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| author | Sunil V L <sunilvl@ventanamicro.com> | 2025-06-20 11:18:56 +0530 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2025-07-21 09:28:16 +0000 |
| commit | 6b8522d007a6d2d1d8847cb6618e9a6bfd2092ec (patch) | |
| tree | c7112688926c98411e82ce1d2384069643b97546 | |
| parent | 6f939cee32ab1fb78f7ff7e5179c02ab88ed9c49 (diff) | |
| download | edk2-6b8522d007a6d2d1d8847cb6618e9a6bfd2092ec.zip edk2-6b8522d007a6d2d1d8847cb6618e9a6bfd2092ec.tar.gz edk2-6b8522d007a6d2d1d8847cb6618e9a6bfd2092ec.tar.bz2 | |
MdePkg: Acpi66: Add RISC-V MADT and RHCT structures
ACPI 6.6 introduced new MADT structures for RISC-V and a new static
table RHCT. Add the definitions for these new structures.
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
| -rw-r--r-- | MdePkg/Include/IndustryStandard/Acpi66.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/MdePkg/Include/IndustryStandard/Acpi66.h b/MdePkg/Include/IndustryStandard/Acpi66.h index b951668..633d8bb 100644 --- a/MdePkg/Include/IndustryStandard/Acpi66.h +++ b/MdePkg/Include/IndustryStandard/Acpi66.h @@ -361,6 +361,10 @@ typedef struct { #define EFI_ACPI_6_6_MSI_PIC 0x15
#define EFI_ACPI_6_6_BIO_PIC 0x16
#define EFI_ACPI_6_6_LPC_PIC 0x17
+#define EFI_ACPI_6_6_RINTC 0x18
+#define EFI_ACPI_6_6_IMSIC 0x19
+#define EFI_ACPI_6_6_APLIC 0x1A
+#define EFI_ACPI_6_6_PLIC 0x1B
//
// APIC Structure Definitions
@@ -746,6 +750,83 @@ typedef struct { } EFI_ACPI_6_6_LPC_PIC_STRUCTURE;
///
+/// RISC-V INTC (RINTC)
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Version;
+ UINT8 Reserved;
+ UINT32 Flags;
+ UINT64 HartId;
+ UINT32 Uid;
+ UINT32 ExtIntcId;
+ UINT64 ImsicAddr;
+ UINT32 ImsicSize;
+} EFI_ACPI_6_6_RINTC_STRUCTURE;
+
+#define EFI_ACPI_6_6_RINTC_STRUCTURE_VERSION 1
+
+#define EFI_ACPI_6_6_RINTC_FLAG_ENABLE 1
+
+///
+/// RISC-V Incoming MSI Controller (IMSIC)
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Version;
+ UINT8 Reserved;
+ UINT32 Flags;
+ UINT16 NumIds;
+ UINT16 NumGuestIds;
+ UINT8 GuestIndexBits;
+ UINT8 HartIndexBits;
+ UINT8 GroupIndexBits;
+ UINT8 GroupIndexShift;
+} EFI_ACPI_6_6_IMSIC_STRUCTURE;
+
+#define EFI_ACPI_6_6_IMSIC_STRUCTURE_VERSION 1
+
+///
+/// RISC-V APLIC
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Version;
+ UINT8 Id;
+ UINT32 Flags;
+ UINT8 HwId[8];
+ UINT16 NumIdcs;
+ UINT16 NumSources;
+ UINT32 GsiBase;
+ UINT64 BaseAddr;
+ UINT32 Size;
+} EFI_ACPI_6_6_APLIC_STRUCTURE;
+
+#define EFI_ACPI_6_6_APLIC_STRUCTURE_VERSION 1
+
+///
+/// RISC-V PLIC
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Version;
+ UINT8 Id;
+ UINT8 HwId[8];
+ UINT16 NumIrqs;
+ UINT16 MaxPrio;
