diff options
| author | Pierre Gondois <pierre.gondois@arm.com> | 2024-03-11 16:04:41 +0100 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2024-06-15 03:57:14 +0000 |
| commit | c68fb69dfefa7a76ebad33674a49632c4f8c6926 (patch) | |
| tree | 89dacc5c7d00e5f2dfc4aedcebbb5d893bd6aef1 /MdePkg | |
| parent | f2b9d5417dccf763bcbb68cd0effed0e25890aab (diff) | |
| download | edk2-c68fb69dfefa7a76ebad33674a49632c4f8c6926.zip edk2-c68fb69dfefa7a76ebad33674a49632c4f8c6926.tar.gz edk2-c68fb69dfefa7a76ebad33674a49632c4f8c6926.tar.bz2 | |
ArmPkg,MdePkg: Move ArmPkg/Chipset/ArmV7[|Mmu].h to MdePkg
Following the discussion at [1] and as the ArmLib relies on them,
move ArmPkg/Chipset/ArmV7[|Mmu].h files to the MdePkg.
Update the path to correctly include the moved files.
[1] https://edk2.groups.io/g/devel/message/111566
Continuous-integration-options: PatchCheck.ignore-multi-package
Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Leif Lindholm <quic_llindhol@quicinc.com>
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/AArch64/AArch64.h | 252 | ||||
| -rw-r--r-- | MdePkg/Include/AArch64/AArch64Mmu.h | 195 | ||||
| -rw-r--r-- | MdePkg/Include/Library/ArmLib.h | 2 |
3 files changed, 448 insertions, 1 deletions
diff --git a/MdePkg/Include/AArch64/AArch64.h b/MdePkg/Include/AArch64/AArch64.h new file mode 100644 index 0000000..a77c3a9 --- /dev/null +++ b/MdePkg/Include/AArch64/AArch64.h @@ -0,0 +1,252 @@ +/** @file
+
+ Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ Copyright (c) 2011 - 2021, Arm Limited. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef AARCH64_H_
+#define AARCH64_H_
+
+#include <AArch64/AArch64Mmu.h>
+
+// ARM Interrupt ID in Exception Table
+#define ARM_ARCH_EXCEPTION_IRQ EXCEPT_AARCH64_IRQ
+
+// CPACR - Coprocessor Access Control Register definitions
+#define CPACR_TTA_EN (1UL << 28)
+#define CPACR_FPEN_EL1 (1UL << 20)
+#define CPACR_FPEN_FULL (3UL << 20)
+#define CPACR_CP_FULL_ACCESS 0x300000
+
+// Coprocessor Trap Register (CPTR)
+#define AARCH64_CPTR_TFP (1 << 10)
+
+// ID_AA64MMFR1 - AArch64 Memory Model Feature Register 0 definitions
+#define AARCH64_MMFR1_VH (0xF << 8)
+
+// ID_AA64PFR0 - AArch64 Processor Feature Register 0 definitions
+#define AARCH64_PFR0_FP (0xF << 16)
+#define AARCH64_PFR0_GIC (0xF << 24)
+
+// ID_AA64DFR0 - AArch64 Debug Feature Register 0 definitions
+#define AARCH64_DFR0_TRACEVER (0xFULL << 4)
+#define AARCH64_DFR0_TRBE (0xFULL << 44)
+
+// SCR - Secure Configuration Register definitions
+#define SCR_NS (1 << 0)
+#define SCR_IRQ (1 << 1)
+#define SCR_FIQ (1 << 2)
