packet_len); |
| 2743 |
s->index = 0;
|
| 2744 |
s->state = 0;
|
| 2745 |
} |
| 2746 |
break;
|
| 2747 |
} |
| 2748 |
} |
| 2749 |
} |
| 2750 |
|
| 2751 |
static void net_socket_send_dgram(void *opaque) |
| 2752 |
{
|
| 2753 |
NetSocketState *s = opaque; |
| 2754 |
int size;
|
| 2755 |
|
| 2756 |
size = recv(s->fd, s->buf, sizeof(s->buf), 0); |
| 2757 |
if (size < 0) |
| 2758 |
return;
|
| 2759 |
if (size == 0) { |
| 2760 |
/* end of connection */
|
| 2761 |
qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
| 2762 |
return;
|
| 2763 |
} |
| 2764 |
qemu_send_packet(s->vc, s->buf, size); |
| 2765 |
} |
| 2766 |
|
| 2767 |
static int net_socket_mcast_create(struct sockaddr_in *mcastaddr) |
| 2768 |
{
|
| 2769 |
struct ip_mreq imr;
|
| 2770 |
int fd;
|
| 2771 |
int val, ret;
|
| 2772 |
if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
|
| 2773 |
fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
|
| 2774 |
inet_ntoa(mcastaddr->sin_addr), |
| 2775 |
(int)ntohl(mcastaddr->sin_addr.s_addr));
|
| 2776 |
return -1; |
| 2777 |
|
| 2778 |
} |
| 2779 |
fd = socket(PF_INET, SOCK_DGRAM, 0);
|
| 2780 |
if (fd < 0) { |
| 2781 |
perror("socket(PF_INET, SOCK_DGRAM)");
|
| 2782 |
return -1; |
| 2783 |
} |
| 2784 |
|
| 2785 |
val = 1;
|
| 2786 |
ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, |
| 2787 |
(const char *)&val, sizeof(val)); |
| 2788 |
if (ret < 0) { |
| 2789 |
perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
|
| 2790 |
goto fail;
|
| 2791 |
} |
| 2792 |
|
| 2793 |
ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr)); |
| 2794 |
if (ret < 0) { |
| 2795 |
perror("bind");
|
| 2796 |
goto fail;
|
| 2797 |
} |
| 2798 |
|
| 2799 |
/* Add host to multicast group */
|
| 2800 |
imr.imr_multiaddr = mcastaddr->sin_addr; |
| 2801 |
imr.imr_interface.s_addr = htonl(INADDR_ANY); |
| 2802 |
|
| 2803 |
ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP, |
| 2804 |
(const char *)&imr, sizeof(struct ip_mreq)); |
| 2805 |
if (ret < 0) { |
| 2806 |
perror("setsockopt(IP_ADD_MEMBERSHIP)");
|
| 2807 |
goto fail;
|
| 2808 |
} |
| 2809 |
|
| 2810 |
/* Force mcast msgs to loopback (eg. several QEMUs in same host */
|
| 2811 |
val = 1;
|
| 2812 |
ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, |
| 2813 |
(const char *)&val, sizeof(val)); |
| 2814 |
if (ret < 0) { |
| 2815 |
perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
|
| 2816 |
goto fail;
|
| 2817 |
} |
| 2818 |
|
| 2819 |
socket_set_nonblock(fd); |
| 2820 |
return fd;
|
| 2821 |
fail:
|
| 2822 |
if (fd>=0) close(fd); |
| 2823 |
return -1; |
| 2824 |
} |
| 2825 |
|
| 2826 |
static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd, |
| 2827 |
int is_connected)
|
| 2828 |
{
|
| 2829 |
struct sockaddr_in saddr;
|
| 2830 |
int newfd;
|
| 2831 |
socklen_t saddr_len; |
| 2832 |
NetSocketState *s; |
| 2833 |
|
| 2834 |
/* fd passed: multicast: "learn" dgram_dst address from bound address and save it
|
| 2835 |
* Because this may be "shared" socket from a "master" process, datagrams would be recv()
|
| 2836 |
* by ONLY ONE process: we must "clone" this dgram socket --jjo
|
| 2837 |
*/
|
| 2838 |
|
| 2839 |
if (is_connected) {
|
| 2840 |
if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) { |
| 2841 |
/* must be bound */
|
| 2842 |
if (saddr.sin_addr.s_addr==0) { |
| 2843 |
fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
|
| 2844 |
fd); |
| 2845 |
return NULL; |
| 2846 |
} |
| 2847 |
/* clone dgram socket */
|
| 2848 |
newfd = net_socket_mcast_create(&saddr); |
| 2849 |
if (newfd < 0) { |
| 2850 |
/* error already reported by net_socket_mcast_create() */
|
| 2851 |
close(fd); |
| 2852 |
return NULL; |
| 2853 |
} |
| 2854 |
/* clone newfd to fd, close newfd */
|
| 2855 |
dup2(newfd, fd); |
| 2856 |
close(newfd); |
| 2857 |
|
| 2858 |
} else {
|
| 2859 |
fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
|
| 2860 |
fd, strerror(errno)); |
| 2861 |
return NULL; |
| 2862 |
} |
| 2863 |
} |
| 2864 |
|
| 2865 |
s = qemu_mallocz(sizeof(NetSocketState));
|
| 2866 |
if (!s)
|
| 2867 |
return NULL; |
| 2868 |
s->fd = fd; |
| 2869 |
|
| 2870 |
s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
|
| 2871 |
qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
|
| 2872 |
|
| 2873 |
/* mcast: save bound address as dst */
|
| 2874 |
if (is_connected) s->dgram_dst=saddr;
|
| 2875 |
|
| 2876 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
| 2877 |
"socket: fd=%d (%s mcast=%s:%d)",
|
| 2878 |
fd, is_connected? "cloned" : "", |
| 2879 |
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
| 2880 |
return s;
|
| 2881 |
} |
| 2882 |
|
| 2883 |
static void net_socket_connect(void *opaque) |
| 2884 |
{
|
| 2885 |
NetSocketState *s = opaque; |
| 2886 |
qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
|
| 2887 |
} |
| 2888 |
|
| 2889 |
static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd, |
| 2890 |
int is_connected)
|
| 2891 |
{
|
| 2892 |
NetSocketState *s; |
| 2893 |
s = qemu_mallocz(sizeof(NetSocketState));
|
| 2894 |
if (!s)
|
| 2895 |
return NULL; |
| 2896 |
s->fd = fd; |
| 2897 |
s->vc = qemu_new_vlan_client(vlan, |
| 2898 |
net_socket_receive, NULL, s);
|
| 2899 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
| 2900 |
"socket: fd=%d", fd);
|
| 2901 |
if (is_connected) {
|
| 2902 |
net_socket_connect(s); |
| 2903 |
} else {
|
| 2904 |
qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
|
| 2905 |
} |
| 2906 |
return s;
|
| 2907 |
} |
| 2908 |
|
| 2909 |
static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd, |
| 2910 |
int is_connected)
|
| 2911 |
{
|
| 2912 |
int so_type=-1, optlen=sizeof(so_type); |
| 2913 |
|
| 2914 |
if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) { |
| 2915 |
fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
|
| 2916 |
return NULL; |
| 2917 |
} |
| 2918 |
switch(so_type) {
|
| 2919 |
case SOCK_DGRAM:
|
| 2920 |
return net_socket_fd_init_dgram(vlan, fd, is_connected);
|
| 2921 |
case SOCK_STREAM:
|
| 2922 |
return net_socket_fd_init_stream(vlan, fd, is_connected);
|
| 2923 |
default:
|
| 2924 |
/* who knows ... this could be a eg. a pty, do warn and continue as stream */
|
| 2925 |
fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
|
| 2926 |
return net_socket_fd_init_stream(vlan, fd, is_connected);
|
| 2927 |
} |
| 2928 |
return NULL; |
| 2929 |
} |
| 2930 |
|
| 2931 |
static void net_socket_accept(void *opaque) |
| 2932 |
{
|
| 2933 |
NetSocketListenState *s = opaque; |
| 2934 |
NetSocketState *s1; |
| 2935 |
struct sockaddr_in saddr;
|
| 2936 |
socklen_t len; |
| 2937 |
int fd;
|
| 2938 |
|
| 2939 |
for(;;) {
|
| 2940 |
len = sizeof(saddr);
|
| 2941 |
fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
|
| 2942 |
if (fd < 0 && errno != EINTR) { |
| 2943 |
return;
|
| 2944 |
} else if (fd >= 0) { |
| 2945 |
break;
|
| 2946 |
} |
| 2947 |
} |
| 2948 |
s1 = net_socket_fd_init(s->vlan, fd, 1);
|
| 2949 |
if (!s1) {
|
| 2950 |
close(fd); |
| 2951 |
} else {
|
| 2952 |
snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
|
| 2953 |
"socket: connection from %s:%d",
|
| 2954 |
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
| 2955 |
} |
| 2956 |
} |
| 2957 |
|
| 2958 |
static int net_socket_listen_init(VLANState *vlan, const char *host_str) |
| 2959 |
{
|
| 2960 |
NetSocketListenState *s; |
| 2961 |
int fd, val, ret;
|
| 2962 |
struct sockaddr_in saddr;
|
| 2963 |
|
| 2964 |
if (parse_host_port(&saddr, host_str) < 0) |
| 2965 |
return -1; |
| 2966 |
|
| 2967 |
s = qemu_mallocz(sizeof(NetSocketListenState));
|
| 2968 |
if (!s)
|
| 2969 |
return -1; |
| 2970 |
|
| 2971 |
fd = socket(PF_INET, SOCK_STREAM, 0);
|
| 2972 |
if (fd < 0) { |
| 2973 |
perror("socket");
|
| 2974 |
return -1; |
| 2975 |
} |
| 2976 |
socket_set_nonblock(fd); |
| 2977 |
|
| 2978 |
/* allow fast reuse */
|
| 2979 |
val = 1;
|
| 2980 |
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val)); |
| 2981 |
|
| 2982 |
ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); |
| 2983 |
if (ret < 0) { |
| 2984 |
perror("bind");
|
| 2985 |
return -1; |
| 2986 |
} |
| 2987 |
ret = listen(fd, 0);
|
| 2988 |
if (ret < 0) { |
| 2989 |
perror("listen");
|
| 2990 |
return -1; |
| 2991 |
} |
| 2992 |
s->vlan = vlan; |
| 2993 |
s->fd = fd; |
| 2994 |
qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
|
| 2995 |
return 0; |
| 2996 |
} |
| 2997 |
|
| 2998 |
static int net_socket_connect_init(VLANState *vlan, const char *host_str) |
| 2999 |
{
|
| 3000 |
NetSocketState *s; |
| 3001 |
int fd, connected, ret, err;
|
| 3002 |
struct sockaddr_in saddr;
|
| 3003 |
|
| 3004 |
if (parse_host_port(&saddr, host_str) < 0) |
| 3005 |
return -1; |
| 3006 |
|
| 3007 |
fd = socket(PF_INET, SOCK_STREAM, 0);
|
| 3008 |
if (fd < 0) { |
| 3009 |
perror("socket");
|
| 3010 |
return -1; |
| 3011 |
} |
| 3012 |
socket_set_nonblock(fd); |
| 3013 |
|
| 3014 |
connected = 0;
|
| 3015 |
for(;;) {
|
| 3016 |
ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr)); |
| 3017 |
if (ret < 0) { |
| 3018 |
err = socket_error(); |
| 3019 |
if (err == EINTR || err == EWOULDBLOCK) {
|
| 3020 |
} else if (err == EINPROGRESS) { |
| 3021 |
break;
|
| 3022 |
} else {
|
| 3023 |
perror("connect");
|
| 3024 |
closesocket(fd); |
| 3025 |
return -1; |
| 3026 |
} |
| 3027 |
} else {
|
| 3028 |
connected = 1;
|
| 3029 |
break;
|
| 3030 |
} |
| 3031 |
} |
| 3032 |
s = net_socket_fd_init(vlan, fd, connected); |
| 3033 |
if (!s)
|
| 3034 |
return -1; |
| 3035 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
| 3036 |
"socket: connect to %s:%d",
|
| 3037 |
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
| 3038 |
return 0; |
| 3039 |
} |
| 3040 |
|
| 3041 |
static int net_socket_mcast_init(VLANState *vlan, const char *host_str) |
| 3042 |
{
|
| 3043 |
NetSocketState *s; |
| 3044 |
int fd;
|
| 3045 |
struct sockaddr_in saddr;
|
| 3046 |
|
| 3047 |
if (parse_host_port(&saddr, host_str) < 0) |
| 3048 |
return -1; |
| 3049 |
|
| 3050 |
|
| 3051 |
fd = net_socket_mcast_create(&saddr); |
| 3052 |
if (fd < 0) |
| 3053 |
return -1; |
| 3054 |
|
| 3055 |
s = net_socket_fd_init(vlan, fd, 0);
|
| 3056 |
if (!s)
|
| 3057 |
return -1; |
| 3058 |
|
| 3059 |
s->dgram_dst = saddr; |
| 3060 |
|
| 3061 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
| 3062 |
"socket: mcast=%s:%d",
|
| 3063 |
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
| 3064 |
return 0; |
| 3065 |
|
| 3066 |
} |
| 3067 |
|
| 3068 |
static int get_param_value(char *buf, int buf_size, |
| 3069 |
const char *tag, const char *str) |
| 3070 |
{
|
| 3071 |
const char *p; |
| 3072 |
char *q;
|
| 3073 |
char option[128]; |
| 3074 |
|
| 3075 |
p = str; |
| 3076 |
for(;;) {
|
| 3077 |
q = option; |
| 3078 |
while (*p != '\0' && *p != '=') { |
| 3079 |
if ((q - option) < sizeof(option) - 1) |
| 3080 |
*q++ = *p; |
| 3081 |
p++; |
| 3082 |
} |
| 3083 |
*q = '\0';
|
| 3084 |
if (*p != '=') |
| 3085 |
break;
|
| 3086 |
p++; |
| 3087 |
if (!strcmp(tag, option)) {
|
| 3088 |
q = buf; |
| 3089 |
while (*p != '\0' && *p != ',') { |
| 3090 |
if ((q - buf) < buf_size - 1) |
| 3091 |
*q++ = *p; |
| 3092 |
p++; |
| 3093 |
} |
| 3094 |
*q = '\0';
|
| 3095 |
return q - buf;
|
| 3096 |
} else {
|
| 3097 |
while (*p != '\0' && *p != ',') { |
| 3098 |
p++; |
| 3099 |
} |
| 3100 |
} |
| 3101 |
if (*p != ',') |
| 3102 |
break;
|
| 3103 |
p++; |
| 3104 |
} |
| 3105 |
return 0; |
| 3106 |
} |
| 3107 |
|
| 3108 |
int net_client_init(const char *str) |
| 3109 |
{
|
| 3110 |
const char *p; |
| 3111 |
char *q;
|
| 3112 |
char device[64]; |
| 3113 |
char buf[1024]; |
| 3114 |
int vlan_id, ret;
|
| 3115 |
VLANState *vlan; |
| 3116 |
|
| 3117 |
p = str; |
| 3118 |
q = device; |
| 3119 |
while (*p != '\0' && *p != ',') { |
| 3120 |
if ((q - device) < sizeof(device) - 1) |
| 3121 |
*q++ = *p; |
| 3122 |
p++; |
| 3123 |
} |
| 3124 |
*q = '\0';
|
| 3125 |
if (*p == ',') |
| 3126 |
p++; |
