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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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/* vl.c */
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struct CPUX86State;
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extern int reset_requested;
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extern int64_t ticks_per_sec;
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typedef void (IOPortWriteFunc)(struct CPUX86State *env, uint32_t address, uint32_t data);
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typedef uint32_t (IOPortReadFunc)(struct CPUX86State *env, uint32_t address);
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void *get_mmap_addr(unsigned long size);
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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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void pic_set_irq(int irq, int level);
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int64_t cpu_get_ticks(void);
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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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/* 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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/* user mode linux compatible COW file */
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#define COW_MAGIC 0x4f4f4f4d  /* MOOO */
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#define COW_VERSION 2
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struct cow_header_v2 {
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    uint32_t magic;
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    uint32_t version;
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    char backing_file[1024];
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    int32_t mtime;
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    uint64_t size;
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    uint32_t sectorsize;
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};
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/* vga.c */
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#define VGA_RAM_SIZE (8192 * 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_init(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_read_handler) (uint32_t addr, int size, int *irq);
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typedef int (*DMA_misc_handler) (int);
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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_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_read_handler read_handler,
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                           DMA_misc_handler misc_handler);
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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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#endif /* VL_H */