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/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 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 <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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#include <zlib.h> |
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/* Needed early for CONFIG_BSD etc. */
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#include "config-host.h" |
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#ifndef _WIN32
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#include <libgen.h> |
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#include <pwd.h> |
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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/mman.h> |
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#include <sys/ioctl.h> |
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#include <sys/resource.h> |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#include <net/if.h> |
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#include <arpa/inet.h> |
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#include <dirent.h> |
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#include <netdb.h> |
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#include <sys/select.h> |
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#ifdef CONFIG_BSD
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#include <sys/stat.h> |
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
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#include <libutil.h> |
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#include <sys/sysctl.h> |
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#else
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#include <util.h> |
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#endif
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#else
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#ifdef __linux__
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#include <pty.h> |
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#include <malloc.h> |
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#include <sys/prctl.h> |
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#include <linux/ppdev.h> |
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#include <linux/parport.h> |
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#endif
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#ifdef __sun__
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#include <sys/stat.h> |
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#include <sys/ethernet.h> |
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#include <sys/sockio.h> |
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#include <netinet/arp.h> |
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#include <netinet/in.h> |
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#include <netinet/in_systm.h> |
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#include <netinet/ip.h> |
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#include <netinet/ip_icmp.h> // must come after ip.h |
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#include <netinet/udp.h> |
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#include <netinet/tcp.h> |
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#include <net/if.h> |
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#include <syslog.h> |
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#include <stropts.h> |
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/* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for
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discussion about Solaris header problems */
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extern int madvise(caddr_t, size_t, int); |
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#endif
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#endif
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#endif
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|
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#if defined(__OpenBSD__)
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#include <util.h> |
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#endif
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|
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#if defined(CONFIG_VDE)
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#include <libvdeplug.h> |
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#endif
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|
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#ifdef _WIN32
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#include <windows.h> |
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#endif
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|
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#ifdef CONFIG_SDL
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#if defined(__APPLE__) || defined(main)
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#include <SDL.h> |
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int qemu_main(int argc, char **argv, char **envp); |
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int main(int argc, char **argv) |
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{ |
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return qemu_main(argc, argv, NULL); |
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} |
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#undef main
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#define main qemu_main
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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 "hw/hw.h" |
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#include "hw/boards.h" |
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#include "hw/usb.h" |
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#include "hw/pcmcia.h" |
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#include "hw/pc.h" |
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#include "hw/isa.h" |
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#include "hw/baum.h" |
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#include "hw/bt.h" |
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#include "hw/watchdog.h" |
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#include "hw/smbios.h" |
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#include "hw/xen.h" |
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#include "hw/qdev.h" |
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#include "hw/loader.h" |
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#include "bt-host.h" |
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#include "net.h" |
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#include "net/slirp.h" |
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#include "monitor.h" |
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#include "console.h" |
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#include "sysemu.h" |
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#include "gdbstub.h" |
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#include "qemu-timer.h" |
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#include "qemu-char.h" |
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#include "cache-utils.h" |
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#include "block.h" |
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#include "block_int.h" |
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#include "block-migration.h" |
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#include "dma.h" |
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#include "audio/audio.h" |
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#include "migration.h" |
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#include "kvm.h" |
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#include "qemu-option.h" |
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#include "qemu-config.h" |
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#include "qemu-objects.h" |
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#ifdef CONFIG_LINUX
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#include "fsdev/qemu-fsdev.h" |
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#endif
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#include "disas.h" |
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#include "qemu_socket.h" |
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#include "slirp/libslirp.h" |
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#include "qemu-queue.h" |
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#include "cpus.h" |
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#include "arch_init.h" |
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//#define DEBUG_NET
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//#define DEBUG_SLIRP
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#define DEFAULT_RAM_SIZE 128 |
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#define MAX_VIRTIO_CONSOLES 1 |
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static const char *data_dir; |
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const char *bios_name = NULL; |
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struct drivelist drives = QTAILQ_HEAD_INITIALIZER(drives);
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enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
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DisplayType display_type = DT_DEFAULT; |
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const char* keyboard_layout = NULL; |
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ram_addr_t ram_size; |
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const char *mem_path = NULL; |
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#ifdef MAP_POPULATE
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int mem_prealloc = 0; /* force preallocation of physical target memory */ |
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#endif
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int nb_nics;
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NICInfo nd_table[MAX_NICS]; |
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int vm_running;
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int autostart;
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static int rtc_utc = 1; |
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static int rtc_date_offset = -1; /* -1 means no change */ |
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QEMUClock *rtc_clock; |
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int vga_interface_type = VGA_NONE;
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static int full_screen = 0; |
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#ifdef CONFIG_SDL
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static int no_frame = 0; |
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#endif
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int no_quit = 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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CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
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int win2k_install_hack = 0; |
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int rtc_td_hack = 0; |
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int usb_enabled = 0; |
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int singlestep = 0; |
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int smp_cpus = 1; |
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int max_cpus = 0; |
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int smp_cores = 1; |
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int smp_threads = 1; |
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const char *vnc_display; |
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int acpi_enabled = 1; |
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int no_hpet = 0; |
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int fd_bootchk = 1; |
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int no_reboot = 0; |
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int no_shutdown = 0; |
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int cursor_hide = 1; |
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int graphic_rotate = 0; |
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uint8_t irq0override = 1;
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#ifndef _WIN32
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int daemonize = 0; |
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#endif
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const char *watchdog; |
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const char *option_rom[MAX_OPTION_ROMS]; |
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int nb_option_roms;
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int semihosting_enabled = 0; |
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int old_param = 0; |
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const char *qemu_name; |
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int alt_grab = 0; |
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int ctrl_grab = 0; |
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unsigned int nb_prom_envs = 0; |
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const char *prom_envs[MAX_PROM_ENVS]; |
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int boot_menu;
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int nb_numa_nodes;
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uint64_t node_mem[MAX_NODES]; |
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uint64_t node_cpumask[MAX_NODES]; |
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static QEMUTimer *nographic_timer;
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uint8_t qemu_uuid[16];
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static QEMUBootSetHandler *boot_set_handler;
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static void *boot_set_opaque; |
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int kvm_allowed = 0; |
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uint32_t xen_domid; |
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enum xen_mode xen_mode = XEN_EMULATE;
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static int default_serial = 1; |
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static int default_parallel = 1; |
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static int default_virtcon = 1; |
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static int default_monitor = 1; |
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static int default_vga = 1; |
252 |
static int default_floppy = 1; |
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static int default_cdrom = 1; |
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static int default_sdcard = 1; |
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|
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static struct { |
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const char *driver; |
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int *flag;
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} default_list[] = { |
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{ .driver = "isa-serial", .flag = &default_serial },
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{ .driver = "isa-parallel", .flag = &default_parallel },
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{ .driver = "isa-fdc", .flag = &default_floppy },
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{ .driver = "ide-drive", .flag = &default_cdrom },
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{ .driver = "virtio-serial-pci", .flag = &default_virtcon },
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{ .driver = "virtio-serial-s390", .flag = &default_virtcon },
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{ .driver = "virtio-serial", .flag = &default_virtcon },
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{ .driver = "VGA", .flag = &default_vga },
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{ .driver = "cirrus-vga", .flag = &default_vga },
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{ .driver = "vmware-svga", .flag = &default_vga },
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}; |
271 |
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static int default_driver_check(QemuOpts *opts, void *opaque) |
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{ |
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const char *driver = qemu_opt_get(opts, "driver"); |
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int i;
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if (!driver)
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return 0; |
279 |
for (i = 0; i < ARRAY_SIZE(default_list); i++) { |
280 |
if (strcmp(default_list[i].driver, driver) != 0) |
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continue;
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*(default_list[i].flag) = 0;
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} |
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return 0; |
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} |
286 |
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/***********************************************************/
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static void set_proc_name(const char *s) |
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{ |
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#if defined(__linux__) && defined(PR_SET_NAME)
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char name[16]; |
293 |
if (!s)
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return;
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name[sizeof(name) - 1] = 0; |
296 |
strncpy(name, s, sizeof(name));
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/* Could rewrite argv[0] too, but that's a bit more complicated.
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This simple way is enough for `top'. */
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prctl(PR_SET_NAME, name); |
300 |
#endif
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} |
302 |
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/***********************************************************/
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/* real time host monotonic timer */
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/* compute with 96 bit intermediate result: (a*b)/c */
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uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
308 |
{ |
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union {
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uint64_t ll; |
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struct {
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#ifdef HOST_WORDS_BIGENDIAN
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uint32_t high, low; |
314 |
#else
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uint32_t low, high; |
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#endif
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} l; |
318 |
} u, res; |
319 |
uint64_t rl, rh; |
320 |
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u.ll = a; |
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rl = (uint64_t)u.l.low * (uint64_t)b; |
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rh = (uint64_t)u.l.high * (uint64_t)b; |
324 |
rh += (rl >> 32);
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res.l.high = rh / c; |
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res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; |
327 |
return res.ll;
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} |
329 |
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/***********************************************************/
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/* host time/date access */
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void qemu_get_timedate(struct tm *tm, int offset) |
333 |
{ |
334 |
time_t ti; |
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struct tm *ret;
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336 |
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time(&ti); |
338 |
ti += offset; |
339 |
if (rtc_date_offset == -1) { |
340 |
if (rtc_utc)
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ret = gmtime(&ti); |
342 |
else
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ret = localtime(&ti); |
344 |
} else {
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ti -= rtc_date_offset; |
346 |
ret = gmtime(&ti); |
347 |
} |
348 |
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memcpy(tm, ret, sizeof(struct tm)); |
350 |
} |
351 |
|
352 |
int qemu_timedate_diff(struct tm *tm) |
353 |
{ |
354 |
time_t seconds; |
355 |
|
356 |
if (rtc_date_offset == -1) |
357 |
if (rtc_utc)
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seconds = mktimegm(tm); |
359 |
else
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360 |
seconds = mktime(tm); |
361 |
else
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362 |
seconds = mktimegm(tm) + rtc_date_offset; |
363 |
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364 |
return seconds - time(NULL); |
365 |
} |
366 |
|
367 |
void rtc_change_mon_event(struct tm *tm) |
368 |
{ |
369 |
QObject *data; |
370 |
|
371 |
data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
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372 |
monitor_protocol_event(QEVENT_RTC_CHANGE, data); |
373 |
qobject_decref(data); |
374 |
} |
375 |
|
376 |
static void configure_rtc_date_offset(const char *startdate, int legacy) |
377 |
{ |
378 |
time_t rtc_start_date; |
379 |
struct tm tm;
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380 |
|
381 |
if (!strcmp(startdate, "now") && legacy) { |
382 |
rtc_date_offset = -1;
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383 |
} else {
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384 |
if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", |
385 |
&tm.tm_year, |
386 |
&tm.tm_mon, |
387 |
&tm.tm_mday, |
388 |
&tm.tm_hour, |
389 |
&tm.tm_min, |
390 |
&tm.tm_sec) == 6) {
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391 |
/* OK */
|
392 |
} else if (sscanf(startdate, "%d-%d-%d", |
393 |
&tm.tm_year, |
394 |
&tm.tm_mon, |
395 |
&tm.tm_mday) == 3) {
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396 |
tm.tm_hour = 0;
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397 |
tm.tm_min = 0;
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398 |
tm.tm_sec = 0;
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399 |