| 3127 |
vlan_id = 0;
|
| 3128 |
if (get_param_value(buf, sizeof(buf), "vlan", p)) { |
| 3129 |
vlan_id = strtol(buf, NULL, 0); |
| 3130 |
} |
| 3131 |
vlan = qemu_find_vlan(vlan_id); |
| 3132 |
if (!vlan) {
|
| 3133 |
fprintf(stderr, "Could not create vlan %d\n", vlan_id);
|
| 3134 |
return -1; |
| 3135 |
} |
| 3136 |
if (!strcmp(device, "nic")) { |
| 3137 |
NICInfo *nd; |
| 3138 |
uint8_t *macaddr; |
| 3139 |
|
| 3140 |
if (nb_nics >= MAX_NICS) {
|
| 3141 |
fprintf(stderr, "Too Many NICs\n");
|
| 3142 |
return -1; |
| 3143 |
} |
| 3144 |
nd = &nd_table[nb_nics]; |
| 3145 |
macaddr = nd->macaddr; |
| 3146 |
macaddr[0] = 0x52; |
| 3147 |
macaddr[1] = 0x54; |
| 3148 |
macaddr[2] = 0x00; |
| 3149 |
macaddr[3] = 0x12; |
| 3150 |
macaddr[4] = 0x34; |
| 3151 |
macaddr[5] = 0x56 + nb_nics; |
| 3152 |
|
| 3153 |
if (get_param_value(buf, sizeof(buf), "macaddr", p)) { |
| 3154 |
if (parse_macaddr(macaddr, buf) < 0) { |
| 3155 |
fprintf(stderr, "invalid syntax for ethernet address\n");
|
| 3156 |
return -1; |
| 3157 |
} |
| 3158 |
} |
| 3159 |
if (get_param_value(buf, sizeof(buf), "model", p)) { |
| 3160 |
nd->model = strdup(buf); |
| 3161 |
} |
| 3162 |
nd->vlan = vlan; |
| 3163 |
nb_nics++; |
| 3164 |
ret = 0;
|
| 3165 |
} else
|
| 3166 |
if (!strcmp(device, "none")) { |
| 3167 |
/* does nothing. It is needed to signal that no network cards
|
| 3168 |
are wanted */
|
| 3169 |
ret = 0;
|
| 3170 |
} else
|
| 3171 |
#ifdef CONFIG_SLIRP
|
| 3172 |
if (!strcmp(device, "user")) { |
| 3173 |
if (get_param_value(buf, sizeof(buf), "hostname", p)) { |
| 3174 |
pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
|
| 3175 |
} |
| 3176 |
ret = net_slirp_init(vlan); |
| 3177 |
} else
|
| 3178 |
#endif
|
| 3179 |
#ifdef _WIN32
|
| 3180 |
if (!strcmp(device, "tap")) { |
| 3181 |
char ifname[64]; |
| 3182 |
if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) { |
| 3183 |
fprintf(stderr, "tap: no interface name\n");
|
| 3184 |
return -1; |
| 3185 |
} |
| 3186 |
ret = tap_win32_init(vlan, ifname); |
| 3187 |
} else
|
| 3188 |
#else
|
| 3189 |
if (!strcmp(device, "tap")) { |
| 3190 |
char ifname[64]; |
| 3191 |
char setup_script[1024]; |
| 3192 |
int fd;
|
| 3193 |
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { |
| 3194 |
fd = strtol(buf, NULL, 0); |
| 3195 |
ret = -1;
|
| 3196 |
if (net_tap_fd_init(vlan, fd))
|
| 3197 |
ret = 0;
|
| 3198 |
} else {
|
| 3199 |
get_param_value(ifname, sizeof(ifname), "ifname", p); |
| 3200 |
if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) { |
| 3201 |
pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
|
| 3202 |
} |
| 3203 |
ret = net_tap_init(vlan, ifname, setup_script); |
| 3204 |
} |
| 3205 |
} else
|
| 3206 |
#endif
|
| 3207 |
if (!strcmp(device, "socket")) { |
| 3208 |
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { |
| 3209 |
int fd;
|
| 3210 |
fd = strtol(buf, NULL, 0); |
| 3211 |
ret = -1;
|
| 3212 |
if (net_socket_fd_init(vlan, fd, 1)) |
| 3213 |
ret = 0;
|
| 3214 |
} else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) { |
| 3215 |
ret = net_socket_listen_init(vlan, buf); |
| 3216 |
} else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) { |
| 3217 |
ret = net_socket_connect_init(vlan, buf); |
| 3218 |
} else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) { |
| 3219 |
ret = net_socket_mcast_init(vlan, buf); |
| 3220 |
} else {
|
| 3221 |
fprintf(stderr, "Unknown socket options: %s\n", p);
|
| 3222 |
return -1; |
| 3223 |
} |
| 3224 |
} else
|
| 3225 |
{
|
| 3226 |
fprintf(stderr, "Unknown network device: %s\n", device);
|
| 3227 |
return -1; |
| 3228 |
} |
| 3229 |
if (ret < 0) { |
| 3230 |
fprintf(stderr, "Could not initialize device '%s'\n", device);
|
| 3231 |
} |
| 3232 |
|
| 3233 |
return ret;
|
| 3234 |
} |
| 3235 |
|
| 3236 |
void do_info_network(void) |
| 3237 |
{
|
| 3238 |
VLANState *vlan; |
| 3239 |
VLANClientState *vc; |
| 3240 |
|
| 3241 |
for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
| 3242 |
term_printf("VLAN %d devices:\n", vlan->id);
|
| 3243 |
for(vc = vlan->first_client; vc != NULL; vc = vc->next) |
| 3244 |
term_printf(" %s\n", vc->info_str);
|
| 3245 |
} |
| 3246 |
} |
| 3247 |
|
| 3248 |
/***********************************************************/
|
| 3249 |
/* USB devices */
|
| 3250 |
|
| 3251 |
static int usb_device_add(const char *devname) |
| 3252 |
{
|
| 3253 |
const char *p; |
| 3254 |
USBDevice *dev; |
| 3255 |
int i;
|
| 3256 |
|
| 3257 |
if (!vm_usb_hub)
|
| 3258 |
return -1; |
| 3259 |
for(i = 0;i < MAX_VM_USB_PORTS; i++) { |
| 3260 |
if (!vm_usb_ports[i]->dev)
|
| 3261 |
break;
|
| 3262 |
} |
| 3263 |
if (i == MAX_VM_USB_PORTS)
|
| 3264 |
return -1; |
| 3265 |
|
| 3266 |
if (strstart(devname, "host:", &p)) { |
| 3267 |
dev = usb_host_device_open(p); |
| 3268 |
if (!dev)
|
| 3269 |
return -1; |
| 3270 |
} else if (!strcmp(devname, "mouse")) { |
| 3271 |
dev = usb_mouse_init(); |
| 3272 |
if (!dev)
|
| 3273 |
return -1; |
| 3274 |
} else if (!strcmp(devname, "tablet")) { |
| 3275 |
dev = usb_tablet_init(); |
| 3276 |
if (!dev)
|
| 3277 |
return -1; |
| 3278 |
} else {
|
| 3279 |
return -1; |
| 3280 |
} |
| 3281 |
usb_attach(vm_usb_ports[i], dev); |
| 3282 |
return 0; |
| 3283 |
} |
| 3284 |
|
| 3285 |
static int usb_device_del(const char *devname) |
| 3286 |
{
|
| 3287 |
USBDevice *dev; |
| 3288 |
int bus_num, addr, i;
|
| 3289 |
const char *p; |
| 3290 |
|
| 3291 |
if (!vm_usb_hub)
|
| 3292 |
return -1; |
| 3293 |
|
| 3294 |
p = strchr(devname, '.');
|
| 3295 |
if (!p)
|
| 3296 |
return -1; |
| 3297 |
bus_num = strtoul(devname, NULL, 0); |
| 3298 |
addr = strtoul(p + 1, NULL, 0); |
| 3299 |
if (bus_num != 0) |
| 3300 |
return -1; |
| 3301 |
for(i = 0;i < MAX_VM_USB_PORTS; i++) { |
| 3302 |
dev = vm_usb_ports[i]->dev; |
| 3303 |
if (dev && dev->addr == addr)
|
| 3304 |
break;
|
| 3305 |
} |
| 3306 |
if (i == MAX_VM_USB_PORTS)
|
| 3307 |
return -1; |
| 3308 |
usb_attach(vm_usb_ports[i], NULL);
|
| 3309 |
return 0; |
| 3310 |
} |
| 3311 |
|
| 3312 |
void do_usb_add(const char *devname) |
| 3313 |
{
|
| 3314 |
int ret;
|
| 3315 |
ret = usb_device_add(devname); |
| 3316 |
if (ret < 0) |
| 3317 |
term_printf("Could not add USB device '%s'\n", devname);
|
| 3318 |
} |
| 3319 |
|
| 3320 |
void do_usb_del(const char *devname) |
| 3321 |
{
|
| 3322 |
int ret;
|
| 3323 |
ret = usb_device_del(devname); |
| 3324 |
if (ret < 0) |
| 3325 |
term_printf("Could not remove USB device '%s'\n", devname);
|
| 3326 |
} |
| 3327 |
|
| 3328 |
void usb_info(void) |
| 3329 |
{
|
| 3330 |
USBDevice *dev; |
| 3331 |
int i;
|
| 3332 |
const char *speed_str; |
| 3333 |
|
| 3334 |
if (!vm_usb_hub) {
|
| 3335 |
term_printf("USB support not enabled\n");
|
| 3336 |
return;
|
| 3337 |
} |
| 3338 |
|
| 3339 |
for(i = 0; i < MAX_VM_USB_PORTS; i++) { |
| 3340 |
dev = vm_usb_ports[i]->dev; |
| 3341 |
if (dev) {
|
| 3342 |
term_printf("Hub port %d:\n", i);
|
| 3343 |
switch(dev->speed) {
|
| 3344 |
case USB_SPEED_LOW:
|
| 3345 |
speed_str = "1.5";
|
| 3346 |
break;
|
| 3347 |
case USB_SPEED_FULL:
|
| 3348 |
speed_str = "12";
|
| 3349 |
break;
|
| 3350 |
case USB_SPEED_HIGH:
|
| 3351 |
speed_str = "480";
|
| 3352 |
break;
|
| 3353 |
default:
|
| 3354 |
speed_str = "?";
|
| 3355 |
break;
|
| 3356 |
} |
| 3357 |
term_printf(" Device %d.%d, speed %s Mb/s\n",
|
| 3358 |
0, dev->addr, speed_str);
|
| 3359 |
} |
| 3360 |
} |
| 3361 |
} |
| 3362 |
|
| 3363 |
/***********************************************************/
|
| 3364 |
/* pid file */
|
| 3365 |
|
| 3366 |
static char *pid_filename; |
| 3367 |
|
| 3368 |
/* Remove PID file. Called on normal exit */
|
| 3369 |
|
| 3370 |
static void remove_pidfile(void) |
| 3371 |
{
|
| 3372 |
unlink (pid_filename); |
| 3373 |
} |
| 3374 |
|
| 3375 |
static void create_pidfile(const char *filename) |
| 3376 |
{
|
| 3377 |
struct stat pidstat;
|
| 3378 |
FILE *f; |
| 3379 |
|
| 3380 |
/* Try to write our PID to the named file */
|
| 3381 |
if (stat(filename, &pidstat) < 0) { |
| 3382 |
if (errno == ENOENT) {
|
| 3383 |
if ((f = fopen (filename, "w")) == NULL) { |
| 3384 |
perror("Opening pidfile");
|
| 3385 |
exit(1);
|
| 3386 |
} |
| 3387 |
fprintf(f, "%d\n", getpid());
|
| 3388 |
fclose(f); |
| 3389 |
pid_filename = qemu_strdup(filename); |
| 3390 |
if (!pid_filename) {
|
| 3391 |
fprintf(stderr, "Could not save PID filename");
|
| 3392 |
exit(1);
|
| 3393 |
} |
| 3394 |
atexit(remove_pidfile); |
| 3395 |
} |
| 3396 |
} else {
|
| 3397 |
fprintf(stderr, "%s already exists. Remove it and try again.\n",
|
| 3398 |
filename); |
| 3399 |
exit(1);
|
| 3400 |
} |
| 3401 |
} |
| 3402 |
|
| 3403 |
/***********************************************************/
|
| 3404 |
/* dumb display */
|
| 3405 |
|
| 3406 |
static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
| 3407 |
{
|
| 3408 |
} |
| 3409 |
|
| 3410 |
static void dumb_resize(DisplayState *ds, int w, int h) |
| 3411 |
{
|
| 3412 |
} |
| 3413 |
|
| 3414 |
static void dumb_refresh(DisplayState *ds) |
| 3415 |
{
|
| 3416 |
vga_hw_update(); |
| 3417 |
} |
| 3418 |
|
| 3419 |
void dumb_display_init(DisplayState *ds)
|
| 3420 |
{
|
| 3421 |
ds->data = NULL;
|
| 3422 |
ds->linesize = 0;
|
| 3423 |
ds->depth = 0;
|
| 3424 |
ds->dpy_update = dumb_update; |
| 3425 |
ds->dpy_resize = dumb_resize; |
| 3426 |
ds->dpy_refresh = dumb_refresh; |
| 3427 |
} |
| 3428 |
|
| 3429 |
#if !defined(CONFIG_SOFTMMU)
|
| 3430 |
/***********************************************************/
|
| 3431 |
/* cpu signal handler */
|
| 3432 |
static void host_segv_handler(int host_signum, siginfo_t *info, |
| 3433 |
void *puc)
|
| 3434 |
{
|
| 3435 |
if (cpu_signal_handler(host_signum, info, puc))
|
| 3436 |
return;
|
| 3437 |
if (stdio_nb_clients > 0) |
| 3438 |
term_exit(); |
| 3439 |
abort(); |
| 3440 |
} |
| 3441 |
#endif
|
| 3442 |
|
| 3443 |
/***********************************************************/
|
| 3444 |
/* I/O handling */
|
| 3445 |
|
| 3446 |
#define MAX_IO_HANDLERS 64 |
| 3447 |
|
| 3448 |
typedef struct IOHandlerRecord { |
| 3449 |
int fd;
|
| 3450 |
IOCanRWHandler *fd_read_poll; |
| 3451 |
IOHandler *fd_read; |
| 3452 |
IOHandler *fd_write; |
| 3453 |
void *opaque;
|
| 3454 |
/* temporary data */
|
| 3455 |
struct pollfd *ufd;
|
| 3456 |
struct IOHandlerRecord *next;
|
| 3457 |
} IOHandlerRecord; |
| 3458 |
|
| 3459 |
static IOHandlerRecord *first_io_handler;
|
| 3460 |
|
| 3461 |
/* XXX: fd_read_poll should be suppressed, but an API change is
|
| 3462 |
necessary in the character devices to suppress fd_can_read(). */
|
| 3463 |
int qemu_set_fd_handler2(int fd, |
| 3464 |
IOCanRWHandler *fd_read_poll, |
| 3465 |
IOHandler *fd_read, |
| 3466 |
IOHandler *fd_write, |
| 3467 |
void *opaque)
|
| 3468 |
{
|
| 3469 |
IOHandlerRecord **pioh, *ioh; |
| 3470 |
|
| 3471 |
if (!fd_read && !fd_write) {
|
| 3472 |
pioh = &first_io_handler; |
| 3473 |
for(;;) {
|
| 3474 |
ioh = *pioh; |
| 3475 |
if (ioh == NULL) |
| 3476 |
break;
|
| 3477 |
if (ioh->fd == fd) {
|
| 3478 |
*pioh = ioh->next; |
| 3479 |
qemu_free(ioh); |
| 3480 |
break;
|
| 3481 |
} |
| 3482 |
pioh = &ioh->next; |
| 3483 |
} |
| 3484 |
} else {
|
| 3485 |
for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
| 3486 |
if (ioh->fd == fd)
|
| 3487 |
goto found;
|
| 3488 |
} |
| 3489 |
ioh = qemu_mallocz(sizeof(IOHandlerRecord));
|
| 3490 |
if (!ioh)
|
| 3491 |
return -1; |
| 3492 |
ioh->next = first_io_handler; |
| 3493 |
first_io_handler = ioh; |
| 3494 |
found:
|
| 3495 |
ioh->fd = fd; |
| 3496 |
ioh->fd_read_poll = fd_read_poll; |
| 3497 |
ioh->fd_read = fd_read; |
| 3498 |
ioh->fd_write = fd_write; |
| 3499 |
ioh->opaque = opaque; |
| 3500 |
} |
| 3501 |
return 0; |
| 3502 |
} |
| 3503 |
|
| 3504 |
int qemu_set_fd_handler(int fd, |
| 3505 |
IOHandler *fd_read, |
| 3506 |
IOHandler *fd_write, |
| 3507 |
void *opaque)
|
| 3508 |
{
|
| 3509 |
return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