+#define SCR_EA (1 << 3)
+#define SCR_FW (1 << 4)
+#define SCR_AW (1 << 5)
+
+// MIDR - Main ID Register definitions
+#define ARM_CPU_TYPE_SHIFT 4
+#define ARM_CPU_TYPE_MASK 0xFFF
+#define ARM_CPU_TYPE_AEMV8 0xD0F
+#define ARM_CPU_TYPE_A53 0xD03
+#define ARM_CPU_TYPE_A57 0xD07
+#define ARM_CPU_TYPE_A72 0xD08
+#define ARM_CPU_TYPE_A15 0xC0F
+#define ARM_CPU_TYPE_A9 0xC09
+#define ARM_CPU_TYPE_A7 0xC07
+#define ARM_CPU_TYPE_A5 0xC05
+
+#define ARM_CPU_REV_MASK ((0xF << 20) | (0xF) )
+#define ARM_CPU_REV(rn, pn) ((((rn) & 0xF) << 20) | ((pn) & 0xF))
+
+// Hypervisor Configuration Register
+#define ARM_HCR_FMO BIT3
+#define ARM_HCR_IMO BIT4
+#define ARM_HCR_AMO BIT5
+#define ARM_HCR_TSC BIT19
+#define ARM_HCR_TGE BIT27
+
+// Exception Syndrome Register
+#define AARCH64_ESR_EC(Ecr) ((0x3F << 26) & (Ecr))
+#define AARCH64_ESR_ISS(Ecr) ((0x1FFFFFF) & (Ecr))
+
+#define AARCH64_ESR_EC_SMC32 (0x13 << 26)
+#define AARCH64_ESR_EC_SMC64 (0x17 << 26)
+
+// AArch64 Exception Level
+#define AARCH64_EL3 0xC
+#define AARCH64_EL2 0x8
+#define AARCH64_EL1 0x4
+
+// Saved Program Status Register definitions
+#define SPSR_A BIT8
+#define SPSR_I BIT7
+#define SPSR_F BIT6
+
+#define SPSR_AARCH32 BIT4
+
+#define SPSR_AARCH32_MODE_USER 0x0
+#define SPSR_AARCH32_MODE_FIQ 0x1
+#define SPSR_AARCH32_MODE_IRQ 0x2
+#define SPSR_AARCH32_MODE_SVC 0x3
+#define SPSR_AARCH32_MODE_ABORT 0x7
+#define SPSR_AARCH32_MODE_UNDEF 0xB
+#define SPSR_AARCH32_MODE_SYS 0xF
+
+// Counter-timer Hypervisor Control register definitions
+#define CNTHCTL_EL2_EL1PCTEN BIT0
+#define CNTHCTL_EL2_EL1PCEN BIT1
+
+#define ARM_VECTOR_TABLE_ALIGNMENT ((1 << 11)-1)
+
+// Vector table offset definitions
+#define ARM_VECTOR_CUR_SP0_SYNC 0x000
+#define ARM_VECTOR_CUR_SP0_IRQ 0x080
+#define ARM_VECTOR_CUR_SP0_FIQ 0x100
+#define ARM_VECTOR_CUR_SP0_SERR 0x180
+
+#define ARM_VECTOR_CUR_SPX_SYNC 0x200
+#define ARM_VECTOR_CUR_SPX_IRQ 0x280
+#define ARM_VECTOR_CUR_SPX_FIQ 0x300
+#define ARM_VECTOR_CUR_SPX_SERR 0x380
+
+#define ARM_VECTOR_LOW_A64_SYNC 0x400
+#define ARM_VECTOR_LOW_A64_IRQ 0x480
+#define ARM_VECTOR_LOW_A64_FIQ 0x500
+#define ARM_VECTOR_LOW_A64_SERR 0x580
+
+#define ARM_VECTOR_LOW_A32_SYNC 0x600
+#define ARM_VECTOR_LOW_A32_IRQ 0x680
+#define ARM_VECTOR_LOW_A32_FIQ 0x700
+#define ARM_VECTOR_LOW_A32_SERR 0x780
+
+// The ID_AA64ISAR2_EL1 register is not recognized by older
+// assemblers, we need to define it here.
+#define ID_AA64ISAR2_EL1 S3_0_C0_C6_2
+
+// The ID_AA64MMFR2_EL1 register was added in ARMv8.2. Since we
+// build for ARMv8.0, we need to define the register here.
