Revision ed757e14 hw/virtio-pci.c
| b/hw/virtio-pci.c | ||
|---|---|---|
| 364 | 364 |
static void virtio_write_config(PCIDevice *pci_dev, uint32_t address, |
| 365 | 365 |
uint32_t val, int len) |
| 366 | 366 |
{
|
| 367 |
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev); |
|
| 368 |
|
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if (PCI_COMMAND == address) {
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| 370 |
if (!(val & PCI_COMMAND_MASTER)) {
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proxy->vdev->status &= !VIRTIO_CONFIG_S_DRIVER_OK; |
|
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} |
|
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} |
|
| 374 |
|
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| 367 | 375 |
pci_default_write_config(pci_dev, address, val, len); |
| 368 |
msix_write_config(pci_dev, address, val, len); |
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if(proxy->vdev->nvectors) |
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msix_write_config(pci_dev, address, val, len); |
|
| 369 | 378 |
} |
| 370 | 379 |
|
| 371 | 380 |
static const VirtIOBindings virtio_pci_bindings = {
|
| ... | ... | |
| 407 | 416 |
msix_bar_size(&proxy->pci_dev), |
| 408 | 417 |
PCI_ADDRESS_SPACE_MEM, |
| 409 | 418 |
msix_mmio_map); |
| 410 |
proxy->pci_dev.config_write = virtio_write_config; |
|
| 411 | 419 |
proxy->pci_dev.unregister = msix_uninit; |
| 412 | 420 |
} else |
| 413 | 421 |
vdev->nvectors = 0; |
| 414 | 422 |
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proxy->pci_dev.config_write = virtio_write_config; |
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|
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| 415 | 425 |
size = VIRTIO_PCI_REGION_SIZE(&proxy->pci_dev) + vdev->config_len; |
| 416 | 426 |
if (size & (size-1)) |
| 417 | 427 |
size = 1 << qemu_fls(size); |
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