| 3510 |
} |
| 3511 |
|
| 3512 |
/***********************************************************/
|
| 3513 |
/* Polling handling */
|
| 3514 |
|
| 3515 |
typedef struct PollingEntry { |
| 3516 |
PollingFunc *func; |
| 3517 |
void *opaque;
|
| 3518 |
struct PollingEntry *next;
|
| 3519 |
} PollingEntry; |
| 3520 |
|
| 3521 |
static PollingEntry *first_polling_entry;
|
| 3522 |
|
| 3523 |
int qemu_add_polling_cb(PollingFunc *func, void *opaque) |
| 3524 |
{
|
| 3525 |
PollingEntry **ppe, *pe; |
| 3526 |
pe = qemu_mallocz(sizeof(PollingEntry));
|
| 3527 |
if (!pe)
|
| 3528 |
return -1; |
| 3529 |
pe->func = func; |
| 3530 |
pe->opaque = opaque; |
| 3531 |
for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); |
| 3532 |
*ppe = pe; |
| 3533 |
return 0; |
| 3534 |
} |
| 3535 |
|
| 3536 |
void qemu_del_polling_cb(PollingFunc *func, void *opaque) |
| 3537 |
{
|
| 3538 |
PollingEntry **ppe, *pe; |
| 3539 |
for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { |
| 3540 |
pe = *ppe; |
| 3541 |
if (pe->func == func && pe->opaque == opaque) {
|
| 3542 |
*ppe = pe->next; |
| 3543 |
qemu_free(pe); |
| 3544 |
break;
|
| 3545 |
} |
| 3546 |
} |
| 3547 |
} |
| 3548 |
|
| 3549 |
/***********************************************************/
|
| 3550 |
/* savevm/loadvm support */
|
| 3551 |
|
| 3552 |
void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) |
| 3553 |
{
|
| 3554 |
fwrite(buf, 1, size, f);
|
| 3555 |
} |
| 3556 |
|
| 3557 |
void qemu_put_byte(QEMUFile *f, int v) |
| 3558 |
{
|
| 3559 |
fputc(v, f); |
| 3560 |
} |
| 3561 |
|
| 3562 |
void qemu_put_be16(QEMUFile *f, unsigned int v) |
| 3563 |
{
|
| 3564 |
qemu_put_byte(f, v >> 8);
|
| 3565 |
qemu_put_byte(f, v); |
| 3566 |
} |
| 3567 |
|
| 3568 |
void qemu_put_be32(QEMUFile *f, unsigned int v) |
| 3569 |
{
|
| 3570 |
qemu_put_byte(f, v >> 24);
|
| 3571 |
qemu_put_byte(f, v >> 16);
|
| 3572 |
qemu_put_byte(f, v >> 8);
|
| 3573 |
qemu_put_byte(f, v); |
| 3574 |
} |
| 3575 |
|
| 3576 |
void qemu_put_be64(QEMUFile *f, uint64_t v)
|
| 3577 |
{
|
| 3578 |
qemu_put_be32(f, v >> 32);
|
| 3579 |
qemu_put_be32(f, v); |
| 3580 |
} |
| 3581 |
|
| 3582 |
int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) |
| 3583 |
{
|
| 3584 |
return fread(buf, 1, size, f); |
| 3585 |
} |
| 3586 |
|
| 3587 |
int qemu_get_byte(QEMUFile *f)
|
| 3588 |
{
|
| 3589 |
int v;
|
| 3590 |
v = fgetc(f); |
| 3591 |
if (v == EOF) |
| 3592 |
return 0; |
| 3593 |
else
|
| 3594 |
return v;
|
| 3595 |
} |
| 3596 |
|
| 3597 |
unsigned int qemu_get_be16(QEMUFile *f) |
| 3598 |
{
|
| 3599 |
unsigned int v; |
| 3600 |
v = qemu_get_byte(f) << 8;
|
| 3601 |
v |= qemu_get_byte(f); |
| 3602 |
return v;
|
| 3603 |
} |
| 3604 |
|
| 3605 |
unsigned int qemu_get_be32(QEMUFile *f) |
| 3606 |
{
|
| 3607 |
unsigned int v; |
| 3608 |
v = qemu_get_byte(f) << 24;
|
| 3609 |
v |= qemu_get_byte(f) << 16;
|
| 3610 |
v |= qemu_get_byte(f) << 8;
|
| 3611 |
v |= qemu_get_byte(f); |
| 3612 |
return v;
|
| 3613 |
} |
| 3614 |
|
| 3615 |
uint64_t qemu_get_be64(QEMUFile *f) |
| 3616 |
{
|
| 3617 |
uint64_t v; |
| 3618 |
v = (uint64_t)qemu_get_be32(f) << 32;
|
| 3619 |
v |= qemu_get_be32(f); |
| 3620 |
return v;
|
| 3621 |
} |
| 3622 |
|
| 3623 |
int64_t qemu_ftell(QEMUFile *f) |
| 3624 |
{
|
| 3625 |
return ftell(f);
|
| 3626 |
} |
| 3627 |
|
| 3628 |
int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
|
| 3629 |
{
|
| 3630 |
if (fseek(f, pos, whence) < 0) |
| 3631 |
return -1; |
| 3632 |
return ftell(f);
|
| 3633 |
} |
| 3634 |
|
| 3635 |
typedef struct SaveStateEntry { |
| 3636 |
char idstr[256]; |
| 3637 |
int instance_id;
|
| 3638 |
int version_id;
|
| 3639 |
SaveStateHandler *save_state; |
| 3640 |
LoadStateHandler *load_state; |
| 3641 |
void *opaque;
|
| 3642 |
struct SaveStateEntry *next;
|
| 3643 |
} SaveStateEntry; |
| 3644 |
|
| 3645 |
static SaveStateEntry *first_se;
|
| 3646 |
|
| 3647 |
int register_savevm(const char *idstr, |
| 3648 |
int instance_id,
|
| 3649 |
int version_id,
|
| 3650 |
SaveStateHandler *save_state, |
| 3651 |
LoadStateHandler *load_state, |
| 3652 |
void *opaque)
|
| 3653 |
{
|
| 3654 |
SaveStateEntry *se, **pse; |
| 3655 |
|
| 3656 |
se = qemu_malloc(sizeof(SaveStateEntry));
|
| 3657 |
if (!se)
|
| 3658 |
return -1; |
| 3659 |
pstrcpy(se->idstr, sizeof(se->idstr), idstr);
|
| 3660 |
se->instance_id = instance_id; |
| 3661 |
se->version_id = version_id; |
| 3662 |
se->save_state = save_state; |
| 3663 |
se->load_state = load_state; |
| 3664 |
se->opaque = opaque; |
| 3665 |
se->next = NULL;
|
| 3666 |
|
| 3667 |
/* add at the end of list */
|
| 3668 |
pse = &first_se; |
| 3669 |
while (*pse != NULL) |
| 3670 |
pse = &(*pse)->next; |
| 3671 |
*pse = se; |
| 3672 |
return 0; |
| 3673 |
} |
| 3674 |
|
| 3675 |
#define QEMU_VM_FILE_MAGIC 0x5145564d |
| 3676 |
#define QEMU_VM_FILE_VERSION 0x00000001 |
| 3677 |
|
| 3678 |
int qemu_savevm(const char *filename) |
| 3679 |
{
|
| 3680 |
SaveStateEntry *se; |
| 3681 |
QEMUFile *f; |
| 3682 |
int len, len_pos, cur_pos, saved_vm_running, ret;
|
| 3683 |
|
| 3684 |
saved_vm_running = vm_running; |
| 3685 |
vm_stop(0);
|
| 3686 |
|
| 3687 |
f = fopen(filename, "wb");
|
| 3688 |
if (!f) {
|
| 3689 |
ret = -1;
|
| 3690 |
goto the_end;
|
| 3691 |
} |
| 3692 |
|
| 3693 |
qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
| 3694 |
qemu_put_be32(f, QEMU_VM_FILE_VERSION); |
| 3695 |
|
| 3696 |
for(se = first_se; se != NULL; se = se->next) { |
| 3697 |
/* ID string */
|
| 3698 |
len = strlen(se->idstr); |
| 3699 |
qemu_put_byte(f, len); |
| 3700 |
qemu_put_buffer(f, se->idstr, len); |
| 3701 |
|
| 3702 |
qemu_put_be32(f, se->instance_id); |
| 3703 |
qemu_put_be32(f, se->version_id); |
| 3704 |
|
| 3705 |
/* record size: filled later */
|
| 3706 |
len_pos = ftell(f); |
| 3707 |
qemu_put_be32(f, 0);
|
| 3708 |
|
| 3709 |
se->save_state(f, se->opaque); |
| 3710 |
|
| 3711 |
/* fill record size */
|
| 3712 |
cur_pos = ftell(f); |
| 3713 |
len = ftell(f) - len_pos - 4;
|
| 3714 |
fseek(f, len_pos, SEEK_SET); |
| 3715 |
qemu_put_be32(f, len); |
| 3716 |
fseek(f, cur_pos, SEEK_SET); |
| 3717 |
} |
| 3718 |
|
| 3719 |
fclose(f); |
| 3720 |
ret = 0;
|
| 3721 |
the_end:
|
| 3722 |
if (saved_vm_running)
|
| 3723 |
vm_start(); |
| 3724 |
return ret;
|
| 3725 |
} |
| 3726 |
|
| 3727 |
static SaveStateEntry *find_se(const char *idstr, int instance_id) |
| 3728 |
{
|
| 3729 |
SaveStateEntry *se; |
| 3730 |
|
| 3731 |
for(se = first_se; se != NULL; se = se->next) { |
| 3732 |
if (!strcmp(se->idstr, idstr) &&
|
| 3733 |
instance_id == se->instance_id) |
| 3734 |
return se;
|
| 3735 |
} |
| 3736 |
return NULL; |
| 3737 |
} |
| 3738 |
|
| 3739 |
int qemu_loadvm(const char *filename) |
| 3740 |
{
|
| 3741 |
SaveStateEntry *se; |
| 3742 |
QEMUFile *f; |
| 3743 |
int len, cur_pos, ret, instance_id, record_len, version_id;
|
| 3744 |
int saved_vm_running;
|
| 3745 |
unsigned int v; |
| 3746 |
char idstr[256]; |
| 3747 |
|
| 3748 |
saved_vm_running = vm_running; |
| 3749 |
vm_stop(0);
|
| 3750 |
|
| 3751 |
f = fopen(filename, "rb");
|
| 3752 |
if (!f) {
|
| 3753 |
ret = -1;
|
| 3754 |
goto the_end;
|
| 3755 |
} |
| 3756 |
|
| 3757 |
v = qemu_get_be32(f); |
| 3758 |
if (v != QEMU_VM_FILE_MAGIC)
|
| 3759 |
goto fail;
|
| 3760 |
v = qemu_get_be32(f); |
| 3761 |
if (v != QEMU_VM_FILE_VERSION) {
|
| 3762 |
fail:
|
| 3763 |
fclose(f); |
| 3764 |
ret = -1;
|
| 3765 |
goto the_end;
|
| 3766 |
} |
| 3767 |
for(;;) {
|
| 3768 |
len = qemu_get_byte(f); |
| 3769 |
if (feof(f))
|
| 3770 |
break;
|
| 3771 |
qemu_get_buffer(f, idstr, len); |
| 3772 |
idstr[len] = '\0';
|
| 3773 |
instance_id = qemu_get_be32(f); |
| 3774 |
version_id = qemu_get_be32(f); |
| 3775 |
record_len = qemu_get_be32(f); |
| 3776 |
#if 0
|
| 3777 |
printf("idstr=%s instance=0x%x version=%d len=%d\n",
|
| 3778 |
idstr, instance_id, version_id, record_len);
|
| 3779 |
#endif
|
| 3780 |
cur_pos = ftell(f); |
| 3781 |
se = find_se(idstr, instance_id); |
| 3782 |
if (!se) {
|
| 3783 |
fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
|
| 3784 |
instance_id, idstr); |
| 3785 |
} else {
|
| 3786 |
ret = se->load_state(f, se->opaque, version_id); |
| 3787 |
if (ret < 0) { |
| 3788 |
fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
|
| 3789 |
instance_id, idstr); |
| 3790 |
} |
| 3791 |
} |
| 3792 |
/* always seek to exact end of record */
|
| 3793 |
qemu_fseek(f, cur_pos + record_len, SEEK_SET); |
| 3794 |
} |
| 3795 |
fclose(f); |
| 3796 |
ret = 0;
|
| 3797 |
the_end:
|
| 3798 |
if (saved_vm_running)
|
| 3799 |
vm_start(); |
| 3800 |
return ret;
|
| 3801 |
} |
| 3802 |
|
| 3803 |
/***********************************************************/
|
| 3804 |
/* cpu save/restore */
|
| 3805 |
|
| 3806 |
#if defined(TARGET_I386)
|
| 3807 |
|
| 3808 |
static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) |
| 3809 |
{
|
| 3810 |
qemu_put_be32(f, dt->selector); |
| 3811 |
qemu_put_betl(f, dt->base); |
| 3812 |
qemu_put_be32(f, dt->limit); |
| 3813 |
qemu_put_be32(f, dt->flags); |
| 3814 |
} |
| 3815 |
|
| 3816 |
static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) |
| 3817 |
{
|
| 3818 |
dt->selector = qemu_get_be32(f); |
| 3819 |
dt->base = qemu_get_betl(f); |
| 3820 |
dt->limit = qemu_get_be32(f); |
| 3821 |
dt->flags = qemu_get_be32(f); |
| 3822 |
} |
| 3823 |
|
| 3824 |
void cpu_save(QEMUFile *f, void *opaque) |
| 3825 |
{
|
| 3826 |
CPUState *env = opaque; |
| 3827 |
uint16_t fptag, fpus, fpuc, fpregs_format; |
| 3828 |
uint32_t hflags; |
| 3829 |
int i;
|
| 3830 |
|
| 3831 |
for(i = 0; i < CPU_NB_REGS; i++) |
| 3832 |
qemu_put_betls(f, &env->regs[i]); |
| 3833 |
qemu_put_betls(f, &env->eip); |
| 3834 |
qemu_put_betls(f, &env->eflags); |
| 3835 |
hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
|
| 3836 |
qemu_put_be32s(f, &hflags); |
| 3837 |
|
| 3838 |
/* FPU */
|
| 3839 |
fpuc = env->fpuc; |
| 3840 |
fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; |
| 3841 |
fptag = 0;
|
| 3842 |
for(i = 0; i < 8; i++) { |
| 3843 |
fptag |= ((!env->fptags[i]) << i); |
| 3844 |
} |
| 3845 |
|
| 3846 |
qemu_put_be16s(f, &fpuc); |
| 3847 |
qemu_put_be16s(f, &fpus); |
| 3848 |
qemu_put_be16s(f, &fptag); |
| 3849 |
|
| 3850 |
#ifdef USE_X86LDOUBLE
|
| 3851 |
fpregs_format = 0;
|
| 3852 |
#else
|
| 3853 |
fpregs_format = 1;
|
| 3854 |
#endif
|
| 3855 |
qemu_put_be16s(f, &fpregs_format); |
| 3856 |
|
| 3857 |
for(i = 0; i < 8; i++) { |
| 3858 |
#ifdef USE_X86LDOUBLE
|
| 3859 |
{
|
| 3860 |
uint64_t mant; |
| 3861 |
uint16_t exp; |
| 3862 |
/* we save the real CPU data (in case of MMX usage only 'mant'
|
| 3863 |
contains the MMX register */
|
| 3864 |
cpu_get_fp80(&mant, &exp, env->fpregs[i].d); |
| 3865 |
qemu_put_be64(f, mant); |
| 3866 |
qemu_put_be16(f, exp); |
| 3867 |
} |
| 3868 |
#else
|
| 3869 |
/* if we use doubles for float emulation, we save the doubles to
|
| 3870 |
avoid losing information in case of MMX usage. It can give
|
| 3871 |
problems if the image is restored on a CPU where long
|
| 3872 |
doubles are used instead. */
|
| 3873 |
qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
|
| 3874 |
#endif
|
| 3875 |
} |
| 3876 |
|
| 3877 |
for(i = 0; i < 6; i++) |
| 3878 |
cpu_put_seg(f, &env->segs[i]); |
| 3879 |
cpu_put_seg(f, &env->ldt); |
| 3880 |
cpu_put_seg(f, &env->tr); |
| 3881 |
cpu_put_seg(f, &env->gdt); |
| 3882 |
cpu_put_seg(f, &env->idt); |
| 3883 |
|
| 3884 |
qemu_put_be32s(f, &env->sysenter_cs); |
| 3885 |
qemu_put_be32s(f, &env->sysenter_esp); |
| 3886 |
qemu_put_be32s(f, &env->sysenter_eip); |
| 3887 |
|
| 3888 |
qemu_put_betls(f, &env->cr[0]);
|
| 3889 |
qemu_put_betls(f, &env->cr[2]);
|
| 3890 |
qemu_put_betls(f, &env->cr[3]);
|
| 3891 |
qemu_put_betls(f, &env->cr[4]);
|
| 3892 |
|
| 3893 |
for(i = 0; i < 8; i++) |
| 3894 |
qemu_put_betls(f, &env->dr[i]); |
| 3895 |
|
| 3896 |
/* MMU */
|
| 3897 |
qemu_put_be32s(f, &env->a20_mask); |
