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;
32 extern int pit_min_timer_count;
34 typedef void (IOPortWriteFunc)(void *opaque, uint32_t address, uint32_t data);
35 typedef uint32_t (IOPortReadFunc)(void *opaque, uint32_t address);
37 int register_ioport_read(int start, int length, int size,
38 IOPortReadFunc *func, void *opaque);
39 int register_ioport_write(int start, int length, int size,
40 IOPortWriteFunc *func, void *opaque);
41 int64_t cpu_get_ticks(void);
42 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c);
44 void hw_error(const char *fmt, ...);
46 int load_image(const char *filename, uint8_t *addr);
47 extern const char *bios_dir;
49 void pstrcpy(char *buf, int buf_size, const char *str);
50 char *pstrcat(char *buf, int buf_size, const char *s);
52 int serial_open_device(void);
54 /* network redirectors support */
58 typedef struct NetDriverState {
65 extern NetDriverState nd_table[MAX_NICS];
67 void net_send_packet(NetDriverState *nd, const uint8_t *buf, int size);
69 /* async I/O support */
71 typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
72 typedef int IOCanRWHandler(void *opaque);
74 int add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read,
75 IOReadHandler *fd_read, void *opaque);
78 typedef struct BlockDriverState BlockDriverState;
80 BlockDriverState *bdrv_new(const char *device_name);
81 void bdrv_delete(BlockDriverState *bs);
82 int bdrv_open(BlockDriverState *bs, const char *filename, int snapshot);
83 void bdrv_close(BlockDriverState *bs);
84 int bdrv_read(BlockDriverState *bs, int64_t sector_num,
85 uint8_t *buf, int nb_sectors);
86 int bdrv_write(BlockDriverState *bs, int64_t sector_num,
87 const uint8_t *buf, int nb_sectors);
88 void bdrv_get_geometry(BlockDriverState *bs, int64_t *nb_sectors_ptr);
89 int bdrv_commit(BlockDriverState *bs);
90 void bdrv_set_boot_sector(BlockDriverState *bs, const uint8_t *data, int size);
92 #define BDRV_TYPE_HD 0
93 #define BDRV_TYPE_CDROM 1
94 #define BDRV_TYPE_FLOPPY 2
96 void bdrv_set_geometry_hint(BlockDriverState *bs,
97 int cyls, int heads, int secs);
98 void bdrv_set_type_hint(BlockDriverState *bs, int type);
99 void bdrv_get_geometry_hint(BlockDriverState *bs,
100 int *pcyls, int *pheads, int *psecs);
101 int bdrv_get_type_hint(BlockDriverState *bs);
102 int bdrv_is_removable(BlockDriverState *bs);
103 int bdrv_is_read_only(BlockDriverState *bs);
104 int bdrv_is_inserted(BlockDriverState *bs);
105 int bdrv_is_locked(BlockDriverState *bs);
106 void bdrv_set_locked(BlockDriverState *bs, int locked);
107 void bdrv_set_change_cb(BlockDriverState *bs,
108 void (*change_cb)(void *opaque), void *opaque);
110 void bdrv_info(void);
111 BlockDriverState *bdrv_find(const char *name);
115 #define VGA_RAM_SIZE (4096 * 1024)
117 typedef struct DisplayState {
121 void (*dpy_update)(struct DisplayState *s, int x, int y, int w, int h);
122 void (*dpy_resize)(struct DisplayState *s, int w, int h);
123 void (*dpy_refresh)(struct DisplayState *s);
126 static inline void dpy_update(DisplayState *s, int x, int y, int w, int h)
128 s->dpy_update(s, x, y, w, h);
131 static inline void dpy_resize(DisplayState *s, int w, int h)
133 s->dpy_resize(s, w, h);
136 int vga_initialize(DisplayState *ds, uint8_t *vga_ram_base,
137 unsigned long vga_ram_offset, int vga_ram_size);
138 void vga_update_display(void);
139 void vga_screen_dump(const char *filename);
142 void sdl_display_init(DisplayState *ds);
147 extern BlockDriverState *bs_table[MAX_DISKS];
149 void ide_init(int iobase, int iobase2, int irq,
150 BlockDriverState *hd0, BlockDriverState *hd1);
160 void AUD_open (int rfreq, int rnchannels, audfmt_e rfmt);
161 void AUD_reset (int rfreq, int rnchannels, audfmt_e rfmt);
162 int AUD_write (void *in_buf, int size);
164 void AUD_adjust_estimate (int _leftover);
165 int AUD_get_free (void);
166 int AUD_get_live (void);
167 int AUD_get_buffer_size (void);
168 void AUD_init (void);
171 typedef int (*DMA_transfer_handler) (void *opaque, target_ulong addr, int size);
172 int DMA_get_channel_mode (int nchan);
173 void DMA_hold_DREQ (int nchan);
174 void DMA_release_DREQ (int nchan);
175 void DMA_schedule(int nchan);
177 void DMA_init (void);
178 void DMA_register_channel (int nchan,
179 DMA_transfer_handler transfer_handler, void *opaque);
182 void SB16_run (void);
183 void SB16_init (void);
187 extern BlockDriverState *fd_table[MAX_FD];
189 typedef struct fdctrl_t fdctrl_t;
191 fdctrl_t *fdctrl_init (int irq_lvl, int dma_chann, int mem_mapped,
193 BlockDriverState **fds);
194 int fdctrl_get_drive_type(fdctrl_t *fdctrl, int drive_num);
198 void ne2000_init(int base, int irq, NetDriverState *nd);
202 void kbd_put_keycode(int keycode);
204 #define MOUSE_EVENT_LBUTTON 0x01
205 #define MOUSE_EVENT_RBUTTON 0x02
206 #define MOUSE_EVENT_MBUTTON 0x04
207 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state);
213 typedef struct RTCState {
214 uint8_t cmos_data[128];
219 extern RTCState rtc_state;
221 void rtc_init(int base, int irq);
222 void rtc_timer(void);
226 typedef struct SerialState SerialState;
228 extern SerialState *serial_console;
230 SerialState *serial_init(int base, int irq, int fd);
231 int serial_can_receive(SerialState *s);
232 void serial_receive_byte(SerialState *s, int ch);
233 void serial_receive_break(SerialState *s);
237 void pic_set_irq(int irq, int level);
242 #define PIT_FREQ 1193182
244 typedef struct PITChannelState {
245 int count; /* can be 65536 */
246 uint16_t latched_count;
249 uint8_t bcd; /* not supported */
250 uint8_t gate; /* timer start */
251 int64_t count_load_time;
252 int64_t count_last_edge_check_time;
255 extern PITChannelState pit_channels[3];
257 void pit_init(int base);
258 void pit_set_gate(PITChannelState *s, int val);
259 int pit_get_out(PITChannelState *s);
260 int pit_get_out_edges(PITChannelState *s);
263 void pc_init(int ram_size, int vga_ram_size, int boot_device,
264 DisplayState *ds, const char **fd_filename, int snapshot,
265 const char *kernel_filename, const char *kernel_cmdline,
266 const char *initrd_filename);
269 void monitor_init(void);
270 void term_printf(const char *fmt, ...);
271 void term_flush(void);
272 void term_print_help(void);