+#define ID_AA64MMFR2_EL1 S3_0_C0_C7_2
+
+#define VECTOR_BASE(tbl) \
+ .section .text.##tbl##,"ax"; \
+ .align 11; \
+ .org 0x0; \
+ GCC_ASM_EXPORT(tbl); \
+ ASM_PFX(tbl): \
+
+#define VECTOR_ENTRY(tbl, off) \
+ .org off
+
+#define VECTOR_END(tbl) \
+ .org 0x800; \
+ .previous
+
+VOID
+EFIAPI
+ArmEnableSWPInstruction (
+ VOID
+ );
+
+UINTN
+EFIAPI
+ArmReadCbar (
+ VOID
+ );
+
+UINTN
+EFIAPI
+ArmReadTpidrurw (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteTpidrurw (
+ UINTN Value
+ );
+
+UINTN
+EFIAPI
+ArmGetTCR (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmSetTCR (
+ UINTN Value
+ );
+
+UINTN
+EFIAPI
+ArmGetMAIR (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmSetMAIR (
+ UINTN Value
+ );
+
+VOID
+EFIAPI
+ArmDisableAlignmentCheck (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmEnableAlignmentCheck (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmDisableStackAlignmentCheck (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmEnableStackAlignmentCheck (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmDisableAllExceptions (
+ VOID
+ );
+
+VOID
+ArmWriteHcr (
+ IN UINTN Hcr
+ );
+
+UINTN
+ArmReadHcr (
+ VOID
+ );
+
+UINTN
+ArmReadCurrentEL (
+ VOID
+ );
+
+UINTN
+ArmWriteCptr (
+ IN UINT64 Cptr
+ );
+
+UINT32
+ArmReadCntHctl (
+ VOID
+ );
+
+VOID
+ArmWriteCntHctl (
+ IN UINT32 CntHctl
+ );
+
+#endif // AARCH64_H_
diff --git a/MdePkg/Include/AArch64/AArch64Mmu.h b/MdePkg/Include/AArch64/AArch64Mmu.h new file mode 100644 index 0000000..2ea2cc0 --- /dev/null +++ b/MdePkg/Include/AArch64/AArch64Mmu.h @@ -0,0 +1,195 @@ +/** @file
+*
+* Copyright (c) 2011-2021, Arm Limited. All rights reserved.<BR>
+*
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+
+#ifndef AARCH64_MMU_H_
+#define AARCH64_MMU_H_
+
+//
+// Memory Attribute Indirection register Definitions
+//
+#define MAIR_ATTR_DEVICE_MEMORY 0x0ULL
+#define MAIR_ATTR_NORMAL_MEMORY_NON_CACHEABLE 0x44ULL
+#define MAIR_ATTR_NORMAL_MEMORY_WRITE_THROUGH 0xBBULL
+#define MAIR_ATTR_NORMAL_MEMORY_WRITE_BACK 0xFFULL
+
+#define MAIR_ATTR(n, value) ((value) << (((n) >> 2)*8))
+
+//
+// Long-descriptor Translation Table format
+//
+
+// Return the smallest offset from the table level.
+// The first offset starts at 12bit. There are 4 levels of 9-bit address range from level 3 to level 0
+#define TT_ADDRESS_OFFSET_AT_LEVEL(TableLevel) (12 + ((3 - (TableLevel)) * 9))
+
+#define TT_BLOCK_ENTRY_SIZE_AT_LEVEL(Level) (1ULL << TT_ADDRESS_OFFSET_AT_LEVEL(Level))
+
+// Get the associated entry in the given Translation Table
+#define TT_GET_ENTRY_FOR_ADDRESS(TranslationTable, Level, Address) \
+ ((UINTN)(TranslationTable) + ((((UINTN)(Address) >> TT_ADDRESS_OFFSET_AT_LEVEL(Level)) & (BIT9-1)) * sizeof(UINT64)))
+
+// Return the smallest address granularity from the table level.
+// The first offset starts at 12bit. There are 4 levels of 9-bit address range from level 3 to level 0
+#define TT_ADDRESS_AT_LEVEL(TableLevel) (1ULL << TT_ADDRESS_OFFSET_AT_LEVEL(TableLevel))
+
