diff options
Diffstat (limited to 'hw/pci.h')
| -rw-r--r-- | hw/pci.h | 24 |
1 files changed, 24 insertions, 0 deletions
@@ -6,6 +6,7 @@ #include "qdev.h" #include "memory.h" #include "dma.h" +#include "kvm.h" /* PCI includes legacy ISA access. */ #include "isa.h" @@ -133,6 +134,9 @@ enum { QEMU_PCI_CAP_SLOTID = (1 << QEMU_PCI_SLOTID_BITNR), }; +typedef int (*msix_mask_notifier_func)(PCIDevice *, unsigned vector, + int masked); + #define TYPE_PCI_DEVICE "pci-device" #define PCI_DEVICE(obj) \ OBJECT_CHECK(PCIDevice, (obj), TYPE_PCI_DEVICE) @@ -243,12 +247,29 @@ struct PCIDevice { bool has_rom; MemoryRegion rom; uint32_t rom_bar; + + /* MSI entries */ + int msi_entries_nr; + struct KVMMsiMessage *msi_irq_entries; + + /* How much space does an MSIX table need. */ + /* The spec requires giving the table structure + * a 4K aligned region all by itself. Align it to + * target pages so that drivers can do passthrough + * on the rest of the region. */ + target_phys_addr_t msix_page_size; + + KVMMsiMessage *msix_irq_entries; + + msix_mask_notifier_func msix_mask_notifier; }; void pci_register_bar(PCIDevice *pci_dev, int region_num, uint8_t attr, MemoryRegion *memory); pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num); +int pci_map_irq(PCIDevice *pci_dev, int pin); + int pci_add_capability(PCIDevice *pdev, uint8_t cap_id, uint8_t offset, uint8_t size); @@ -314,6 +335,9 @@ PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr); int pci_read_devaddr(Monitor *mon, const char *addr, int *domp, int *busp, unsigned *slotp); +int pci_parse_host_devaddr(const char *addr, int *segp, int *busp, + int *slotp, int *funcp); + void pci_device_deassert_intx(PCIDevice *dev); static inline void |