} else {
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400 |
goto date_fail;
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401 |
} |
402 |
tm.tm_year -= 1900;
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403 |
tm.tm_mon--; |
404 |
rtc_start_date = mktimegm(&tm); |
405 |
if (rtc_start_date == -1) { |
406 |
date_fail:
|
407 |
fprintf(stderr, "Invalid date format. Valid formats are:\n"
|
408 |
"'2006-06-17T16:01:21' or '2006-06-17'\n");
|
409 |
exit(1);
|
410 |
} |
411 |
rtc_date_offset = time(NULL) - rtc_start_date;
|
412 |
} |
413 |
} |
414 |
|
415 |
static void configure_rtc(QemuOpts *opts) |
416 |
{ |
417 |
const char *value; |
418 |
|
419 |
value = qemu_opt_get(opts, "base");
|
420 |
if (value) {
|
421 |
if (!strcmp(value, "utc")) { |
422 |
rtc_utc = 1;
|
423 |
} else if (!strcmp(value, "localtime")) { |
424 |
rtc_utc = 0;
|
425 |
} else {
|
426 |
configure_rtc_date_offset(value, 0);
|
427 |
} |
428 |
} |
429 |
value = qemu_opt_get(opts, "clock");
|
430 |
if (value) {
|
431 |
if (!strcmp(value, "host")) { |
432 |
rtc_clock = host_clock; |
433 |
} else if (!strcmp(value, "vm")) { |
434 |
rtc_clock = vm_clock; |
435 |
} else {
|
436 |
fprintf(stderr, "qemu: invalid option value '%s'\n", value);
|
437 |
exit(1);
|
438 |
} |
439 |
} |
440 |
value = qemu_opt_get(opts, "driftfix");
|
441 |
if (value) {
|
442 |
if (!strcmp(value, "slew")) { |
443 |
rtc_td_hack = 1;
|
444 |
} else if (!strcmp(value, "none")) { |
445 |
rtc_td_hack = 0;
|
446 |
} else {
|
447 |
fprintf(stderr, "qemu: invalid option value '%s'\n", value);
|
448 |
exit(1);
|
449 |
} |
450 |
} |
451 |
} |
452 |
|
453 |
/***********************************************************/
|
454 |
/* Bluetooth support */
|
455 |
static int nb_hcis; |
456 |
static int cur_hci; |
457 |
static struct HCIInfo *hci_table[MAX_NICS]; |
458 |
|
459 |
static struct bt_vlan_s { |
460 |
struct bt_scatternet_s net;
|
461 |
int id;
|
462 |
struct bt_vlan_s *next;
|
463 |
} *first_bt_vlan; |
464 |
|
465 |
/* find or alloc a new bluetooth "VLAN" */
|
466 |
static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
467 |
{ |
468 |
struct bt_vlan_s **pvlan, *vlan;
|
469 |
for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { |
470 |
if (vlan->id == id)
|
471 |
return &vlan->net;
|
472 |
} |
473 |
vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); |
474 |
vlan->id = id; |
475 |
pvlan = &first_bt_vlan; |
476 |
while (*pvlan != NULL) |
477 |
pvlan = &(*pvlan)->next; |
478 |
*pvlan = vlan; |
479 |
return &vlan->net;
|
480 |
} |
481 |
|
482 |
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) |
483 |
{ |
484 |
} |
485 |
|
486 |
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) |
487 |
{ |
488 |
return -ENOTSUP;
|
489 |
} |
490 |
|
491 |
static struct HCIInfo null_hci = { |
492 |
.cmd_send = null_hci_send, |
493 |
.sco_send = null_hci_send, |
494 |
.acl_send = null_hci_send, |
495 |
.bdaddr_set = null_hci_addr_set, |
496 |
}; |
497 |
|
498 |
struct HCIInfo *qemu_next_hci(void) |
499 |
{ |
500 |
if (cur_hci == nb_hcis)
|
501 |
return &null_hci;
|
502 |
|
503 |
return hci_table[cur_hci++];
|
504 |
} |
505 |
|
506 |
static struct HCIInfo *hci_init(const char *str) |
507 |
{ |
508 |
char *endp;
|
509 |
struct bt_scatternet_s *vlan = 0; |
510 |
|
511 |
if (!strcmp(str, "null")) |
512 |
/* null */
|
513 |
return &null_hci;
|
514 |
else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) |
515 |
/* host[:hciN] */
|
516 |
return bt_host_hci(str[4] ? str + 5 : "hci0"); |
517 |
else if (!strncmp(str, "hci", 3)) { |
518 |
/* hci[,vlan=n] */
|
519 |
if (str[3]) { |
520 |
if (!strncmp(str + 3, ",vlan=", 6)) { |
521 |
vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); |
522 |
if (*endp)
|
523 |
vlan = 0;
|
524 |
} |
525 |
} else
|
526 |
vlan = qemu_find_bt_vlan(0);
|
527 |
if (vlan)
|
528 |
return bt_new_hci(vlan);
|
529 |
} |
530 |
|
531 |
fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
|
532 |
|
533 |
return 0; |
534 |
} |
535 |
|
536 |
static int bt_hci_parse(const char *str) |
537 |
{ |
538 |
struct HCIInfo *hci;
|
539 |
bdaddr_t bdaddr; |
540 |
|
541 |
if (nb_hcis >= MAX_NICS) {
|
542 |
fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
|
543 |
return -1; |
544 |
} |
545 |
|
546 |
hci = hci_init(str); |
547 |
if (!hci)
|
548 |
return -1; |
549 |
|
550 |
bdaddr.b[0] = 0x52; |
551 |
bdaddr.b[1] = 0x54; |
552 |
bdaddr.b[2] = 0x00; |
553 |
bdaddr.b[3] = 0x12; |
554 |
bdaddr.b[4] = 0x34; |
555 |
bdaddr.b[5] = 0x56 + nb_hcis; |
556 |
hci->bdaddr_set(hci, bdaddr.b); |
557 |
|
558 |
hci_table[nb_hcis++] = hci; |
559 |
|
560 |
return 0; |
561 |
} |
562 |
|
563 |
static void bt_vhci_add(int vlan_id) |
564 |
{ |
565 |
struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
|
566 |
|
567 |
if (!vlan->slave)
|
568 |
fprintf(stderr, "qemu: warning: adding a VHCI to "
|
569 |
"an empty scatternet %i\n", vlan_id);
|
570 |
|
571 |
bt_vhci_init(bt_new_hci(vlan)); |
572 |
} |
573 |
|
574 |
static struct bt_device_s *bt_device_add(const char *opt) |
575 |
{ |
576 |
struct bt_scatternet_s *vlan;
|
577 |
int vlan_id = 0; |
578 |
char *endp = strstr(opt, ",vlan="); |
579 |
int len = (endp ? endp - opt : strlen(opt)) + 1; |
580 |
char devname[10]; |
581 |
|
582 |
pstrcpy(devname, MIN(sizeof(devname), len), opt);
|
583 |
|
584 |
if (endp) {
|
585 |
vlan_id = strtol(endp + 6, &endp, 0); |
586 |
if (*endp) {
|
587 |
fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
|
588 |
return 0; |
589 |
} |
590 |
} |
591 |
|
592 |
vlan = qemu_find_bt_vlan(vlan_id); |
593 |
|
594 |
if (!vlan->slave)
|
595 |
fprintf(stderr, "qemu: warning: adding a slave device to "
|
596 |
"an empty scatternet %i\n", vlan_id);
|
597 |
|
598 |
if (!strcmp(devname, "keyboard")) |
599 |
return bt_keyboard_init(vlan);
|
600 |
|
601 |
fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
|
602 |
return 0; |
603 |
} |
604 |
|
605 |
static int bt_parse(const char *opt) |
606 |
{ |
607 |
const char *endp, *p; |
608 |
int vlan;
|
609 |
|
610 |
if (strstart(opt, "hci", &endp)) { |
611 |
if (!*endp || *endp == ',') { |
612 |
if (*endp)
|
613 |
if (!strstart(endp, ",vlan=", 0)) |
614 |
opt = endp + 1;
|
615 |
|
616 |
return bt_hci_parse(opt);
|
617 |
} |
618 |
} else if (strstart(opt, "vhci", &endp)) { |
619 |
if (!*endp || *endp == ',') { |
620 |
if (*endp) {
|
621 |
if (strstart(endp, ",vlan=", &p)) { |
622 |
vlan = strtol(p, (char **) &endp, 0); |
623 |
if (*endp) {
|
624 |
fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
|
625 |
return 1; |
626 |
} |
627 |
} else {
|
628 |
fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); |
629 |
return 1; |
630 |
} |
631 |
} else
|
632 |
vlan = 0;
|
633 |
|
634 |
bt_vhci_add(vlan); |
635 |
return 0; |
636 |
} |
637 |
} else if (strstart(opt, "device:", &endp)) |
638 |
return !bt_device_add(endp);
|
639 |
|
640 |
fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
|
641 |
return 1; |
642 |
} |
643 |
|
644 |
/***********************************************************/
|
645 |
/* QEMU Block devices */
|
646 |
|
647 |
#define HD_ALIAS "index=%d,media=disk" |
648 |
#define CDROM_ALIAS "index=2,media=cdrom" |
649 |
#define FD_ALIAS "index=%d,if=floppy" |
650 |
#define PFLASH_ALIAS "if=pflash" |
651 |
#define MTD_ALIAS "if=mtd" |
652 |
#define SD_ALIAS "index=0,if=sd" |
653 |
|
654 |
QemuOpts *drive_add(const char *file, const char *fmt, ...) |
655 |
{ |
656 |
va_list ap; |
657 |
char optstr[1024]; |
658 |
QemuOpts *opts; |
659 |
|
660 |
va_start(ap, fmt); |
661 |
vsnprintf(optstr, sizeof(optstr), fmt, ap);
|
662 |
va_end(ap); |
663 |
|
664 |
opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0);
|
665 |
if (!opts) {
|
666 |
return NULL; |
667 |
} |
668 |
if (file)
|
669 |
qemu_opt_set(opts, "file", file);
|
670 |
return opts;
|
671 |
} |
672 |
|
673 |
DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit) |
674 |
{ |
675 |
DriveInfo *dinfo; |
676 |
|
677 |
/* seek interface, bus and unit */
|
678 |
|
679 |
QTAILQ_FOREACH(dinfo, &drives, next) { |
680 |
if (dinfo->type == type &&
|
681 |
dinfo->bus == bus && |
682 |
dinfo->unit == unit) |
683 |
return dinfo;
|
684 |
} |
685 |
|
686 |
return NULL; |
687 |
} |
688 |
|
689 |
DriveInfo *drive_get_by_id(const char *id) |
690 |
{ |
691 |
DriveInfo *dinfo; |
692 |
|
693 |
QTAILQ_FOREACH(dinfo, &drives, next) { |
694 |
if (strcmp(id, dinfo->id))
|
695 |
continue;
|
696 |
return dinfo;
|
697 |
} |
698 |
return NULL; |
699 |
} |
700 |
|
701 |
int drive_get_max_bus(BlockInterfaceType type)
|
702 |
{ |
703 |
int max_bus;
|
704 |
DriveInfo *dinfo; |
705 |
|
706 |
max_bus = -1;
|
707 |
QTAILQ_FOREACH(dinfo, &drives, next) { |
708 |
if(dinfo->type == type &&
|
709 |
dinfo->bus > max_bus) |
710 |
max_bus = dinfo->bus; |
711 |
} |
712 |
return max_bus;
|
713 |
} |
714 |
|
715 |
const char *drive_get_serial(BlockDriverState *bdrv) |
716 |
{ |
717 |
DriveInfo *dinfo; |
718 |
|
719 |
QTAILQ_FOREACH(dinfo, &drives, next) { |
720 |
if (dinfo->bdrv == bdrv)
|
721 |
return dinfo->serial;
|
722 |
} |
723 |
|
724 |
return "\0"; |
725 |
} |
726 |
|
727 |
BlockInterfaceErrorAction drive_get_on_error( |
728 |
BlockDriverState *bdrv, int is_read)
|
729 |
{ |
730 |
DriveInfo *dinfo; |
731 |
|
732 |
QTAILQ_FOREACH(dinfo, &drives, next) { |
733 |
if (dinfo->bdrv == bdrv)
|
734 |
return is_read ? dinfo->on_read_error : dinfo->on_write_error;
|
735 |
} |
736 |
|
737 |
return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC;
|
738 |
} |
739 |
|
740 |
static void bdrv_format_print(void *opaque, const char *name) |
741 |
{ |
742 |
fprintf(stderr, " %s", name);
|
743 |
} |
744 |
|
745 |
void drive_uninit(DriveInfo *dinfo)
|
746 |
{ |
747 |
qemu_opts_del(dinfo->opts); |
748 |
bdrv_delete(dinfo->bdrv); |
749 |
QTAILQ_REMOVE(&drives, dinfo, next); |
750 |
qemu_free(dinfo); |
751 |
} |
752 |
|
753 |
static int parse_block_error_action(const char *buf, int is_read) |
754 |
{ |
755 |
if (!strcmp(buf, "ignore")) { |
756 |
return BLOCK_ERR_IGNORE;
|
757 |
} else if (!is_read && !strcmp(buf, "enospc")) { |
758 |
return BLOCK_ERR_STOP_ENOSPC;
|
759 |
} else if (!strcmp(buf, "stop")) { |
760 |
return BLOCK_ERR_STOP_ANY;
|
761 |
} else if (!strcmp(buf, "report")) { |
762 |
return BLOCK_ERR_REPORT;
|
763 |
} else {
|
764 |
fprintf(stderr, "qemu: '%s' invalid %s error action\n",
|
765 |
buf, is_read ? "read" : "write"); |
766 |
return -1; |
767 |
} |
768 |
} |
769 |
|
770 |
DriveInfo *drive_init(QemuOpts *opts, void *opaque,
|
771 |
int *fatal_error)
|
772 |
{ |
773 |
const char *buf; |
774 |
const char *file = NULL; |
775 |
char devname[128]; |
776 |
const char *serial; |
777 |
const char *mediastr = ""; |
778 |
BlockInterfaceType type; |
779 |
enum { MEDIA_DISK, MEDIA_CDROM } media;
|
780 |
int bus_id, unit_id;
|
781 |
int cyls, heads, secs, translation;
|
782 |
BlockDriver *drv = NULL;
|
783 |
QEMUMachine *machine = opaque; |
784 |
int max_devs;
|
785 |
int index;
|
786 |
int ro = 0; |
787 |
int bdrv_flags = 0; |
788 |
int on_read_error, on_write_error;
|
789 |
const char *devaddr; |
790 |
DriveInfo *dinfo; |
791 |
int snapshot = 0; |
792 |
|
793 |
*fatal_error = 1;
|
794 |
|
795 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
796 |
|
797 |
if (machine && machine->use_scsi) {
|
798 |
type = IF_SCSI; |
799 |
max_devs = MAX_SCSI_DEVS; |
800 |
pstrcpy(devname, sizeof(devname), "scsi"); |
801 |
} else {
|
802 |
type = IF_IDE; |
803 |
max_devs = MAX_IDE_DEVS; |
804 |
pstrcpy(devname, sizeof(devname), "ide"); |
805 |
} |
806 |
media = MEDIA_DISK; |
807 |
|
808 |
/* extract parameters */
|
809 |
bus_id = qemu_opt_get_number(opts, "bus", 0); |
810 |
unit_id = qemu_opt_get_number(opts, "unit", -1); |
811 |
index = qemu_opt_get_number(opts, "index", -1); |
812 |
|
813 |
cyls = qemu_opt_get_number(opts, "cyls", 0); |
814 |
heads = qemu_opt_get_number(opts, "heads", 0); |
815 |
secs = qemu_opt_get_number(opts, "secs", 0); |
816 |
|
817 |
snapshot = qemu_opt_get_bool(opts, "snapshot", 0); |
818 |
ro = qemu_opt_get_bool(opts, "readonly", 0); |
819 |
|
820 |
file = qemu_opt_get(opts, "file");
|
821 |
serial = qemu_opt_get(opts, "serial");
|
822 |
|
823 |
if ((buf = qemu_opt_get(opts, "if")) != NULL) { |
824 |
pstrcpy(devname, sizeof(devname), buf);
|
825 |
if (!strcmp(buf, "ide")) { |
826 |
type = IF_IDE; |
827 |
max_devs = MAX_IDE_DEVS; |
828 |
} else if (!strcmp(buf, "scsi")) { |
829 |
type = IF_SCSI; |
830 |
max_devs = MAX_SCSI_DEVS; |
831 |
} else if (!strcmp(buf, "floppy")) { |
832 |
type = IF_FLOPPY; |
833 |
max_devs = 0;
|
834 |
} else if (!strcmp(buf, "pflash")) { |
835 |
type = IF_PFLASH; |
836 |
max_devs = 0;
|
837 |
} else if (!strcmp(buf, "mtd")) { |
838 |
type = IF_MTD; |
839 |
max_devs = 0;
|
840 |
} else if (!strcmp(buf, "sd")) { |
841 |
type = IF_SD; |
842 |
max_devs = 0;
|
843 |
} else if (!strcmp(buf, "virtio")) { |
844 |
type = IF_VIRTIO; |
845 |
max_devs = 0;
|
846 |
} else if (!strcmp(buf, "xen")) { |
847 |
type = IF_XEN; |
848 |
max_devs = 0;
|
849 |
} else if (!strcmp(buf, "none")) { |
850 |
type = IF_NONE; |
851 |
max_devs = 0;
|
852 |
} else {
|
853 |
fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf);
|
854 |
return NULL; |
855 |
} |
856 |
} |
857 |
|
858 |
if (cyls || heads || secs) {
|
859 |
if (cyls < 1 || (type == IF_IDE && cyls > 16383)) { |
860 |
fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf);
|
861 |
return NULL; |
862 |
} |
863 |
if (heads < 1 || (type == IF_IDE && heads > 16)) { |
864 |
fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf);
|
865 |
return NULL; |
866 |
} |
867 |
if (secs < 1 || (type == IF_IDE && secs > 63)) { |
868 |
fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf);
|
869 |
return NULL; |
870 |
} |
871 |
} |
872 |
|
873 |
if ((buf = qemu_opt_get(opts, "trans")) != NULL) { |
874 |
if (!cyls) {
|
875 |
fprintf(stderr, |
876 |
"qemu: '%s' trans must be used with cyls,heads and secs\n",
|
877 |
buf); |
878 |
return NULL; |
879 |
} |
880 |
if (!strcmp(buf, "none")) |
881 |
translation = BIOS_ATA_TRANSLATION_NONE; |
882 |
else if (!strcmp(buf, "lba")) |
883 |
translation = BIOS_ATA_TRANSLATION_LBA; |
884 |
else if (!strcmp(buf, "auto")) |
885 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
886 |
else {
|
887 |
fprintf(stderr, "qemu: '%s' invalid translation type\n", buf);
|
888 |
return NULL; |
889 |
} |
890 |
} |
891 |
|
892 |
if ((buf = qemu_opt_get(opts, "media")) != NULL) { |
893 |
if (!strcmp(buf, "disk")) { |
894 |
media = MEDIA_DISK; |
895 |
} else if (!strcmp(buf, "cdrom")) { |
896 |
if (cyls || secs || heads) {
|
897 |
fprintf(stderr, |
898 |
"qemu: '%s' invalid physical CHS format\n", buf);
|
899 |
return NULL; |
900 |
} |
901 |
media = MEDIA_CDROM; |
902 |
} else {
|
903 |
fprintf(stderr, "qemu: '%s' invalid media\n", buf);
|
904 |
return NULL; |
905 |
} |
906 |
} |
907 |
|
908 |
if ((buf = qemu_opt_get(opts, "cache")) != NULL) { |
909 |
if (!strcmp(buf, "off") || !strcmp(buf, "none")) { |
910 |
bdrv_flags |= BDRV_O_NOCACHE; |
911 |
} else if (!strcmp(buf, "writeback")) { |
912 |
bdrv_flags |= BDRV_O_CACHE_WB; |
913 |
} else if (!strcmp(buf, "unsafe")) { |
914 |
bdrv_flags |= BDRV_O_CACHE_WB; |
915 |
bdrv_flags |= BDRV_O_NO_FLUSH; |
916 |
} else if (!strcmp(buf, "writethrough")) { |
917 |
/* this is the default */
|
918 |
} else {
|
919 |
fprintf(stderr, "qemu: invalid cache option\n");
|
920 |
return NULL; |
921 |
} |
922 |
} |
923 |
|
924 |
#ifdef CONFIG_LINUX_AIO
|
925 |
if ((buf = qemu_opt_get(opts, "aio")) != NULL) { |
926 |
if (!strcmp(buf, "native")) { |
927 |
bdrv_flags |= BDRV_O_NATIVE_AIO; |
928 |
} else if (!strcmp(buf, "threads")) { |
929 |
/* this is the default */
|
930 |
} else {
|
931 |
fprintf(stderr, "qemu: invalid aio option\n");
|
932 |
return NULL; |
933 |
} |
934 |
} |
935 |
#endif
|
936 |
|
937 |
if ((buf = qemu_opt_get(opts, "format")) != NULL) { |
938 |
if (strcmp(buf, "?") == 0) { |
939 |
fprintf(stderr, "qemu: Supported formats:");
|
940 |
bdrv_iterate_format(bdrv_format_print, NULL);
|
941 |
fprintf(stderr, "\n");
|
942 |
return NULL; |
943 |
} |
944 |
drv = bdrv_find_whitelisted_format(buf); |
945 |
if (!drv) {
|
946 |
fprintf(stderr, "qemu: '%s' invalid format\n", buf);
|
947 |
return NULL; |
948 |
} |
949 |
} |
950 |
|
951 |
on_write_error = BLOCK_ERR_STOP_ENOSPC; |
952 |
if ((buf = qemu_opt_get(opts, "werror")) != NULL) { |
953 |
if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) {
|
954 |
fprintf(stderr, "werror is no supported by this format\n");
|
955 |
return NULL; |
956 |
} |
957 |
|
958 |
on_write_error = parse_block_error_action(buf, 0);
|
959 |
if (on_write_error < 0) { |
960 |
return NULL; |
961 |
} |
962 |
} |
963 |
|
964 |
on_read_error = BLOCK_ERR_REPORT; |
965 |
if ((buf = qemu_opt_get(opts, "rerror")) != NULL) { |
966 |
if (type != IF_IDE && type != IF_VIRTIO && type != IF_NONE) {
|
967 |
fprintf(stderr, "rerror is no supported by this format\n");
|
968 |
return NULL; |
969 |
} |
970 |
|
971 |
on_read_error = parse_block_error_action(buf, 1);
|
972 |
if (on_read_error < 0) { |
973 |
return NULL; |
974 |
} |
975 |
} |
976 |
|
977 |
if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) { |
978 |
if (type != IF_VIRTIO) {
|
979 |
fprintf(stderr, "addr is not supported\n");
|
980 |
return NULL; |
981 |
} |
982 |
} |
983 |
|
984 |
/* compute bus and unit according index */
|
985 |
|
986 |
if (index != -1) { |
987 |
if (bus_id != 0 || unit_id != -1) { |
988 |
fprintf(stderr, |
989 |
"qemu: index cannot be used with bus and unit\n");
|
990 |
return NULL; |
991 |
} |
992 |
if (max_devs == 0) |
993 |
{ |
994 |
unit_id = index; |
995 |
bus_id = 0;
|
996 |
} else {
|
997 |
unit_id = index % max_devs; |
998 |
bus_id = index / max_devs; |
999 |
} |
1000 |
} |
1001 |
|
1002 |
/* if user doesn't specify a unit_id,
|
1003 |
* try to find the first free
|
1004 |
*/
|
1005 |
|
1006 |
if (unit_id == -1) { |
1007 |
unit_id = 0;
|
1008 |
while (drive_get(type, bus_id, unit_id) != NULL) { |
1009 |
unit_id++; |
1010 |
if (max_devs && unit_id >= max_devs) {
|
1011 |
unit_id -= max_devs; |
1012 |
bus_id++; |
1013 |
} |
1014 |
} |
1015 |
} |
1016 |
|
1017 |
/* check unit id */
|
1018 |
|
1019 |
if (max_devs && unit_id >= max_devs) {
|
1020 |
fprintf(stderr, "qemu: unit %d too big (max is %d)\n",
|
1021 |
unit_id, max_devs - 1);
|
1022 |
return NULL; |
1023 |
} |
1024 |
|
1025 |
/*
|
1026 |
* ignore multiple definitions
|
1027 |
*/
|
1028 |
|
1029 |
if (drive_get(type, bus_id, unit_id) != NULL) { |
1030 |
*fatal_error = 0;
|
1031 |
return NULL; |
1032 |
} |
1033 |
|
1034 |
/* init */
|
1035 |
|
1036 |
dinfo = qemu_mallocz(sizeof(*dinfo));
|
1037 |
if ((buf = qemu_opts_id(opts)) != NULL) { |
1038 |
dinfo->id = qemu_strdup(buf); |
1039 |
} else {
|
1040 |
/* no id supplied -> create one */
|
1041 |
dinfo->id = qemu_mallocz(32);
|
1042 |
if (type == IF_IDE || type == IF_SCSI)
|
1043 |
mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
1044 |
if (max_devs)
|
1045 |
snprintf(dinfo->id, 32, "%s%i%s%i", |
1046 |
devname, bus_id, mediastr, unit_id); |
1047 |
else
|
1048 |
snprintf(dinfo->id, 32, "%s%s%i", |
1049 |
devname, mediastr, unit_id); |
1050 |
} |
1051 |
dinfo->bdrv = bdrv_new(dinfo->id); |
1052 |
dinfo->devaddr = devaddr; |
1053 |
dinfo->type = type; |
1054 |
dinfo->bus = bus_id; |
1055 |
dinfo->unit = unit_id; |
1056 |
dinfo->on_read_error = on_read_error; |
1057 |
dinfo->on_write_error = on_write_error; |
1058 |
dinfo->opts = opts; |
1059 |
if (serial)
|
1060 |
strncpy(dinfo->serial, serial, sizeof(serial));
|
1061 |
QTAILQ_INSERT_TAIL(&drives, dinfo, next); |
1062 |
|
1063 |
switch(type) {
|
1064 |
case IF_IDE:
|
1065 |
case IF_SCSI:
|
1066 |
case IF_XEN:
|
1067 |
case IF_NONE:
|
1068 |
switch(media) {
|
1069 |
case MEDIA_DISK:
|
1070 |
if (cyls != 0) { |
1071 |
bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs); |
1072 |
bdrv_set_translation_hint(dinfo->bdrv, translation); |
1073 |
} |
1074 |
break;
|
1075 |
case MEDIA_CDROM:
|
1076 |
bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM); |
1077 |
break;
|
1078 |
} |
1079 |
break;
|
1080 |
case IF_SD:
|
1081 |
/* FIXME: This isn't really a floppy, but it's a reasonable
|
1082 |
approximation. */
|
1083 |
case IF_FLOPPY:
|
1084 |
bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY); |
1085 |
break;
|
1086 |
case IF_PFLASH:
|
1087 |
case IF_MTD:
|
1088 |
break;
|
1089 |
case IF_VIRTIO:
|
1090 |
/* add virtio block device */
|
1091 |
opts = qemu_opts_create(&qemu_device_opts, NULL, 0); |
1092 |
qemu_opt_set(opts, "driver", "virtio-blk-pci"); |
1093 |
qemu_opt_set(opts, "drive", dinfo->id);
|
1094 |
if (devaddr)
|
1095 |
qemu_opt_set(opts, "addr", devaddr);
|
1096 |
break;
|
1097 |
case IF_COUNT:
|
1098 |
abort(); |
1099 |
} |
1100 |
if (!file) {
|
1101 |
*fatal_error = 0;
|
1102 |
return NULL; |
1103 |
} |
1104 |
if (snapshot) {
|
1105 |
/* always use cache=unsafe with snapshot */
|
1106 |
bdrv_flags &= ~BDRV_O_CACHE_MASK; |
1107 |
bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH); |
1108 |
} |
1109 |
|
1110 |
if (media == MEDIA_CDROM) {
|
1111 |
/* CDROM is fine for any interface, don't check. */
|
1112 |
ro = 1;
|
1113 |
} else if (ro == 1) { |
1114 |
if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) {
|
1115 |
fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n");
|
1116 |
return NULL; |
1117 |
} |
1118 |
} |
1119 |
|
1120 |
bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
|
1121 |
|
1122 |
if (bdrv_open(dinfo->bdrv, file, bdrv_flags, drv) < 0) { |
1123 |
fprintf(stderr, "qemu: could not open disk image %s: %s\n",
|
1124 |
file, strerror(errno)); |
1125 |
return NULL; |
1126 |
} |
1127 |
|
1128 |
if (bdrv_key_required(dinfo->bdrv))
|
1129 |
autostart = 0;
|
1130 |
*fatal_error = 0;
|
1131 |
return dinfo;
|
1132 |
} |
1133 |
|
1134 |
static int drive_init_func(QemuOpts *opts, void *opaque) |
1135 |
{ |
1136 |
QEMUMachine *machine = opaque; |
1137 |
int fatal_error = 0; |
1138 |
|
1139 |
if (drive_init(opts, machine, &fatal_error) == NULL) { |
1140 |
if (fatal_error)
|
1141 |
return 1; |
1142 |
} |
1143 |
return 0; |
1144 |
} |
1145 |
|
1146 |
static int drive_enable_snapshot(QemuOpts *opts, void *opaque) |
1147 |
{ |
1148 |
if (NULL == qemu_opt_get(opts, "snapshot")) { |
1149 |
qemu_opt_set(opts, "snapshot", "on"); |
1150 |
} |
1151 |
return 0; |
1152 |
} |
1153 |
|
1154 |
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
1155 |
{ |
1156 |
boot_set_handler = func; |
1157 |
boot_set_opaque = opaque; |
1158 |
} |
1159 |
|
1160 |
int qemu_boot_set(const char *boot_devices) |
1161 |
{ |
1162 |
if (!boot_set_handler) {
|
1163 |
return -EINVAL;
|
1164 |
} |
1165 |
return boot_set_handler(boot_set_opaque, boot_devices);
|
1166 |
} |
1167 |
|
1168 |
static void validate_bootdevices(char *devices) |
1169 |
{ |
1170 |
/* We just do some generic consistency checks */
|
1171 |
const char *p; |
1172 |
int bitmap = 0; |
1173 |
|
1174 |
for (p = devices; *p != '\0'; p++) { |
1175 |
/* Allowed boot devices are:
|
1176 |
* a-b: floppy disk drives
|
1177 |
* c-f: IDE disk drives
|
1178 |
* g-m: machine implementation dependant drives
|
1179 |
* n-p: network devices
|
1180 |
* It's up to each machine implementation to check if the given boot
|
1181 |
* devices match the actual hardware implementation and firmware
|
1182 |
* features.
