[edk2-devel] [PATCH v2 15/34] BaseTools: BaseTools changes for LoongArch platform.
Chao Li
lichao at loongson.cn
Wed Sep 14 09:40:19 UTC 2022
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4053
C code changes for building EDK2 LoongArch platform.
For definitions of PE/COFF and LOONGARCH relocation types, see the
"Machine Types" and "Basic Relocation Types" sections of this URL for
LOONGARCH values:
https://docs.microsoft.com/en-us/windows/win32/debug/pe-format
Cc: Bob Feng <bob.c.feng at intel.com>
Cc: Liming Gao <gaoliming at byosoft.com.cn>
Cc: Yuwei Chen <yuwei.chen at intel.com>
Signed-off-by: Chao Li <lichao at loongson.cn>
Co-authored-by: Dongyan Qian <qiandongyan at loongson.cn>
Co-authored-by: Baoqi Zhang <zhangbaoqi at loongson.cn>
Co-authored-by: Yang Zhou <zhouyang at loongson.cn>
Co-authored-by: Xiaotian Wu <wuxiaotian at loongson.cn>
---
BaseTools/Source/C/Common/BasePeCoff.c | 15 +-
BaseTools/Source/C/Common/PeCoffLoaderEx.c | 79 +++++
BaseTools/Source/C/GenFv/GenFvInternalLib.c | 125 +++++++-
BaseTools/Source/C/GenFw/Elf64Convert.c | 293 +++++++++++++++++-
BaseTools/Source/C/GenFw/elf_common.h | 94 ++++++
.../C/Include/IndustryStandard/PeImage.h | 57 ++--
BaseTools/Source/C/Makefiles/header.makefile | 6 +
7 files changed, 636 insertions(+), 33 deletions(-)
diff --git a/BaseTools/Source/C/Common/BasePeCoff.c b/BaseTools/Source/C/Common/BasePeCoff.c
index 62fbb2985c..30400d1341 100644
--- a/BaseTools/Source/C/Common/BasePeCoff.c
+++ b/BaseTools/Source/C/Common/BasePeCoff.c
@@ -5,6 +5,7 @@
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
Portions Copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+Portions Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -68,6 +69,14 @@ PeCoffLoaderRelocateRiscVImage (
IN UINT64 Adjust
);
+RETURN_STATUS
+PeCoffLoaderRelocateLoongArch64Image (
+ IN UINT16 *Reloc,
+ IN OUT CHAR8 *Fixup,
+ IN OUT CHAR8 **FixupData,
+ IN UINT64 Adjust
+ );
+
STATIC
RETURN_STATUS
PeCoffLoaderGetPeHeader (
@@ -184,7 +193,8 @@ Returns:
ImageContext->Machine != EFI_IMAGE_MACHINE_ARMT && \
ImageContext->Machine != EFI_IMAGE_MACHINE_EBC && \
ImageContext->Machine != EFI_IMAGE_MACHINE_AARCH64 && \
- ImageContext->Machine != EFI_IMAGE_MACHINE_RISCV64) {
+ ImageContext->Machine != EFI_IMAGE_MACHINE_RISCV64 && \
+ ImageContext->Machine != EFI_IMAGE_MACHINE_LOONGARCH64) {
if (ImageContext->Machine == IMAGE_FILE_MACHINE_ARM) {
//
// There are two types of ARM images. Pure ARM and ARM/Thumb.
@@ -815,6 +825,9 @@ Returns:
case EFI_IMAGE_MACHINE_RISCV64:
Status = PeCoffLoaderRelocateRiscVImage (Reloc, Fixup, &FixupData, Adjust);
break;
+ case EFI_IMAGE_MACHINE_LOONGARCH64:
+ Status = PeCoffLoaderRelocateLoongArch64Image (Reloc, Fixup, &FixupData, Adjust);
+ break;
default:
Status = RETURN_UNSUPPORTED;
break;
diff --git a/BaseTools/Source/C/Common/PeCoffLoaderEx.c b/BaseTools/Source/C/Common/PeCoffLoaderEx.c
index 799f282970..2cc428d733 100644
--- a/BaseTools/Source/C/Common/PeCoffLoaderEx.c
+++ b/BaseTools/Source/C/Common/PeCoffLoaderEx.c
@@ -4,6 +4,7 @@ IA32 and X64 Specific relocation fixups
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
Portions Copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
--*/
@@ -332,3 +333,81 @@ PeCoffLoaderRelocateArmImage (
return RETURN_SUCCESS;
}
+
+/**
+ Performs a LoongArch specific relocation fixup.
+
+ @param[in] Reloc Pointer to the relocation record.
+ @param[in, out] Fixup Pointer to the address to fix up.
+ @param[in, out] FixupData Pointer to a buffer to log the fixups.
+ @param[in] Adjust The offset to adjust the fixup.
+
+ @return Status code.
