ide.h

/*
 * IDE emulation
 * 
 * Copyright (c) 2003-2016 Fabrice Bellard
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
typedef void BlockDeviceCompletionFunc(void *opaque);

typedef struct BlockDevice BlockDevice;

struct BlockDevice {
    int64_t (*get_sector_count)(BlockDevice *bs);
    int (*read_async)(BlockDevice *bs,
                      uint64_t sector_num, uint8_t *buf, int n,
                      BlockDeviceCompletionFunc *cb, void *opaque);
    int (*write_async)(BlockDevice *bs,
                       uint64_t sector_num, const uint8_t *buf, int n,
                       BlockDeviceCompletionFunc *cb, void *opaque);
    void *opaque;
};

typedef struct IDEIFState IDEIFState;

typedef void IDESetIrqFunc(void *opaque, int state);

uint32_t ide_mmio_read_u32(IDEIFState *s, uint32_t offset);
void ide_mmio_write_u32(IDEIFState *s, uint32_t offset, uint32_t val);
IDEIFState *ide_init(BlockDevice **tab_bs, IDESetIrqFunc *set_irq_func,
                     void *opaque);