|
1183 |
*/
|
1184 |
if (*p < 'a' || *p > 'p') { |
1185 |
fprintf(stderr, "Invalid boot device '%c'\n", *p);
|
1186 |
exit(1);
|
1187 |
} |
1188 |
if (bitmap & (1 << (*p - 'a'))) { |
1189 |
fprintf(stderr, "Boot device '%c' was given twice\n", *p);
|
1190 |
exit(1);
|
1191 |
} |
1192 |
bitmap |= 1 << (*p - 'a'); |
1193 |
} |
1194 |
} |
1195 |
|
1196 |
static void restore_boot_devices(void *opaque) |
1197 |
{ |
1198 |
char *standard_boot_devices = opaque;
|
1199 |
static int first = 1; |
1200 |
|
1201 |
/* Restore boot order and remove ourselves after the first boot */
|
1202 |
if (first) {
|
1203 |
first = 0;
|
1204 |
return;
|
1205 |
} |
1206 |
|
1207 |
qemu_boot_set(standard_boot_devices); |
1208 |
|
1209 |
qemu_unregister_reset(restore_boot_devices, standard_boot_devices); |
1210 |
qemu_free(standard_boot_devices); |
1211 |
} |
1212 |
|
1213 |
static void numa_add(const char *optarg) |
1214 |
{ |
1215 |
char option[128]; |
1216 |
char *endptr;
|
1217 |
unsigned long long value, endvalue; |
1218 |
int nodenr;
|
1219 |
|
1220 |
optarg = get_opt_name(option, 128, optarg, ',') + 1; |
1221 |
if (!strcmp(option, "node")) { |
1222 |
if (get_param_value(option, 128, "nodeid", optarg) == 0) { |
1223 |
nodenr = nb_numa_nodes; |
1224 |
} else {
|
1225 |
nodenr = strtoull(option, NULL, 10); |
1226 |
} |
1227 |
|
1228 |
if (get_param_value(option, 128, "mem", optarg) == 0) { |
1229 |
node_mem[nodenr] = 0;
|
1230 |
} else {
|
1231 |
value = strtoull(option, &endptr, 0);
|
1232 |
switch (*endptr) {
|
1233 |
case 0: case 'M': case 'm': |
1234 |
value <<= 20;
|
1235 |
break;
|
1236 |
case 'G': case 'g': |
1237 |
value <<= 30;
|
1238 |
break;
|
1239 |
} |
1240 |
node_mem[nodenr] = value; |
1241 |
} |
1242 |
if (get_param_value(option, 128, "cpus", optarg) == 0) { |
1243 |
node_cpumask[nodenr] = 0;
|
1244 |
} else {
|
1245 |
value = strtoull(option, &endptr, 10);
|
1246 |
if (value >= 64) { |
1247 |
value = 63;
|
1248 |
fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
|
1249 |
} else {
|
1250 |
if (*endptr == '-') { |
1251 |
endvalue = strtoull(endptr+1, &endptr, 10); |
1252 |
if (endvalue >= 63) { |
1253 |
endvalue = 62;
|
1254 |
fprintf(stderr, |
1255 |
"only 63 CPUs in NUMA mode supported.\n");
|
1256 |
} |
1257 |
value = (2ULL << endvalue) - (1ULL << value); |
1258 |
} else {
|
1259 |
value = 1ULL << value;
|
1260 |
} |
1261 |
} |
1262 |
node_cpumask[nodenr] = value; |
1263 |
} |
1264 |
nb_numa_nodes++; |
1265 |
} |
1266 |
return;
|
1267 |
} |
1268 |
|
1269 |
static void smp_parse(const char *optarg) |
1270 |
{ |
1271 |
int smp, sockets = 0, threads = 0, cores = 0; |
1272 |
char *endptr;
|
1273 |
char option[128]; |
1274 |
|
1275 |
smp = strtoul(optarg, &endptr, 10);
|
1276 |
if (endptr != optarg) {
|
1277 |
if (*endptr == ',') { |
1278 |
endptr++; |
1279 |
} |
1280 |
} |
1281 |
if (get_param_value(option, 128, "sockets", endptr) != 0) |
1282 |
sockets = strtoull(option, NULL, 10); |
1283 |
if (get_param_value(option, 128, "cores", endptr) != 0) |
1284 |
cores = strtoull(option, NULL, 10); |
1285 |
if (get_param_value(option, 128, "threads", endptr) != 0) |
1286 |
threads = strtoull(option, NULL, 10); |
1287 |
if (get_param_value(option, 128, "maxcpus", endptr) != 0) |
1288 |
max_cpus = strtoull(option, NULL, 10); |
1289 |
|
1290 |
/* compute missing values, prefer sockets over cores over threads */
|
1291 |
if (smp == 0 || sockets == 0) { |
1292 |
sockets = sockets > 0 ? sockets : 1; |
1293 |
cores = cores > 0 ? cores : 1; |
1294 |
threads = threads > 0 ? threads : 1; |
1295 |
if (smp == 0) { |
1296 |
smp = cores * threads * sockets; |
1297 |
} |
1298 |
} else {
|
1299 |
if (cores == 0) { |
1300 |
threads = threads > 0 ? threads : 1; |
1301 |
cores = smp / (sockets * threads); |
1302 |
} else {
|
1303 |
if (sockets) {
|
1304 |
threads = smp / (cores * sockets); |
1305 |
} |
1306 |
} |
1307 |
} |
1308 |
smp_cpus = smp; |
1309 |
smp_cores = cores > 0 ? cores : 1; |
1310 |
smp_threads = threads > 0 ? threads : 1; |
1311 |
if (max_cpus == 0) |
1312 |
max_cpus = smp_cpus; |
1313 |
} |
1314 |
|
1315 |
/***********************************************************/
|
1316 |
/* USB devices */
|
1317 |
|
1318 |
static int usb_device_add(const char *devname) |
1319 |
{ |
1320 |
const char *p; |
1321 |
USBDevice *dev = NULL;
|
1322 |
|
1323 |
if (!usb_enabled)
|
1324 |
return -1; |
1325 |
|
1326 |
/* drivers with .usbdevice_name entry in USBDeviceInfo */
|
1327 |
dev = usbdevice_create(devname); |
1328 |
if (dev)
|
1329 |
goto done;
|
1330 |
|
1331 |
/* the other ones */
|
1332 |
if (strstart(devname, "host:", &p)) { |
1333 |
dev = usb_host_device_open(p); |
1334 |
} else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
1335 |
dev = usb_bt_init(devname[2] ? hci_init(p) :
|
1336 |
bt_new_hci(qemu_find_bt_vlan(0)));
|
1337 |
} else {
|
1338 |
return -1; |
1339 |
} |
1340 |
if (!dev)
|
1341 |
return -1; |
1342 |
|
1343 |
done:
|
1344 |
return 0; |
1345 |
} |
1346 |
|
1347 |
static int usb_device_del(const char *devname) |
1348 |
{ |
1349 |
int bus_num, addr;
|
1350 |
const char *p; |
1351 |
|
1352 |
if (strstart(devname, "host:", &p)) |
1353 |
return usb_host_device_close(p);
|
1354 |
|
1355 |
if (!usb_enabled)
|
1356 |
return -1; |
1357 |
|
1358 |
p = strchr(devname, '.');
|
1359 |
if (!p)
|
1360 |
return -1; |
1361 |
bus_num = strtoul(devname, NULL, 0); |
1362 |
addr = strtoul(p + 1, NULL, 0); |
1363 |
|
1364 |
return usb_device_delete_addr(bus_num, addr);
|
1365 |
} |
1366 |
|
1367 |
static int usb_parse(const char *cmdline) |
1368 |
{ |
1369 |
int r;
|
1370 |
r = usb_device_add(cmdline); |
1371 |
if (r < 0) { |
1372 |
fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
|
1373 |
} |
1374 |
return r;
|
1375 |
} |
1376 |
|
1377 |
void do_usb_add(Monitor *mon, const QDict *qdict) |
1378 |
{ |
1379 |
const char *devname = qdict_get_str(qdict, "devname"); |
1380 |
if (usb_device_add(devname) < 0) { |
1381 |
error_report("could not add USB device '%s'", devname);
|
1382 |
} |
1383 |
} |
1384 |
|
1385 |
void do_usb_del(Monitor *mon, const QDict *qdict) |
1386 |
{ |
1387 |
const char *devname = qdict_get_str(qdict, "devname"); |
1388 |
if (usb_device_del(devname) < 0) { |
1389 |
error_report("could not delete USB device '%s'", devname);
|
1390 |
} |
1391 |
} |
1392 |
|
1393 |
/***********************************************************/
|
1394 |
/* PCMCIA/Cardbus */
|
1395 |
|
1396 |
static struct pcmcia_socket_entry_s { |
1397 |
PCMCIASocket *socket; |
1398 |
struct pcmcia_socket_entry_s *next;
|
1399 |
} *pcmcia_sockets = 0;
|
1400 |
|
1401 |
void pcmcia_socket_register(PCMCIASocket *socket)
|
1402 |
{ |
1403 |
struct pcmcia_socket_entry_s *entry;
|
1404 |
|
1405 |
entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); |
1406 |
entry->socket = socket; |
1407 |
entry->next = pcmcia_sockets; |
1408 |
pcmcia_sockets = entry; |
1409 |
} |
1410 |
|
1411 |
void pcmcia_socket_unregister(PCMCIASocket *socket)
|
1412 |
{ |
1413 |
struct pcmcia_socket_entry_s *entry, **ptr;
|
1414 |
|
1415 |
ptr = &pcmcia_sockets; |
1416 |
for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
|
1417 |
if (entry->socket == socket) {
|
1418 |
*ptr = entry->next; |
1419 |
qemu_free(entry); |
1420 |
} |
1421 |
} |
1422 |
|
1423 |
void pcmcia_info(Monitor *mon)
|
1424 |
{ |
1425 |
struct pcmcia_socket_entry_s *iter;
|
1426 |
|
1427 |
if (!pcmcia_sockets)
|
1428 |
monitor_printf(mon, "No PCMCIA sockets\n");
|
1429 |
|
1430 |
for (iter = pcmcia_sockets; iter; iter = iter->next)
|
1431 |
monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
|
1432 |
iter->socket->attached ? iter->socket->card_string : |
1433 |
"Empty");
|
1434 |
} |
1435 |
|
1436 |
/***********************************************************/
|
1437 |
/* I/O handling */
|
1438 |
|
1439 |
typedef struct IOHandlerRecord { |
1440 |
int fd;
|
1441 |
IOCanReadHandler *fd_read_poll; |
1442 |
IOHandler *fd_read; |
1443 |
IOHandler *fd_write; |
1444 |
int deleted;
|
1445 |
void *opaque;
|
1446 |
/* temporary data */
|
1447 |
struct pollfd *ufd;
|
1448 |
QLIST_ENTRY(IOHandlerRecord) next; |
1449 |
} IOHandlerRecord; |
1450 |
|
1451 |
static QLIST_HEAD(, IOHandlerRecord) io_handlers =
|
1452 |
QLIST_HEAD_INITIALIZER(io_handlers); |
1453 |
|
1454 |
|
1455 |
/* XXX: fd_read_poll should be suppressed, but an API change is
|
1456 |
necessary in the character devices to suppress fd_can_read(). */
|
1457 |
int qemu_set_fd_handler2(int fd, |
1458 |
IOCanReadHandler *fd_read_poll, |
1459 |
IOHandler *fd_read, |
1460 |
IOHandler *fd_write, |
1461 |
void *opaque)
|
1462 |
{ |
1463 |
IOHandlerRecord *ioh; |
1464 |
|
1465 |
if (!fd_read && !fd_write) {
|
1466 |
QLIST_FOREACH(ioh, &io_handlers, next) { |
1467 |
if (ioh->fd == fd) {
|
1468 |
ioh->deleted = 1;
|
1469 |
break;
|
1470 |
} |
1471 |
} |
1472 |
} else {
|
1473 |
QLIST_FOREACH(ioh, &io_handlers, next) { |
1474 |
if (ioh->fd == fd)
|
1475 |
goto found;
|
1476 |
} |
1477 |
ioh = qemu_mallocz(sizeof(IOHandlerRecord));
|
1478 |
QLIST_INSERT_HEAD(&io_handlers, ioh, next); |
1479 |
found:
|
1480 |
ioh->fd = fd; |
1481 |
ioh->fd_read_poll = fd_read_poll; |
1482 |
ioh->fd_read = fd_read; |
1483 |
ioh->fd_write = fd_write; |
1484 |
ioh->opaque = opaque; |
1485 |
ioh->deleted = 0;
|
1486 |
} |
1487 |
return 0; |
1488 |
} |
1489 |
|
1490 |
int qemu_set_fd_handler(int fd, |
1491 |
IOHandler *fd_read, |
1492 |
IOHandler *fd_write, |
1493 |
void *opaque)
|
1494 |
{ |
1495 |
return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
1496 |
} |
1497 |
|
1498 |
#ifdef _WIN32
|
1499 |
/***********************************************************/
|
1500 |
/* Polling handling */
|
1501 |
|
1502 |
typedef struct PollingEntry { |
1503 |
PollingFunc *func; |
1504 |
void *opaque;
|
1505 |
struct PollingEntry *next;
|
1506 |
} PollingEntry; |
1507 |
|
1508 |
static PollingEntry *first_polling_entry;
|
1509 |
|
1510 |
int qemu_add_polling_cb(PollingFunc *func, void *opaque) |
1511 |
{ |
1512 |
PollingEntry **ppe, *pe; |
1513 |
pe = qemu_mallocz(sizeof(PollingEntry));
|
1514 |
pe->func = func; |
1515 |
pe->opaque = opaque; |
1516 |
for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); |
1517 |
*ppe = pe; |
1518 |
return 0; |
1519 |
} |
1520 |
|
1521 |
void qemu_del_polling_cb(PollingFunc *func, void *opaque) |
1522 |
{ |
1523 |
PollingEntry **ppe, *pe; |
1524 |
for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { |
1525 |
pe = *ppe; |
1526 |
if (pe->func == func && pe->opaque == opaque) {
|
1527 |
*ppe = pe->next; |
1528 |
qemu_free(pe); |
1529 |
break;
|
1530 |
} |
1531 |
} |
1532 |
} |
1533 |
|
1534 |
/***********************************************************/
|
1535 |
/* Wait objects support */
|
1536 |
typedef struct WaitObjects { |
1537 |
int num;
|
1538 |
HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
|
1539 |
WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
|
1540 |
void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; |
1541 |
} WaitObjects; |
1542 |
|
1543 |
static WaitObjects wait_objects = {0}; |
1544 |
|
1545 |
int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
1546 |
{ |
1547 |
WaitObjects *w = &wait_objects; |
1548 |
|
1549 |
if (w->num >= MAXIMUM_WAIT_OBJECTS)
|
1550 |
return -1; |
1551 |
w->events[w->num] = handle; |
1552 |
w->func[w->num] = func; |
1553 |
w->opaque[w->num] = opaque; |
1554 |
w->num++; |
1555 |
return 0; |
1556 |
} |
1557 |
|
1558 |
void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
1559 |
{ |
1560 |
int i, found;
|
1561 |
WaitObjects *w = &wait_objects; |
1562 |
|
1563 |
found = 0;
|
1564 |
for (i = 0; i < w->num; i++) { |
1565 |
if (w->events[i] == handle)
|
1566 |
found = 1;
|
1567 |
if (found) {
|
1568 |
w->events[i] = w->events[i + 1];
|
1569 |
w->func[i] = w->func[i + 1];
|
1570 |
w->opaque[i] = w->opaque[i + 1];
|
1571 |
} |
1572 |
} |
1573 |
if (found)
|
1574 |
w->num--; |
1575 |
} |
1576 |
#endif
|
1577 |
|
1578 |
/***********************************************************/
|
1579 |
/* machine registration */
|
1580 |
|
1581 |
static QEMUMachine *first_machine = NULL; |
1582 |
QEMUMachine *current_machine = NULL;
|
1583 |
|
1584 |
int qemu_register_machine(QEMUMachine *m)
|
1585 |
{ |
1586 |
QEMUMachine **pm; |
1587 |
pm = &first_machine; |
1588 |
while (*pm != NULL) |
1589 |
pm = &(*pm)->next; |
1590 |
m->next = NULL;
|
1591 |
*pm = m; |
1592 |
return 0; |
1593 |
} |
1594 |
|
1595 |
static QEMUMachine *find_machine(const char *name) |
1596 |
{ |
1597 |
QEMUMachine *m; |
1598 |
|
1599 |
for(m = first_machine; m != NULL; m = m->next) { |
1600 |
if (!strcmp(m->name, name))
|
1601 |
return m;
|
1602 |
if (m->alias && !strcmp(m->alias, name))
|
1603 |
return m;
|
1604 |
} |
1605 |
return NULL; |
1606 |
} |
1607 |
|
1608 |
static QEMUMachine *find_default_machine(void) |
1609 |
{ |
1610 |
QEMUMachine *m; |
1611 |
|
1612 |
for(m = first_machine; m != NULL; m = m->next) { |
1613 |
if (m->is_default) {
|
1614 |
return m;
|
1615 |
} |
1616 |
} |
1617 |
return NULL; |
1618 |
} |
1619 |
|
1620 |
/***********************************************************/
