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| author | Yuchi Chen <yuchi.chen@intel.com> | 2024-06-25 11:08:12 +0800 |
|---|---|---|
| committer | Lean Sheng Tan <sheng.tan@9elements.com> | 2024-11-09 10:19:28 +0000 |
| commit | 031c078e8634c6436d27297e2b7810a5b75fc5b8 (patch) | |
| tree | a0e9ad49c41e7f0634ea8b906bcea6d5fce85732 /src/include/device/pci_def.h | |
| parent | 239f7f7408a1dca881b3b4294d0bbea7b4a8ed60 (diff) | |
include/device/pci_def.h: Add PCIe SRIOV definitions
Add SRIOV related definitions from section 9.3 of PCI Express Base
Specification Revision 6.2.
Change-Id: Ic4bf76b0e3b20e3d04e8264c6530ab4abb95a013
Signed-off-by: Yuchi Chen <yuchi.chen@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83319
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shuo Liu <shuo.liu@intel.com>
Diffstat (limited to 'src/include/device/pci_def.h')
| -rw-r--r-- | src/include/device/pci_def.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/include/device/pci_def.h b/src/include/device/pci_def.h index 6d61e6d2bd..6748b356b7 100644 --- a/src/include/device/pci_def.h +++ b/src/include/device/pci_def.h @@ -478,6 +478,7 @@ #define PCIE_EXT_CAP_LTR_ID 0x0018 #define PCIE_EXT_CAP_RESIZABLE_BAR 0x0015 #define PCIE_EXT_CAP_RCECEA_ID 0x0007 +#define PCIE_EXT_CAP_SRIOV_ID 0x0010 /* Secondary PCI Express Extended Capability Structure */ #define PCI_EXP_SEC_CAP_ID 0x19 @@ -580,6 +581,16 @@ #define PCI_RCECEA_BUSNUM 8 /* + * Single Root IO Virtualization + * Section 9.3 of PCI Express Base Specification Revision 6.2. + */ +#define PCIE_EXT_CAP_SRIOV_TOTAL_VFS 0x0e +#define PCIE_EXT_CAP_SRIOV_SUPPORTED_PAGE_SIZE 0x1c +#define PCIE_EXT_CAP_SRIOV_SYSTEM_PAGE_SIZE 0x20 +#define PCIE_EXT_CAP_SRIOV_VF_BAR0 0x24 +#define PCIE_EXT_CAP_SRIOV_VF_BAR5 0x38 + +/* * The PCI interface treats multi-function devices as independent * devices. The slot/function address of each device is encoded * in a single byte as follows: |