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/*
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 * QEMU System Emulator header
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 * 
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 * Copyright (c) 2003 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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#ifndef VL_H
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#define VL_H
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#include "cpu.h"
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/* vl.c */
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extern int reset_requested;
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extern int64_t ticks_per_sec;
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extern int pit_min_timer_count;
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typedef void (IOPortWriteFunc)(struct CPUState *env, uint32_t address, uint32_t data);
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typedef uint32_t (IOPortReadFunc)(struct CPUState *env, uint32_t address);
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int register_ioport_read(int start, int length, IOPortReadFunc *func, int size);
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int register_ioport_write(int start, int length, IOPortWriteFunc *func, int size);
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int64_t cpu_get_ticks(void);
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uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c);
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void net_send_packet(int net_fd, const uint8_t *buf, int size);
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void hw_error(const char *fmt, ...);
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int load_image(const char *filename, uint8_t *addr);
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extern const char *bios_dir;
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void pstrcpy(char *buf, int buf_size, const char *str);
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char *pstrcat(char *buf, int buf_size, const char *s);
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/* block.c */
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typedef struct BlockDriverState BlockDriverState;
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BlockDriverState *bdrv_open(const char *filename, int snapshot);
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void bdrv_close(BlockDriverState *bs);
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int bdrv_read(BlockDriverState *bs, int64_t sector_num, 
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              uint8_t *buf, int nb_sectors);
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int bdrv_write(BlockDriverState *bs, int64_t sector_num, 
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               const uint8_t *buf, int nb_sectors);
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void bdrv_get_geometry(BlockDriverState *bs, int64_t *nb_sectors_ptr);
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int bdrv_commit(BlockDriverState *bs);
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void bdrv_set_boot_sector(BlockDriverState *bs, const uint8_t *data, int size);
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/* vga.c */
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#define VGA_RAM_SIZE (4096 * 1024)
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typedef struct DisplayState {
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    uint8_t *data;
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    int linesize;
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    int depth;
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    void (*dpy_update)(struct DisplayState *s, int x, int y, int w, int h);
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    void (*dpy_resize)(struct DisplayState *s, int w, int h);
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    void (*dpy_refresh)(struct DisplayState *s);
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} DisplayState;
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static inline void dpy_update(DisplayState *s, int x, int y, int w, int h)
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{
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    s->dpy_update(s, x, y, w, h);
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}
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static inline void dpy_resize(DisplayState *s, int w, int h)
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{
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    s->dpy_resize(s, w, h);
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}
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int vga_initialize(DisplayState *ds, uint8_t *vga_ram_base, 
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                   unsigned long vga_ram_offset, int vga_ram_size);
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void vga_update_display(void);
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/* sdl.c */
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void sdl_display_init(DisplayState *ds);
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/* ide.c */
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#define MAX_DISKS 4
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extern BlockDriverState *bs_table[MAX_DISKS];
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void ide_init(void);
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void ide_set_geometry(int n, int cyls, int heads, int secs);
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void ide_set_cdrom(int n, int is_cdrom);
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/* oss.c */
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typedef enum {
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  AUD_FMT_U8,
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  AUD_FMT_S8,
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  AUD_FMT_U16,
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  AUD_FMT_S16
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} audfmt_e;
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void AUD_open (int rfreq, int rnchannels, audfmt_e rfmt);
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void AUD_reset (int rfreq, int rnchannels, audfmt_e rfmt);
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int AUD_write (void *in_buf, int size);
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void AUD_run (void);
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void AUD_adjust_estimate (int _leftover);
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int AUD_get_free (void);
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int AUD_get_live (void);
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int AUD_get_buffer_size (void);
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void AUD_init (void);
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/* dma.c */
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typedef int (*DMA_transfer_handler) (void *opaque, target_ulong addr, int size);
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int DMA_get_channel_mode (int nchan);
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void DMA_hold_DREQ (int nchan);
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void DMA_release_DREQ (int nchan);
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void DMA_schedule(int nchan);
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void DMA_run (void);
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void DMA_init (void);
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void DMA_register_channel (int nchan,
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                           DMA_transfer_handler transfer_handler, void *opaque);
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/* sb16.c */
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void SB16_run (void);
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void SB16_init (void);
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/* fdc.c */
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#define MAX_FD 2
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extern BlockDriverState *fd_table[MAX_FD];
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void cmos_register_fd (uint8_t fd0, uint8_t fd1);
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void fdctrl_init (int irq_lvl, int dma_chann, int mem_mapped, uint32_t base,
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                  char boot_device);
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int fdctrl_disk_change (int idx, const unsigned char *filename, int ro);
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/* ne2000.c */
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#define MAX_ETH_FRAME_SIZE 1514
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void ne2000_init(int base, int irq);
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int ne2000_can_receive(void);
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void ne2000_receive(uint8_t *buf, int size);
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extern int net_fd;
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/* pckbd.c */
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void kbd_put_keycode(int keycode);
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#define MOUSE_EVENT_LBUTTON 0x01
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#define MOUSE_EVENT_RBUTTON 0x02
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#define MOUSE_EVENT_MBUTTON 0x04
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void kbd_mouse_event(int dx, int dy, int dz, int buttons_state);
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void kbd_init(void);
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/* mc146818rtc.c */
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typedef struct RTCState {
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    uint8_t cmos_data[128];
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    uint8_t cmos_index;
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    int irq;
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} RTCState;
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extern RTCState rtc_state;
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void rtc_init(int base, int irq);
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void rtc_timer(void);
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/* serial.c */
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void serial_init(int base, int irq);
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int serial_can_receive(void);
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void serial_receive_byte(int ch);
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void serial_receive_break(void);
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/* i8259.c */
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void pic_set_irq(int irq, int level);
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void pic_init(void);
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/* i8254.c */
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#define PIT_FREQ 1193182
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typedef struct PITChannelState {
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    int count; /* can be 65536 */
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    uint16_t latched_count;
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    uint8_t rw_state;
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    uint8_t mode;
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    uint8_t bcd; /* not supported */
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    uint8_t gate; /* timer start */
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    int64_t count_load_time;
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    int64_t count_last_edge_check_time;
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} PITChannelState;
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extern PITChannelState pit_channels[3];
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void pit_init(void);
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void pit_set_gate(PITChannelState *s, int val);
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int pit_get_out(PITChannelState *s);
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int pit_get_out_edges(PITChannelState *s);
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/* pc.c */
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void pc_init(int ram_size, int vga_ram_size, int boot_device,
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             DisplayState *ds, const char **fd_filename, int snapshot,
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             const char *kernel_filename, const char *kernel_cmdline,
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             const char *initrd_filename);
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#endif /* VL_H */