|
1621 |
/* main execution loop */
|
1622 |
|
1623 |
static void gui_update(void *opaque) |
1624 |
{ |
1625 |
uint64_t interval = GUI_REFRESH_INTERVAL; |
1626 |
DisplayState *ds = opaque; |
1627 |
DisplayChangeListener *dcl = ds->listeners; |
1628 |
|
1629 |
qemu_flush_coalesced_mmio_buffer(); |
1630 |
dpy_refresh(ds); |
1631 |
|
1632 |
while (dcl != NULL) { |
1633 |
if (dcl->gui_timer_interval &&
|
1634 |
dcl->gui_timer_interval < interval) |
1635 |
interval = dcl->gui_timer_interval; |
1636 |
dcl = dcl->next; |
1637 |
} |
1638 |
qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); |
1639 |
} |
1640 |
|
1641 |
static void nographic_update(void *opaque) |
1642 |
{ |
1643 |
uint64_t interval = GUI_REFRESH_INTERVAL; |
1644 |
|
1645 |
qemu_flush_coalesced_mmio_buffer(); |
1646 |
qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); |
1647 |
} |
1648 |
|
1649 |
struct vm_change_state_entry {
|
1650 |
VMChangeStateHandler *cb; |
1651 |
void *opaque;
|
1652 |
QLIST_ENTRY (vm_change_state_entry) entries; |
1653 |
}; |
1654 |
|
1655 |
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
|
1656 |
|
1657 |
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, |
1658 |
void *opaque)
|
1659 |
{ |
1660 |
VMChangeStateEntry *e; |
1661 |
|
1662 |
e = qemu_mallocz(sizeof (*e));
|
1663 |
|
1664 |
e->cb = cb; |
1665 |
e->opaque = opaque; |
1666 |
QLIST_INSERT_HEAD(&vm_change_state_head, e, entries); |
1667 |
return e;
|
1668 |
} |
1669 |
|
1670 |
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
|
1671 |
{ |
1672 |
QLIST_REMOVE (e, entries); |
1673 |
qemu_free (e); |
1674 |
} |
1675 |
|
1676 |
void vm_state_notify(int running, int reason) |
1677 |
{ |
1678 |
VMChangeStateEntry *e; |
1679 |
|
1680 |
for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
|
1681 |
e->cb(e->opaque, running, reason); |
1682 |
} |
1683 |
} |
1684 |
|
1685 |
void vm_start(void) |
1686 |
{ |
1687 |
if (!vm_running) {
|
1688 |
cpu_enable_ticks(); |
1689 |
vm_running = 1;
|
1690 |
vm_state_notify(1, 0); |
1691 |
resume_all_vcpus(); |
1692 |
monitor_protocol_event(QEVENT_RESUME, NULL);
|
1693 |
} |
1694 |
} |
1695 |
|
1696 |
/* reset/shutdown handler */
|
1697 |
|
1698 |
typedef struct QEMUResetEntry { |
1699 |
QTAILQ_ENTRY(QEMUResetEntry) entry; |
1700 |
QEMUResetHandler *func; |
1701 |
void *opaque;
|
1702 |
} QEMUResetEntry; |
1703 |
|
1704 |
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
|
1705 |
QTAILQ_HEAD_INITIALIZER(reset_handlers); |
1706 |
static int reset_requested; |
1707 |
static int shutdown_requested; |
1708 |
static int powerdown_requested; |
1709 |
int debug_requested;
|
1710 |
int vmstop_requested;
|
1711 |
|
1712 |
int qemu_shutdown_requested(void) |
1713 |
{ |
1714 |
int r = shutdown_requested;
|
1715 |
shutdown_requested = 0;
|
1716 |
return r;
|
1717 |
} |
1718 |
|
1719 |
int qemu_reset_requested(void) |
1720 |
{ |
1721 |
int r = reset_requested;
|
1722 |
reset_requested = 0;
|
1723 |
return r;
|
1724 |
} |
1725 |
|
1726 |
int qemu_powerdown_requested(void) |
1727 |
{ |
1728 |
int r = powerdown_requested;
|
1729 |
powerdown_requested = 0;
|
1730 |
return r;
|
1731 |
} |
1732 |
|
1733 |
static int qemu_debug_requested(void) |
1734 |
{ |
1735 |
int r = debug_requested;
|
1736 |
debug_requested = 0;
|
1737 |
return r;
|
1738 |
} |
1739 |
|
1740 |
static int qemu_vmstop_requested(void) |
1741 |
{ |
1742 |
int r = vmstop_requested;
|
1743 |
vmstop_requested = 0;
|
1744 |
return r;
|
1745 |
} |
1746 |
|
1747 |
void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
1748 |
{ |
1749 |
QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
|
1750 |
|
1751 |
re->func = func; |
1752 |
re->opaque = opaque; |
1753 |
QTAILQ_INSERT_TAIL(&reset_handlers, re, entry); |
1754 |
} |
1755 |
|
1756 |
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) |
1757 |
{ |
1758 |
QEMUResetEntry *re; |
1759 |
|
1760 |
QTAILQ_FOREACH(re, &reset_handlers, entry) { |
1761 |
if (re->func == func && re->opaque == opaque) {
|
1762 |
QTAILQ_REMOVE(&reset_handlers, re, entry); |
1763 |
qemu_free(re); |
1764 |
return;
|
1765 |
} |
1766 |
} |
1767 |
} |
1768 |
|
1769 |
void qemu_system_reset(void) |
1770 |
{ |
1771 |
QEMUResetEntry *re, *nre; |
1772 |
|
1773 |
/* reset all devices */
|
1774 |
QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { |
1775 |
re->func(re->opaque); |
1776 |
} |
1777 |
monitor_protocol_event(QEVENT_RESET, NULL);
|
1778 |
cpu_synchronize_all_post_reset(); |
1779 |
} |
1780 |
|
1781 |
void qemu_system_reset_request(void) |
1782 |
{ |
1783 |
if (no_reboot) {
|
1784 |
shutdown_requested = 1;
|
1785 |
} else {
|
1786 |
reset_requested = 1;
|
1787 |
} |
1788 |
qemu_notify_event(); |
1789 |
} |
1790 |
|
1791 |
void qemu_system_shutdown_request(void) |
1792 |
{ |
1793 |
shutdown_requested = 1;
|
1794 |
qemu_notify_event(); |
1795 |
} |
1796 |
|
1797 |
void qemu_system_powerdown_request(void) |
1798 |
{ |
1799 |
powerdown_requested = 1;
|
1800 |
qemu_notify_event(); |
1801 |
} |
1802 |
|
1803 |
#ifdef _WIN32
|
1804 |
static void host_main_loop_wait(int *timeout) |
1805 |
{ |
1806 |
int ret, ret2, i;
|
1807 |
PollingEntry *pe; |
1808 |
|
1809 |
|
1810 |
/* XXX: need to suppress polling by better using win32 events */
|
1811 |
ret = 0;
|
1812 |
for(pe = first_polling_entry; pe != NULL; pe = pe->next) { |
1813 |
ret |= pe->func(pe->opaque); |
1814 |
} |
1815 |
if (ret == 0) { |
1816 |
int err;
|
1817 |
WaitObjects *w = &wait_objects; |
1818 |
|
1819 |
ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
1820 |
if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
1821 |
if (w->func[ret - WAIT_OBJECT_0])
|
1822 |
w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); |
1823 |
|
1824 |
/* Check for additional signaled events */
|
1825 |
for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
1826 |
|
1827 |
/* Check if event is signaled */
|
1828 |
ret2 = WaitForSingleObject(w->events[i], 0);
|
1829 |
if(ret2 == WAIT_OBJECT_0) {
|
1830 |
if (w->func[i])
|
1831 |
w->func[i](w->opaque[i]); |
1832 |
} else if (ret2 == WAIT_TIMEOUT) { |
1833 |
} else {
|
1834 |
err = GetLastError(); |
1835 |
fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
|
1836 |
} |
1837 |
} |
1838 |
} else if (ret == WAIT_TIMEOUT) { |
1839 |
} else {
|
1840 |
err = GetLastError(); |
1841 |
fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
|
1842 |
} |
1843 |
} |
1844 |
|
1845 |
*timeout = 0;
|
1846 |
} |
1847 |
#else
|
1848 |
static void host_main_loop_wait(int *timeout) |
1849 |
{ |
1850 |
} |
1851 |
#endif
|
1852 |
|
1853 |
void main_loop_wait(int nonblocking) |
1854 |
{ |
1855 |
IOHandlerRecord *ioh; |
1856 |
fd_set rfds, wfds, xfds; |
1857 |
int ret, nfds;
|
1858 |
struct timeval tv;
|
1859 |
int timeout;
|
1860 |
|
1861 |
if (nonblocking)
|
1862 |
timeout = 0;
|
1863 |
else {
|
1864 |
timeout = qemu_calculate_timeout(); |
1865 |
qemu_bh_update_timeout(&timeout); |
1866 |
} |
1867 |
|
1868 |
host_main_loop_wait(&timeout); |
1869 |
|
1870 |
/* poll any events */
|
1871 |
/* XXX: separate device handlers from system ones */
|
1872 |
nfds = -1;
|
1873 |
FD_ZERO(&rfds); |
1874 |
FD_ZERO(&wfds); |
1875 |
FD_ZERO(&xfds); |
1876 |
QLIST_FOREACH(ioh, &io_handlers, next) { |
1877 |
if (ioh->deleted)
|
1878 |
continue;
|
1879 |
if (ioh->fd_read &&
|
1880 |
(!ioh->fd_read_poll || |
1881 |
ioh->fd_read_poll(ioh->opaque) != 0)) {
|
1882 |
FD_SET(ioh->fd, &rfds); |
1883 |
if (ioh->fd > nfds)
|
1884 |
nfds = ioh->fd; |
1885 |
} |
1886 |
if (ioh->fd_write) {
|
1887 |
FD_SET(ioh->fd, &wfds); |
1888 |
if (ioh->fd > nfds)
|
1889 |
nfds = ioh->fd; |
1890 |
} |
1891 |
} |
1892 |
|
1893 |
tv.tv_sec = timeout / 1000;
|
1894 |
tv.tv_usec = (timeout % 1000) * 1000; |
1895 |
|
1896 |
slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
1897 |
|
1898 |
qemu_mutex_unlock_iothread(); |
1899 |
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
|
1900 |
qemu_mutex_lock_iothread(); |
1901 |
if (ret > 0) { |
1902 |
IOHandlerRecord *pioh; |
1903 |
|
1904 |
QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) { |
1905 |
if (ioh->deleted) {
|
1906 |
QLIST_REMOVE(ioh, next); |
1907 |
qemu_free(ioh); |
1908 |
continue;
|
1909 |
} |
1910 |
if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
|
1911 |
ioh->fd_read(ioh->opaque); |
1912 |
} |
1913 |
if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
|
1914 |
ioh->fd_write(ioh->opaque); |
1915 |
} |
1916 |
} |
1917 |
} |
1918 |
|
1919 |
slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
|
1920 |
|
1921 |
qemu_run_all_timers(); |
1922 |
|
1923 |
/* Check bottom-halves last in case any of the earlier events triggered
|
1924 |
them. */
|
1925 |
qemu_bh_poll(); |
1926 |
|
1927 |
} |
1928 |
|
1929 |
static int vm_can_run(void) |
1930 |
{ |
1931 |
if (powerdown_requested)
|
1932 |
return 0; |
1933 |
if (reset_requested)
|
1934 |
return 0; |
1935 |
if (shutdown_requested)
|
1936 |
return 0; |
1937 |
if (debug_requested)
|
1938 |
return 0; |
1939 |
return 1; |
1940 |
} |
1941 |
|
1942 |
qemu_irq qemu_system_powerdown; |
1943 |
|
1944 |
static void main_loop(void) |
1945 |
{ |
1946 |
int r;
|
1947 |
|
1948 |
qemu_main_loop_start(); |
1949 |
|
1950 |
for (;;) {
|
1951 |
do {
|
1952 |
bool nonblocking = false; |
1953 |
#ifdef CONFIG_PROFILER
|
1954 |
int64_t ti; |
1955 |
#endif
|
1956 |
#ifndef CONFIG_IOTHREAD
|
1957 |
nonblocking = tcg_cpu_exec(); |
1958 |
#endif
|
1959 |
#ifdef CONFIG_PROFILER
|
1960 |
ti = profile_getclock(); |
1961 |
#endif
|
1962 |
main_loop_wait(nonblocking); |
1963 |
#ifdef CONFIG_PROFILER
|
1964 |
dev_time += profile_getclock() - ti; |
1965 |
#endif
|
1966 |
} while (vm_can_run());
|
1967 |
|
1968 |
if ((r = qemu_debug_requested())) {
|
1969 |
vm_stop(r); |
1970 |
} |
1971 |
if (qemu_shutdown_requested()) {
|
1972 |
monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
|
1973 |
if (no_shutdown) {
|
1974 |
vm_stop(0);
|
1975 |
no_shutdown = 0;
|
1976 |
} else
|
1977 |
break;
|
1978 |
} |
1979 |
if (qemu_reset_requested()) {
|
1980 |
pause_all_vcpus(); |
1981 |
qemu_system_reset(); |
1982 |
resume_all_vcpus(); |
1983 |
} |
1984 |
if (qemu_powerdown_requested()) {
|
1985 |
monitor_protocol_event(QEVENT_POWERDOWN, NULL);
|
1986 |
qemu_irq_raise(qemu_system_powerdown); |
1987 |
} |
1988 |
if ((r = qemu_vmstop_requested())) {
|
1989 |
vm_stop(r); |
1990 |
} |
1991 |
} |
1992 |
pause_all_vcpus(); |
1993 |
} |
1994 |
|
1995 |
static void version(void) |
1996 |
{ |
1997 |
printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
1998 |
} |
1999 |
|
2000 |
static void help(int exitcode) |
2001 |
{ |
2002 |
const char *options_help = |
2003 |
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
|
2004 |
opt_help |
2005 |
#define DEFHEADING(text) stringify(text) "\n" |
2006 |
#include "qemu-options.h" |
2007 |
#undef DEF
|
2008 |
#undef DEFHEADING
|
2009 |
#undef GEN_DOCS
|
2010 |
; |
2011 |
version(); |
2012 |
printf("usage: %s [options] [disk_image]\n"
|
2013 |
"\n"
|
2014 |
"'disk_image' is a raw hard disk image for IDE hard disk 0\n"
|
2015 |
"\n"
|
2016 |
"%s\n"
|
2017 |
"During emulation, the following keys are useful:\n"
|
2018 |
"ctrl-alt-f toggle full screen\n"
|
2019 |
"ctrl-alt-n switch to virtual console 'n'\n"
|
2020 |
"ctrl-alt toggle mouse and keyboard grab\n"
|
2021 |
"\n"
|
2022 |
"When using -nographic, press 'ctrl-a h' to get some help.\n",
|
2023 |
"qemu",
|
2024 |
options_help); |
2025 |
exit(exitcode); |
2026 |
} |
2027 |
|
2028 |
#define HAS_ARG 0x0001 |
2029 |
|
2030 |
enum {
|
2031 |
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
|
2032 |
opt_enum, |
2033 |
#define DEFHEADING(text)
|
2034 |
#include "qemu-options.h" |
2035 |
#undef DEF
|
2036 |
#undef DEFHEADING
|
2037 |
#undef GEN_DOCS
|
2038 |
}; |
2039 |
|
2040 |
typedef struct QEMUOption { |
2041 |
const char *name; |
2042 |
int flags;
|
2043 |
int index;
|
2044 |
uint32_t arch_mask; |
2045 |
} QEMUOption; |
2046 |
|
2047 |
static const QEMUOption qemu_options[] = { |
2048 |
{ "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL }, |
2049 |
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
|
2050 |
{ option, opt_arg, opt_enum, arch_mask }, |
2051 |
#define DEFHEADING(text)
|
2052 |
#include "qemu-options.h" |
2053 |
#undef DEF
|
2054 |
#undef DEFHEADING
|
2055 |
#undef GEN_DOCS
|
2056 |
{ NULL },
|
2057 |
}; |
2058 |
static void select_vgahw (const char *p) |
2059 |
{ |
2060 |
const char *opts; |
2061 |
|
2062 |
default_vga = 0;
|
2063 |
vga_interface_type = VGA_NONE; |
2064 |
if (strstart(p, "std", &opts)) { |
2065 |
vga_interface_type = VGA_STD; |
2066 |
} else if (strstart(p, "cirrus", &opts)) { |
2067 |
vga_interface_type = VGA_CIRRUS; |
2068 |
} else if (strstart(p, "vmware", &opts)) { |
2069 |
vga_interface_type = VGA_VMWARE; |
2070 |
} else if (strstart(p, "xenfb", &opts)) { |
2071 |
vga_interface_type = VGA_XENFB; |
2072 |
} else if (!strstart(p, "none", &opts)) { |
2073 |
invalid_vga:
|
2074 |
fprintf(stderr, "Unknown vga type: %s\n", p);
|
2075 |
exit(1);
|
2076 |
} |
2077 |
while (*opts) {
|
2078 |
const char *nextopt; |
2079 |
|
