| 1 | #ifndef HW_IDE_PCI_H |
| 2 | #define HW_IDE_PCI_H |
| 3 | |
| 4 | #include "hw/ide/ide-bus.h" |
| 5 | #include "hw/pci/pci_device.h" |
| 6 | #include "qom/object.h" |
| 7 | |
| 8 | #define BM_STATUS_DMAING 0x01 |
| 9 | #define BM_STATUS_ERROR 0x02 |
| 10 | #define BM_STATUS_INT 0x04 |
| 11 | |
| 12 | #define BM_CMD_START 0x01 |
| 13 | #define BM_CMD_READ 0x08 |
| 14 | |
| 15 | typedef struct BMDMAState { |
| 16 | IDEDMA dma; |
| 17 | uint8_t cmd; |
| 18 | uint8_t status; |
| 19 | uint32_t addr; |
| 20 | |
| 21 | IDEBus *bus; |
| 22 | /* current transfer state */ |
| 23 | uint32_t cur_addr; |
| 24 | uint32_t cur_prd_last; |
| 25 | uint32_t cur_prd_addr; |
| 26 | uint32_t cur_prd_len; |
| 27 | BlockCompletionFunc *dma_cb; |
| 28 | MemoryRegion addr_ioport; |
| 29 | MemoryRegion extra_io; |
| 30 | qemu_irq irq; |
| 31 | |
| 32 | /* Bit 0-2 and 7: BM status register |
| 33 | * Bit 3-6: bus->error_status */ |
| 34 | uint8_t migration_compat_status; |
| 35 | uint8_t migration_retry_unit; |
| 36 | int64_t migration_retry_sector_num; |
| 37 | uint32_t migration_retry_nsector; |
| 38 | |
| 39 | struct PCIIDEState *pci_dev; |
| 40 | } BMDMAState; |
| 41 | |
| 42 | #define TYPE_PCI_IDE "pci-ide" |
| 43 | OBJECT_DECLARE_SIMPLE_TYPE(PCIIDEState, PCI_IDE) |
| 44 | |
| 45 | struct PCIIDEState { |
| 46 | /*< private >*/ |
| 47 | PCIDevice parent_obj; |
| 48 | /*< public >*/ |
| 49 | |
| 50 | IDEBus bus[2]; |
| 51 | BMDMAState bmdma[2]; |
| 52 | qemu_irq isa_irq[2]; |
| 53 | uint32_t secondary; /* used only for cmd646 */ |
| 54 | MemoryRegion bmdma_bar; |
| 55 | MemoryRegion cmd_bar[2]; |
| 56 | MemoryRegion data_bar[2]; |
| 57 | }; |
| 58 | |
| 59 | void bmdma_init(IDEBus *bus, BMDMAState *bm, PCIIDEState *d); |
| 60 | void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val); |
| 61 | void bmdma_status_writeb(BMDMAState *bm, uint32_t val); |
| 62 | extern MemoryRegionOps bmdma_addr_ioport_ops; |
| 63 | void pci_ide_create_devs(PCIDevice *dev); |
| 64 | void pci_ide_update_mode(PCIIDEState *s); |
| 65 | |
| 66 | extern const VMStateDescription vmstate_ide_pci; |
| 67 | extern const MemoryRegionOps pci_ide_cmd_le_ops; |
| 68 | extern const MemoryRegionOps pci_ide_data_le_ops; |
| 69 | #endif |