| 3898 |
|
| 3899 |
/* XMM */
|
| 3900 |
qemu_put_be32s(f, &env->mxcsr); |
| 3901 |
for(i = 0; i < CPU_NB_REGS; i++) { |
| 3902 |
qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
|
| 3903 |
qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
|
| 3904 |
} |
| 3905 |
|
| 3906 |
#ifdef TARGET_X86_64
|
| 3907 |
qemu_put_be64s(f, &env->efer); |
| 3908 |
qemu_put_be64s(f, &env->star); |
| 3909 |
qemu_put_be64s(f, &env->lstar); |
| 3910 |
qemu_put_be64s(f, &env->cstar); |
| 3911 |
qemu_put_be64s(f, &env->fmask); |
| 3912 |
qemu_put_be64s(f, &env->kernelgsbase); |
| 3913 |
#endif
|
| 3914 |
} |
| 3915 |
|
| 3916 |
#ifdef USE_X86LDOUBLE
|
| 3917 |
/* XXX: add that in a FPU generic layer */
|
| 3918 |
union x86_longdouble {
|
| 3919 |
uint64_t mant; |
| 3920 |
uint16_t exp; |
| 3921 |
}; |
| 3922 |
|
| 3923 |
#define MANTD1(fp) (fp & ((1LL << 52) - 1)) |
| 3924 |
#define EXPBIAS1 1023 |
| 3925 |
#define EXPD1(fp) ((fp >> 52) & 0x7FF) |
| 3926 |
#define SIGND1(fp) ((fp >> 32) & 0x80000000) |
| 3927 |
|
| 3928 |
static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) |
| 3929 |
{
|
| 3930 |
int e;
|
| 3931 |
/* mantissa */
|
| 3932 |
p->mant = (MANTD1(temp) << 11) | (1LL << 63); |
| 3933 |
/* exponent + sign */
|
| 3934 |
e = EXPD1(temp) - EXPBIAS1 + 16383;
|
| 3935 |
e |= SIGND1(temp) >> 16;
|
| 3936 |
p->exp = e; |
| 3937 |
} |
| 3938 |
#endif
|
| 3939 |
|
| 3940 |
int cpu_load(QEMUFile *f, void *opaque, int version_id) |
| 3941 |
{
|
| 3942 |
CPUState *env = opaque; |
| 3943 |
int i, guess_mmx;
|
| 3944 |
uint32_t hflags; |
| 3945 |
uint16_t fpus, fpuc, fptag, fpregs_format; |
| 3946 |
|
| 3947 |
if (version_id != 3) |
| 3948 |
return -EINVAL;
|
| 3949 |
for(i = 0; i < CPU_NB_REGS; i++) |
| 3950 |
qemu_get_betls(f, &env->regs[i]); |
| 3951 |
qemu_get_betls(f, &env->eip); |
| 3952 |
qemu_get_betls(f, &env->eflags); |
| 3953 |
qemu_get_be32s(f, &hflags); |
| 3954 |
|
| 3955 |
qemu_get_be16s(f, &fpuc); |
| 3956 |
qemu_get_be16s(f, &fpus); |
| 3957 |
qemu_get_be16s(f, &fptag); |
| 3958 |
qemu_get_be16s(f, &fpregs_format); |
| 3959 |
|
| 3960 |
/* NOTE: we cannot always restore the FPU state if the image come
|
| 3961 |
from a host with a different 'USE_X86LDOUBLE' define. We guess
|
| 3962 |
if we are in an MMX state to restore correctly in that case. */
|
| 3963 |
guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0); |
| 3964 |
for(i = 0; i < 8; i++) { |
| 3965 |
uint64_t mant; |
| 3966 |
uint16_t exp; |
| 3967 |
|
| 3968 |
switch(fpregs_format) {
|
| 3969 |
case 0: |
| 3970 |
mant = qemu_get_be64(f); |
| 3971 |
exp = qemu_get_be16(f); |
| 3972 |
#ifdef USE_X86LDOUBLE
|
| 3973 |
env->fpregs[i].d = cpu_set_fp80(mant, exp); |
| 3974 |
#else
|
| 3975 |
/* difficult case */
|
| 3976 |
if (guess_mmx)
|
| 3977 |
env->fpregs[i].mmx.MMX_Q(0) = mant;
|
| 3978 |
else
|
| 3979 |
env->fpregs[i].d = cpu_set_fp80(mant, exp); |
| 3980 |
#endif
|
| 3981 |
break;
|
| 3982 |
case 1: |
| 3983 |
mant = qemu_get_be64(f); |
| 3984 |
#ifdef USE_X86LDOUBLE
|
| 3985 |
{
|
| 3986 |
union x86_longdouble *p;
|
| 3987 |
/* difficult case */
|
| 3988 |
p = (void *)&env->fpregs[i];
|
| 3989 |
if (guess_mmx) {
|
| 3990 |
p->mant = mant; |
| 3991 |
p->exp = 0xffff;
|
| 3992 |
} else {
|
| 3993 |
fp64_to_fp80(p, mant); |
| 3994 |
} |
| 3995 |
} |
| 3996 |
#else
|
| 3997 |
env->fpregs[i].mmx.MMX_Q(0) = mant;
|
| 3998 |
#endif
|
| 3999 |
break;
|
| 4000 |
default:
|
| 4001 |
return -EINVAL;
|
| 4002 |
} |
| 4003 |
} |
| 4004 |
|
| 4005 |
env->fpuc = fpuc; |
| 4006 |
/* XXX: restore FPU round state */
|
| 4007 |
env->fpstt = (fpus >> 11) & 7; |
| 4008 |
env->fpus = fpus & ~0x3800;
|
| 4009 |
fptag ^= 0xff;
|
| 4010 |
for(i = 0; i < 8; i++) { |
| 4011 |
env->fptags[i] = (fptag >> i) & 1;
|
| 4012 |
} |
| 4013 |
|
| 4014 |
for(i = 0; i < 6; i++) |
| 4015 |
cpu_get_seg(f, &env->segs[i]); |
| 4016 |
cpu_get_seg(f, &env->ldt); |
| 4017 |
cpu_get_seg(f, &env->tr); |
| 4018 |
cpu_get_seg(f, &env->gdt); |
| 4019 |
cpu_get_seg(f, &env->idt); |
| 4020 |
|
| 4021 |
qemu_get_be32s(f, &env->sysenter_cs); |
| 4022 |
qemu_get_be32s(f, &env->sysenter_esp); |
| 4023 |
qemu_get_be32s(f, &env->sysenter_eip); |
| 4024 |
|
| 4025 |
qemu_get_betls(f, &env->cr[0]);
|
| 4026 |
qemu_get_betls(f, &env->cr[2]);
|
| 4027 |
qemu_get_betls(f, &env->cr[3]);
|
| 4028 |
qemu_get_betls(f, &env->cr[4]);
|
| 4029 |
|
| 4030 |
for(i = 0; i < 8; i++) |
| 4031 |
qemu_get_betls(f, &env->dr[i]); |
| 4032 |
|
| 4033 |
/* MMU */
|
| 4034 |
qemu_get_be32s(f, &env->a20_mask); |
| 4035 |
|
| 4036 |
qemu_get_be32s(f, &env->mxcsr); |
| 4037 |
for(i = 0; i < CPU_NB_REGS; i++) { |
| 4038 |
qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
|
| 4039 |
qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
|
| 4040 |
} |
| 4041 |
|
| 4042 |
#ifdef TARGET_X86_64
|
| 4043 |
qemu_get_be64s(f, &env->efer); |
| 4044 |
qemu_get_be64s(f, &env->star); |
| 4045 |
qemu_get_be64s(f, &env->lstar); |
| 4046 |
qemu_get_be64s(f, &env->cstar); |
| 4047 |
qemu_get_be64s(f, &env->fmask); |
| 4048 |
qemu_get_be64s(f, &env->kernelgsbase); |
| 4049 |
#endif
|
| 4050 |
|
| 4051 |
/* XXX: compute hflags from scratch, except for CPL and IIF */
|
| 4052 |
env->hflags = hflags; |
| 4053 |
tlb_flush(env, 1);
|
| 4054 |
return 0; |
| 4055 |
} |
| 4056 |
|
| 4057 |
#elif defined(TARGET_PPC)
|
| 4058 |
void cpu_save(QEMUFile *f, void *opaque) |
| 4059 |
{
|
| 4060 |
} |
| 4061 |
|
| 4062 |
int cpu_load(QEMUFile *f, void *opaque, int version_id) |
| 4063 |
{
|
| 4064 |
return 0; |
| 4065 |
} |
| 4066 |
|
| 4067 |
#elif defined(TARGET_MIPS)
|
| 4068 |
void cpu_save(QEMUFile *f, void *opaque) |
| 4069 |
{
|
| 4070 |
} |
| 4071 |
|
| 4072 |
int cpu_load(QEMUFile *f, void *opaque, int version_id) |
| 4073 |
{
|
| 4074 |
return 0; |
| 4075 |
} |
| 4076 |
|
| 4077 |
#elif defined(TARGET_SPARC)
|
| 4078 |
void cpu_save(QEMUFile *f, void *opaque) |
| 4079 |
{
|
| 4080 |
CPUState *env = opaque; |
| 4081 |
int i;
|
| 4082 |
uint32_t tmp; |
| 4083 |
|
| 4084 |
for(i = 0; i < 8; i++) |
| 4085 |
qemu_put_betls(f, &env->gregs[i]); |
| 4086 |
for(i = 0; i < NWINDOWS * 16; i++) |
| 4087 |
qemu_put_betls(f, &env->regbase[i]); |
| 4088 |
|
| 4089 |
/* FPU */
|
| 4090 |
for(i = 0; i < TARGET_FPREGS; i++) { |
| 4091 |
union {
|
| 4092 |
TARGET_FPREG_T f; |
| 4093 |
target_ulong i; |
| 4094 |
} u; |
| 4095 |
u.f = env->fpr[i]; |
| 4096 |
qemu_put_betl(f, u.i); |
| 4097 |
} |
| 4098 |
|
| 4099 |
qemu_put_betls(f, &env->pc); |
| 4100 |
qemu_put_betls(f, &env->npc); |
| 4101 |
qemu_put_betls(f, &env->y); |
| 4102 |
tmp = GET_PSR(env); |
| 4103 |
qemu_put_be32(f, tmp); |
| 4104 |
qemu_put_betls(f, &env->fsr); |
| 4105 |
qemu_put_betls(f, &env->tbr); |
| 4106 |
#ifndef TARGET_SPARC64
|
| 4107 |
qemu_put_be32s(f, &env->wim); |
| 4108 |
/* MMU */
|
| 4109 |
for(i = 0; i < 16; i++) |
| 4110 |
qemu_put_be32s(f, &env->mmuregs[i]); |
| 4111 |
#endif
|
| 4112 |
} |
| 4113 |
|
| 4114 |
int cpu_load(QEMUFile *f, void *opaque, int version_id) |
| 4115 |
{
|
| 4116 |
CPUState *env = opaque; |
| 4117 |
int i;
|
| 4118 |
uint32_t tmp; |
| 4119 |
|
| 4120 |
for(i = 0; i < 8; i++) |
| 4121 |
qemu_get_betls(f, &env->gregs[i]); |
| 4122 |
for(i = 0; i < NWINDOWS * 16; i++) |
| 4123 |
qemu_get_betls(f, &env->regbase[i]); |
| 4124 |
|
| 4125 |
/* FPU */
|
| 4126 |
for(i = 0; i < TARGET_FPREGS; i++) { |
| 4127 |
union {
|
| 4128 |
TARGET_FPREG_T f; |
| 4129 |
target_ulong i; |
| 4130 |
} u; |
| 4131 |
u.i = qemu_get_betl(f); |
| 4132 |
env->fpr[i] = u.f; |
| 4133 |
} |
| 4134 |
|
| 4135 |
qemu_get_betls(f, &env->pc); |
| 4136 |
qemu_get_betls(f, &env->npc); |
| 4137 |
qemu_get_betls(f, &env->y); |
| 4138 |
tmp = qemu_get_be32(f); |
| 4139 |
env->cwp = 0; /* needed to ensure that the wrapping registers are |
| 4140 |
correctly updated */
|
| 4141 |
PUT_PSR(env, tmp); |
| 4142 |
qemu_get_betls(f, &env->fsr); |
| 4143 |
qemu_get_betls(f, &env->tbr); |
| 4144 |
#ifndef TARGET_SPARC64
|
| 4145 |
qemu_get_be32s(f, &env->wim); |
| 4146 |
/* MMU */
|
| 4147 |
for(i = 0; i < 16; i++) |
| 4148 |
qemu_get_be32s(f, &env->mmuregs[i]); |
| 4149 |
#endif
|
| 4150 |
tlb_flush(env, 1);
|
| 4151 |
return 0; |
| 4152 |
} |
| 4153 |
|
| 4154 |
#elif defined(TARGET_ARM)
|
| 4155 |
|
| 4156 |
/* ??? Need to implement these. */
|
| 4157 |
void cpu_save(QEMUFile *f, void *opaque) |
| 4158 |
{
|
| 4159 |
} |
| 4160 |
|
| 4161 |
int cpu_load(QEMUFile *f, void *opaque, int version_id) |
| 4162 |
{
|
| 4163 |
return 0; |
| 4164 |
} |
| 4165 |
|
| 4166 |
#else
|
| 4167 |
|
| 4168 |
#warning No CPU save/restore functions
|
| 4169 |
|
| 4170 |
#endif
|
| 4171 |
|
| 4172 |
/***********************************************************/
|
| 4173 |
/* ram save/restore */
|
| 4174 |
|
| 4175 |
/* we just avoid storing empty pages */
|
| 4176 |
static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) |
| 4177 |
{
|
| 4178 |
int i, v;
|
| 4179 |
|
| 4180 |
v = buf[0];
|
| 4181 |
for(i = 1; i < len; i++) { |
| 4182 |
if (buf[i] != v)
|
| 4183 |
goto normal_save;
|
| 4184 |
} |
| 4185 |
qemu_put_byte(f, 1);
|
| 4186 |
qemu_put_byte(f, v); |
| 4187 |
return;
|
| 4188 |
normal_save:
|
| 4189 |
qemu_put_byte(f, 0);
|
| 4190 |
qemu_put_buffer(f, buf, len); |
| 4191 |
} |
| 4192 |
|
| 4193 |
static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
| 4194 |
{
|
| 4195 |
int v;
|
| 4196 |
|
| 4197 |
v = qemu_get_byte(f); |
| 4198 |
switch(v) {
|
| 4199 |
case 0: |
| 4200 |
if (qemu_get_buffer(f, buf, len) != len)
|
| 4201 |
return -EIO;
|
| 4202 |
break;
|
| 4203 |
case 1: |
| 4204 |
v = qemu_get_byte(f); |
| 4205 |
memset(buf, v, len); |
| 4206 |
break;
|
| 4207 |
default:
|
| 4208 |
return -EINVAL;
|
| 4209 |
} |
| 4210 |
return 0; |
| 4211 |
} |
| 4212 |
|
| 4213 |
static void ram_save(QEMUFile *f, void *opaque) |
| 4214 |
{
|
| 4215 |
int i;
|
| 4216 |
qemu_put_be32(f, phys_ram_size); |
| 4217 |
for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { |
| 4218 |
ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); |
| 4219 |
} |
| 4220 |
} |
| 4221 |
|
| 4222 |
static int ram_load(QEMUFile *f, void *opaque, int version_id) |
| 4223 |
{
|
| 4224 |
int i, ret;
|
| 4225 |
|
| 4226 |
if (version_id != 1) |
| 4227 |
return -EINVAL;
|
| 4228 |
if (qemu_get_be32(f) != phys_ram_size)
|
| 4229 |
return -EINVAL;
|
| 4230 |
for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { |
| 4231 |
ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); |
| 4232 |
if (ret)
|
| 4233 |
return ret;
|
| 4234 |
} |
| 4235 |
return 0; |
| 4236 |
} |
| 4237 |
|
| 4238 |
/***********************************************************/
|
| 4239 |
/* machine registration */
|
| 4240 |
|
| 4241 |
QEMUMachine *first_machine = NULL;
|
| 4242 |
|
| 4243 |
int qemu_register_machine(QEMUMachine *m)
|
| 4244 |
{
|
| 4245 |
QEMUMachine **pm; |
| 4246 |
pm = &first_machine; |
| 4247 |
while (*pm != NULL) |
| 4248 |
pm = &(*pm)->next; |
| 4249 |
m->next = NULL;
|
| 4250 |
*pm = m; |
| 4251 |
return 0; |
| 4252 |
} |
| 4253 |
|
| 4254 |
QEMUMachine *find_machine(const char *name) |
| 4255 |
{
|
| 4256 |
QEMUMachine *m; |
| 4257 |
|
| 4258 |
for(m = first_machine; m != NULL; m = m->next) { |
| 4259 |
if (!strcmp(m->name, name))
|
| 4260 |
return m;
|
| 4261 |
} |
| 4262 |
return NULL; |
| 4263 |
} |
| 4264 |
|
| 4265 |
/***********************************************************/
|
| 4266 |
/* main execution loop */
|
| 4267 |
|
| 4268 |
void gui_update(void *opaque) |
| 4269 |
{
|
| 4270 |
display_state.dpy_refresh(&display_state); |
| 4271 |
qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); |
| 4272 |
} |
| 4273 |
|
| 4274 |
struct vm_change_state_entry {
|
| 4275 |
VMChangeStateHandler *cb; |
| 4276 |
void *opaque;
|
| 4277 |
LIST_ENTRY (vm_change_state_entry) entries; |
| 4278 |
}; |
| 4279 |
|
| 4280 |
static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
|
| 4281 |
|
| 4282 |