2080 |
if (strstart(opts, ",retrace=", &nextopt)) { |
2081 |
opts = nextopt; |
2082 |
if (strstart(opts, "dumb", &nextopt)) |
2083 |
vga_retrace_method = VGA_RETRACE_DUMB; |
2084 |
else if (strstart(opts, "precise", &nextopt)) |
2085 |
vga_retrace_method = VGA_RETRACE_PRECISE; |
2086 |
else goto invalid_vga; |
2087 |
} else goto invalid_vga; |
2088 |
opts = nextopt; |
2089 |
} |
2090 |
} |
2091 |
|
2092 |
static int balloon_parse(const char *arg) |
2093 |
{ |
2094 |
QemuOpts *opts; |
2095 |
|
2096 |
if (strcmp(arg, "none") == 0) { |
2097 |
return 0; |
2098 |
} |
2099 |
|
2100 |
if (!strncmp(arg, "virtio", 6)) { |
2101 |
if (arg[6] == ',') { |
2102 |
/* have params -> parse them */
|
2103 |
opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0); |
2104 |
if (!opts)
|
2105 |
return -1; |
2106 |
} else {
|
2107 |
/* create empty opts */
|
2108 |
opts = qemu_opts_create(&qemu_device_opts, NULL, 0); |
2109 |
} |
2110 |
qemu_opt_set(opts, "driver", "virtio-balloon-pci"); |
2111 |
return 0; |
2112 |
} |
2113 |
|
2114 |
return -1; |
2115 |
} |
2116 |
|
2117 |
#ifdef _WIN32
|
2118 |
static BOOL WINAPI qemu_ctrl_handler(DWORD type)
|
2119 |
{ |
2120 |
exit(STATUS_CONTROL_C_EXIT); |
2121 |
return TRUE;
|
2122 |
} |
2123 |
#endif
|
2124 |
|
2125 |
#ifndef _WIN32
|
2126 |
|
2127 |
static void termsig_handler(int signal) |
2128 |
{ |
2129 |
qemu_system_shutdown_request(); |
2130 |
} |
2131 |
|
2132 |
static void sigchld_handler(int signal) |
2133 |
{ |
2134 |
waitpid(-1, NULL, WNOHANG); |
2135 |
} |
2136 |
|
2137 |
static void sighandler_setup(void) |
2138 |
{ |
2139 |
struct sigaction act;
|
2140 |
|
2141 |
memset(&act, 0, sizeof(act)); |
2142 |
act.sa_handler = termsig_handler; |
2143 |
sigaction(SIGINT, &act, NULL);
|
2144 |
sigaction(SIGHUP, &act, NULL);
|
2145 |
sigaction(SIGTERM, &act, NULL);
|
2146 |
|
2147 |
act.sa_handler = sigchld_handler; |
2148 |
act.sa_flags = SA_NOCLDSTOP; |
2149 |
sigaction(SIGCHLD, &act, NULL);
|
2150 |
} |
2151 |
|
2152 |
#endif
|
2153 |
|
2154 |
#ifdef _WIN32
|
2155 |
/* Look for support files in the same directory as the executable. */
|
2156 |
static char *find_datadir(const char *argv0) |
2157 |
{ |
2158 |
char *p;
|
2159 |
char buf[MAX_PATH];
|
2160 |
DWORD len; |
2161 |
|
2162 |
len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); |
2163 |
if (len == 0) { |
2164 |
return NULL; |
2165 |
} |
2166 |
|
2167 |
buf[len] = 0;
|
2168 |
p = buf + len - 1;
|
2169 |
while (p != buf && *p != '\\') |
2170 |
p--; |
2171 |
*p = 0;
|
2172 |
if (access(buf, R_OK) == 0) { |
2173 |
return qemu_strdup(buf);
|
2174 |
} |
2175 |
return NULL; |
2176 |
} |
2177 |
#else /* !_WIN32 */ |
2178 |
|
2179 |
/* Find a likely location for support files using the location of the binary.
|
2180 |
For installed binaries this will be "$bindir/../share/qemu". When
|
2181 |
running from the build tree this will be "$bindir/../pc-bios". */
|
2182 |
#define SHARE_SUFFIX "/share/qemu" |
2183 |
#define BUILD_SUFFIX "/pc-bios" |
2184 |
static char *find_datadir(const char *argv0) |
2185 |
{ |
2186 |
char *dir;
|
2187 |
char *p = NULL; |
2188 |
char *res;
|
2189 |
char buf[PATH_MAX];
|
2190 |
size_t max_len; |
2191 |
|
2192 |
#if defined(__linux__)
|
2193 |
{ |
2194 |
int len;
|
2195 |
len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); |
2196 |
if (len > 0) { |
2197 |
buf[len] = 0;
|
2198 |
p = buf; |
2199 |
} |
2200 |
} |
2201 |
#elif defined(__FreeBSD__)
|
2202 |
{ |
2203 |
static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1}; |
2204 |
size_t len = sizeof(buf) - 1; |
2205 |
|
2206 |
*buf = '\0';
|
2207 |
if (!sysctl(mib, sizeof(mib)/sizeof(*mib), buf, &len, NULL, 0) && |
2208 |
*buf) { |
2209 |
buf[sizeof(buf) - 1] = '\0'; |
2210 |
p = buf; |
2211 |
} |
2212 |
} |
2213 |
#endif
|
2214 |
/* If we don't have any way of figuring out the actual executable
|
2215 |
location then try argv[0]. */
|
2216 |
if (!p) {
|
2217 |
p = realpath(argv0, buf); |
2218 |
if (!p) {
|
2219 |
return NULL; |
2220 |
} |
2221 |
} |
2222 |
dir = dirname(p); |
2223 |
dir = dirname(dir); |
2224 |
|
2225 |
max_len = strlen(dir) + |
2226 |
MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
|
2227 |
res = qemu_mallocz(max_len); |
2228 |
snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
|
2229 |
if (access(res, R_OK)) {
|
2230 |
snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
|
2231 |
if (access(res, R_OK)) {
|
2232 |
qemu_free(res); |
2233 |
res = NULL;
|
2234 |
} |
2235 |
} |
2236 |
|
2237 |
return res;
|
2238 |
} |
2239 |
#undef SHARE_SUFFIX
|
2240 |
#undef BUILD_SUFFIX
|
2241 |
#endif
|
2242 |
|
2243 |
char *qemu_find_file(int type, const char *name) |
2244 |
{ |
2245 |
int len;
|
2246 |
const char *subdir; |
2247 |
char *buf;
|
2248 |
|
2249 |
/* If name contains path separators then try it as a straight path. */
|
2250 |
if ((strchr(name, '/') || strchr(name, '\\')) |
2251 |
&& access(name, R_OK) == 0) {
|
2252 |
return qemu_strdup(name);
|
2253 |
} |
2254 |
switch (type) {
|
2255 |
case QEMU_FILE_TYPE_BIOS:
|
2256 |
subdir = "";
|
2257 |
break;
|
2258 |
case QEMU_FILE_TYPE_KEYMAP:
|
2259 |
subdir = "keymaps/";
|
2260 |
break;
|
2261 |
default:
|
2262 |
abort(); |
2263 |
} |
2264 |
len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
|
2265 |
buf = qemu_mallocz(len); |
2266 |
snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
|
2267 |
if (access(buf, R_OK)) {
|
2268 |
qemu_free(buf); |
2269 |
return NULL; |
2270 |
} |
2271 |
return buf;
|
2272 |
} |
2273 |
|
2274 |
static int device_help_func(QemuOpts *opts, void *opaque) |
2275 |
{ |
2276 |
return qdev_device_help(opts);
|
2277 |
} |
2278 |
|
2279 |
static int device_init_func(QemuOpts *opts, void *opaque) |
2280 |
{ |
2281 |
DeviceState *dev; |
2282 |
|
2283 |
dev = qdev_device_add(opts); |
2284 |
if (!dev)
|
2285 |
return -1; |
2286 |
return 0; |
2287 |
} |
2288 |
|
2289 |
static int chardev_init_func(QemuOpts *opts, void *opaque) |
2290 |
{ |
2291 |
CharDriverState *chr; |
2292 |
|
2293 |
chr = qemu_chr_open_opts(opts, NULL);
|
2294 |
if (!chr)
|
2295 |
return -1; |
2296 |
return 0; |
2297 |
} |
2298 |
|
2299 |
#ifdef CONFIG_LINUX
|
2300 |
static int fsdev_init_func(QemuOpts *opts, void *opaque) |
2301 |
{ |
2302 |
int ret;
|
2303 |
ret = qemu_fsdev_add(opts); |
2304 |
|
2305 |
return ret;
|
2306 |
} |
2307 |
#endif
|
2308 |
|
2309 |
static int mon_init_func(QemuOpts *opts, void *opaque) |
2310 |
{ |
2311 |
CharDriverState *chr; |
2312 |
const char *chardev; |
2313 |
const char *mode; |
2314 |
int flags;
|
2315 |
|
2316 |
mode = qemu_opt_get(opts, "mode");
|
2317 |
if (mode == NULL) { |
2318 |
mode = "readline";
|
2319 |
} |
2320 |
if (strcmp(mode, "readline") == 0) { |
2321 |
flags = MONITOR_USE_READLINE; |
2322 |
} else if (strcmp(mode, "control") == 0) { |
2323 |
flags = MONITOR_USE_CONTROL; |
2324 |
} else {
|
2325 |
fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
|
2326 |
exit(1);
|
2327 |
} |
2328 |
|
2329 |
if (qemu_opt_get_bool(opts, "default", 0)) |
2330 |
flags |= MONITOR_IS_DEFAULT; |
2331 |
|
2332 |
chardev = qemu_opt_get(opts, "chardev");
|
2333 |
chr = qemu_chr_find(chardev); |
2334 |
if (chr == NULL) { |
2335 |
fprintf(stderr, "chardev \"%s\" not found\n", chardev);
|
2336 |
exit(1);
|
2337 |
} |
2338 |
|
2339 |
monitor_init(chr, flags); |
2340 |
return 0; |
2341 |
} |
2342 |
|
2343 |
static void monitor_parse(const char *optarg, const char *mode) |
2344 |
{ |
2345 |
static int monitor_device_index = 0; |
2346 |
QemuOpts *opts; |
2347 |
const char *p; |
2348 |
char label[32]; |
2349 |
int def = 0; |
2350 |
|
2351 |
if (strstart(optarg, "chardev:", &p)) { |
2352 |
snprintf(label, sizeof(label), "%s", p); |
2353 |
} else {
|
2354 |
snprintf(label, sizeof(label), "compat_monitor%d", |
2355 |
monitor_device_index); |
2356 |
if (monitor_device_index == 0) { |
2357 |
def = 1;
|
2358 |
} |
2359 |
opts = qemu_chr_parse_compat(label, optarg); |
2360 |
if (!opts) {
|
2361 |
fprintf(stderr, "parse error: %s\n", optarg);
|
2362 |
exit(1);
|
2363 |
} |
2364 |
} |
2365 |
|
2366 |
opts = qemu_opts_create(&qemu_mon_opts, label, 1);
|
2367 |
if (!opts) {
|
2368 |
fprintf(stderr, "duplicate chardev: %s\n", label);
|
2369 |
exit(1);
|
2370 |
} |
2371 |
qemu_opt_set(opts, "mode", mode);
|
2372 |
qemu_opt_set(opts, "chardev", label);
|
2373 |
if (def)
|
2374 |
qemu_opt_set(opts, "default", "on"); |
2375 |
monitor_device_index++; |
2376 |
} |
2377 |
|
2378 |
struct device_config {
|
2379 |
enum {
|
2380 |
DEV_USB, /* -usbdevice */
|
2381 |
DEV_BT, /* -bt */
|
2382 |
DEV_SERIAL, /* -serial */
|
2383 |
DEV_PARALLEL, /* -parallel */
|
2384 |
DEV_VIRTCON, /* -virtioconsole */
|
2385 |
DEV_DEBUGCON, /* -debugcon */
|
2386 |
} type; |
2387 |
const char *cmdline; |
2388 |
QTAILQ_ENTRY(device_config) next; |
2389 |
}; |
2390 |
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs); |
2391 |
|
2392 |
static void add_device_config(int type, const char *cmdline) |
2393 |
{ |
2394 |
struct device_config *conf;
|
2395 |
|
2396 |
conf = qemu_mallocz(sizeof(*conf));
|
2397 |
conf->type = type; |
2398 |
conf->cmdline = cmdline; |
2399 |
QTAILQ_INSERT_TAIL(&device_configs, conf, next); |
2400 |
} |
2401 |
|
2402 |
static int foreach_device_config(int type, int (*func)(const char *cmdline)) |
2403 |
{ |
2404 |
struct device_config *conf;
|
2405 |
int rc;
|
2406 |
|
2407 |
QTAILQ_FOREACH(conf, &device_configs, next) { |
2408 |
if (conf->type != type)
|
2409 |
continue;
|
2410 |
rc = func(conf->cmdline); |
2411 |
if (0 != rc) |
2412 |
return rc;
|
2413 |
} |
2414 |
return 0; |
2415 |
} |
2416 |
|
2417 |
static int serial_parse(const char *devname) |
2418 |
{ |
2419 |
static int index = 0; |
2420 |
char label[32]; |
2421 |
|
2422 |
if (strcmp(devname, "none") == 0) |
2423 |
return 0; |
2424 |
if (index == MAX_SERIAL_PORTS) {
|
2425 |
fprintf(stderr, "qemu: too many serial ports\n");
|
2426 |
exit(1);
|
2427 |
} |
2428 |
snprintf(label, sizeof(label), "serial%d", index); |
2429 |
serial_hds[index] = qemu_chr_open(label, devname, NULL);
|
2430 |
if (!serial_hds[index]) {
|
2431 |
fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
|
2432 |
devname, strerror(errno)); |
2433 |
return -1; |
2434 |
} |
2435 |
index++; |
2436 |
return 0; |
2437 |
} |
2438 |
|
2439 |
static int parallel_parse(const char *devname) |
2440 |
{ |
2441 |
static int index = 0; |
2442 |
char label[32]; |
2443 |
|
2444 |
if (strcmp(devname, "none") == 0) |
2445 |
return 0; |
2446 |
if (index == MAX_PARALLEL_PORTS) {
|
2447 |
fprintf(stderr, "qemu: too many parallel ports\n");
|
2448 |
exit(1);
|
2449 |
} |
2450 |
snprintf(label, sizeof(label), "parallel%d", index); |
2451 |
parallel_hds[index] = qemu_chr_open(label, devname, NULL);
|
2452 |
if (!parallel_hds[index]) {
|
2453 |
fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
|
2454 |
devname, strerror(errno)); |
2455 |
return -1; |
2456 |
} |
2457 |
index++; |
2458 |
return 0; |
2459 |
} |
2460 |
|
2461 |
static int virtcon_parse(const char *devname) |
2462 |
{ |
2463 |
static int index = 0; |
2464 |
char label[32]; |
2465 |
QemuOpts *bus_opts, *dev_opts; |
2466 |
|
2467 |
if (strcmp(devname, "none") == 0) |
2468 |
return 0; |
2469 |
if (index == MAX_VIRTIO_CONSOLES) {
|
2470 |
fprintf(stderr, "qemu: too many virtio consoles\n");
|
2471 |
exit(1);
|
2472 |
} |
2473 |
|
2474 |
bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0); |
2475 |
qemu_opt_set(bus_opts, "driver", "virtio-serial"); |
2476 |
|
2477 |
dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0); |
2478 |
qemu_opt_set(dev_opts, "driver", "virtconsole"); |
2479 |
|
2480 |
snprintf(label, sizeof(label), "virtcon%d", index); |
2481 |
virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
|
2482 |
if (!virtcon_hds[index]) {
|
2483 |
fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
|
2484 |
devname, strerror(errno)); |
2485 |
return -1; |
2486 |
} |
2487 |
qemu_opt_set(dev_opts, "chardev", label);
|
2488 |
|
2489 |
index++; |
2490 |
return 0; |
2491 |
} |
2492 |
|
2493 |
static int debugcon_parse(const char *devname) |
2494 |
{ |
2495 |
QemuOpts *opts; |
2496 |
|
2497 |
if (!qemu_chr_open("debugcon", devname, NULL)) { |
2498 |
exit(1);
|
2499 |
} |
2500 |
opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1); |
2501 |
if (!opts) {
|
2502 |
fprintf(stderr, "qemu: already have a debugcon device\n");
|
2503 |
exit(1);
|
2504 |
} |
2505 |
qemu_opt_set(opts, "driver", "isa-debugcon"); |
2506 |
qemu_opt_set(opts, "chardev", "debugcon"); |
2507 |
return 0; |
2508 |
} |
2509 |
|
2510 |
static const QEMUOption *lookup_opt(int argc, char **argv, |
2511 |
const char **poptarg, int *poptind) |
2512 |
{ |
2513 |
const QEMUOption *popt;
|
2514 |
int optind = *poptind;
|
2515 |
char *r = argv[optind];
|
2516 |
const char *optarg; |
2517 |
|
2518 |
loc_set_cmdline(argv, optind, 1);
|
2519 |
optind++; |
2520 |
/* Treat --foo the same as -foo. */
|
2521 |
if (r[1] == '-') |
2522 |
r++; |
2523 |
popt = qemu_options; |
2524 |
for(;;) {
|
2525 |
if (!popt->name) {
|
2526 |
error_report("invalid option");
|
2527 |
exit(1);
|
2528 |
