4 #include "hw/ide/internal.h"
5 #include "hw/pci/pci_device.h"
6 #include "qom/object.h"
8 #define BM_STATUS_DMAING 0x01
9 #define BM_STATUS_ERROR 0x02
10 #define BM_STATUS_INT 0x04
12 #define BM_CMD_START 0x01
13 #define BM_CMD_READ 0x08
15 typedef struct BMDMAState {
22 /* current transfer state */
24 uint32_t cur_prd_last;
25 uint32_t cur_prd_addr;
27 BlockCompletionFunc *dma_cb;
28 MemoryRegion addr_ioport;
29 MemoryRegion extra_io;
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;
39 struct PCIIDEState *pci_dev;
42 #define TYPE_PCI_IDE "pci-ide"
43 OBJECT_DECLARE_SIMPLE_TYPE(PCIIDEState, PCI_IDE)
53 uint32_t secondary; /* used only for cmd646 */
54 MemoryRegion bmdma_bar;
55 MemoryRegion cmd_bar[2];
56 MemoryRegion data_bar[2];
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);
65 extern const VMStateDescription vmstate_ide_pci;
66 extern const MemoryRegionOps pci_ide_cmd_le_ops;
67 extern const MemoryRegionOps pci_ide_data_le_ops;