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, |
| 4283 |
void *opaque)
|
| 4284 |
{
|
| 4285 |
VMChangeStateEntry *e; |
| 4286 |
|
| 4287 |
e = qemu_mallocz(sizeof (*e));
|
| 4288 |
if (!e)
|
| 4289 |
return NULL; |
| 4290 |
|
| 4291 |
e->cb = cb; |
| 4292 |
e->opaque = opaque; |
| 4293 |
LIST_INSERT_HEAD(&vm_change_state_head, e, entries); |
| 4294 |
return e;
|
| 4295 |
} |
| 4296 |
|
| 4297 |
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
|
| 4298 |
{
|
| 4299 |
LIST_REMOVE (e, entries); |
| 4300 |
qemu_free (e); |
| 4301 |
} |
| 4302 |
|
| 4303 |
static void vm_state_notify(int running) |
| 4304 |
{
|
| 4305 |
VMChangeStateEntry *e; |
| 4306 |
|
| 4307 |
for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
|
| 4308 |
e->cb(e->opaque, running); |
| 4309 |
} |
| 4310 |
} |
| 4311 |
|
| 4312 |
/* XXX: support several handlers */
|
| 4313 |
static VMStopHandler *vm_stop_cb;
|
| 4314 |
static void *vm_stop_opaque; |
| 4315 |
|
| 4316 |
int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) |
| 4317 |
{
|
| 4318 |
vm_stop_cb = cb; |
| 4319 |
vm_stop_opaque = opaque; |
| 4320 |
return 0; |
| 4321 |
} |
| 4322 |
|
| 4323 |
void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) |
| 4324 |
{
|
| 4325 |
vm_stop_cb = NULL;
|
| 4326 |
} |
| 4327 |
|
| 4328 |
void vm_start(void) |
| 4329 |
{
|
| 4330 |
if (!vm_running) {
|
| 4331 |
cpu_enable_ticks(); |
| 4332 |
vm_running = 1;
|
| 4333 |
vm_state_notify(1);
|
| 4334 |
} |
| 4335 |
} |
| 4336 |
|
| 4337 |
void vm_stop(int reason) |
| 4338 |
{
|
| 4339 |
if (vm_running) {
|
| 4340 |
cpu_disable_ticks(); |
| 4341 |
vm_running = 0;
|
| 4342 |
if (reason != 0) { |
| 4343 |
if (vm_stop_cb) {
|
| 4344 |
vm_stop_cb(vm_stop_opaque, reason); |
| 4345 |
} |
| 4346 |
} |
| 4347 |
vm_state_notify(0);
|
| 4348 |
} |
| 4349 |
} |
| 4350 |
|
| 4351 |
/* reset/shutdown handler */
|
| 4352 |
|
| 4353 |
typedef struct QEMUResetEntry { |
| 4354 |
QEMUResetHandler *func; |
| 4355 |
void *opaque;
|
| 4356 |
struct QEMUResetEntry *next;
|
| 4357 |
} QEMUResetEntry; |
| 4358 |
|
| 4359 |
static QEMUResetEntry *first_reset_entry;
|
| 4360 |
static int reset_requested; |
| 4361 |
static int shutdown_requested; |
| 4362 |
static int powerdown_requested; |
| 4363 |
|
| 4364 |
void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
| 4365 |
{
|
| 4366 |
QEMUResetEntry **pre, *re; |
| 4367 |
|
| 4368 |
pre = &first_reset_entry; |
| 4369 |
while (*pre != NULL) |
| 4370 |
pre = &(*pre)->next; |
| 4371 |
re = qemu_mallocz(sizeof(QEMUResetEntry));
|
| 4372 |
re->func = func; |
| 4373 |
re->opaque = opaque; |
| 4374 |
re->next = NULL;
|
| 4375 |
*pre = re; |
| 4376 |
} |
| 4377 |
|
| 4378 |
void qemu_system_reset(void) |
| 4379 |
{
|
| 4380 |
QEMUResetEntry *re; |
| 4381 |
|
| 4382 |
/* reset all devices */
|
| 4383 |
for(re = first_reset_entry; re != NULL; re = re->next) { |
| 4384 |
re->func(re->opaque); |
| 4385 |
} |
| 4386 |
} |
| 4387 |
|
| 4388 |
void qemu_system_reset_request(void) |
| 4389 |
{
|
| 4390 |
reset_requested = 1;
|
| 4391 |
if (cpu_single_env)
|
| 4392 |
cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); |
| 4393 |
} |
| 4394 |
|
| 4395 |
void qemu_system_shutdown_request(void) |
| 4396 |
{
|
| 4397 |
shutdown_requested = 1;
|
| 4398 |
if (cpu_single_env)
|
| 4399 |
cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); |
| 4400 |
} |
| 4401 |
|
| 4402 |
void qemu_system_powerdown_request(void) |
| 4403 |
{
|
| 4404 |
powerdown_requested = 1;
|
| 4405 |
if (cpu_single_env)
|
| 4406 |
cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); |
| 4407 |
} |
| 4408 |
|
| 4409 |
void main_loop_wait(int timeout) |
| 4410 |
{
|
| 4411 |
IOHandlerRecord *ioh, *ioh_next; |
| 4412 |
fd_set rfds, wfds, xfds; |
| 4413 |
int ret, nfds;
|
| 4414 |
struct timeval tv;
|
| 4415 |
PollingEntry *pe; |
| 4416 |
|
| 4417 |
|
| 4418 |
/* XXX: need to suppress polling by better using win32 events */
|
| 4419 |
ret = 0;
|
| 4420 |
for(pe = first_polling_entry; pe != NULL; pe = pe->next) { |
| 4421 |
ret |= pe->func(pe->opaque); |
| 4422 |
} |
| 4423 |
#ifdef _WIN32
|
| 4424 |
if (ret == 0 && timeout > 0) { |
| 4425 |
int err;
|
| 4426 |
HANDLE hEvents[1];
|
| 4427 |
|
| 4428 |
hEvents[0] = host_alarm;
|
| 4429 |
ret = WaitForMultipleObjects(1, hEvents, FALSE, timeout);
|
| 4430 |
switch(ret) {
|
| 4431 |
case WAIT_OBJECT_0 + 0: |
| 4432 |
break;
|
| 4433 |
case WAIT_TIMEOUT:
|
| 4434 |
break;
|
| 4435 |
default:
|
| 4436 |
err = GetLastError(); |
| 4437 |
fprintf(stderr, "Wait error %d %d\n", ret, err);
|
| 4438 |
break;
|
| 4439 |
} |
| 4440 |
} |
| 4441 |
#endif
|
| 4442 |
/* poll any events */
|
| 4443 |
/* XXX: separate device handlers from system ones */
|
| 4444 |
nfds = -1;
|
| 4445 |
FD_ZERO(&rfds); |
| 4446 |
FD_ZERO(&wfds); |
| 4447 |
FD_ZERO(&xfds); |
| 4448 |
for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
| 4449 |
if (ioh->fd_read &&
|
| 4450 |
(!ioh->fd_read_poll || |
| 4451 |
ioh->fd_read_poll(ioh->opaque) != 0)) {
|
| 4452 |
FD_SET(ioh->fd, &rfds); |
| 4453 |
if (ioh->fd > nfds)
|
| 4454 |
nfds = ioh->fd; |
| 4455 |
} |
| 4456 |
if (ioh->fd_write) {
|
| 4457 |
FD_SET(ioh->fd, &wfds); |
| 4458 |
if (ioh->fd > nfds)
|
| 4459 |
nfds = ioh->fd; |
| 4460 |
} |
| 4461 |
} |
| 4462 |
|
| 4463 |
tv.tv_sec = 0;
|
| 4464 |
#ifdef _WIN32
|
| 4465 |
tv.tv_usec = 0;
|
| 4466 |
#else
|
| 4467 |
tv.tv_usec = timeout * 1000;
|
| 4468 |
#endif
|
| 4469 |
#if defined(CONFIG_SLIRP)
|
| 4470 |
if (slirp_inited) {
|
| 4471 |
slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
| 4472 |
} |
| 4473 |
#endif
|
| 4474 |
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
|
| 4475 |
if (ret > 0) { |
| 4476 |
/* XXX: better handling of removal */
|
| 4477 |
for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { |
| 4478 |
ioh_next = ioh->next; |
| 4479 |
if (FD_ISSET(ioh->fd, &rfds)) {
|
| 4480 |
ioh->fd_read(ioh->opaque); |
| 4481 |
} |
| 4482 |
if (FD_ISSET(ioh->fd, &wfds)) {
|
| 4483 |
ioh->fd_write(ioh->opaque); |
| 4484 |
} |
| 4485 |
} |
| 4486 |
} |
| 4487 |
#if defined(CONFIG_SLIRP)
|
| 4488 |
if (slirp_inited) {
|
| 4489 |
if (ret < 0) { |
| 4490 |
FD_ZERO(&rfds); |
| 4491 |
FD_ZERO(&wfds); |
| 4492 |
FD_ZERO(&xfds); |
| 4493 |
} |
| 4494 |
slirp_select_poll(&rfds, &wfds, &xfds); |
| 4495 |
} |
| 4496 |
#endif
|
| 4497 |
#ifdef _WIN32
|
| 4498 |
tap_win32_poll(); |
| 4499 |
#endif
|
| 4500 |
|
| 4501 |
if (vm_running) {
|
| 4502 |
qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], |
| 4503 |
qemu_get_clock(vm_clock)); |
| 4504 |
/* run dma transfers, if any */
|
| 4505 |
DMA_run(); |
| 4506 |
} |
| 4507 |
|
| 4508 |
/* real time timers */
|
| 4509 |
qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], |
| 4510 |
qemu_get_clock(rt_clock)); |
| 4511 |
} |
| 4512 |
|
| 4513 |
static CPUState *cur_cpu;
|
| 4514 |
|
| 4515 |
int main_loop(void) |
| 4516 |
{
|
| 4517 |
int ret, timeout;
|
| 4518 |
#ifdef CONFIG_PROFILER
|
| 4519 |
int64_t ti; |
| 4520 |
#endif
|
| 4521 |
CPUState *env; |
| 4522 |
|
| 4523 |
cur_cpu = first_cpu; |
| 4524 |
for(;;) {
|
| 4525 |
if (vm_running) {
|
| 4526 |
|
| 4527 |
env = cur_cpu; |
| 4528 |
for(;;) {
|
| 4529 |
/* get next cpu */
|
| 4530 |
env = env->next_cpu; |
| 4531 |
if (!env)
|
| 4532 |
env = first_cpu; |
| 4533 |
#ifdef CONFIG_PROFILER
|
| 4534 |
ti = profile_getclock(); |
| 4535 |
#endif
|
| 4536 |
ret = cpu_exec(env); |
| 4537 |
#ifdef CONFIG_PROFILER
|
| 4538 |
qemu_time += profile_getclock() - ti; |
| 4539 |
#endif
|
| 4540 |
if (ret != EXCP_HALTED)
|
| 4541 |
break;
|
| 4542 |
/* all CPUs are halted ? */
|
| 4543 |
if (env == cur_cpu) {
|
| 4544 |
ret = EXCP_HLT; |
| 4545 |
break;
|
| 4546 |
} |
| 4547 |
} |
| 4548 |
cur_cpu = env; |
| 4549 |
|
| 4550 |
if (shutdown_requested) {
|
| 4551 |
ret = EXCP_INTERRUPT; |
| 4552 |
break;
|
| 4553 |
} |
| 4554 |
if (reset_requested) {
|
| 4555 |
reset_requested = 0;
|
| 4556 |
qemu_system_reset(); |
| 4557 |
ret = EXCP_INTERRUPT; |
| 4558 |
} |
| 4559 |
if (powerdown_requested) {
|
| 4560 |
powerdown_requested = 0;
|
| 4561 |
qemu_system_powerdown(); |
| 4562 |
ret = EXCP_INTERRUPT; |
| 4563 |
} |
| 4564 |
if (ret == EXCP_DEBUG) {
|
| 4565 |
vm_stop(EXCP_DEBUG); |
| 4566 |
} |
| 4567 |
/* if hlt instruction, we wait until the next IRQ */
|
| 4568 |
/* XXX: use timeout computed from timers */
|
| 4569 |
if (ret == EXCP_HLT)
|
| 4570 |
timeout = 10;
|
| 4571 |
else
|
| 4572 |
timeout = 0;
|
| 4573 |
} else {
|
| 4574 |
timeout = 10;
|
| 4575 |
} |
| 4576 |
#ifdef CONFIG_PROFILER
|
| 4577 |
ti = profile_getclock(); |
| 4578 |
#endif
|
| 4579 |
main_loop_wait(timeout); |
| 4580 |
#ifdef CONFIG_PROFILER
|
| 4581 |
dev_time += profile_getclock() - ti; |
| 4582 |
#endif
|
| 4583 |
} |
| 4584 |
cpu_disable_ticks(); |
| 4585 |
return ret;
|
| 4586 |
} |
| 4587 |
|
| 4588 |
void help(void) |
| 4589 |
{
|
| 4590 |
printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n" |
| 4591 |
"usage: %s [options] [disk_image]\n"
|
| 4592 |
"\n"
|
| 4593 |
"'disk_image' is a raw hard image image for IDE hard disk 0\n"
|
| 4594 |
"\n"
|
| 4595 |
"Standard options:\n"
|
| 4596 |
"-M machine select emulated machine (-M ? for list)\n"
|
| 4597 |
"-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
|
| 4598 |
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
|
| 4599 |
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
|
| 4600 |
"-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
|
| 4601 |
"-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
|
| 4602 |
"-snapshot write to temporary files instead of disk image files\n"
|
| 4603 |
"-m megs set virtual RAM size to megs MB [default=%d]\n"
|
| 4604 |
"-smp n set the number of CPUs to 'n' [default=1]\n"
|
| 4605 |
"-nographic disable graphical output and redirect serial I/Os to console\n"
|
| 4606 |
#ifndef _WIN32
|
| 4607 |
"-k language use keyboard layout (for example \"fr\" for French)\n"
|
| 4608 |
#endif
|
| 4609 |
#ifdef HAS_AUDIO
|
| 4610 |
"-audio-help print list of audio drivers and their options\n"
|
| 4611 |
"-soundhw c1,... enable audio support\n"
|
| 4612 |
" and only specified sound cards (comma separated list)\n"
|
| 4613 |
" use -soundhw ? to get the list of supported cards\n"
|
| 4614 |
" use -soundhw all to enable all of them\n"
|
| 4615 |
#endif
|
| 4616 |
"-localtime set the real time clock to local time [default=utc]\n"
|
| 4617 |
"-full-screen start in full screen\n"
|
| 4618 |
#ifdef TARGET_I386
|
| 4619 |
"-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
|
| 4620 |
#endif
|
| 4621 |
"-usb enable the USB driver (will be the default soon)\n"
|
| 4622 |
"-usbdevice name add the host or guest USB device 'name'\n"
|
| 4623 |
#if defined(TARGET_PPC) || defined(TARGET_SPARC)
|
| 4624 |
"-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
|
| 4625 |
#endif
|
| 4626 |
"\n"
|
| 4627 |
"Network options:\n"
|
| 4628 |
"-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
|
| 4629 |
" create a new Network Interface Card and connect it to VLAN 'n'\n"
|
| 4630 |
#ifdef CONFIG_SLIRP
|
| 4631 |
"-net user[,vlan=n][,hostname=host]\n"
|
| 4632 |
" connect the user mode network stack to VLAN 'n' and send\n"
|
| 4633 |
" hostname 'host' to DHCP clients\n"
|
| 4634 |
#endif
|
| 4635 |
#ifdef _WIN32
|
| 4636 |
"-net tap[,vlan=n],ifname=name\n"
|
| 4637 |
" connect the host TAP network interface to VLAN 'n'\n"
|
| 4638 |
#else
|
| 4639 |
"-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
|
| 4640 |
" connect the host TAP network interface to VLAN 'n' and use\n"
|
| 4641 |
" the network script 'file' (default=%s);\n"
|
| 4642 |
" use 'fd=h' to connect to an already opened TAP interface\n"
|
| 4643 |
#endif
|
| 4644 |
"-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
|
| 4645 |
" connect the vlan 'n' to another VLAN using a socket connection\n"
|
| 4646 |
"-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
