xref: /illumos-kvm-cmd/hw/ide/pci.h (revision 68396ea9)
1 #ifndef HW_IDE_PCI_H
2 #define HW_IDE_PCI_H
3 
4 #include <hw/ide/internal.h>
5 
6 typedef struct BMDMAState {
7     IDEDMA dma;
8     uint8_t cmd;
9     uint8_t status;
10     uint32_t addr;
11 
12     IDEBus *bus;
13     /* current transfer state */
14     uint32_t cur_addr;
15     uint32_t cur_prd_last;
16     uint32_t cur_prd_addr;
17     uint32_t cur_prd_len;
18     uint8_t unit;
19     BlockDriverCompletionFunc *dma_cb;
20     int64_t sector_num;
21     uint32_t nsector;
22     IORange addr_ioport;
23     QEMUBH *bh;
24     qemu_irq irq;
25 } BMDMAState;
26 
27 typedef struct PCIIDEState {
28     PCIDevice dev;
29     IDEBus bus[2];
30     BMDMAState bmdma[2];
31     uint32_t secondary; /* used only for cmd646 */
32 } PCIIDEState;
33 
34 
bmdma_active_if(BMDMAState * bmdma)35 static inline IDEState *bmdma_active_if(BMDMAState *bmdma)
36 {
37     assert(bmdma->unit != (uint8_t)-1);
38     return bmdma->bus->ifs + bmdma->unit;
39 }
40 
41 
42 void bmdma_init(IDEBus *bus, BMDMAState *bm);
43 void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val);
44 extern const IORangeOps bmdma_addr_ioport_ops;
45 void pci_ide_create_devs(PCIDevice *dev, DriveInfo **hd_table);
46 
47 extern const VMStateDescription vmstate_ide_pci;
48 #endif
49