} |
2529 |
if (!strcmp(popt->name, r + 1)) |
2530 |
break;
|
2531 |
popt++; |
2532 |
} |
2533 |
if (popt->flags & HAS_ARG) {
|
2534 |
if (optind >= argc) {
|
2535 |
error_report("requires an argument");
|
2536 |
exit(1);
|
2537 |
} |
2538 |
optarg = argv[optind++]; |
2539 |
loc_set_cmdline(argv, optind - 2, 2); |
2540 |
} else {
|
2541 |
optarg = NULL;
|
2542 |
} |
2543 |
|
2544 |
*poptarg = optarg; |
2545 |
*poptind = optind; |
2546 |
|
2547 |
return popt;
|
2548 |
} |
2549 |
|
2550 |
int main(int argc, char **argv, char **envp) |
2551 |
{ |
2552 |
const char *gdbstub_dev = NULL; |
2553 |
int i;
|
2554 |
int snapshot, linux_boot;
|
2555 |
const char *icount_option = NULL; |
2556 |
const char *initrd_filename; |
2557 |
const char *kernel_filename, *kernel_cmdline; |
2558 |
char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ |
2559 |
DisplayState *ds; |
2560 |
DisplayChangeListener *dcl; |
2561 |
int cyls, heads, secs, translation;
|
2562 |
QemuOpts *hda_opts = NULL, *opts;
|
2563 |
int optind;
|
2564 |
const char *optarg; |
2565 |
const char *loadvm = NULL; |
2566 |
QEMUMachine *machine; |
2567 |
const char *cpu_model; |
2568 |
#ifndef _WIN32
|
2569 |
int fds[2]; |
2570 |
#endif
|
2571 |
int tb_size;
|
2572 |
const char *pid_file = NULL; |
2573 |
const char *incoming = NULL; |
2574 |
#ifndef _WIN32
|
2575 |
int fd = 0; |
2576 |
struct passwd *pwd = NULL; |
2577 |
const char *chroot_dir = NULL; |
2578 |
const char *run_as = NULL; |
2579 |
#endif
|
2580 |
int show_vnc_port = 0; |
2581 |
int defconfig = 1; |
2582 |
|
2583 |
error_set_progname(argv[0]);
|
2584 |
|
2585 |
init_clocks(); |
2586 |
|
2587 |
qemu_cache_utils_init(envp); |
2588 |
|
2589 |
QLIST_INIT (&vm_change_state_head); |
2590 |
#ifndef _WIN32
|
2591 |
{ |
2592 |
struct sigaction act;
|
2593 |
sigfillset(&act.sa_mask); |
2594 |
act.sa_flags = 0;
|
2595 |
act.sa_handler = SIG_IGN; |
2596 |
sigaction(SIGPIPE, &act, NULL);
|
2597 |
} |
2598 |
#else
|
2599 |
SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); |
2600 |
/* Note: cpu_interrupt() is currently not SMP safe, so we force
|
2601 |
QEMU to run on a single CPU */
|
2602 |
{ |
2603 |
HANDLE h; |
2604 |
DWORD mask, smask; |
2605 |
int i;
|
2606 |
h = GetCurrentProcess(); |
2607 |
if (GetProcessAffinityMask(h, &mask, &smask)) {
|
2608 |
for(i = 0; i < 32; i++) { |
2609 |
if (mask & (1 << i)) |
2610 |
break;
|
2611 |
} |
2612 |
if (i != 32) { |
2613 |
mask = 1 << i;
|
2614 |
SetProcessAffinityMask(h, mask); |
2615 |
} |
2616 |
} |
2617 |
} |
2618 |
#endif
|
2619 |
|
2620 |
module_call_init(MODULE_INIT_MACHINE); |
2621 |
machine = find_default_machine(); |
2622 |
cpu_model = NULL;
|
2623 |
initrd_filename = NULL;
|
2624 |
ram_size = 0;
|
2625 |
snapshot = 0;
|
2626 |
kernel_filename = NULL;
|
2627 |
kernel_cmdline = "";
|
2628 |
cyls = heads = secs = 0;
|
2629 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
2630 |
|
2631 |
for (i = 0; i < MAX_NODES; i++) { |
2632 |
node_mem[i] = 0;
|
2633 |
node_cpumask[i] = 0;
|
2634 |
} |
2635 |
|
2636 |
nb_numa_nodes = 0;
|
2637 |
nb_nics = 0;
|
2638 |
|
2639 |
tb_size = 0;
|
2640 |
autostart= 1;
|
2641 |
|
2642 |
/* first pass of option parsing */
|
2643 |
optind = 1;
|
2644 |
while (optind < argc) {
|
2645 |
if (argv[optind][0] != '-') { |
2646 |
/* disk image */
|
2647 |
optind++; |
2648 |
continue;
|
2649 |
} else {
|
2650 |
const QEMUOption *popt;
|
2651 |
|
2652 |
popt = lookup_opt(argc, argv, &optarg, &optind); |
2653 |
switch (popt->index) {
|
2654 |
case QEMU_OPTION_nodefconfig:
|
2655 |
defconfig=0;
|
2656 |
break;
|
2657 |
} |
2658 |
} |
2659 |
} |
2660 |
|
2661 |
if (defconfig) {
|
2662 |
int ret;
|
2663 |
|
2664 |
ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
|
2665 |
if (ret < 0 && ret != -ENOENT) { |
2666 |
exit(1);
|
2667 |
} |
2668 |
|
2669 |
ret = qemu_read_config_file(arch_config_name); |
2670 |
if (ret < 0 && ret != -ENOENT) { |
2671 |
exit(1);
|
2672 |
} |
2673 |
} |
2674 |
cpudef_init(); |
2675 |
|
2676 |
/* second pass of option parsing */
|
2677 |
optind = 1;
|
2678 |
for(;;) {
|
2679 |
if (optind >= argc)
|
2680 |
break;
|
2681 |
if (argv[optind][0] != '-') { |
2682 |
hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
|
2683 |
} else {
|
2684 |
const QEMUOption *popt;
|
2685 |
|
2686 |
popt = lookup_opt(argc, argv, &optarg, &optind); |
2687 |
if (!(popt->arch_mask & arch_type)) {
|
2688 |
printf("Option %s not supported for this target\n", popt->name);
|
2689 |
exit(1);
|
2690 |
} |
2691 |
switch(popt->index) {
|
2692 |
case QEMU_OPTION_M:
|
2693 |
machine = find_machine(optarg); |
2694 |
if (!machine) {
|
2695 |
QEMUMachine *m; |
2696 |
printf("Supported machines are:\n");
|
2697 |
for(m = first_machine; m != NULL; m = m->next) { |
2698 |
if (m->alias)
|
2699 |
printf("%-10s %s (alias of %s)\n",
|
2700 |
m->alias, m->desc, m->name); |
2701 |
printf("%-10s %s%s\n",
|
2702 |
m->name, m->desc, |
2703 |
m->is_default ? " (default)" : ""); |
2704 |
} |
2705 |
exit(*optarg != '?');
|
2706 |
} |
2707 |
break;
|
2708 |
case QEMU_OPTION_cpu:
|
2709 |
/* hw initialization will check this */
|
2710 |
if (*optarg == '?') { |
2711 |
list_cpus(stdout, &fprintf, optarg); |
2712 |
exit(0);
|
2713 |
} else {
|
2714 |
cpu_model = optarg; |
2715 |
} |
2716 |
break;
|
2717 |
case QEMU_OPTION_initrd:
|
2718 |
initrd_filename = optarg; |
2719 |
break;
|
2720 |
case QEMU_OPTION_hda:
|
2721 |
if (cyls == 0) |
2722 |
hda_opts = drive_add(optarg, HD_ALIAS, 0);
|
2723 |
else
|
2724 |
hda_opts = drive_add(optarg, HD_ALIAS |
2725 |
",cyls=%d,heads=%d,secs=%d%s",
|
2726 |
0, cyls, heads, secs,
|
2727 |
translation == BIOS_ATA_TRANSLATION_LBA ? |
2728 |
",trans=lba" :
|
2729 |
translation == BIOS_ATA_TRANSLATION_NONE ? |
2730 |
",trans=none" : ""); |
2731 |
break;
|
2732 |
case QEMU_OPTION_hdb:
|
2733 |
case QEMU_OPTION_hdc:
|
2734 |
case QEMU_OPTION_hdd:
|
2735 |
drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
2736 |
break;
|
2737 |
case QEMU_OPTION_drive:
|
2738 |
drive_add(NULL, "%s", optarg); |
2739 |
break;
|
2740 |
case QEMU_OPTION_set:
|
2741 |
if (qemu_set_option(optarg) != 0) |
2742 |
exit(1);
|
2743 |
break;
|
2744 |
case QEMU_OPTION_global:
|
2745 |
if (qemu_global_option(optarg) != 0) |
2746 |
exit(1);
|
2747 |
break;
|
2748 |
case QEMU_OPTION_mtdblock:
|
2749 |
drive_add(optarg, MTD_ALIAS); |
2750 |
break;
|
2751 |
case QEMU_OPTION_sd:
|
2752 |
drive_add(optarg, SD_ALIAS); |
2753 |
break;
|
2754 |
case QEMU_OPTION_pflash:
|
2755 |
drive_add(optarg, PFLASH_ALIAS); |
2756 |
break;
|
2757 |
case QEMU_OPTION_snapshot:
|
2758 |
snapshot = 1;
|
2759 |
break;
|
2760 |
case QEMU_OPTION_hdachs:
|
2761 |
{ |
2762 |
const char *p; |
2763 |
p = optarg; |
2764 |
cyls = strtol(p, (char **)&p, 0); |
2765 |
if (cyls < 1 || cyls > 16383) |
2766 |
goto chs_fail;
|
2767 |
if (*p != ',') |
2768 |
goto chs_fail;
|
2769 |
p++; |
2770 |
heads = strtol(p, (char **)&p, 0); |
2771 |
if (heads < 1 || heads > 16) |
2772 |
goto chs_fail;
|
2773 |
if (*p != ',') |
2774 |
goto chs_fail;
|
2775 |
p++; |
2776 |
secs = strtol(p, (char **)&p, 0); |
2777 |
if (secs < 1 || secs > 63) |
2778 |
goto chs_fail;
|
2779 |
if (*p == ',') { |
2780 |
p++; |
2781 |
if (!strcmp(p, "none")) |
2782 |
translation = BIOS_ATA_TRANSLATION_NONE; |
2783 |
else if (!strcmp(p, "lba")) |
2784 |
translation = BIOS_ATA_TRANSLATION_LBA; |
2785 |
else if (!strcmp(p, "auto")) |
2786 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
2787 |
else
|
2788 |
goto chs_fail;
|
2789 |
} else if (*p != '\0') { |
2790 |
chs_fail:
|
2791 |
fprintf(stderr, "qemu: invalid physical CHS format\n");
|
2792 |
exit(1);
|
2793 |
} |
2794 |
if (hda_opts != NULL) { |
2795 |
char num[16]; |
2796 |
snprintf(num, sizeof(num), "%d", cyls); |
2797 |
qemu_opt_set(hda_opts, "cyls", num);
|
2798 |
snprintf(num, sizeof(num), "%d", heads); |
2799 |
qemu_opt_set(hda_opts, "heads", num);
|
2800 |
snprintf(num, sizeof(num), "%d", secs); |
2801 |
qemu_opt_set(hda_opts, "secs", num);
|
2802 |
if (translation == BIOS_ATA_TRANSLATION_LBA)
|
2803 |
qemu_opt_set(hda_opts, "trans", "lba"); |
2804 |
if (translation == BIOS_ATA_TRANSLATION_NONE)
|
2805 |
qemu_opt_set(hda_opts, "trans", "none"); |
2806 |
} |
2807 |
} |
2808 |
break;
|
2809 |
case QEMU_OPTION_numa:
|
2810 |
if (nb_numa_nodes >= MAX_NODES) {
|
2811 |
fprintf(stderr, "qemu: too many NUMA nodes\n");
|
2812 |
exit(1);
|
2813 |
} |
2814 |
numa_add(optarg); |
2815 |
break;
|
2816 |
case QEMU_OPTION_nographic:
|
2817 |
display_type = DT_NOGRAPHIC; |
2818 |
break;
|
2819 |
#ifdef CONFIG_CURSES
|
2820 |
case QEMU_OPTION_curses:
|
2821 |
display_type = DT_CURSES; |
2822 |
break;
|
2823 |
#endif
|
2824 |
case QEMU_OPTION_portrait:
|
2825 |
graphic_rotate = 1;
|
2826 |
break;
|
2827 |
case QEMU_OPTION_kernel:
|
2828 |
kernel_filename = optarg; |
2829 |
break;
|
2830 |
case QEMU_OPTION_append:
|
2831 |
kernel_cmdline = optarg; |
2832 |
break;
|
2833 |
case QEMU_OPTION_cdrom:
|
2834 |
drive_add(optarg, CDROM_ALIAS); |
2835 |
break;
|
2836 |
case QEMU_OPTION_boot:
|
2837 |
{ |
2838 |
static const char * const params[] = { |
2839 |
"order", "once", "menu", NULL |
2840 |
}; |
2841 |
char buf[sizeof(boot_devices)]; |
2842 |
char *standard_boot_devices;
|
2843 |
int legacy = 0; |
2844 |
|
2845 |
if (!strchr(optarg, '=')) { |
2846 |
legacy = 1;
|
2847 |
pstrcpy(buf, sizeof(buf), optarg);
|
2848 |
} else if (check_params(buf, sizeof(buf), params, optarg) < 0) { |
2849 |
fprintf(stderr, |
2850 |
"qemu: unknown boot parameter '%s' in '%s'\n",
|
2851 |
buf, optarg); |
2852 |
exit(1);
|
2853 |
} |
2854 |
|
2855 |
if (legacy ||
|
2856 |
get_param_value(buf, sizeof(buf), "order", optarg)) { |
2857 |
validate_bootdevices(buf); |
2858 |
pstrcpy(boot_devices, sizeof(boot_devices), buf);
|
2859 |
} |
2860 |
if (!legacy) {
|
2861 |
if (get_param_value(buf, sizeof(buf), |
2862 |
"once", optarg)) {
|
2863 |
validate_bootdevices(buf); |
2864 |
standard_boot_devices = qemu_strdup(boot_devices); |
2865 |
pstrcpy(boot_devices, sizeof(boot_devices), buf);
|
2866 |
qemu_register_reset(restore_boot_devices, |
2867 |
standard_boot_devices); |
2868 |
} |
2869 |
if (get_param_value(buf, sizeof(buf), |
2870 |
"menu", optarg)) {
|
2871 |
if (!strcmp(buf, "on")) { |
2872 |
boot_menu = 1;
|
2873 |
} else if (!strcmp(buf, "off")) { |
2874 |
boot_menu = 0;
|
2875 |
} else {
|
2876 |
fprintf(stderr, |
2877 |
"qemu: invalid option value '%s'\n",
|
2878 |
buf); |
2879 |
exit(1);
|
2880 |
} |
2881 |
} |
2882 |
} |
2883 |
} |
2884 |
break;
|
2885 |
case QEMU_OPTION_fda:
|
2886 |
case QEMU_OPTION_fdb:
|
2887 |
drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
2888 |
break;
|
2889 |
case QEMU_OPTION_no_fd_bootchk:
|
2890 |
fd_bootchk = 0;
|
2891 |
break;
|
2892 |
case QEMU_OPTION_netdev:
|
2893 |
if (net_client_parse(&qemu_netdev_opts, optarg) == -1) { |
2894 |
exit(1);
|
2895 |
} |
2896 |
break;
|
2897 |
case QEMU_OPTION_net:
|
2898 |
if (net_client_parse(&qemu_net_opts, optarg) == -1) { |
2899 |
exit(1);
|
2900 |
} |
2901 |
break;
|
2902 |
#ifdef CONFIG_SLIRP
|
2903 |
case QEMU_OPTION_tftp:
|
2904 |
legacy_tftp_prefix = optarg; |
2905 |
break;
|
2906 |
case QEMU_OPTION_bootp:
|
2907 |
legacy_bootp_filename = optarg; |
2908 |
break;
|
2909 |
#ifndef _WIN32
|
2910 |
case QEMU_OPTION_smb:
|
2911 |
if (net_slirp_smb(optarg) < 0) |
2912 |
exit(1);
|
2913 |
break;
|
2914 |
#endif
|
2915 |
case QEMU_OPTION_redir:
|
2916 |
if (net_slirp_redir(optarg) < 0) |
2917 |
exit(1);
|
2918 |
break;
|
2919 |
#endif
|
2920 |
case QEMU_OPTION_bt:
|
2921 |
add_device_config(DEV_BT, optarg); |
2922 |
break;
|
2923 |
case QEMU_OPTION_audio_help:
|
2924 |
if (!(audio_available())) {
|
2925 |
printf("Option %s not supported for this target\n", popt->name);
|
2926 |
exit(1);
|
2927 |
} |
2928 |
AUD_help (); |
2929 |
exit (0);
|
2930 |
break;
|
2931 |
case QEMU_OPTION_soundhw:
|
2932 |
if (!(audio_available())) {
|
2933 |
printf("Option %s not supported for this target\n", popt->name);
|
2934 |
exit(1);
|
2935 |
} |
2936 |
select_soundhw (optarg); |
2937 |
break;
|
2938 |
case QEMU_OPTION_h:
|
2939 |
help(0);
|
2940 |
break;
|
2941 |
case QEMU_OPTION_version:
|
2942 |
version(); |
2943 |
exit(0);
|
2944 |
break;
|
2945 |
case QEMU_OPTION_m: {
|
2946 |
uint64_t value; |
2947 |
char *ptr;
|
2948 |
|
2949 |
value = strtoul(optarg, &ptr, 10);
|
2950 |
switch (*ptr) {
|
2951 |
case 0: case 'M': case 'm': |
2952 |
value <<= 20;
|
2953 |
break;
|
2954 |
case 'G': case 'g': |
2955 |
value <<= 30;
|
2956 |
break;
|
2957 |
default:
|
2958 |
fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
|
2959 |
exit(1);
|
2960 |
} |
2961 |
|
2962 |
/* On 32-bit hosts, QEMU is limited by virtual address space */
|
2963 |
if (value > (2047 << 20) && HOST_LONG_BITS == 32) { |
2964 |
fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
|
2965 |
exit(1);
|
2966 |
} |
2967 |
if (value != (uint64_t)(ram_addr_t)value) {
|
2968 |
fprintf(stderr, "qemu: ram size too large\n");
|
2969 |
exit(1);
|
2970 |
} |
2971 |
ram_size = value; |
2972 |
break;
|
2973 |
} |
2974 |
case QEMU_OPTION_mempath:
|