|
| 4647 |
" connect the vlan 'n' to multicast maddr and port\n"
|
| 4648 |
"-net none use it alone to have zero network devices; if no -net option\n"
|
| 4649 |
" is provided, the default is '-net nic -net user'\n"
|
| 4650 |
"\n"
|
| 4651 |
#ifdef CONFIG_SLIRP
|
| 4652 |
"-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
|
| 4653 |
#ifndef _WIN32
|
| 4654 |
"-smb dir allow SMB access to files in 'dir' [-net user]\n"
|
| 4655 |
#endif
|
| 4656 |
"-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
|
| 4657 |
" redirect TCP or UDP connections from host to guest [-net user]\n"
|
| 4658 |
#endif
|
| 4659 |
"\n"
|
| 4660 |
"Linux boot specific:\n"
|
| 4661 |
"-kernel bzImage use 'bzImage' as kernel image\n"
|
| 4662 |
"-append cmdline use 'cmdline' as kernel command line\n"
|
| 4663 |
"-initrd file use 'file' as initial ram disk\n"
|
| 4664 |
"\n"
|
| 4665 |
"Debug/Expert options:\n"
|
| 4666 |
"-monitor dev redirect the monitor to char device 'dev'\n"
|
| 4667 |
"-serial dev redirect the serial port to char device 'dev'\n"
|
| 4668 |
"-parallel dev redirect the parallel port to char device 'dev'\n"
|
| 4669 |
"-pidfile file Write PID to 'file'\n"
|
| 4670 |
"-S freeze CPU at startup (use 'c' to start execution)\n"
|
| 4671 |
"-s wait gdb connection to port %d\n"
|
| 4672 |
"-p port change gdb connection port\n"
|
| 4673 |
"-d item1,... output log to %s (use -d ? for a list of log items)\n"
|
| 4674 |
"-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
|
| 4675 |
" translation (t=none or lba) (usually qemu can guess them)\n"
|
| 4676 |
"-L path set the directory for the BIOS and VGA BIOS\n"
|
| 4677 |
#ifdef USE_KQEMU
|
| 4678 |
"-no-kqemu disable KQEMU kernel module usage\n"
|
| 4679 |
#endif
|
| 4680 |
#ifdef USE_CODE_COPY
|
| 4681 |
"-no-code-copy disable code copy acceleration\n"
|
| 4682 |
#endif
|
| 4683 |
#ifdef TARGET_I386
|
| 4684 |
"-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
|
| 4685 |
" (default is CL-GD5446 PCI VGA)\n"
|
| 4686 |
#endif
|
| 4687 |
"-loadvm file start right away with a saved state (loadvm in monitor)\n"
|
| 4688 |
"-vnc display start a VNC server on display\n"
|
| 4689 |
"\n"
|
| 4690 |
"During emulation, the following keys are useful:\n"
|
| 4691 |
"ctrl-alt-f toggle full screen\n"
|
| 4692 |
"ctrl-alt-n switch to virtual console 'n'\n"
|
| 4693 |
"ctrl-alt toggle mouse and keyboard grab\n"
|
| 4694 |
"\n"
|
| 4695 |
"When using -nographic, press 'ctrl-a h' to get some help.\n"
|
| 4696 |
, |
| 4697 |
#ifdef CONFIG_SOFTMMU
|
| 4698 |
"qemu",
|
| 4699 |
#else
|
| 4700 |
"qemu-fast",
|
| 4701 |
#endif
|
| 4702 |
DEFAULT_RAM_SIZE, |
| 4703 |
#ifndef _WIN32
|
| 4704 |
DEFAULT_NETWORK_SCRIPT, |
| 4705 |
#endif
|
| 4706 |
DEFAULT_GDBSTUB_PORT, |
| 4707 |
"/tmp/qemu.log");
|
| 4708 |
#ifndef CONFIG_SOFTMMU
|
| 4709 |
printf("\n"
|
| 4710 |
"NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
|
| 4711 |
"work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
|
| 4712 |
"PC emulation.\n");
|
| 4713 |
#endif
|
| 4714 |
exit(1);
|
| 4715 |
} |
| 4716 |
|
| 4717 |
#define HAS_ARG 0x0001 |
| 4718 |
|
| 4719 |
enum {
|
| 4720 |
QEMU_OPTION_h, |
| 4721 |
|
| 4722 |
QEMU_OPTION_M, |
| 4723 |
QEMU_OPTION_fda, |
| 4724 |
QEMU_OPTION_fdb, |
| 4725 |
QEMU_OPTION_hda, |
| 4726 |
QEMU_OPTION_hdb, |
| 4727 |
QEMU_OPTION_hdc, |
| 4728 |
QEMU_OPTION_hdd, |
| 4729 |
QEMU_OPTION_cdrom, |
| 4730 |
QEMU_OPTION_boot, |
| 4731 |
QEMU_OPTION_snapshot, |
| 4732 |
QEMU_OPTION_m, |
| 4733 |
QEMU_OPTION_nographic, |
| 4734 |
#ifdef HAS_AUDIO
|
| 4735 |
QEMU_OPTION_audio_help, |
| 4736 |
QEMU_OPTION_soundhw, |
| 4737 |
#endif
|
| 4738 |
|
| 4739 |
QEMU_OPTION_net, |
| 4740 |
QEMU_OPTION_tftp, |
| 4741 |
QEMU_OPTION_smb, |
| 4742 |
QEMU_OPTION_redir, |
| 4743 |
|
| 4744 |
QEMU_OPTION_kernel, |
| 4745 |
QEMU_OPTION_append, |
| 4746 |
QEMU_OPTION_initrd, |
| 4747 |
|
| 4748 |
QEMU_OPTION_S, |
| 4749 |
QEMU_OPTION_s, |
| 4750 |
QEMU_OPTION_p, |
| 4751 |
QEMU_OPTION_d, |
| 4752 |
QEMU_OPTION_hdachs, |
| 4753 |
QEMU_OPTION_L, |
| 4754 |
QEMU_OPTION_no_code_copy, |
| 4755 |
QEMU_OPTION_k, |
| 4756 |
QEMU_OPTION_localtime, |
| 4757 |
QEMU_OPTION_cirrusvga, |
| 4758 |
QEMU_OPTION_g, |
| 4759 |
QEMU_OPTION_std_vga, |
| 4760 |
QEMU_OPTION_monitor, |
| 4761 |
QEMU_OPTION_serial, |
| 4762 |
QEMU_OPTION_parallel, |
| 4763 |
QEMU_OPTION_loadvm, |
| 4764 |
QEMU_OPTION_full_screen, |
| 4765 |
QEMU_OPTION_pidfile, |
| 4766 |
QEMU_OPTION_no_kqemu, |
| 4767 |
QEMU_OPTION_kernel_kqemu, |
| 4768 |
QEMU_OPTION_win2k_hack, |
| 4769 |
QEMU_OPTION_usb, |
| 4770 |
QEMU_OPTION_usbdevice, |
| 4771 |
QEMU_OPTION_smp, |
| 4772 |
QEMU_OPTION_vnc, |
| 4773 |
}; |
| 4774 |
|
| 4775 |
typedef struct QEMUOption { |
| 4776 |
const char *name; |
| 4777 |
int flags;
|
| 4778 |
int index;
|
| 4779 |
} QEMUOption; |
| 4780 |
|
| 4781 |
const QEMUOption qemu_options[] = {
|
| 4782 |
{ "h", 0, QEMU_OPTION_h },
|
| 4783 |
|
| 4784 |
{ "M", HAS_ARG, QEMU_OPTION_M },
|
| 4785 |
{ "fda", HAS_ARG, QEMU_OPTION_fda },
|
| 4786 |
{ "fdb", HAS_ARG, QEMU_OPTION_fdb },
|
| 4787 |
{ "hda", HAS_ARG, QEMU_OPTION_hda },
|
| 4788 |
{ "hdb", HAS_ARG, QEMU_OPTION_hdb },
|
| 4789 |
{ "hdc", HAS_ARG, QEMU_OPTION_hdc },
|
| 4790 |
{ "hdd", HAS_ARG, QEMU_OPTION_hdd },
|
| 4791 |
{ "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
|
| 4792 |
{ "boot", HAS_ARG, QEMU_OPTION_boot },
|
| 4793 |
{ "snapshot", 0, QEMU_OPTION_snapshot },
|
| 4794 |
{ "m", HAS_ARG, QEMU_OPTION_m },
|
| 4795 |
{ "nographic", 0, QEMU_OPTION_nographic },
|
| 4796 |
{ "k", HAS_ARG, QEMU_OPTION_k },
|
| 4797 |
#ifdef HAS_AUDIO
|
| 4798 |
{ "audio-help", 0, QEMU_OPTION_audio_help },
|
| 4799 |
{ "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
|
| 4800 |
#endif
|
| 4801 |
|
| 4802 |
{ "net", HAS_ARG, QEMU_OPTION_net},
|
| 4803 |
#ifdef CONFIG_SLIRP
|
| 4804 |
{ "tftp", HAS_ARG, QEMU_OPTION_tftp },
|
| 4805 |
#ifndef _WIN32
|
| 4806 |
{ "smb", HAS_ARG, QEMU_OPTION_smb },
|
| 4807 |
#endif
|
| 4808 |
{ "redir", HAS_ARG, QEMU_OPTION_redir },
|
| 4809 |
#endif
|
| 4810 |
|
| 4811 |
{ "kernel", HAS_ARG, QEMU_OPTION_kernel },
|
| 4812 |
{ "append", HAS_ARG, QEMU_OPTION_append },
|
| 4813 |
{ "initrd", HAS_ARG, QEMU_OPTION_initrd },
|
| 4814 |
|
| 4815 |
{ "S", 0, QEMU_OPTION_S },
|
| 4816 |
{ "s", 0, QEMU_OPTION_s },
|
| 4817 |
{ "p", HAS_ARG, QEMU_OPTION_p },
|
| 4818 |
{ "d", HAS_ARG, QEMU_OPTION_d },
|
| 4819 |
{ "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
|
| 4820 |
{ "L", HAS_ARG, QEMU_OPTION_L },
|
| 4821 |
{ "no-code-copy", 0, QEMU_OPTION_no_code_copy },
|
| 4822 |
#ifdef USE_KQEMU
|
| 4823 |
{ "no-kqemu", 0, QEMU_OPTION_no_kqemu },
|
| 4824 |
{ "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
|
| 4825 |
#endif
|
| 4826 |
#if defined(TARGET_PPC) || defined(TARGET_SPARC)
|
| 4827 |
{ "g", 1, QEMU_OPTION_g },
|
| 4828 |
#endif
|
| 4829 |
{ "localtime", 0, QEMU_OPTION_localtime },
|
| 4830 |
{ "std-vga", 0, QEMU_OPTION_std_vga },
|
| 4831 |
{ "monitor", 1, QEMU_OPTION_monitor },
|
| 4832 |
{ "serial", 1, QEMU_OPTION_serial },
|
| 4833 |
{ "parallel", 1, QEMU_OPTION_parallel },
|
| 4834 |
{ "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
|
| 4835 |
{ "full-screen", 0, QEMU_OPTION_full_screen },
|
| 4836 |
{ "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
|
| 4837 |
{ "win2k-hack", 0, QEMU_OPTION_win2k_hack },
|
| 4838 |
{ "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
|
| 4839 |
{ "smp", HAS_ARG, QEMU_OPTION_smp },
|
| 4840 |
{ "vnc", HAS_ARG, QEMU_OPTION_vnc },
|
| 4841 |
|
| 4842 |
/* temporary options */
|
| 4843 |
{ "usb", 0, QEMU_OPTION_usb },
|
| 4844 |
{ "cirrusvga", 0, QEMU_OPTION_cirrusvga },
|
| 4845 |
{ NULL },
|
| 4846 |
}; |
| 4847 |
|
| 4848 |
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
| 4849 |
|
| 4850 |
/* this stack is only used during signal handling */
|
| 4851 |
#define SIGNAL_STACK_SIZE 32768 |
| 4852 |
|
| 4853 |
static uint8_t *signal_stack;
|
| 4854 |
|
| 4855 |
#endif
|
| 4856 |
|
| 4857 |
/* password input */
|
| 4858 |
|
| 4859 |
static BlockDriverState *get_bdrv(int index) |
| 4860 |
{
|
| 4861 |
BlockDriverState *bs; |
| 4862 |
|
| 4863 |
if (index < 4) { |
| 4864 |
bs = bs_table[index]; |
| 4865 |
} else if (index < 6) { |
| 4866 |
bs = fd_table[index - 4];
|
| 4867 |
} else {
|
| 4868 |
bs = NULL;
|
| 4869 |
} |
| 4870 |
return bs;
|
| 4871 |
} |
| 4872 |
|
| 4873 |
static void read_passwords(void) |
| 4874 |
{
|
| 4875 |
BlockDriverState *bs; |
| 4876 |
int i, j;
|
| 4877 |
char password[256]; |
| 4878 |
|
| 4879 |
for(i = 0; i < 6; i++) { |
| 4880 |
bs = get_bdrv(i); |
| 4881 |
if (bs && bdrv_is_encrypted(bs)) {
|
| 4882 |
term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
|
| 4883 |
for(j = 0; j < 3; j++) { |
| 4884 |
monitor_readline("Password: ",
|
| 4885 |
1, password, sizeof(password)); |
| 4886 |
if (bdrv_set_key(bs, password) == 0) |
| 4887 |
break;
|
| 4888 |
term_printf("invalid password\n");
|
| 4889 |
} |
| 4890 |
} |
| 4891 |
} |
| 4892 |
} |
| 4893 |
|
| 4894 |
/* XXX: currently we cannot use simultaneously different CPUs */
|
| 4895 |
void register_machines(void) |
| 4896 |
{
|
| 4897 |
#if defined(TARGET_I386)
|
| 4898 |
qemu_register_machine(&pc_machine); |
| 4899 |
qemu_register_machine(&isapc_machine); |
| 4900 |
#elif defined(TARGET_PPC)
|
| 4901 |
qemu_register_machine(&heathrow_machine); |
| 4902 |
qemu_register_machine(&core99_machine); |
| 4903 |
qemu_register_machine(&prep_machine); |
| 4904 |
#elif defined(TARGET_MIPS)
|
| 4905 |
qemu_register_machine(&mips_machine); |
| 4906 |
#elif defined(TARGET_SPARC)
|
| 4907 |
#ifdef TARGET_SPARC64
|
| 4908 |
qemu_register_machine(&sun4u_machine); |
| 4909 |
#else
|
| 4910 |
qemu_register_machine(&sun4m_machine); |
| 4911 |
#endif
|
| 4912 |
#elif defined(TARGET_ARM)
|
| 4913 |
qemu_register_machine(&integratorcp926_machine); |
| 4914 |
qemu_register_machine(&integratorcp1026_machine); |
| 4915 |
qemu_register_machine(&versatilepb_machine); |
| 4916 |
qemu_register_machine(&versatileab_machine); |
| 4917 |
#elif defined(TARGET_SH4)
|
| 4918 |
qemu_register_machine(&shix_machine); |
| 4919 |
#else
|
| 4920 |
#error unsupported CPU
|
| 4921 |
#endif
|
| 4922 |
} |
| 4923 |
|
| 4924 |
#ifdef HAS_AUDIO
|
| 4925 |
struct soundhw soundhw[] = {
|
| 4926 |
#ifdef TARGET_I386
|
| 4927 |
{
|
| 4928 |
"pcspk",
|
| 4929 |
"PC speaker",
|
| 4930 |
0,
|
| 4931 |
1,
|
| 4932 |
{ .init_isa = pcspk_audio_init }
|
| 4933 |
}, |
| 4934 |
#endif
|
| 4935 |
{
|
| 4936 |
"sb16",
|
| 4937 |
"Creative Sound Blaster 16",
|
| 4938 |
0,
|
| 4939 |
1,
|
| 4940 |
{ .init_isa = SB16_init }
|
| 4941 |
}, |
| 4942 |
|
| 4943 |
#ifdef CONFIG_ADLIB
|
| 4944 |
{
|
| 4945 |
"adlib",
|
| 4946 |
#ifdef HAS_YMF262
|
| 4947 |
"Yamaha YMF262 (OPL3)",
|
| 4948 |
#else
|
| 4949 |
"Yamaha YM3812 (OPL2)",
|
| 4950 |
#endif
|
| 4951 |
0,
|
| 4952 |
1,
|
| 4953 |
{ .init_isa = Adlib_init }
|
| 4954 |
}, |
| 4955 |
#endif
|
| 4956 |
|
| 4957 |
#ifdef CONFIG_GUS
|
| 4958 |
{
|
| 4959 |
"gus",
|
| 4960 |
"Gravis Ultrasound GF1",
|
| 4961 |
0,
|
| 4962 |
1,
|
| 4963 |
{ .init_isa = GUS_init }
|
| 4964 |
}, |
| 4965 |
#endif
|
| 4966 |
|
| 4967 |
{
|
| 4968 |
"es1370",
|
| 4969 |
"ENSONIQ AudioPCI ES1370",
|
| 4970 |
0,
|
| 4971 |
0,
|
| 4972 |
{ .init_pci = es1370_init }
|
| 4973 |
}, |
| 4974 |
|
| 4975 |
{ NULL, NULL, 0, 0, { NULL } }
|
| 4976 |
}; |
| 4977 |
|
| 4978 |
static void select_soundhw (const char *optarg) |
| 4979 |
{
|
| 4980 |
struct soundhw *c;
|
| 4981 |
|
| 4982 |
if (*optarg == '?') { |
| 4983 |
show_valid_cards:
|
| 4984 |
|
| 4985 |
printf ("Valid sound card names (comma separated):\n");
|
| 4986 |
for (c = soundhw; c->name; ++c) {
|
| 4987 |
printf ("%-11s %s\n", c->name, c->descr);
|
| 4988 |
} |
| 4989 |
printf ("\n-soundhw all will enable all of the above\n");
|
| 4990 |
exit (*optarg != '?');
|
| 4991 |
