diff options
Diffstat (limited to 'src/arch/x86/include/arch/acpi.h')
| -rw-r--r-- | src/arch/x86/include/arch/acpi.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/arch/x86/include/arch/acpi.h b/src/arch/x86/include/arch/acpi.h index d5040adb24..644f52f2ce 100644 --- a/src/arch/x86/include/arch/acpi.h +++ b/src/arch/x86/include/arch/acpi.h @@ -290,6 +290,33 @@ typedef struct acpi_ivrs { struct acpi_ivrs_ivhd ivhd; } __packed acpi_ivrs_t; +/* IVHD Type 11h IOMMU Attributes */ +typedef struct ivhd11_iommu_attr { + uint32_t reserved1 : 13; + uint32_t perf_counters : 4; + uint32_t perf_counter_banks : 6; + uint32_t msi_num_ppr : 5; + uint32_t reserved2 : 4; +} __packed ivhd11_iommu_attr_t; + +/* IVRS IVHD (I/O Virtualization Hardware Definition Block) Type 11h */ +typedef struct acpi_ivrs_ivhd_11 { + uint8_t type; + uint8_t flags; + uint16_t length; + uint16_t device_id; + uint16_t capability_offset; + uint32_t iommu_base_low; + uint32_t iommu_base_high; + uint16_t pci_segment_group; + uint16_t iommu_info; + struct ivhd11_iommu_attr iommu_attributes; + uint32_t efr_reg_image_low; + uint32_t efr_reg_image_high; + uint32_t reserved[2]; + uint8_t entry[0]; +} __packed acpi_ivrs_ivhd11_t; + enum dev_scope_type { SCOPE_PCI_ENDPOINT = 1, SCOPE_PCI_SUB = 2, |