2975 |
mem_path = optarg; |
2976 |
break;
|
2977 |
#ifdef MAP_POPULATE
|
2978 |
case QEMU_OPTION_mem_prealloc:
|
2979 |
mem_prealloc = 1;
|
2980 |
break;
|
2981 |
#endif
|
2982 |
case QEMU_OPTION_d:
|
2983 |
set_cpu_log(optarg); |
2984 |
break;
|
2985 |
case QEMU_OPTION_s:
|
2986 |
gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
|
2987 |
break;
|
2988 |
case QEMU_OPTION_gdb:
|
2989 |
gdbstub_dev = optarg; |
2990 |
break;
|
2991 |
case QEMU_OPTION_L:
|
2992 |
data_dir = optarg; |
2993 |
break;
|
2994 |
case QEMU_OPTION_bios:
|
2995 |
bios_name = optarg; |
2996 |
break;
|
2997 |
case QEMU_OPTION_singlestep:
|
2998 |
singlestep = 1;
|
2999 |
break;
|
3000 |
case QEMU_OPTION_S:
|
3001 |
autostart = 0;
|
3002 |
break;
|
3003 |
case QEMU_OPTION_k:
|
3004 |
keyboard_layout = optarg; |
3005 |
break;
|
3006 |
case QEMU_OPTION_localtime:
|
3007 |
rtc_utc = 0;
|
3008 |
break;
|
3009 |
case QEMU_OPTION_vga:
|
3010 |
select_vgahw (optarg); |
3011 |
break;
|
3012 |
case QEMU_OPTION_g:
|
3013 |
{ |
3014 |
const char *p; |
3015 |
int w, h, depth;
|
3016 |
p = optarg; |
3017 |
w = strtol(p, (char **)&p, 10); |
3018 |
if (w <= 0) { |
3019 |
graphic_error:
|
3020 |
fprintf(stderr, "qemu: invalid resolution or depth\n");
|
3021 |
exit(1);
|
3022 |
} |
3023 |
if (*p != 'x') |
3024 |
goto graphic_error;
|
3025 |
p++; |
3026 |
h = strtol(p, (char **)&p, 10); |
3027 |
if (h <= 0) |
3028 |
goto graphic_error;
|
3029 |
if (*p == 'x') { |
3030 |
p++; |
3031 |
depth = strtol(p, (char **)&p, 10); |
3032 |
if (depth != 8 && depth != 15 && depth != 16 && |
3033 |
depth != 24 && depth != 32) |
3034 |
goto graphic_error;
|
3035 |
} else if (*p == '\0') { |
3036 |
depth = graphic_depth; |
3037 |
} else {
|
3038 |
goto graphic_error;
|
3039 |
} |
3040 |
|
3041 |
graphic_width = w; |
3042 |
graphic_height = h; |
3043 |
graphic_depth = depth; |
3044 |
} |
3045 |
break;
|
3046 |
case QEMU_OPTION_echr:
|
3047 |
{ |
3048 |
char *r;
|
3049 |
term_escape_char = strtol(optarg, &r, 0);
|
3050 |
if (r == optarg)
|
3051 |
printf("Bad argument to echr\n");
|
3052 |
break;
|
3053 |
} |
3054 |
case QEMU_OPTION_monitor:
|
3055 |
monitor_parse(optarg, "readline");
|
3056 |
default_monitor = 0;
|
3057 |
break;
|
3058 |
case QEMU_OPTION_qmp:
|
3059 |
monitor_parse(optarg, "control");
|
3060 |
default_monitor = 0;
|
3061 |
break;
|
3062 |
case QEMU_OPTION_mon:
|
3063 |
opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
|
3064 |
if (!opts) {
|
3065 |
exit(1);
|
3066 |
} |
3067 |
default_monitor = 0;
|
3068 |
break;
|
3069 |
case QEMU_OPTION_chardev:
|
3070 |
opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
|
3071 |
if (!opts) {
|
3072 |
exit(1);
|
3073 |
} |
3074 |
break;
|
3075 |
#ifdef CONFIG_LINUX
|
3076 |
case QEMU_OPTION_fsdev:
|
3077 |
opts = qemu_opts_parse(&qemu_fsdev_opts, optarg, 1);
|
3078 |
if (!opts) {
|
3079 |
fprintf(stderr, "parse error: %s\n", optarg);
|
3080 |
exit(1);
|
3081 |
} |
3082 |
break;
|
3083 |
case QEMU_OPTION_virtfs: {
|
3084 |
char *arg_fsdev = NULL; |
3085 |
char *arg_9p = NULL; |
3086 |
int len = 0; |
3087 |
|
3088 |
opts = qemu_opts_parse(&qemu_virtfs_opts, optarg, 1);
|
3089 |
if (!opts) {
|
3090 |
fprintf(stderr, "parse error: %s\n", optarg);
|
3091 |
exit(1);
|
3092 |
} |
3093 |
|
3094 |
len = strlen(",id=,path=");
|
3095 |
len += strlen(qemu_opt_get(opts, "fstype"));
|
3096 |
len += strlen(qemu_opt_get(opts, "mount_tag"));
|
3097 |
len += strlen(qemu_opt_get(opts, "path"));
|
3098 |
arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev)); |
3099 |
|
3100 |
if (!arg_fsdev) {
|
3101 |
fprintf(stderr, "No memory to parse -fsdev for %s\n",
|
3102 |
optarg); |
3103 |
exit(1);
|
3104 |
} |
3105 |
|
3106 |
sprintf(arg_fsdev, "%s,id=%s,path=%s",
|
3107 |
qemu_opt_get(opts, "fstype"),
|
3108 |
qemu_opt_get(opts, "mount_tag"),
|
3109 |
qemu_opt_get(opts, "path"));
|
3110 |
|
3111 |
len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
|
3112 |
len += 2*strlen(qemu_opt_get(opts, "mount_tag")); |
3113 |
arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p)); |
3114 |
|
3115 |
if (!arg_9p) {
|
3116 |
fprintf(stderr, "No memory to parse -device for %s\n",
|
3117 |
optarg); |
3118 |
exit(1);
|
3119 |
} |
3120 |
|
3121 |
sprintf(arg_9p, "virtio-9p-pci,fsdev=%s,mount_tag=%s",
|
3122 |
qemu_opt_get(opts, "mount_tag"),
|
3123 |
qemu_opt_get(opts, "mount_tag"));
|
3124 |
|
3125 |
if (!qemu_opts_parse(&qemu_fsdev_opts, arg_fsdev, 1)) { |
3126 |
fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
|
3127 |
exit(1);
|
3128 |
} |
3129 |
|
3130 |
if (!qemu_opts_parse(&qemu_device_opts, arg_9p, 1)) { |
3131 |
fprintf(stderr, "parse error [device]: %s\n", optarg);
|
3132 |
exit(1);
|
3133 |
} |
3134 |
|
3135 |
qemu_free(arg_fsdev); |
3136 |
qemu_free(arg_9p); |
3137 |
break;
|
3138 |
} |
3139 |
#endif
|
3140 |
case QEMU_OPTION_serial:
|
3141 |
add_device_config(DEV_SERIAL, optarg); |
3142 |
default_serial = 0;
|
3143 |
if (strncmp(optarg, "mon:", 4) == 0) { |
3144 |
default_monitor = 0;
|
3145 |
} |
3146 |
break;
|
3147 |
case QEMU_OPTION_watchdog:
|
3148 |
if (watchdog) {
|
3149 |
fprintf(stderr, |
3150 |
"qemu: only one watchdog option may be given\n");
|
3151 |
return 1; |
3152 |
} |
3153 |
watchdog = optarg; |
3154 |
break;
|
3155 |
case QEMU_OPTION_watchdog_action:
|
3156 |
if (select_watchdog_action(optarg) == -1) { |
3157 |
fprintf(stderr, "Unknown -watchdog-action parameter\n");
|
3158 |
exit(1);
|
3159 |
} |
3160 |
break;
|
3161 |
case QEMU_OPTION_virtiocon:
|
3162 |
add_device_config(DEV_VIRTCON, optarg); |
3163 |
default_virtcon = 0;
|
3164 |
if (strncmp(optarg, "mon:", 4) == 0) { |
3165 |
default_monitor = 0;
|
3166 |
} |
3167 |
break;
|
3168 |
case QEMU_OPTION_parallel:
|
3169 |
add_device_config(DEV_PARALLEL, optarg); |
3170 |
default_parallel = 0;
|
3171 |
if (strncmp(optarg, "mon:", 4) == 0) { |
3172 |
default_monitor = 0;
|
3173 |
} |
3174 |
break;
|
3175 |
case QEMU_OPTION_debugcon:
|
3176 |
add_device_config(DEV_DEBUGCON, optarg); |
3177 |
break;
|
3178 |
case QEMU_OPTION_loadvm:
|
3179 |
loadvm = optarg; |
3180 |
break;
|
3181 |
case QEMU_OPTION_full_screen:
|
3182 |
full_screen = 1;
|
3183 |
break;
|
3184 |
#ifdef CONFIG_SDL
|
3185 |
case QEMU_OPTION_no_frame:
|
3186 |
no_frame = 1;
|
3187 |
break;
|
3188 |
case QEMU_OPTION_alt_grab:
|
3189 |
alt_grab = 1;
|
3190 |
break;
|
3191 |
case QEMU_OPTION_ctrl_grab:
|
3192 |
ctrl_grab = 1;
|
3193 |
break;
|
3194 |
case QEMU_OPTION_no_quit:
|
3195 |
no_quit = 1;
|
3196 |
break;
|
3197 |
case QEMU_OPTION_sdl:
|
3198 |
display_type = DT_SDL; |
3199 |
break;
|
3200 |
#endif
|
3201 |
case QEMU_OPTION_pidfile:
|
3202 |
pid_file = optarg; |
3203 |
break;
|
3204 |
case QEMU_OPTION_win2k_hack:
|
3205 |
win2k_install_hack = 1;
|
3206 |
break;
|
3207 |
case QEMU_OPTION_rtc_td_hack:
|
3208 |
rtc_td_hack = 1;
|
3209 |
break;
|
3210 |
case QEMU_OPTION_acpitable:
|
3211 |
do_acpitable_option(optarg); |
3212 |
break;
|
3213 |
case QEMU_OPTION_smbios:
|
3214 |
do_smbios_option(optarg); |
3215 |
break;
|
3216 |
case QEMU_OPTION_enable_kvm:
|
3217 |
kvm_allowed = 1;
|
3218 |
break;
|
3219 |
case QEMU_OPTION_usb:
|
3220 |
usb_enabled = 1;
|
3221 |
break;
|
3222 |
case QEMU_OPTION_usbdevice:
|
3223 |
usb_enabled = 1;
|
3224 |
add_device_config(DEV_USB, optarg); |
3225 |
break;
|
3226 |
case QEMU_OPTION_device:
|
3227 |
if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) { |
3228 |
exit(1);
|
3229 |
} |
3230 |
break;
|
3231 |
case QEMU_OPTION_smp:
|
3232 |
smp_parse(optarg); |
3233 |
if (smp_cpus < 1) { |
3234 |
fprintf(stderr, "Invalid number of CPUs\n");
|
3235 |
exit(1);
|
3236 |
} |
3237 |
if (max_cpus < smp_cpus) {
|
3238 |
fprintf(stderr, "maxcpus must be equal to or greater than "
|
3239 |
"smp\n");
|
3240 |
exit(1);
|
3241 |
} |
3242 |
if (max_cpus > 255) { |
3243 |
fprintf(stderr, "Unsupported number of maxcpus\n");
|
3244 |
exit(1);
|
3245 |
} |
3246 |
break;
|
3247 |
case QEMU_OPTION_vnc:
|
3248 |
display_type = DT_VNC; |
3249 |
vnc_display = optarg; |
3250 |
break;
|
3251 |
case QEMU_OPTION_no_acpi:
|
3252 |
acpi_enabled = 0;
|
3253 |
break;
|
3254 |
case QEMU_OPTION_no_hpet:
|
3255 |
no_hpet = 1;
|
3256 |
break;
|
3257 |
case QEMU_OPTION_balloon:
|
3258 |
if (balloon_parse(optarg) < 0) { |
3259 |
fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
|
3260 |
exit(1);
|
3261 |
} |
3262 |
break;
|
3263 |
case QEMU_OPTION_no_reboot:
|
3264 |
no_reboot = 1;
|
3265 |
break;
|
3266 |
case QEMU_OPTION_no_shutdown:
|
3267 |
no_shutdown = 1;
|
3268 |
break;
|
3269 |
case QEMU_OPTION_show_cursor:
|
3270 |
cursor_hide = 0;
|
3271 |
break;
|
3272 |
case QEMU_OPTION_uuid:
|
3273 |
if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { |
3274 |
fprintf(stderr, "Fail to parse UUID string."
|
3275 |
" Wrong format.\n");
|
3276 |
exit(1);
|
3277 |
} |
3278 |
break;
|
3279 |
#ifndef _WIN32
|
3280 |
case QEMU_OPTION_daemonize:
|
3281 |
daemonize = 1;
|
3282 |
break;
|
3283 |
#endif
|
3284 |
case QEMU_OPTION_option_rom:
|
3285 |
if (nb_option_roms >= MAX_OPTION_ROMS) {
|
3286 |
fprintf(stderr, "Too many option ROMs\n");
|
3287 |
exit(1);
|
3288 |
} |
3289 |
option_rom[nb_option_roms] = optarg; |
3290 |
nb_option_roms++; |
3291 |
break;
|
3292 |
case QEMU_OPTION_semihosting:
|
3293 |
semihosting_enabled = 1;
|
3294 |
break;
|
3295 |
case QEMU_OPTION_name:
|
3296 |
qemu_name = qemu_strdup(optarg); |
3297 |
{ |
3298 |
char *p = strchr(qemu_name, ','); |
3299 |
if (p != NULL) { |
3300 |
*p++ = 0;
|
3301 |
if (strncmp(p, "process=", 8)) { |
3302 |
fprintf(stderr, "Unknown subargument %s to -name", p);
|
3303 |
exit(1);
|
3304 |
} |
3305 |
p += 8;
|
3306 |
set_proc_name(p); |
3307 |
} |
3308 |
} |
3309 |
break;
|
3310 |
case QEMU_OPTION_prom_env:
|
3311 |
if (nb_prom_envs >= MAX_PROM_ENVS) {
|
3312 |
fprintf(stderr, "Too many prom variables\n");
|
3313 |
exit(1);
|
3314 |
} |
3315 |
prom_envs[nb_prom_envs] = optarg; |
3316 |
nb_prom_envs++; |
3317 |
break;
|
3318 |
case QEMU_OPTION_old_param:
|
3319 |
old_param = 1;
|
3320 |
break;
|
3321 |
case QEMU_OPTION_clock:
|
3322 |
configure_alarms(optarg); |
3323 |
break;
|
3324 |
case QEMU_OPTION_startdate:
|
3325 |
configure_rtc_date_offset(optarg, 1);
|
3326 |
break;
|
3327 |
case QEMU_OPTION_rtc:
|
3328 |
opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
|
3329 |
if (!opts) {
|
3330 |
exit(1);
|
3331 |
} |
3332 |
configure_rtc(opts); |
3333 |
break;
|
3334 |
case QEMU_OPTION_tb_size:
|
3335 |
tb_size = strtol(optarg, NULL, 0); |
3336 |
if (tb_size < 0) |
3337 |
tb_size = 0;
|
3338 |
break;
|
3339 |
case QEMU_OPTION_icount:
|
3340 |
icount_option = optarg; |
3341 |
break;
|
3342 |
case QEMU_OPTION_incoming:
|
3343 |
incoming = optarg; |
3344 |
break;
|
3345 |
case QEMU_OPTION_nodefaults:
|
3346 |
default_serial = 0;
|
3347 |
default_parallel = 0;
|
3348 |
default_virtcon = 0;
|
3349 |
default_monitor = 0;
|
3350 |
default_vga = 0;
|
3351 |
default_net = 0;
|
3352 |
default_floppy = 0;
|
3353 |
default_cdrom = 0;
|
3354 |
default_sdcard = 0;
|
3355 |
break;
|
3356 |
#ifndef _WIN32
|
3357 |
case QEMU_OPTION_chroot:
|
3358 |
chroot_dir = optarg; |
3359 |
break;
|
3360 |
case QEMU_OPTION_runas:
|
3361 |
run_as = optarg; |
3362 |
break;
|
3363 |
#endif
|
3364 |
case QEMU_OPTION_xen_domid:
|
3365 |
if (!(xen_available())) {
|
3366 |
printf("Option %s not supported for this target\n", popt->name);
|
3367 |
exit(1);
|
3368 |
} |
3369 |
xen_domid = atoi(optarg); |
3370 |
break;
|
3371 |
case QEMU_OPTION_xen_create:
|
3372 |
if (!(xen_available())) {
|
3373 |
printf("Option %s not supported for this target\n", popt->name);
|
3374 |
exit(1);
|
3375 |
} |
3376 |
xen_mode = XEN_CREATE; |
3377 |
break;
|
3378 |
case QEMU_OPTION_xen_attach:
|
3379 |
if (!(xen_available())) {
|
3380 |
printf("Option %s not supported for this target\n", popt->name);
|
3381 |
exit(1);
|
3382 |
} |
3383 |
xen_mode = XEN_ATTACH; |
3384 |
break;
|
3385 |
case QEMU_OPTION_readconfig:
|
3386 |
{ |
3387 |
int ret = qemu_read_config_file(optarg);
|
3388 |
if (ret < 0) { |
3389 |
fprintf(stderr, "read config %s: %s\n", optarg,
|
3390 |
strerror(-ret)); |
3391 |
exit(1);
|
3392 |
} |
3393 |
break;
|
3394 |
} |
3395 |
case QEMU_OPTION_writeconfig:
|
3396 |
{ |
3397 |
FILE *fp; |
3398 |
if (strcmp(optarg, "-") == 0) { |
3399 |
fp = stdout; |
3400 |
} else {
|
3401 |
fp = fopen(optarg, "w");
|
3402 |
if (fp == NULL) { |
3403 |
fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
|
3404 |
exit(1);
|
3405 |
} |
3406 |
} |
3407 |
qemu_config_write(fp); |
3408 |
fclose(fp); |
3409 |
break;
|
3410 |
} |
3411 |
} |
3412 |
} |
3413 |
} |
3414 |
loc_set_none(); |
3415 |
|
3416 |
/* If no data_dir is specified then try to find it relative to the
|
3417 |
executable path. */
|
3418 |
if (!data_dir) {
|
3419 |
data_dir = find_datadir(argv[0]);
|
3420 |
} |
3421 |
/* If all else fails use the install patch specified when building. */
|
3422 |
if (!data_dir) {
|
3423 |
data_dir = CONFIG_QEMU_SHAREDIR; |
3424 |
} |
3425 |
|
3426 |
/*
|
3427 |
* Default to max_cpus = smp_cpus, in case the user doesn't
|
3428 |
* specify a max_cpus value.