+#define TT_LAST_BLOCK_ADDRESS(TranslationTable, EntryCount) \
+ ((UINT64*)((EFI_PHYSICAL_ADDRESS)(TranslationTable) + (((EntryCount) - 1) * sizeof(UINT64))))
+
+// There are 512 entries per table when 4K Granularity
+#define TT_ENTRY_COUNT 512
+#define TT_ALIGNMENT_BLOCK_ENTRY BIT12
+#define TT_ALIGNMENT_DESCRIPTION_TABLE BIT12
+
+#define TT_ADDRESS_MASK_BLOCK_ENTRY (0xFFFFFFFFFULL << 12)
+#define TT_ADDRESS_MASK_DESCRIPTION_TABLE (0xFFFFFFFFFULL << 12)
+
+#define TT_TYPE_MASK 0x3
+#define TT_TYPE_TABLE_ENTRY 0x3
+#define TT_TYPE_BLOCK_ENTRY 0x1
+#define TT_TYPE_BLOCK_ENTRY_LEVEL3 0x3
+
+#define TT_ATTR_INDX_MASK (0x7 << 2)
+#define TT_ATTR_INDX_DEVICE_MEMORY (0x0 << 2)
+#define TT_ATTR_INDX_MEMORY_NON_CACHEABLE (0x1 << 2)
+#define TT_ATTR_INDX_MEMORY_WRITE_THROUGH (0x2 << 2)
+#define TT_ATTR_INDX_MEMORY_WRITE_BACK (0x3 << 2)
+
+#define TT_AP_MASK (0x3UL << 6)
+#define TT_AP_NO_RW (0x0UL << 6)
+#define TT_AP_RW_RW (0x1UL << 6)
+#define TT_AP_NO_RO (0x2UL << 6)
+#define TT_AP_RO_RO (0x3UL << 6)
+
+#define TT_NS BIT5
+#define TT_AF BIT10
+
+#define TT_SH_NON_SHAREABLE (0x0 << 8)
+#define TT_SH_OUTER_SHAREABLE (0x2 << 8)
+#define TT_SH_INNER_SHAREABLE (0x3 << 8)
+#define TT_SH_MASK (0x3 << 8)
+
+#define TT_PXN_MASK BIT53
+#define TT_UXN_MASK BIT54 // EL1&0
+#define TT_XN_MASK BIT54 // EL2 / EL3
+
+#define TT_ATTRIBUTES_MASK ((0xFFFULL << 52) | (0x3FFULL << 2))
+
+#define TT_TABLE_PXN BIT59
+#define TT_TABLE_UXN BIT60 // EL1&0
+#define TT_TABLE_XN BIT60 // EL2 / EL3
+#define TT_TABLE_NS BIT63
+
+#define TT_TABLE_AP_MASK (BIT62 | BIT61)
+#define TT_TABLE_AP_NO_PERMISSION (0x0ULL << 61)
+#define TT_TABLE_AP_EL0_NO_ACCESS (0x1ULL << 61)
+#define TT_TABLE_AP_NO_WRITE_ACCESS (0x2ULL << 61)
+
+//
+// Translation Control Register
+//
+#define TCR_T0SZ_MASK 0x3FUL
+
+#define TCR_PS_4GB (0UL << 16)
+#define TCR_PS_64GB (1UL << 16)
+#define TCR_PS_1TB (2UL << 16)
+#define TCR_PS_4TB (3UL << 16)
+#define TCR_PS_16TB (4UL << 16)
+#define TCR_PS_256TB (5UL << 16)
+
+#define TCR_TG0_4KB (0UL << 14)
+#define TCR_TG1_4KB (2UL << 30)
+
+#define TCR_IPS_4GB (0ULL << 32)
+#define TCR_IPS_64GB (1ULL << 32)
+#define TCR_IPS_1TB (2ULL << 32)
+#define TCR_IPS_4TB (3ULL << 32)
+#define TCR_IPS_16TB (4ULL << 32)
+#define TCR_IPS_256TB (5ULL << 32)
+
+#define TCR_EPD1 (1UL << 23)
+
+#define TTBR_ASID_FIELD (48)
+#define TTBR_ASID_MASK (0xFF << TTBR_ASID_FIELD)
+#define TTBR_BADDR_MASK (0xFFFFFFFFFFFF ) // The width of this field depends on the values in TxSZ. Addr occupies bottom 48bits
+
+#define TCR_EL1_T0SZ_FIELD (0)
+#define TCR_EL1_EPD0_FIELD (7)
+#define TCR_EL1_IRGN0_FIELD (8)
+#define TCR_EL1_ORGN0_FIELD (10)
+#define TCR_EL1_SH0_FIELD (12)
+#define TCR_EL1_TG0_FIELD (14)
+#define TCR_EL1_T1SZ_FIELD (16)
+#define TCR_EL1_A1_FIELD (22)
+#define TCR_EL1_EPD1_FIELD (23)
+#define TCR_EL1_IRGN1_FIELD (24)
+#define TCR_EL1_ORGN1_FIELD (26)
+#define TCR_EL1_SH1_FIELD (28)
+#define TCR_EL1_TG1_FIELD (30)
+#define TCR_EL1_IPS_FIELD (32)
+#define TCR_EL1_AS_FIELD (36)
+#define TCR_EL1_TBI0_FIELD (37)