+**/
+RETURN_STATUS
+PeCoffLoaderRelocateLoongArch64Image (
+ IN UINT16 *Reloc,
+ IN OUT CHAR8 *Fixup,
+ IN OUT CHAR8 **FixupData,
+ IN UINT64 Adjust
+ )
+{
+ UINT8 RelocType;
+ UINT64 Value;
+ UINT64 Tmp1;
+ UINT64 Tmp2;
+
+ RelocType = ((*Reloc) >> 12);
+ Value = 0;
+ Tmp1 = 0;
+ Tmp2 = 0;
+
+ switch (RelocType) {
+ case EFI_IMAGE_REL_BASED_LOONGARCH64_MARK_LA:
+ // The next four instructions are used to load a 64 bit address, relocate all of them
+ Value = (*(UINT32 *)Fixup & 0x1ffffe0) << 7 | // lu12i.w 20bits from bit5
+ (*((UINT32 *)Fixup + 1) & 0x3ffc00) >> 10; // ori 12bits from bit10
+ Tmp1 = *((UINT32 *)Fixup + 2) & 0x1ffffe0; // lu32i.d 20bits from bit5
+ Tmp2 = *((UINT32 *)Fixup + 3) & 0x3ffc00; // lu52i.d 12bits from bit10
+ Value = Value | (Tmp1 << 27) | (Tmp2 << 42);
+ Value += Adjust;
+
+ *(UINT32 *)Fixup = (*(UINT32 *)Fixup & ~0x1ffffe0) | (((Value >> 12) & 0xfffff) << 5);
+ if (*FixupData != NULL) {
+ *FixupData = ALIGN_POINTER (*FixupData, sizeof (UINT32));
+ *(UINT32 *)(*FixupData) = *(UINT32 *)Fixup;
+ *FixupData = *FixupData + sizeof (UINT32);
+ }
+
+ Fixup += sizeof (UINT32);
+ *(UINT32 *)Fixup = (*(UINT32 *)Fixup & ~0x3ffc00) | ((Value & 0xfff) << 10);
+ if (*FixupData != NULL) {
+ *FixupData = ALIGN_POINTER (*FixupData, sizeof (UINT32));
+ *(UINT32 *)(*FixupData) = *(UINT32 *)Fixup;
+ *FixupData = *FixupData + sizeof (UINT32);
+ }
+
+ Fixup += sizeof (UINT32);
+ *(UINT32 *)Fixup = (*(UINT32 *)Fixup & ~0x1ffffe0) | (((Value >> 32) & 0xfffff) << 5);
+ if (*FixupData != NULL) {
+ *FixupData = ALIGN_POINTER (*FixupData, sizeof (UINT32));
+ *(UINT32 *)(*FixupData) = *(UINT32 *)Fixup;
+ *FixupData = *FixupData + sizeof (UINT32);
+ }
+
+ Fixup += sizeof (UINT32);
+ *(UINT32 *)Fixup = (*(UINT32 *)Fixup & ~0x3ffc00) | (((Value >> 52) & 0xfff) << 10);
+ if (*FixupData != NULL) {
+ *FixupData = ALIGN_POINTER (*FixupData, sizeof (UINT32));
+ *(UINT32 *)(*FixupData) = *(UINT32 *)Fixup;
+ *FixupData = *FixupData + sizeof (UINT32);
+ }
+
+ break;
+ default:
+ Error (NULL, 0, 3000, "", "PeCoffLoaderRelocateLoongArch64Image: Fixup[0x%x] Adjust[0x%llx] *Reloc[0x%x], type[0x%x].", *(UINT32 *)Fixup, Adjust, *Reloc, RelocType);
+ return RETURN_UNSUPPORTED;
+ }
+
+ return RETURN_SUCCESS;
+}
diff --git a/BaseTools/Source/C/GenFv/GenFvInternalLib.c b/BaseTools/Source/C/GenFv/GenFvInternalLib.c
index d650a527a5..575b99b6ad 100644
--- a/BaseTools/Source/C/GenFv/GenFvInternalLib.c
+++ b/BaseTools/Source/C/GenFv/GenFvInternalLib.c
@@ -5,6 +5,7 @@ Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
Portions Copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Portions Copyright (c) 2016 HP Development Company, L.P.<BR>
Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+Portions Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -57,6 +58,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
BOOLEAN mArm = FALSE;
BOOLEAN mRiscV = FALSE;
+BOOLEAN mLoongArch = FALSE;
STATIC UINT32 MaxFfsAlignment = 0;
BOOLEAN VtfFileFlag = FALSE;
@@ -2416,6 +2418,98 @@ Returns:
return EFI_SUCCESS;
}
+EFI_STATUS
+UpdateLoongArchResetVectorIfNeeded (
+ IN MEMORY_FILE *FvImage,
+ IN FV_INFO *FvInfo
+ )
+/*++
+
+Routine Description:
+ This parses the FV looking for SEC and patches that address into the
+ beginning of the FV header.
+
+ For LoongArch ISA, the reset vector is at 0x1c000000.
+
+ We relocate it to SecCoreEntry and copy the ResetVector code to the
+ beginning of the FV.
