From efe84f03ea88db49ae9180a9ffe4634349333c4e Mon Sep 17 00:00:00 2001 From: Laurent Vivier Date: Wed, 8 Dec 2021 14:03:47 +0100 Subject: qtest/libqos: add a function to initialize secondary PCI buses Scan the PCI devices to find bridge and set PCI_SECONDARY_BUS and PCI_SUBORDINATE_BUS (algorithm from seabios) Signed-off-by: Laurent Vivier Acked-by: Thomas Huth Message-Id: <20211208130350.10178-2-lvivier@redhat.com> Signed-off-by: Thomas Huth --- include/hw/pci/pci_bridge.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include') diff --git a/include/hw/pci/pci_bridge.h b/include/hw/pci/pci_bridge.h index a94d350..30691a6 100644 --- a/include/hw/pci/pci_bridge.h +++ b/include/hw/pci/pci_bridge.h @@ -138,6 +138,7 @@ typedef struct PCIBridgeQemuCap { uint64_t mem_pref_64; /* Prefetchable memory to reserve (64-bit MMIO) */ } PCIBridgeQemuCap; +#define REDHAT_PCI_CAP_TYPE_OFFSET 3 #define REDHAT_PCI_CAP_RESOURCE_RESERVE 1 /* @@ -152,6 +153,13 @@ typedef struct PCIResReserve { uint64_t mem_pref_64; } PCIResReserve; +#define REDHAT_PCI_CAP_RES_RESERVE_BUS_RES 4 +#define REDHAT_PCI_CAP_RES_RESERVE_IO 8 +#define REDHAT_PCI_CAP_RES_RESERVE_MEM 16 +#define REDHAT_PCI_CAP_RES_RESERVE_PREF_MEM_32 20 +#define REDHAT_PCI_CAP_RES_RESERVE_PREF_MEM_64 24 +#define REDHAT_PCI_CAP_RES_RESERVE_CAP_SIZE 32 + int pci_bridge_qemu_reserve_cap_init(PCIDevice *dev, int cap_offset, PCIResReserve res_reserve, Error **errp); -- cgit v1.1