--- qemu/hw/ide/internal.h 2018/04/24 17:40:36 1.1 +++ qemu/hw/ide/internal.h 2018/04/24 18:40:23 1.1.1.5 @@ -7,6 +7,8 @@ * non-internal declarations are in hw/ide.h */ #include +#include "block_int.h" +#include "iorange.h" /* debug IDE devices */ //#define DEBUG_IDE @@ -18,7 +20,8 @@ typedef struct IDEBus IDEBus; typedef struct IDEDevice IDEDevice; typedef struct IDEDeviceInfo IDEDeviceInfo; typedef struct IDEState IDEState; -typedef struct BMDMAState BMDMAState; +typedef struct IDEDMA IDEDMA; +typedef struct IDEDMAOps IDEDMAOps; /* Bits of HD_STATUS */ #define ERR_STAT 0x01 @@ -361,15 +364,21 @@ typedef struct BMDMAState BMDMAState; #define SMART_DISABLE 0xd9 #define SMART_STATUS 0xda +typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind; + typedef void EndTransferFunc(IDEState *); +typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockDriverCompletionFunc *); +typedef int DMAFunc(IDEDMA *); +typedef int DMAIntFunc(IDEDMA *, int); +typedef void DMARestartFunc(void *, int, int); + /* NOTE: IDEState represents in fact one drive */ struct IDEState { IDEBus *bus; uint8_t unit; /* ide config */ - int is_cdrom; - int is_cf; + IDEDriveKind drive_kind; int cylinders, heads, sectors; int64_t nb_sectors; int mult_sectors; @@ -397,6 +406,7 @@ struct IDEState { /* set for lba48 access */ uint8_t lba48; BlockDriverState *bs; + char version[9]; /* ATAPI specific */ uint8_t sense_key; uint8_t asc; @@ -416,6 +426,11 @@ struct IDEState { uint8_t *data_ptr; uint8_t *data_end; uint8_t *io_buffer; + /* PIO save/restore */ + int32_t io_buffer_total_len; + int cur_io_buffer_offset; + int cur_io_buffer_len; + uint8_t end_transfer_fn_idx; QEMUTimer *sector_write_timer; /* only used for win2k install hack */ uint32_t irq_count; /* counts IRQs when using win2k install hack */ /* CF-ATA extended error */ @@ -424,7 +439,6 @@ struct IDEState { uint32_t mdata_size; uint8_t *mdata_storage; int media_changed; - /* for pmac */ int is_read; /* SMART */ uint8_t smart_enabled; @@ -432,14 +446,36 @@ struct IDEState { int smart_errors; uint8_t smart_selftest_count; uint8_t *smart_selftest_data; + /* AHCI */ + int ncq_queues; +}; + +struct IDEDMAOps { + DMAStartFunc *start_dma; + DMAFunc *start_transfer; + DMAIntFunc *prepare_buf; + DMAIntFunc *rw_buf; + DMAIntFunc *set_unit; + DMAIntFunc *add_status; + DMAFunc *set_inactive; + DMARestartFunc *restart_cb; + DMAFunc *reset; +}; + +struct IDEDMA { + const struct IDEDMAOps *ops; + struct iovec iov; + QEMUIOVector qiov; + BlockDriverAIOCB *aiocb; }; struct IDEBus { BusState qbus; IDEDevice *master; IDEDevice *slave; - BMDMAState *bmdma; IDEState ifs[2]; + int bus_id; + IDEDMA *dma; uint8_t unit; uint8_t cmd; qemu_irq irq; @@ -448,15 +484,15 @@ struct IDEBus { struct IDEDevice { DeviceState qdev; uint32_t unit; - DriveInfo *dinfo; + BlockConf conf; + char *version; + char *serial; }; typedef int (*ide_qdev_initfn)(IDEDevice *dev); struct IDEDeviceInfo { DeviceInfo qdev; ide_qdev_initfn init; - uint32_t unit; - DriveInfo *drive; }; #define BM_STATUS_DMAING 0x01 @@ -464,50 +500,20 @@ struct IDEDeviceInfo { #define BM_STATUS_INT 0x04 #define BM_STATUS_DMA_RETRY 0x08 #define BM_STATUS_PIO_RETRY 0x10 -#define BM_STATUS_RETRY_READ 0x20 +#define BM_STATUS_RETRY_READ 0x20 +#define BM_STATUS_RETRY_FLUSH 0x40 #define BM_CMD_START 0x01 #define BM_CMD_READ 0x08 -struct BMDMAState { - uint8_t cmd; - uint8_t status; - uint32_t addr; - - IDEBus *bus; - /* current transfer state */ - uint32_t cur_addr; - uint32_t cur_prd_last; - uint32_t cur_prd_addr; - uint32_t cur_prd_len; - uint8_t unit; - BlockDriverCompletionFunc *dma_cb; - BlockDriverAIOCB *aiocb; - struct iovec iov; - QEMUIOVector qiov; - int64_t sector_num; - uint32_t nsector; - QEMUBH *bh; -}; - static inline IDEState *idebus_active_if(IDEBus *bus) { return bus->ifs + bus->unit; } -static inline IDEState *bmdma_active_if(BMDMAState *bmdma) -{ - assert(bmdma->unit != (uint8_t)-1); - return bmdma->bus->ifs + bmdma->unit; -} - static inline void ide_set_irq(IDEBus *bus) { - BMDMAState *bm = bus->bmdma; if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) { - if (bm) { - bm->status |= BM_STATUS_INT; - } qemu_irq_raise(bus->irq); } } @@ -530,10 +536,7 @@ void ide_bus_reset(IDEBus *bus); int64_t ide_get_sector(IDEState *s); void ide_set_sector(IDEState *s, int64_t sector_num); -void ide_dma_cancel(BMDMAState *bm); -void ide_dma_restart_cb(void *opaque, int running, int reason); void ide_dma_error(IDEState *s); -void ide_dma_reset(BMDMAState *bm); void ide_atapi_cmd_ok(IDEState *s); void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc); @@ -548,13 +551,21 @@ uint32_t ide_data_readw(void *opaque, ui void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); uint32_t ide_data_readl(void *opaque, uint32_t addr); -void ide_init_drive(IDEState *s, DriveInfo *dinfo); -void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1, - qemu_irq irq); +int ide_init_drive(IDEState *s, BlockDriverState *bs, + const char *version, const char *serial); +void ide_init2(IDEBus *bus, qemu_irq irq); +void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0, + DriveInfo *hd1, qemu_irq irq); void ide_init_ioport(IDEBus *bus, int iobase, int iobase2); +void ide_exec_cmd(IDEBus *bus, uint32_t val); +void ide_dma_cb(void *opaque, int ret); +void ide_sector_write(IDEState *s); +void ide_sector_read(IDEState *s); +void ide_flush_cache(IDEState *s); + /* hw/ide/qdev.c */ -void ide_bus_new(IDEBus *idebus, DeviceState *dev); +void ide_bus_new(IDEBus *idebus, DeviceState *dev, int bus_id); IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive); #endif /* HW_IDE_INTERNAL_H */