|
3429 |
*/
|
3430 |
if (!max_cpus)
|
3431 |
max_cpus = smp_cpus; |
3432 |
|
3433 |
machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
3434 |
if (smp_cpus > machine->max_cpus) {
|
3435 |
fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
|
3436 |
"supported by machine `%s' (%d)\n", smp_cpus, machine->name,
|
3437 |
machine->max_cpus); |
3438 |
exit(1);
|
3439 |
} |
3440 |
|
3441 |
qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0); |
3442 |
qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0); |
3443 |
|
3444 |
if (machine->no_serial) {
|
3445 |
default_serial = 0;
|
3446 |
} |
3447 |
if (machine->no_parallel) {
|
3448 |
default_parallel = 0;
|
3449 |
} |
3450 |
if (!machine->use_virtcon) {
|
3451 |
default_virtcon = 0;
|
3452 |
} |
3453 |
if (machine->no_vga) {
|
3454 |
default_vga = 0;
|
3455 |
} |
3456 |
if (machine->no_floppy) {
|
3457 |
default_floppy = 0;
|
3458 |
} |
3459 |
if (machine->no_cdrom) {
|
3460 |
default_cdrom = 0;
|
3461 |
} |
3462 |
if (machine->no_sdcard) {
|
3463 |
default_sdcard = 0;
|
3464 |
} |
3465 |
|
3466 |
if (display_type == DT_NOGRAPHIC) {
|
3467 |
if (default_parallel)
|
3468 |
add_device_config(DEV_PARALLEL, "null");
|
3469 |
if (default_serial && default_monitor) {
|
3470 |
add_device_config(DEV_SERIAL, "mon:stdio");
|
3471 |
} else if (default_virtcon && default_monitor) { |
3472 |
add_device_config(DEV_VIRTCON, "mon:stdio");
|
3473 |
} else {
|
3474 |
if (default_serial)
|
3475 |
add_device_config(DEV_SERIAL, "stdio");
|
3476 |
if (default_virtcon)
|
3477 |
add_device_config(DEV_VIRTCON, "stdio");
|
3478 |
if (default_monitor)
|
3479 |
monitor_parse("stdio", "readline"); |
3480 |
} |
3481 |
} else {
|
3482 |
if (default_serial)
|
3483 |
add_device_config(DEV_SERIAL, "vc:80Cx24C");
|
3484 |
if (default_parallel)
|
3485 |
add_device_config(DEV_PARALLEL, "vc:80Cx24C");
|
3486 |
if (default_monitor)
|
3487 |
monitor_parse("vc:80Cx24C", "readline"); |
3488 |
if (default_virtcon)
|
3489 |
add_device_config(DEV_VIRTCON, "vc:80Cx24C");
|
3490 |
} |
3491 |
if (default_vga)
|
3492 |
vga_interface_type = VGA_CIRRUS; |
3493 |
|
3494 |
socket_init(); |
3495 |
|
3496 |
if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0) |
3497 |
exit(1);
|
3498 |
#ifdef CONFIG_LINUX
|
3499 |
if (qemu_opts_foreach(&qemu_fsdev_opts, fsdev_init_func, NULL, 1) != 0) { |
3500 |
exit(1);
|
3501 |
} |
3502 |
#endif
|
3503 |
|
3504 |
#ifndef _WIN32
|
3505 |
if (daemonize) {
|
3506 |
pid_t pid; |
3507 |
|
3508 |
if (pipe(fds) == -1) |
3509 |
exit(1);
|
3510 |
|
3511 |
pid = fork(); |
3512 |
if (pid > 0) { |
3513 |
uint8_t status; |
3514 |
ssize_t len; |
3515 |
|
3516 |
close(fds[1]);
|
3517 |
|
3518 |
again:
|
3519 |
len = read(fds[0], &status, 1); |
3520 |
if (len == -1 && (errno == EINTR)) |
3521 |
goto again;
|
3522 |
|
3523 |
if (len != 1) |
3524 |
exit(1);
|
3525 |
else if (status == 1) { |
3526 |
fprintf(stderr, "Could not acquire pidfile: %s\n", strerror(errno));
|
3527 |
exit(1);
|
3528 |
} else
|
3529 |
exit(0);
|
3530 |
} else if (pid < 0) |
3531 |
exit(1);
|
3532 |
|
3533 |
close(fds[0]);
|
3534 |
qemu_set_cloexec(fds[1]);
|
3535 |
|
3536 |
setsid(); |
3537 |
|
3538 |
pid = fork(); |
3539 |
if (pid > 0) |
3540 |
exit(0);
|
3541 |
else if (pid < 0) |
3542 |
exit(1);
|
3543 |
|
3544 |
umask(027);
|
3545 |
|
3546 |
signal(SIGTSTP, SIG_IGN); |
3547 |
signal(SIGTTOU, SIG_IGN); |
3548 |
signal(SIGTTIN, SIG_IGN); |
3549 |
} |
3550 |
#endif
|
3551 |
|
3552 |
if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
3553 |
#ifndef _WIN32
|
3554 |
if (daemonize) {
|
3555 |
uint8_t status = 1;
|
3556 |
if (write(fds[1], &status, 1) != 1) { |
3557 |
perror("daemonize. Writing to pipe\n");
|
3558 |
} |
3559 |
} else
|
3560 |
#endif
|
3561 |
fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
|
3562 |
exit(1);
|
3563 |
} |
3564 |
|
3565 |
if (kvm_allowed) {
|
3566 |
int ret = kvm_init(smp_cpus);
|
3567 |
if (ret < 0) { |
3568 |
if (!kvm_available()) {
|
3569 |
printf("KVM not supported for this target\n");
|
3570 |
} else {
|
3571 |
fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
|
3572 |
} |
3573 |
exit(1);
|
3574 |
} |
3575 |
} |
3576 |
|
3577 |
if (qemu_init_main_loop()) {
|
3578 |
fprintf(stderr, "qemu_init_main_loop failed\n");
|
3579 |
exit(1);
|
3580 |
} |
3581 |
linux_boot = (kernel_filename != NULL);
|
3582 |
|
3583 |
if (!linux_boot && *kernel_cmdline != '\0') { |
3584 |
fprintf(stderr, "-append only allowed with -kernel option\n");
|
3585 |
exit(1);
|
3586 |
} |
3587 |
|
3588 |
if (!linux_boot && initrd_filename != NULL) { |
3589 |
fprintf(stderr, "-initrd only allowed with -kernel option\n");
|
3590 |
exit(1);
|
3591 |
} |
3592 |
|
3593 |
#ifndef _WIN32
|
3594 |
/* Win32 doesn't support line-buffering and requires size >= 2 */
|
3595 |
setvbuf(stdout, NULL, _IOLBF, 0); |
3596 |
#endif
|
3597 |
|
3598 |
if (init_timer_alarm() < 0) { |
3599 |
fprintf(stderr, "could not initialize alarm timer\n");
|
3600 |
exit(1);
|
3601 |
} |
3602 |
configure_icount(icount_option); |
3603 |
|
3604 |
if (net_init_clients() < 0) { |
3605 |
exit(1);
|
3606 |
} |
3607 |
|
3608 |
/* init the bluetooth world */
|
3609 |
if (foreach_device_config(DEV_BT, bt_parse))
|
3610 |
exit(1);
|
3611 |
|
3612 |
/* init the memory */
|
3613 |
if (ram_size == 0) |
3614 |
ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
3615 |
|
3616 |
/* init the dynamic translator */
|
3617 |
cpu_exec_init_all(tb_size * 1024 * 1024); |
3618 |
|
3619 |
bdrv_init_with_whitelist(); |
3620 |
|
3621 |
blk_mig_init(); |
3622 |
|
3623 |
if (default_cdrom) {
|
3624 |
/* we always create the cdrom drive, even if no disk is there */
|
3625 |
drive_add(NULL, CDROM_ALIAS);
|
3626 |
} |
3627 |
|
3628 |
if (default_floppy) {
|
3629 |
/* we always create at least one floppy */
|
3630 |
drive_add(NULL, FD_ALIAS, 0); |
3631 |
} |
3632 |
|
3633 |
if (default_sdcard) {
|
3634 |
/* we always create one sd slot, even if no card is in it */
|
3635 |
drive_add(NULL, SD_ALIAS);
|
3636 |
} |
3637 |
|
3638 |
/* open the virtual block devices */
|
3639 |
if (snapshot)
|
3640 |
qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0); |
3641 |
if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0) |
3642 |
exit(1);
|
3643 |
|
3644 |
register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL, |
3645 |
ram_load, NULL);
|
3646 |
|
3647 |
if (nb_numa_nodes > 0) { |
3648 |
int i;
|
3649 |
|
3650 |
if (nb_numa_nodes > smp_cpus) {
|
3651 |
nb_numa_nodes = smp_cpus; |
3652 |
} |
3653 |
|
3654 |
/* If no memory size if given for any node, assume the default case
|
3655 |
* and distribute the available memory equally across all nodes
|
3656 |
*/
|
3657 |
for (i = 0; i < nb_numa_nodes; i++) { |
3658 |
if (node_mem[i] != 0) |
3659 |
break;
|
3660 |
} |
3661 |
if (i == nb_numa_nodes) {
|
3662 |
uint64_t usedmem = 0;
|
3663 |
|
3664 |
/* On Linux, the each node's border has to be 8MB aligned,
|
3665 |
* the final node gets the rest.
|
3666 |
*/
|
3667 |
for (i = 0; i < nb_numa_nodes - 1; i++) { |
3668 |
node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); |
3669 |
usedmem += node_mem[i]; |
3670 |
} |
3671 |
node_mem[i] = ram_size - usedmem; |
3672 |
} |
3673 |
|
3674 |
for (i = 0; i < nb_numa_nodes; i++) { |
3675 |
if (node_cpumask[i] != 0) |
3676 |
break;
|
3677 |
} |
3678 |
/* assigning the VCPUs round-robin is easier to implement, guest OSes
|
3679 |
* must cope with this anyway, because there are BIOSes out there in
|
3680 |
* real machines which also use this scheme.
|
3681 |
*/
|
3682 |
if (i == nb_numa_nodes) {
|
3683 |
for (i = 0; i < smp_cpus; i++) { |
3684 |
node_cpumask[i % nb_numa_nodes] |= 1 << i;
|
3685 |
} |
3686 |
} |
3687 |
} |
3688 |
|
3689 |
if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0) { |
3690 |
exit(1);
|
3691 |
} |
3692 |
|
3693 |
if (foreach_device_config(DEV_SERIAL, serial_parse) < 0) |
3694 |
exit(1);
|
3695 |
if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0) |
3696 |
exit(1);
|
3697 |
if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0) |
3698 |
exit(1);
|
3699 |
if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) |
3700 |
exit(1);
|
3701 |
|
3702 |
module_call_init(MODULE_INIT_DEVICE); |
3703 |
|
3704 |
if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0) |
3705 |
exit(0);
|
3706 |
|
3707 |
if (watchdog) {
|
3708 |
i = select_watchdog(watchdog); |
3709 |
if (i > 0) |
3710 |
exit (i == 1 ? 1 : 0); |
3711 |
} |
3712 |
|
3713 |
if (machine->compat_props) {
|
3714 |
qdev_prop_register_global_list(machine->compat_props); |
3715 |
} |
3716 |
qemu_add_globals(); |
3717 |
|
3718 |
machine->init(ram_size, boot_devices, |
3719 |
kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
3720 |
|
3721 |
cpu_synchronize_all_post_init(); |
3722 |
|
3723 |
#ifndef _WIN32
|
3724 |
/* must be after terminal init, SDL library changes signal handlers */
|
3725 |
sighandler_setup(); |
3726 |
#endif
|
3727 |
|
3728 |
set_numa_modes(); |
3729 |
|
3730 |
current_machine = machine; |
3731 |
|
3732 |
/* init USB devices */
|
3733 |
if (usb_enabled) {
|
3734 |
if (foreach_device_config(DEV_USB, usb_parse) < 0) |
3735 |
exit(1);
|
3736 |
} |
3737 |
|
3738 |
/* init generic devices */
|
3739 |
if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0) |
3740 |
exit(1);
|
3741 |
|
3742 |
net_check_clients(); |
3743 |
|
3744 |
/* just use the first displaystate for the moment */
|
3745 |
ds = get_displaystate(); |
3746 |
|
3747 |
if (display_type == DT_DEFAULT) {
|
3748 |
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
|
3749 |
display_type = DT_SDL; |
3750 |
#else
|
3751 |
display_type = DT_VNC; |
3752 |
vnc_display = "localhost:0,to=99";
|
3753 |
show_vnc_port = 1;
|
3754 |
#endif
|
3755 |
} |
3756 |
|
3757 |
|
3758 |
switch (display_type) {
|
3759 |
case DT_NOGRAPHIC:
|
3760 |
break;
|
3761 |
#if defined(CONFIG_CURSES)
|
3762 |
case DT_CURSES:
|
3763 |
curses_display_init(ds, full_screen); |
3764 |
break;
|
3765 |
#endif
|
3766 |
#if defined(CONFIG_SDL)
|
3767 |
case DT_SDL:
|
3768 |
sdl_display_init(ds, full_screen, no_frame); |
3769 |
break;
|
3770 |
#elif defined(CONFIG_COCOA)
|
3771 |
case DT_SDL:
|
3772 |
cocoa_display_init(ds, full_screen); |
3773 |
break;
|
3774 |
#endif
|
3775 |
case DT_VNC:
|
3776 |
vnc_display_init(ds); |
3777 |
if (vnc_display_open(ds, vnc_display) < 0) |
3778 |
exit(1);
|
3779 |
|
3780 |
if (show_vnc_port) {
|
3781 |
printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
|
3782 |
} |
3783 |
break;
|
3784 |
default:
|
3785 |
break;
|
3786 |
} |
3787 |
dpy_resize(ds); |
3788 |
|
3789 |
dcl = ds->listeners; |
3790 |
while (dcl != NULL) { |
3791 |
if (dcl->dpy_refresh != NULL) { |
3792 |
ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); |
3793 |
qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); |
3794 |
} |
3795 |
dcl = dcl->next; |
3796 |
} |
3797 |
|
3798 |
if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
|
3799 |
nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
|
3800 |
qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); |
3801 |
} |
3802 |
|
3803 |
text_consoles_set_display(ds); |
3804 |
|
3805 |
if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
3806 |
fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
|
3807 |
gdbstub_dev); |
3808 |
exit(1);
|
3809 |
} |
3810 |
|
3811 |
qdev_machine_creation_done(); |
3812 |
|
3813 |
if (rom_load_all() != 0) { |
3814 |
fprintf(stderr, "rom loading failed\n");
|
3815 |
exit(1);
|
3816 |
} |
3817 |
|
3818 |
qemu_system_reset(); |
3819 |
if (loadvm) {
|
3820 |
if (load_vmstate(loadvm) < 0) { |
3821 |
autostart = 0;
|
3822 |
} |
3823 |
} |
3824 |
|
3825 |
if (incoming) {
|
3826 |
qemu_start_incoming_migration(incoming); |
3827 |
} else if (autostart) { |
3828 |
vm_start(); |
3829 |
} |
3830 |
|
3831 |
#ifndef _WIN32
|
3832 |
if (daemonize) {
|
3833 |
uint8_t status = 0;
|
3834 |
ssize_t len; |
3835 |
|
3836 |
again1:
|
3837 |
len = write(fds[1], &status, 1); |
3838 |
if (len == -1 && (errno == EINTR)) |
3839 |
goto again1;
|
3840 |
|
3841 |
if (len != 1) |
3842 |
exit(1);
|
3843 |
|
3844 |
if (chdir("/")) { |
3845 |
perror("not able to chdir to /");
|
3846 |
exit(1);
|
3847 |
} |
3848 |
TFR(fd = qemu_open("/dev/null", O_RDWR));
|
3849 |
if (fd == -1) |
3850 |
exit(1);
|
3851 |
} |
3852 |
|
3853 |
if (run_as) {
|
3854 |
pwd = getpwnam(run_as); |
3855 |
if (!pwd) {
|
3856 |
fprintf(stderr, "User \"%s\" doesn't exist\n", run_as);
|
3857 |
exit(1);
|
3858 |
} |
3859 |
} |
3860 |
|
3861 |
if (chroot_dir) {
|
3862 |
if (chroot(chroot_dir) < 0) { |
3863 |
fprintf(stderr, "chroot failed\n");
|
3864 |
exit(1);
|
3865 |
} |
3866 |
if (chdir("/")) { |
3867 |
perror("not able to chdir to /");
|
3868 |
exit(1);
|
3869 |
} |
3870 |
} |
3871 |
|
3872 |
if (run_as) {
|
3873 |
if (setgid(pwd->pw_gid) < 0) { |
3874 |
fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid);
|
3875 |
exit(1);
|
3876 |
} |
3877 |
if (setuid(pwd->pw_uid) < 0) { |
3878 |
fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid);
|
3879 |
exit(1);
|
3880 |
} |
3881 |
if (setuid(0) != -1) { |
3882 |
fprintf(stderr, "Dropping privileges failed\n");
|
3883 |
exit(1);
|
3884 |
} |
3885 |
} |
3886 |
|
3887 |
if (daemonize) {
|
3888 |
dup2(fd, 0);
|
3889 |
dup2(fd, 1);
|
3890 |
dup2(fd, 2);
|
3891 |
|
3892 |
close(fd); |
3893 |
} |
3894 |
#endif
|
3895 |
|
3896 |
main_loop(); |
3897 |
quit_timers(); |
3898 |
net_cleanup(); |
3899 |
|
3900 |
return 0; |
3901 |
} |