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
29 extern int reset_requested
;
30 extern int64_t ticks_per_sec
;
32 typedef void (IOPortWriteFunc
)(struct CPUX86State
*env
, uint32_t address
, uint32_t data
);
33 typedef uint32_t (IOPortReadFunc
)(struct CPUX86State
*env
, uint32_t address
);
35 void *get_mmap_addr(unsigned long size
);
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
);
60 /* user mode linux compatible COW file */
61 #define COW_MAGIC 0x4f4f4f4d /* MOOO */
64 struct cow_header_v2
{
67 char backing_file
[1024];
75 #define VGA_RAM_SIZE (8192 * 1024)
77 typedef struct DisplayState
{
81 void (*dpy_update
)(struct DisplayState
*s
, int x
, int y
, int w
, int h
);
82 void (*dpy_resize
)(struct DisplayState
*s
, int w
, int h
);
83 void (*dpy_refresh
)(struct DisplayState
*s
);
86 static inline void dpy_update(DisplayState
*s
, int x
, int y
, int w
, int h
)
88 s
->dpy_update(s
, x
, y
, w
, h
);
91 static inline void dpy_resize(DisplayState
*s
, int w
, int h
)
93 s
->dpy_resize(s
, w
, h
);
96 int vga_init(DisplayState
*ds
, uint8_t *vga_ram_base
,
97 unsigned long vga_ram_offset
, int vga_ram_size
);
98 void vga_update_display(void);
101 void sdl_display_init(DisplayState
*ds
);
106 extern BlockDriverState
*bs_table
[MAX_DISKS
];
109 void ide_set_geometry(int n
, int cyls
, int heads
, int secs
);
110 void ide_set_cdrom(int n
, int is_cdrom
);
120 void AUD_open (int rfreq
, int rnchannels
, audfmt_e rfmt
);
121 void AUD_reset (int rfreq
, int rnchannels
, audfmt_e rfmt
);
122 int AUD_write (void *in_buf
, int size
);
124 void AUD_adjust_estimate (int _leftover
);
125 int AUD_get_free (void);
126 int AUD_get_live (void);
127 int AUD_get_buffer_size (void);
128 void AUD_init (void);
131 typedef int (*DMA_read_handler
) (uint32_t addr
, int size
, int *irq
);
132 typedef int (*DMA_misc_handler
) (int);
134 int DMA_get_channel_mode (int nchan
);
135 void DMA_hold_DREQ (int nchan
);
136 void DMA_release_DREQ (int nchan
);
138 void DMA_init (void);
139 void DMA_register_channel (int nchan
,
140 DMA_read_handler read_handler
,
141 DMA_misc_handler misc_handler
);
144 void SB16_run (void);
145 void SB16_init (void);