} |
| 4992 |
else {
|
| 4993 |
size_t l; |
| 4994 |
const char *p; |
| 4995 |
char *e;
|
| 4996 |
int bad_card = 0; |
| 4997 |
|
| 4998 |
if (!strcmp (optarg, "all")) { |
| 4999 |
for (c = soundhw; c->name; ++c) {
|
| 5000 |
c->enabled = 1;
|
| 5001 |
} |
| 5002 |
return;
|
| 5003 |
} |
| 5004 |
|
| 5005 |
p = optarg; |
| 5006 |
while (*p) {
|
| 5007 |
e = strchr (p, ',');
|
| 5008 |
l = !e ? strlen (p) : (size_t) (e - p); |
| 5009 |
|
| 5010 |
for (c = soundhw; c->name; ++c) {
|
| 5011 |
if (!strncmp (c->name, p, l)) {
|
| 5012 |
c->enabled = 1;
|
| 5013 |
break;
|
| 5014 |
} |
| 5015 |
} |
| 5016 |
|
| 5017 |
if (!c->name) {
|
| 5018 |
if (l > 80) { |
| 5019 |
fprintf (stderr, |
| 5020 |
"Unknown sound card name (too big to show)\n");
|
| 5021 |
} |
| 5022 |
else {
|
| 5023 |
fprintf (stderr, "Unknown sound card name `%.*s'\n",
|
| 5024 |
(int) l, p);
|
| 5025 |
} |
| 5026 |
bad_card = 1;
|
| 5027 |
} |
| 5028 |
p += l + (e != NULL);
|
| 5029 |
} |
| 5030 |
|
| 5031 |
if (bad_card)
|
| 5032 |
goto show_valid_cards;
|
| 5033 |
} |
| 5034 |
} |
| 5035 |
#endif
|
| 5036 |
|
| 5037 |
#define MAX_NET_CLIENTS 32 |
| 5038 |
|
| 5039 |
int main(int argc, char **argv) |
| 5040 |
{
|
| 5041 |
#ifdef CONFIG_GDBSTUB
|
| 5042 |
int use_gdbstub, gdbstub_port;
|
| 5043 |
#endif
|
| 5044 |
int i, cdrom_index;
|
| 5045 |
int snapshot, linux_boot;
|
| 5046 |
const char *initrd_filename; |
| 5047 |
const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
| 5048 |
const char *kernel_filename, *kernel_cmdline; |
| 5049 |
DisplayState *ds = &display_state; |
| 5050 |
int cyls, heads, secs, translation;
|
| 5051 |
int start_emulation = 1; |
| 5052 |
char net_clients[MAX_NET_CLIENTS][256]; |
| 5053 |
int nb_net_clients;
|
| 5054 |
int optind;
|
| 5055 |
const char *r, *optarg; |
| 5056 |
CharDriverState *monitor_hd; |
| 5057 |
char monitor_device[128]; |
| 5058 |
char serial_devices[MAX_SERIAL_PORTS][128]; |
| 5059 |
int serial_device_index;
|
| 5060 |
char parallel_devices[MAX_PARALLEL_PORTS][128]; |
| 5061 |
int parallel_device_index;
|
| 5062 |
const char *loadvm = NULL; |
| 5063 |
QEMUMachine *machine; |
| 5064 |
char usb_devices[MAX_VM_USB_PORTS][128]; |
| 5065 |
int usb_devices_index;
|
| 5066 |
|
| 5067 |
LIST_INIT (&vm_change_state_head); |
| 5068 |
#if !defined(CONFIG_SOFTMMU)
|
| 5069 |
/* we never want that malloc() uses mmap() */
|
| 5070 |
mallopt(M_MMAP_THRESHOLD, 4096 * 1024); |
| 5071 |
#endif
|
| 5072 |
register_machines(); |
| 5073 |
machine = first_machine; |
| 5074 |
initrd_filename = NULL;
|
| 5075 |
for(i = 0; i < MAX_FD; i++) |
| 5076 |
fd_filename[i] = NULL;
|
| 5077 |
for(i = 0; i < MAX_DISKS; i++) |
| 5078 |
hd_filename[i] = NULL;
|
| 5079 |
ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
| 5080 |
vga_ram_size = VGA_RAM_SIZE; |
| 5081 |
bios_size = BIOS_SIZE; |
| 5082 |
#ifdef CONFIG_GDBSTUB
|
| 5083 |
use_gdbstub = 0;
|
| 5084 |
gdbstub_port = DEFAULT_GDBSTUB_PORT; |
| 5085 |
#endif
|
| 5086 |
snapshot = 0;
|
| 5087 |
nographic = 0;
|
| 5088 |
kernel_filename = NULL;
|
| 5089 |
kernel_cmdline = "";
|
| 5090 |
#ifdef TARGET_PPC
|
| 5091 |
cdrom_index = 1;
|
| 5092 |
#else
|
| 5093 |
cdrom_index = 2;
|
| 5094 |
#endif
|
| 5095 |
cyls = heads = secs = 0;
|
| 5096 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
| 5097 |
pstrcpy(monitor_device, sizeof(monitor_device), "vc"); |
| 5098 |
|
| 5099 |
pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); |
| 5100 |
for(i = 1; i < MAX_SERIAL_PORTS; i++) |
| 5101 |
serial_devices[i][0] = '\0'; |
| 5102 |
serial_device_index = 0;
|
| 5103 |
|
| 5104 |
pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc"); |
| 5105 |
for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
| 5106 |
parallel_devices[i][0] = '\0'; |
| 5107 |
parallel_device_index = 0;
|
| 5108 |
|
| 5109 |
usb_devices_index = 0;
|
| 5110 |
|
| 5111 |
nb_net_clients = 0;
|
| 5112 |
|
| 5113 |
nb_nics = 0;
|
| 5114 |
/* default mac address of the first network interface */
|
| 5115 |
|
| 5116 |
optind = 1;
|
| 5117 |
for(;;) {
|
| 5118 |
if (optind >= argc)
|
| 5119 |
break;
|
| 5120 |
r = argv[optind]; |
| 5121 |
if (r[0] != '-') { |
| 5122 |
hd_filename[0] = argv[optind++];
|
| 5123 |
} else {
|
| 5124 |
const QEMUOption *popt;
|
| 5125 |
|
| 5126 |
optind++; |
| 5127 |
popt = qemu_options; |
| 5128 |
for(;;) {
|
| 5129 |
if (!popt->name) {
|
| 5130 |
fprintf(stderr, "%s: invalid option -- '%s'\n",
|
| 5131 |
argv[0], r);
|
| 5132 |
exit(1);
|
| 5133 |
} |
| 5134 |
if (!strcmp(popt->name, r + 1)) |
| 5135 |
break;
|
| 5136 |
popt++; |
| 5137 |
} |
| 5138 |
if (popt->flags & HAS_ARG) {
|
| 5139 |
if (optind >= argc) {
|
| 5140 |
fprintf(stderr, "%s: option '%s' requires an argument\n",
|
| 5141 |
argv[0], r);
|
| 5142 |
exit(1);
|
| 5143 |
} |
| 5144 |
optarg = argv[optind++]; |
| 5145 |
} else {
|
| 5146 |
optarg = NULL;
|
| 5147 |
} |
| 5148 |
|
| 5149 |
switch(popt->index) {
|
| 5150 |
case QEMU_OPTION_M:
|
| 5151 |
machine = find_machine(optarg); |
| 5152 |
if (!machine) {
|
| 5153 |
QEMUMachine *m; |
| 5154 |
printf("Supported machines are:\n");
|
| 5155 |
for(m = first_machine; m != NULL; m = m->next) { |
| 5156 |
printf("%-10s %s%s\n",
|
| 5157 |
m->name, m->desc, |
| 5158 |
m == first_machine ? " (default)" : ""); |
| 5159 |
} |
| 5160 |
exit(1);
|
| 5161 |
} |
| 5162 |
break;
|
| 5163 |
case QEMU_OPTION_initrd:
|
| 5164 |
initrd_filename = optarg; |
| 5165 |
break;
|
| 5166 |
case QEMU_OPTION_hda:
|
| 5167 |
case QEMU_OPTION_hdb:
|
| 5168 |
case QEMU_OPTION_hdc:
|
| 5169 |
case QEMU_OPTION_hdd:
|
| 5170 |
{
|
| 5171 |
int hd_index;
|
| 5172 |
hd_index = popt->index - QEMU_OPTION_hda; |
| 5173 |
hd_filename[hd_index] = optarg; |
| 5174 |
if (hd_index == cdrom_index)
|
| 5175 |
cdrom_index = -1;
|
| 5176 |
} |
| 5177 |
break;
|
| 5178 |
case QEMU_OPTION_snapshot:
|
| 5179 |
snapshot = 1;
|
| 5180 |
break;
|
| 5181 |
case QEMU_OPTION_hdachs:
|
| 5182 |
{
|
| 5183 |
const char *p; |
| 5184 |
p = optarg; |
| 5185 |
cyls = strtol(p, (char **)&p, 0); |
| 5186 |
if (cyls < 1 || cyls > 16383) |
| 5187 |
goto chs_fail;
|
| 5188 |
if (*p != ',') |
| 5189 |
goto chs_fail;
|
| 5190 |
p++; |
| 5191 |
heads = strtol(p, (char **)&p, 0); |
| 5192 |
if (heads < 1 || heads > 16) |
| 5193 |
goto chs_fail;
|
| 5194 |
if (*p != ',') |
| 5195 |
goto chs_fail;
|
| 5196 |
p++; |
| 5197 |
secs = strtol(p, (char **)&p, 0); |
| 5198 |
if (secs < 1 || secs > 63) |
| 5199 |
goto chs_fail;
|
| 5200 |
if (*p == ',') { |
| 5201 |
p++; |
| 5202 |
if (!strcmp(p, "none")) |
| 5203 |
translation = BIOS_ATA_TRANSLATION_NONE; |
| 5204 |
else if (!strcmp(p, "lba")) |
| 5205 |
translation = BIOS_ATA_TRANSLATION_LBA; |
| 5206 |
else if (!strcmp(p, "auto")) |
| 5207 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
| 5208 |
else
|
| 5209 |
goto chs_fail;
|
| 5210 |
} else if (*p != '\0') { |
| 5211 |
chs_fail:
|
| 5212 |
fprintf(stderr, "qemu: invalid physical CHS format\n");
|
| 5213 |
exit(1);
|
| 5214 |
} |
| 5215 |
} |
| 5216 |
break;
|
| 5217 |
case QEMU_OPTION_nographic:
|
| 5218 |
pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); |
| 5219 |
pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); |
| 5220 |
nographic = 1;
|
| 5221 |
break;
|
| 5222 |
case QEMU_OPTION_kernel:
|
| 5223 |
kernel_filename = optarg; |
| 5224 |
break;
|
| 5225 |
case QEMU_OPTION_append:
|
| 5226 |
kernel_cmdline = optarg; |
| 5227 |
break;
|
| 5228 |
case QEMU_OPTION_cdrom:
|
| 5229 |
if (cdrom_index >= 0) { |
| 5230 |
hd_filename[cdrom_index] = optarg; |
| 5231 |
} |
| 5232 |
break;
|
| 5233 |
case QEMU_OPTION_boot:
|
| 5234 |
boot_device = optarg[0];
|
| 5235 |
if (boot_device != 'a' && |
| 5236 |
#ifdef TARGET_SPARC
|
| 5237 |
// Network boot
|
| 5238 |
boot_device != 'n' &&
|
| 5239 |
#endif
|
| 5240 |
boot_device != 'c' && boot_device != 'd') { |
| 5241 |
fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
|
| 5242 |
exit(1);
|
| 5243 |
} |
| 5244 |
break;
|
| 5245 |
case QEMU_OPTION_fda:
|
| 5246 |
fd_filename[0] = optarg;
|
| 5247 |
break;
|
| 5248 |
case QEMU_OPTION_fdb:
|
| 5249 |
fd_filename[1] = optarg;
|
| 5250 |
break;
|
| 5251 |
case QEMU_OPTION_no_code_copy:
|
| 5252 |
code_copy_enabled = 0;
|
| 5253 |
break;
|
| 5254 |
case QEMU_OPTION_net:
|
| 5255 |
if (nb_net_clients >= MAX_NET_CLIENTS) {
|
| 5256 |
fprintf(stderr, "qemu: too many network clients\n");
|
| 5257 |
exit(1);
|
| 5258 |
} |
| 5259 |
pstrcpy(net_clients[nb_net_clients], |
| 5260 |
sizeof(net_clients[0]), |
| 5261 |
optarg); |
| 5262 |
nb_net_clients++; |
| 5263 |
break;
|
| 5264 |
#ifdef CONFIG_SLIRP
|
| 5265 |
case QEMU_OPTION_tftp:
|
| 5266 |
tftp_prefix = optarg; |
| 5267 |
break;
|
| 5268 |
#ifndef _WIN32
|
| 5269 |
case QEMU_OPTION_smb:
|
| 5270 |
net_slirp_smb(optarg); |
| 5271 |
break;
|
| 5272 |
#endif
|
| 5273 |
case QEMU_OPTION_redir:
|
| 5274 |
net_slirp_redir(optarg); |
| 5275 |
break;
|
| 5276 |
#endif
|
| 5277 |
#ifdef HAS_AUDIO
|
| 5278 |
case QEMU_OPTION_audio_help:
|
| 5279 |
AUD_help (); |
| 5280 |
exit (0);
|
| 5281 |
break;
|
| 5282 |
case QEMU_OPTION_soundhw:
|
| 5283 |
select_soundhw (optarg); |
| 5284 |
break;
|
| 5285 |
#endif
|
| 5286 |
case QEMU_OPTION_h:
|
| 5287 |
help(); |
| 5288 |
break;
|
| 5289 |
case QEMU_OPTION_m:
|
| 5290 |
ram_size = atoi(optarg) * 1024 * 1024; |
| 5291 |
if (ram_size <= 0) |
| 5292 |
help(); |
| 5293 |
if (ram_size > PHYS_RAM_MAX_SIZE) {
|
| 5294 |
fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
|
| 5295 |
PHYS_RAM_MAX_SIZE / (1024 * 1024)); |
| 5296 |
exit(1);
|
| 5297 |
} |
| 5298 |
break;
|
| 5299 |
case QEMU_OPTION_d:
|
| 5300 |
{
|
| 5301 |
int mask;
|
| 5302 |
CPULogItem *item; |
| 5303 |
|
| 5304 |
mask = cpu_str_to_log_mask(optarg); |
| 5305 |
if (!mask) {
|
| 5306 |
printf("Log items (comma separated):\n");
|
| 5307 |
for(item = cpu_log_items; item->mask != 0; item++) { |
| 5308 |
printf("%-10s %s\n", item->name, item->help);
|
| 5309 |
} |
| 5310 |
exit(1);
|
| 5311 |
} |
| 5312 |
cpu_set_log(mask); |
| 5313 |
} |
| 5314 |
break;
|
| 5315 |
#ifdef CONFIG_GDBSTUB
|
| 5316 |
case QEMU_OPTION_s:
|
| 5317 |
use_gdbstub = 1;
|
| 5318 |
break;
|
| 5319 |
case QEMU_OPTION_p:
|
| 5320 |
gdbstub_port = atoi(optarg); |
| 5321 |
break;
|
| 5322 |
#endif
|
| 5323 |
case QEMU_OPTION_L:
|
| 5324 |
bios_dir = optarg; |
| 5325 |
break;
|
| 5326 |
case QEMU_OPTION_S:
|
| 5327 |
start_emulation = 0;
|
| 5328 |
break;
|
| 5329 |
case QEMU_OPTION_k:
|
| 5330 |
keyboard_layout = optarg; |
| 5331 |
break;
|
| 5332 |
case QEMU_OPTION_localtime:
|
| 5333 |
rtc_utc = 0;
|
| 5334 |
break;
|
| 5335 |
case QEMU_OPTION_cirrusvga:
|
| 5336 |
cirrus_vga_enabled = 1;
|
| 5337 |
break;
|
| 5338 |
case QEMU_OPTION_std_vga:
|
| 5339 |
cirrus_vga_enabled = 0;
|
| 5340 |
break;
|
| 5341 |
case QEMU_OPTION_g:
|
| 5342 |
{
|
| 5343 |
const char *p; |
| 5344 |
int w, h, depth;
|
| 5345 |
p = optarg; |
| 5346 |
w = strtol(p, (char **)&p, 10); |
| 5347 |
if (w <= 0) { |
| 5348 |
graphic_error:
|
| 5349 |
fprintf(stderr, "qemu: invalid resolution or depth\n");
|
| 5350 |
exit(1);
|
| 5351 |
} |
| 5352 |
if (*p != 'x') |
| 5353 |
goto graphic_error;
|
| 5354 |
p++; |
| 5355 |
h = strtol(p, (char **)&p, 10); |
| 5356 |
if (h <= 0) |
| 5357 |
goto graphic_error;
|
| 5358 |
if (*p == 'x') { |
| 5359 |
p++; |
| 5360 |
depth = strtol(p, (char **)&p, 10); |
| 5361 |
if (depth != 8 && depth != 15 && depth != 16 && |
| 5362 |
depth != 24 && depth != 32) |
| 5363 |
goto graphic_error;
|
| 5364 |
} else if (*p == '\0') { |
| 5365 |
depth = graphic_depth; |
| 5366 |
} else {
|
| 5367 |
goto graphic_error;
|
| 5368 |
} |
| 5369 |
|
| 5370 |
graphic_width = w; |
| 5371 |
graphic_height = h; |
| 5372 |
graphic_depth = depth; |
| 5373 |
} |
| 5374 |
break;
|
| 5375 |
case QEMU_OPTION_monitor:
|
| 5376 |
pstrcpy(monitor_device, sizeof(monitor_device), optarg);
|
| 5377 |
break;
|
| 5378 |