+ UINT32 Flags;
+ UINT32 Size;
+ UINT64 BaseAddr;
+ UINT32 GsiBase;
+} EFI_ACPI_6_6_PLIC_STRUCTURE;
+
+#define EFI_ACPI_6_6_PLIC_STRUCTURE_VERSION 1
+
+///
/// Smart Battery Description Table (SBST)
///
typedef struct {
@@ -3024,6 +3105,86 @@ typedef struct { #define EFI_ACPI_6_6_PHAT_RESET_REASON_REASON_POWER_LOSS 0x24
#define EFI_ACPI_6_6_PHAT_RESET_REASON_REASON_POWER_BUTTON 0x25
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 Flags;
+ UINT64 TimeBaseFreq;
+ UINT32 NodeCount;
+ UINT32 NodeOffset;
+} EFI_ACPI_6_6_RISCV_HART_CAPABILITIES_TABLE;
+
+#define EFI_ACPI_6_6_RHCT_TABLE_REVISION 1
+//
+// RHCT Flags
+//
+#define EFI_ACPI_6_6_RHCT_FLAG_TIMER_CANNOT_WAKEUP_CPU 1
+
+//
+// RHCT subtables
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT16 Revision;
+} EFI_ACPI_6_6_RHCT_NODE_HEADER;
+
+/* Values for RHCT subtable Type above */
+#define EFI_ACPI_6_6_RHCT_NODE_TYPE_ISA_STRING 0x0000
+#define EFI_ACPI_6_6_RHCT_NODE_TYPE_CMO 0x0001
+#define EFI_ACPI_6_6_RHCT_NODE_TYPE_MMU 0x0002
+#define EFI_ACPI_6_6_RHCT_NODE_TYPE_HART_INFO 0xFFFF
+
+//
+// ISA string node structure
+//
+typedef struct {
+ EFI_ACPI_6_6_RHCT_NODE_HEADER Node;
+ UINT16 IsaLength;
+ char Isa[];
+} EFI_ACPI_6_6_RHCT_ISA_STRING_NODE;
+
+#define EFI_ACPI_6_6_RHCT_ISA_NODE_STRUCTURE_VERSION 1
+
+//
+// CMO node structure
+//
+typedef struct {
+ EFI_ACPI_6_6_RHCT_NODE_HEADER Node;
+ UINT8 Reserved;
+ UINT8 CbomBlockSize;
+ UINT8 CbopBlockSize;
+ UINT8 CbozBlockSize;
+} EFI_ACPI_6_6_RHCT_CMO_NODE;
+
+#define EFI_ACPI_6_6_RHCT_CMO_NODE_STRUCTURE_VERSION 1
+
+//
+// MMU node structure
+//
+typedef struct {
+ EFI_ACPI_6_6_RHCT_NODE_HEADER Node;
+ UINT8 Reserved;
+ UINT8 MmuType;
+} EFI_ACPI_6_6_RHCT_MMU_NODE;
+
+#define EFI_ACPI_6_6_RHCT_MMU_NODE_STRUCTURE_VERSION 1
+
+#define EFI_ACPI_6_6_RHCT_MMU_TYPE_SV39 0
+#define EFI_ACPI_6_6_RHCT_MMU_TYPE_SV48 1
+#define EFI_ACPI_6_6_RHCT_MMU_TYPE_SV57 2
+
+//
+// Hart Info node structure
+//
+typedef struct {
+ EFI_ACPI_6_6_RHCT_NODE_HEADER Node;
+ UINT16 NumOffsets;
+ UINT32 Uid;
+ UINT32 Offsets[];
+} EFI_ACPI_6_6_RHCT_HART_INFO_NODE;
+
+#define EFI_ACPI_6_6_RHCT_HART_INFO_NODE_STRUCTURE_VERSION 1
+
//
// Known table signatures
//
@@ -3284,6 +3445,10 @@ typedef struct { #define EFI_ACPI_6_6_PLATFORM_HEALTH_ASSESSMENT_TABLE_SIGNATURE SIGNATURE_32('P', 'H', 'A', 'T')
///
+/// "RHCT" RISC-V Hart Capabilities Table (RHCT)
+///
+#define EFI_ACPI_6_6_RISCV_HART_CAPABILITIES_TABLE_SIGNATURE SIGNATURE_32('R', 'H', 'C', 'T')
+///
/// "SDEI" Software Delegated Exceptions Interface Table
///
#define EFI_ACPI_6_6_SOFTWARE_DELEGATED_EXCEPTIONS_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'D', 'E', 'I')
|