2 * QEMU System Emulator header
4 * Copyright (c) 2003 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
30 extern int reset_requested;
31 extern int64_t ticks_per_sec;
33 typedef void (IOPortWriteFunc)(struct CPUState *env, uint32_t address, uint32_t data);
34 typedef uint32_t (IOPortReadFunc)(struct CPUState *env, uint32_t address);
36 int register_ioport_read(int start, int length, IOPortReadFunc *func, int size);
37 int register_ioport_write(int start, int length, IOPortWriteFunc *func, int size);
38 void pic_set_irq(int irq, int level);
39 int64_t cpu_get_ticks(void);
41 void kbd_put_keycode(int keycode);
43 #define MOUSE_EVENT_LBUTTON 0x01
44 #define MOUSE_EVENT_RBUTTON 0x02
45 #define MOUSE_EVENT_MBUTTON 0x04
46 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state);
49 typedef struct BlockDriverState BlockDriverState;
51 BlockDriverState *bdrv_open(const char *filename, int snapshot);
52 void bdrv_close(BlockDriverState *bs);
53 int bdrv_read(BlockDriverState *bs, int64_t sector_num,
54 uint8_t *buf, int nb_sectors);
55 int bdrv_write(BlockDriverState *bs, int64_t sector_num,
56 const uint8_t *buf, int nb_sectors);
57 void bdrv_get_geometry(BlockDriverState *bs, int64_t *nb_sectors_ptr);
58 int bdrv_commit(BlockDriverState *bs);
59 void bdrv_set_boot_sector(BlockDriverState *bs, const uint8_t *data, int size);
61 /* user mode linux compatible COW file */
62 #define COW_MAGIC 0x4f4f4f4d /* MOOO */
65 struct cow_header_v2 {
68 char backing_file[1024];
76 #define VGA_RAM_SIZE (4096 * 1024)
78 typedef struct DisplayState {
82 void (*dpy_update)(struct DisplayState *s, int x, int y, int w, int h);
83 void (*dpy_resize)(struct DisplayState *s, int w, int h);
84 void (*dpy_refresh)(struct DisplayState *s);
87 static inline void dpy_update(DisplayState *s, int x, int y, int w, int h)
89 s->dpy_update(s, x, y, w, h);
92 static inline void dpy_resize(DisplayState *s, int w, int h)
94 s->dpy_resize(s, w, h);
97 int vga_initialize(DisplayState *ds, uint8_t *vga_ram_base,
98 unsigned long vga_ram_offset, int vga_ram_size);
99 void vga_update_display(void);
102 void sdl_display_init(DisplayState *ds);
107 extern BlockDriverState *bs_table[MAX_DISKS];
110 void ide_set_geometry(int n, int cyls, int heads, int secs);
111 void ide_set_cdrom(int n, int is_cdrom);
121 void AUD_open (int rfreq, int rnchannels, audfmt_e rfmt);
122 void AUD_reset (int rfreq, int rnchannels, audfmt_e rfmt);
123 int AUD_write (void *in_buf, int size);
125 void AUD_adjust_estimate (int _leftover);
126 int AUD_get_free (void);
127 int AUD_get_live (void);
128 int AUD_get_buffer_size (void);
129 void AUD_init (void);
132 typedef int (*DMA_transfer_handler) (void *opaque, target_ulong addr, int size);
133 int DMA_get_channel_mode (int nchan);
134 void DMA_hold_DREQ (int nchan);
135 void DMA_release_DREQ (int nchan);
136 void DMA_schedule(int nchan);
138 void DMA_init (void);
139 void DMA_register_channel (int nchan,
140 DMA_transfer_handler transfer_handler, void *opaque);
143 void SB16_run (void);
144 void SB16_init (void);
148 extern BlockDriverState *fd_table[MAX_FD];
150 void cmos_register_fd (uint8_t fd0, uint8_t fd1);
151 void fdctrl_init (int irq_lvl, int dma_chann, int mem_mapped, uint32_t base,
153 int fdctrl_disk_change (int idx, const unsigned char *filename, int ro);