@@ -70,11 +70,7 @@ static void ide_map(PCIDevice *pci_dev, int region_num,
static PCIIDEState *pci_from_bm(BMDMAState *bm)
{
- if (bm->unit == 0) {
- return container_of(bm, PCIIDEState, bmdma[0]);
- } else {
- return container_of(bm, PCIIDEState, bmdma[1]);
- }
+ return bm->pci_dev;
}
static uint32_t bmdma_readb(void *opaque, uint32_t addr)
@@ -145,6 +141,7 @@ static void bmdma_map(PCIDevice *pci_dev, int region_num,
BMDMAState *bm = &d->bmdma[i];
d->bus[i].bmdma = bm;
bm->bus = d->bus+i;
+ bm->pci_dev = d;
qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
@@ -474,6 +474,7 @@ struct BMDMAState {
uint8_t status;
uint32_t addr;
+ struct PCIIDEState *pci_dev;
IDEBus *bus;
/* current transfer state */
uint32_t cur_addr;
@@ -78,6 +78,7 @@ static void bmdma_map(PCIDevice *pci_dev, int region_num,
BMDMAState *bm = &d->bmdma[i];
d->bus[i].bmdma = bm;
bm->bus = d->bus+i;
+ bm->pci_dev = d;
qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);