diff options
Diffstat (limited to 'include/hw/pci/pci.h')
| -rw-r--r-- | include/hw/pci/pci.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index 44dacfa224..b54b6ef88f 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -16,6 +16,7 @@ extern bool pci_available; #define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) #define PCI_FUNC(devfn) ((devfn) & 0x07) #define PCI_BUILD_BDF(bus, devfn) ((bus << 8) | (devfn)) +#define PCI_BDF_TO_DEVFN(x) ((x) & 0xff) #define PCI_BUS_MAX 256 #define PCI_DEVFN_MAX 256 #define PCI_SLOT_MAX 32 @@ -127,6 +128,10 @@ typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num, pcibus_t addr, pcibus_t size, int type); typedef void PCIUnregisterFunc(PCIDevice *pci_dev); +typedef void MSITriggerFunc(PCIDevice *dev, MSIMessage msg); +typedef MSIMessage MSIPrepareMessageFunc(PCIDevice *dev, unsigned vector); +typedef MSIMessage MSIxPrepareMessageFunc(PCIDevice *dev, unsigned vector); + typedef struct PCIIORegion { pcibus_t addr; /* current PCI mapping address. -1 means not mapped */ #define PCI_BAR_UNMAPPED (~(pcibus_t)0) @@ -329,6 +334,14 @@ struct PCIDevice { /* Space to store MSIX table & pending bit array */ uint8_t *msix_table; uint8_t *msix_pba; + + /* May be used by INTx or MSI during interrupt notification */ + void *irq_opaque; + + MSITriggerFunc *msi_trigger; + MSIPrepareMessageFunc *msi_prepare_message; + MSIxPrepareMessageFunc *msix_prepare_message; + /* MemoryRegion container for msix exclusive BAR setup */ MemoryRegion msix_exclusive_bar; /* Memory Regions for MSIX table and pending bit entries. */ |