+#define TCR_EL1_TBI1_FIELD (38)
+#define TCR_EL1_T0SZ_MASK (0x1FUL << TCR_EL1_T0SZ_FIELD)
+#define TCR_EL1_EPD0_MASK (0x01UL << TCR_EL1_EPD0_FIELD)
+#define TCR_EL1_IRGN0_MASK (0x03UL << TCR_EL1_IRGN0_FIELD)
+#define TCR_EL1_ORGN0_MASK (0x03UL << TCR_EL1_ORGN0_FIELD)
+#define TCR_EL1_SH0_MASK (0x03UL << TCR_EL1_SH0_FIELD)
+#define TCR_EL1_TG0_MASK (0x01UL << TCR_EL1_TG0_FIELD)
+#define TCR_EL1_T1SZ_MASK (0x1FUL << TCR_EL1_T1SZ_FIELD)
+#define TCR_EL1_A1_MASK (0x01UL << TCR_EL1_A1_FIELD)
+#define TCR_EL1_EPD1_MASK (0x01UL << TCR_EL1_EPD1_FIELD)
+#define TCR_EL1_IRGN1_MASK (0x03UL << TCR_EL1_IRGN1_FIELD)
+#define TCR_EL1_ORGN1_MASK (0x03UL << TCR_EL1_ORGN1_FIELD)
+#define TCR_EL1_SH1_MASK (0x03UL << TCR_EL1_SH1_FIELD)
+#define TCR_EL1_TG1_MASK (0x01UL << TCR_EL1_TG1_FIELD)
+#define TCR_EL1_IPS_MASK (0x07UL << TCR_EL1_IPS_FIELD)
+#define TCR_EL1_AS_MASK (0x01UL << TCR_EL1_AS_FIELD)
+#define TCR_EL1_TBI0_MASK (0x01UL << TCR_EL1_TBI0_FIELD)
+#define TCR_EL1_TBI1_MASK (0x01UL << TCR_EL1_TBI1_FIELD)
+
+#define TCR_EL23_T0SZ_FIELD (0)
+#define TCR_EL23_IRGN0_FIELD (8)
+#define TCR_EL23_ORGN0_FIELD (10)
+#define TCR_EL23_SH0_FIELD (12)
+#define TCR_EL23_TG0_FIELD (14)
+#define TCR_EL23_PS_FIELD (16)
+#define TCR_EL23_T0SZ_MASK (0x1FUL << TCR_EL23_T0SZ_FIELD)
+#define TCR_EL23_IRGN0_MASK (0x03UL << TCR_EL23_IRGN0_FIELD)
+#define TCR_EL23_ORGN0_MASK (0x03UL << TCR_EL23_ORGN0_FIELD)
+#define TCR_EL23_SH0_MASK (0x03UL << TCR_EL23_SH0_FIELD)
+#define TCR_EL23_TG0_MASK (0x01UL << TCR_EL23_TG0_FIELD)
+#define TCR_EL23_PS_MASK (0x07UL << TCR_EL23_PS_FIELD)
+
+#define TCR_RGN_OUTER_NON_CACHEABLE (0x0UL << 10)
+#define TCR_RGN_OUTER_WRITE_BACK_ALLOC (0x1UL << 10)
+#define TCR_RGN_OUTER_WRITE_THROUGH (0x2UL << 10)
+#define TCR_RGN_OUTER_WRITE_BACK_NO_ALLOC (0x3UL << 10)
+
+#define TCR_RGN_INNER_NON_CACHEABLE (0x0UL << 8)
+#define TCR_RGN_INNER_WRITE_BACK_ALLOC (0x1UL << 8)
+#define TCR_RGN_INNER_WRITE_THROUGH (0x2UL << 8)
+#define TCR_RGN_INNER_WRITE_BACK_NO_ALLOC (0x3UL << 8)
+
+#define TCR_SH_NON_SHAREABLE (0x0UL << 12)
+#define TCR_SH_OUTER_SHAREABLE (0x2UL << 12)
+#define TCR_SH_INNER_SHAREABLE (0x3UL << 12)
+
+#define TCR_PASZ_32BITS_4GB (0x0UL)
+#define TCR_PASZ_36BITS_64GB (0x1UL)
+#define TCR_PASZ_40BITS_1TB (0x2UL)
+#define TCR_PASZ_42BITS_4TB (0x3UL)
+#define TCR_PASZ_44BITS_16TB (0x4UL)
+#define TCR_PASZ_48BITS_256TB (0x5UL)
+
+// The value written to the T*SZ fields are defined as 2^(64-T*SZ). So a 39Bit
+// Virtual address range for 512GB of virtual space sets T*SZ to 25
+#define INPUT_ADDRESS_SIZE_TO_TXSZ(a) (64 - a)
+
+// Uses LPAE Page Table format
+
+#endif // AARCH64_MMU_H_
diff --git a/MdePkg/Include/Library/ArmLib.h b/MdePkg/Include/Library/ArmLib.h index 6aa8a48..852264d 100644 --- a/MdePkg/Include/Library/ArmLib.h +++ b/MdePkg/Include/Library/ArmLib.h @@ -16,7 +16,7 @@ #ifdef MDE_CPU_ARM
#include <Chipset/ArmV7.h>
#elif defined (MDE_CPU_AARCH64)
- #include <Chipset/AArch64.h>
+ #include <AArch64/AArch64.h>
#else
#error "Unknown chipset."
#endif
|