case QEMU_OPTION_serial:
|
| 5379 |
if (serial_device_index >= MAX_SERIAL_PORTS) {
|
| 5380 |
fprintf(stderr, "qemu: too many serial ports\n");
|
| 5381 |
exit(1);
|
| 5382 |
} |
| 5383 |
pstrcpy(serial_devices[serial_device_index], |
| 5384 |
sizeof(serial_devices[0]), optarg); |
| 5385 |
serial_device_index++; |
| 5386 |
break;
|
| 5387 |
case QEMU_OPTION_parallel:
|
| 5388 |
if (parallel_device_index >= MAX_PARALLEL_PORTS) {
|
| 5389 |
fprintf(stderr, "qemu: too many parallel ports\n");
|
| 5390 |
exit(1);
|
| 5391 |
} |
| 5392 |
pstrcpy(parallel_devices[parallel_device_index], |
| 5393 |
sizeof(parallel_devices[0]), optarg); |
| 5394 |
parallel_device_index++; |
| 5395 |
break;
|
| 5396 |
case QEMU_OPTION_loadvm:
|
| 5397 |
loadvm = optarg; |
| 5398 |
break;
|
| 5399 |
case QEMU_OPTION_full_screen:
|
| 5400 |
full_screen = 1;
|
| 5401 |
break;
|
| 5402 |
case QEMU_OPTION_pidfile:
|
| 5403 |
create_pidfile(optarg); |
| 5404 |
break;
|
| 5405 |
#ifdef TARGET_I386
|
| 5406 |
case QEMU_OPTION_win2k_hack:
|
| 5407 |
win2k_install_hack = 1;
|
| 5408 |
break;
|
| 5409 |
#endif
|
| 5410 |
#ifdef USE_KQEMU
|
| 5411 |
case QEMU_OPTION_no_kqemu:
|
| 5412 |
kqemu_allowed = 0;
|
| 5413 |
break;
|
| 5414 |
case QEMU_OPTION_kernel_kqemu:
|
| 5415 |
kqemu_allowed = 2;
|
| 5416 |
break;
|
| 5417 |
#endif
|
| 5418 |
case QEMU_OPTION_usb:
|
| 5419 |
usb_enabled = 1;
|
| 5420 |
break;
|
| 5421 |
case QEMU_OPTION_usbdevice:
|
| 5422 |
usb_enabled = 1;
|
| 5423 |
if (usb_devices_index >= MAX_VM_USB_PORTS) {
|
| 5424 |
fprintf(stderr, "Too many USB devices\n");
|
| 5425 |
exit(1);
|
| 5426 |
} |
| 5427 |
pstrcpy(usb_devices[usb_devices_index], |
| 5428 |
sizeof(usb_devices[usb_devices_index]),
|
| 5429 |
optarg); |
| 5430 |
usb_devices_index++; |
| 5431 |
break;
|
| 5432 |
case QEMU_OPTION_smp:
|
| 5433 |
smp_cpus = atoi(optarg); |
| 5434 |
if (smp_cpus < 1 || smp_cpus > MAX_CPUS) { |
| 5435 |
fprintf(stderr, "Invalid number of CPUs\n");
|
| 5436 |
exit(1);
|
| 5437 |
} |
| 5438 |
break;
|
| 5439 |
case QEMU_OPTION_vnc:
|
| 5440 |
vnc_display = atoi(optarg); |
| 5441 |
if (vnc_display < 0) { |
| 5442 |
fprintf(stderr, "Invalid VNC display\n");
|
| 5443 |
exit(1);
|
| 5444 |
} |
| 5445 |
break;
|
| 5446 |
} |
| 5447 |
} |
| 5448 |
} |
| 5449 |
|
| 5450 |
#ifdef USE_KQEMU
|
| 5451 |
if (smp_cpus > 1) |
| 5452 |
kqemu_allowed = 0;
|
| 5453 |
#endif
|
| 5454 |
linux_boot = (kernel_filename != NULL);
|
| 5455 |
|
| 5456 |
if (!linux_boot &&
|
| 5457 |
hd_filename[0] == '\0' && |
| 5458 |
(cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') && |
| 5459 |
fd_filename[0] == '\0') |
| 5460 |
help(); |
| 5461 |
|
| 5462 |
/* boot to cd by default if no hard disk */
|
| 5463 |
if (hd_filename[0] == '\0' && boot_device == 'c') { |
| 5464 |
if (fd_filename[0] != '\0') |
| 5465 |
boot_device = 'a';
|
| 5466 |
else
|
| 5467 |
boot_device = 'd';
|
| 5468 |
} |
| 5469 |
|
| 5470 |
#if !defined(CONFIG_SOFTMMU)
|
| 5471 |
/* must avoid mmap() usage of glibc by setting a buffer "by hand" */
|
| 5472 |
{
|
| 5473 |
static uint8_t stdout_buf[4096]; |
| 5474 |
setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
|
| 5475 |
} |
| 5476 |
#else
|
| 5477 |
setvbuf(stdout, NULL, _IOLBF, 0); |
| 5478 |
#endif
|
| 5479 |
|
| 5480 |
#ifdef _WIN32
|
| 5481 |
socket_init(); |
| 5482 |
#endif
|
| 5483 |
|
| 5484 |
/* init network clients */
|
| 5485 |
if (nb_net_clients == 0) { |
| 5486 |
/* if no clients, we use a default config */
|
| 5487 |
pstrcpy(net_clients[0], sizeof(net_clients[0]), |
| 5488 |
"nic");
|
| 5489 |
pstrcpy(net_clients[1], sizeof(net_clients[0]), |
| 5490 |
"user");
|
| 5491 |
nb_net_clients = 2;
|
| 5492 |
} |
| 5493 |
|
| 5494 |
for(i = 0;i < nb_net_clients; i++) { |
| 5495 |
if (net_client_init(net_clients[i]) < 0) |
| 5496 |
exit(1);
|
| 5497 |
} |
| 5498 |
|
| 5499 |
/* init the memory */
|
| 5500 |
phys_ram_size = ram_size + vga_ram_size + bios_size; |
| 5501 |
|
| 5502 |
#ifdef CONFIG_SOFTMMU
|
| 5503 |
phys_ram_base = qemu_vmalloc(phys_ram_size); |
| 5504 |
if (!phys_ram_base) {
|
| 5505 |
fprintf(stderr, "Could not allocate physical memory\n");
|
| 5506 |
exit(1);
|
| 5507 |
} |
| 5508 |
#else
|
| 5509 |
/* as we must map the same page at several addresses, we must use
|
| 5510 |
a fd */
|
| 5511 |
{
|
| 5512 |
const char *tmpdir; |
| 5513 |
|
| 5514 |
tmpdir = getenv("QEMU_TMPDIR");
|
| 5515 |
if (!tmpdir)
|
| 5516 |
tmpdir = "/tmp";
|
| 5517 |
snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); |
| 5518 |
if (mkstemp(phys_ram_file) < 0) { |
| 5519 |
fprintf(stderr, "Could not create temporary memory file '%s'\n",
|
| 5520 |
phys_ram_file); |
| 5521 |
exit(1);
|
| 5522 |
} |
| 5523 |
phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
|
| 5524 |
if (phys_ram_fd < 0) { |
| 5525 |
fprintf(stderr, "Could not open temporary memory file '%s'\n",
|
| 5526 |
phys_ram_file); |
| 5527 |
exit(1);
|
| 5528 |
} |
| 5529 |
ftruncate(phys_ram_fd, phys_ram_size); |
| 5530 |
unlink(phys_ram_file); |
| 5531 |
phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
| 5532 |
phys_ram_size, |
| 5533 |
PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
| 5534 |
phys_ram_fd, 0);
|
| 5535 |
if (phys_ram_base == MAP_FAILED) {
|
| 5536 |
fprintf(stderr, "Could not map physical memory\n");
|
| 5537 |
exit(1);
|
| 5538 |
} |
| 5539 |
} |
| 5540 |
#endif
|
| 5541 |
|
| 5542 |
/* we always create the cdrom drive, even if no disk is there */
|
| 5543 |
bdrv_init(); |
| 5544 |
if (cdrom_index >= 0) { |
| 5545 |
bs_table[cdrom_index] = bdrv_new("cdrom");
|
| 5546 |
bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM); |
| 5547 |
} |
| 5548 |
|
| 5549 |
/* open the virtual block devices */
|
| 5550 |
for(i = 0; i < MAX_DISKS; i++) { |
| 5551 |
if (hd_filename[i]) {
|
| 5552 |
if (!bs_table[i]) {
|
| 5553 |
char buf[64]; |
| 5554 |
snprintf(buf, sizeof(buf), "hd%c", i + 'a'); |
| 5555 |
bs_table[i] = bdrv_new(buf); |
| 5556 |
} |
| 5557 |
if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { |
| 5558 |
fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
|
| 5559 |
hd_filename[i]); |
| 5560 |
exit(1);
|
| 5561 |
} |
| 5562 |
if (i == 0 && cyls != 0) { |
| 5563 |
bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
| 5564 |
bdrv_set_translation_hint(bs_table[i], translation); |
| 5565 |
} |
| 5566 |
} |
| 5567 |
} |
| 5568 |
|
| 5569 |
/* we always create at least one floppy disk */
|
| 5570 |
fd_table[0] = bdrv_new("fda"); |
| 5571 |
bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
|
| 5572 |
|
| 5573 |
for(i = 0; i < MAX_FD; i++) { |
| 5574 |
if (fd_filename[i]) {
|
| 5575 |
if (!fd_table[i]) {
|
| 5576 |
char buf[64]; |
| 5577 |
snprintf(buf, sizeof(buf), "fd%c", i + 'a'); |
| 5578 |
fd_table[i] = bdrv_new(buf); |
| 5579 |
bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); |
| 5580 |
} |
| 5581 |
if (fd_filename[i] != '\0') { |
| 5582 |
if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { |
| 5583 |
fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
|
| 5584 |
fd_filename[i]); |
| 5585 |
exit(1);
|
| 5586 |
} |
| 5587 |
} |
| 5588 |
} |
| 5589 |
} |
| 5590 |
|
| 5591 |
/* init USB devices */
|
| 5592 |
if (usb_enabled) {
|
| 5593 |
vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS); |
| 5594 |
for(i = 0; i < usb_devices_index; i++) { |
| 5595 |
if (usb_device_add(usb_devices[i]) < 0) { |
| 5596 |
fprintf(stderr, "Warning: could not add USB device %s\n",
|
| 5597 |
usb_devices[i]); |
| 5598 |
} |
| 5599 |
} |
| 5600 |
} |
| 5601 |
|
| 5602 |
register_savevm("timer", 0, 1, timer_save, timer_load, NULL); |
| 5603 |
register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
| 5604 |
|
| 5605 |
init_ioports(); |
| 5606 |
cpu_calibrate_ticks(); |
| 5607 |
|
| 5608 |
/* terminal init */
|
| 5609 |
if (nographic) {
|
| 5610 |
dumb_display_init(ds); |
| 5611 |
} else if (vnc_display != -1) { |
| 5612 |
vnc_display_init(ds, vnc_display); |
| 5613 |
} else {
|
| 5614 |
#if defined(CONFIG_SDL)
|
| 5615 |
sdl_display_init(ds, full_screen); |
| 5616 |
#elif defined(CONFIG_COCOA)
|
| 5617 |
cocoa_display_init(ds, full_screen); |
| 5618 |
#else
|
| 5619 |
dumb_display_init(ds); |
| 5620 |
#endif
|
| 5621 |
} |
| 5622 |
|
| 5623 |
monitor_hd = qemu_chr_open(monitor_device); |
| 5624 |
if (!monitor_hd) {
|
| 5625 |
fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
|
| 5626 |
exit(1);
|
| 5627 |
} |
| 5628 |
monitor_init(monitor_hd, !nographic); |
| 5629 |
|
| 5630 |
for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
| 5631 |
if (serial_devices[i][0] != '\0') { |
| 5632 |
serial_hds[i] = qemu_chr_open(serial_devices[i]); |
| 5633 |
if (!serial_hds[i]) {
|
| 5634 |
fprintf(stderr, "qemu: could not open serial device '%s'\n",
|
| 5635 |
serial_devices[i]); |
| 5636 |
exit(1);
|
| 5637 |
} |
| 5638 |
if (!strcmp(serial_devices[i], "vc")) |
| 5639 |
qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
|
| 5640 |
} |
| 5641 |
} |
| 5642 |
|
| 5643 |
for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
| 5644 |
if (parallel_devices[i][0] != '\0') { |
| 5645 |
parallel_hds[i] = qemu_chr_open(parallel_devices[i]); |
| 5646 |
if (!parallel_hds[i]) {
|
| 5647 |
fprintf(stderr, "qemu: could not open parallel device '%s'\n",
|
| 5648 |
parallel_devices[i]); |
| 5649 |
exit(1);
|
| 5650 |
} |
| 5651 |
if (!strcmp(parallel_devices[i], "vc")) |
| 5652 |
qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
|
| 5653 |
} |
| 5654 |
} |
| 5655 |
|
| 5656 |
/* setup cpu signal handlers for MMU / self modifying code handling */
|
| 5657 |
#if !defined(CONFIG_SOFTMMU)
|
| 5658 |
|
| 5659 |
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
| 5660 |
{
|
| 5661 |
stack_t stk; |
| 5662 |
signal_stack = memalign(16, SIGNAL_STACK_SIZE);
|
| 5663 |
stk.ss_sp = signal_stack; |
| 5664 |
stk.ss_size = SIGNAL_STACK_SIZE; |
| 5665 |
stk.ss_flags = 0;
|
| 5666 |
|
| 5667 |
if (sigaltstack(&stk, NULL) < 0) { |
| 5668 |
perror("sigaltstack");
|
| 5669 |
exit(1);
|
| 5670 |
} |
| 5671 |
} |
| 5672 |
#endif
|
| 5673 |
{
|
| 5674 |
struct sigaction act;
|
| 5675 |
|
| 5676 |
sigfillset(&act.sa_mask); |
| 5677 |
act.sa_flags = SA_SIGINFO; |
| 5678 |
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
| 5679 |
act.sa_flags |= SA_ONSTACK; |
| 5680 |
#endif
|
| 5681 |
act.sa_sigaction = host_segv_handler; |
| 5682 |
sigaction(SIGSEGV, &act, NULL);
|
| 5683 |
sigaction(SIGBUS, &act, NULL);
|
| 5684 |
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
| 5685 |
sigaction(SIGFPE, &act, NULL);
|
| 5686 |
#endif
|
| 5687 |
} |
| 5688 |
#endif
|
| 5689 |
|
| 5690 |
#ifndef _WIN32
|
| 5691 |
{
|
| 5692 |
struct sigaction act;
|
| 5693 |
sigfillset(&act.sa_mask); |
| 5694 |
act.sa_flags = 0;
|
| 5695 |
act.sa_handler = SIG_IGN; |
| 5696 |
sigaction(SIGPIPE, &act, NULL);
|
| 5697 |
} |
| 5698 |
#endif
|
| 5699 |
init_timers(); |
| 5700 |
|
| 5701 |
machine->init(ram_size, vga_ram_size, boot_device, |
| 5702 |
ds, fd_filename, snapshot, |
| 5703 |
kernel_filename, kernel_cmdline, initrd_filename); |
| 5704 |
|
| 5705 |
gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
|
| 5706 |
qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); |
| 5707 |
|
| 5708 |
#ifdef CONFIG_GDBSTUB
|
| 5709 |
if (use_gdbstub) {
|
| 5710 |
if (gdbserver_start(gdbstub_port) < 0) { |
| 5711 |
fprintf(stderr, "Could not open gdbserver socket on port %d\n",
|
| 5712 |
gdbstub_port); |
| 5713 |
exit(1);
|
| 5714 |
} else {
|
| 5715 |
printf("Waiting gdb connection on port %d\n", gdbstub_port);
|
| 5716 |
} |
| 5717 |
} else
|
| 5718 |
#endif
|
| 5719 |
if (loadvm)
|
| 5720 |
qemu_loadvm(loadvm); |
| 5721 |
|
| 5722 |
{
|
| 5723 |
/* XXX: simplify init */
|
| 5724 |
read_passwords(); |
| 5725 |
if (start_emulation) {
|
| 5726 |
vm_start(); |
| 5727 |
} |
| 5728 |
} |
| 5729 |
main_loop(); |
| 5730 |
quit_timers(); |
| 5731 |
return 0; |
| 5732 |
} |