+
+Arguments:
+ FvImage Memory file for the FV memory image
+ FvInfo Information read from INF file.
+
+Returns:
+
+ EFI_SUCCESS Function Completed successfully.
+ EFI_ABORTED Error encountered.
+ EFI_INVALID_PARAMETER A required parameter was NULL.
+ EFI_NOT_FOUND PEI Core file not found.
+
+--*/
+{
+ EFI_STATUS Status;
+ EFI_FILE_SECTION_POINTER SecPe32;
+ BOOLEAN UpdateVectorSec = FALSE;
+ UINT16 MachineType = 0;
+ EFI_PHYSICAL_ADDRESS SecCoreEntryAddress = 0;
+
+ //
+ // Verify input parameters
+ //
+ if (FvImage == NULL || FvInfo == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ //
+ // Locate an SEC Core instance and if found extract the machine type and entry point address
+ //
+ Status = FindCorePeSection(FvImage->FileImage, FvInfo->Size, EFI_FV_FILETYPE_SECURITY_CORE, &SecPe32);
+ if (!EFI_ERROR(Status)) {
+
+ Status = GetCoreMachineType(SecPe32, &MachineType);
+ if (EFI_ERROR(Status)) {
+ Error(NULL, 0, 3000, "Invalid", "Could not get the PE32 machine type for SEC Core.");
+ return EFI_ABORTED;
+ }
+
+ Status = GetCoreEntryPointAddress(FvImage->FileImage, FvInfo, SecPe32, &SecCoreEntryAddress);
+ if (EFI_ERROR(Status)) {
+ Error(NULL, 0, 3000, "Invalid", "Could not get the PE32 entry point address for SEC Core.");
+ return EFI_ABORTED;
+ }
+
+ UpdateVectorSec = TRUE;
+ }
+
+ if (!UpdateVectorSec)
+ return EFI_SUCCESS;
+
+ if (MachineType == EFI_IMAGE_MACHINE_LOONGARCH64) {
+ UINT32 ResetVector[1];
+
+ memset(ResetVector, 0, sizeof (ResetVector));
+
+ /* if we found an SEC core entry point then generate a branch instruction */
+ if (UpdateVectorSec) {
+ VerboseMsg("UpdateLoongArchResetVectorIfNeeded updating LOONGARCH64 SEC vector");
+
+ ResetVector[0] = ((SecCoreEntryAddress - FvInfo->BaseAddress) & 0x3FFFFFF) >> 2;
+ ResetVector[0] = ((ResetVector[0] & 0x0FFFF) << 10) | ((ResetVector[0] >> 16) & 0x3FF);
+ ResetVector[0] |= 0x54000000; /* bl offset */
+ }
+
+ //
+ // Copy to the beginning of the FV
+ //
+ memcpy(FvImage->FileImage, ResetVector, sizeof (ResetVector));
+ } else {
+ Error(NULL, 0, 3000, "Invalid", "Unknown machine type");
+ return EFI_ABORTED;
+ }
+
+ return EFI_SUCCESS;
+}
+
EFI_STATUS
GetPe32Info (
IN UINT8 *Pe32,
@@ -2509,7 +2603,7 @@ Returns:
//
if ((*MachineType != EFI_IMAGE_MACHINE_IA32) && (*MachineType != EFI_IMAGE_MACHINE_X64) && (*MachineType != EFI_IMAGE_MACHINE_EBC) &&
(*MachineType != EFI_IMAGE_MACHINE_ARMT) && (*MachineType != EFI_IMAGE_MACHINE_AARCH64) &&
- (*MachineType != EFI_IMAGE_MACHINE_RISCV64)) {
+ (*MachineType != EFI_IMAGE_MACHINE_RISCV64) && (*MachineType != EFI_IMAGE_MACHINE_LOONGARCH64)) {
Error (NULL, 0, 3000, "Invalid", "Unrecognized machine type in the PE32 file.");
return EFI_UNSUPPORTED;
}
@@ -2953,7 +3047,7 @@ Returns:
goto Finish;
}
- if (!mArm && !mRiscV) {
+ if (!mArm && !mRiscV && !mLoongArch) {
//
// Update reset vector (SALE_ENTRY for IPF)
// Now for IA32 and IA64 platform, the fv which has bsf file must have the
@@ -3004,6 +3098,19 @@ Returns:
FvHeader->Checksum = CalculateChecksum16 ((UINT16 *) FvHeader, FvHeader->HeaderLength / sizeof (UINT16));
}
+ if (mLoongArch) {
+ Status = UpdateLoongArchResetVectorIfNeeded (&FvImageMemoryFile, &mFvDataInfo);
+ if (EFI_ERROR (Status)) {
+ Error (NULL, 0, 3000, "Invalid", "Could not update the reset vector.");
+ goto Finish;
+ }
+ //
+ // Update Checksum for FvHeader
+ //
+ FvHeader->Checksum = 0;
+ FvHeader->Checksum = CalculateChecksum16 ((UINT16 *) FvHeader, FvHeader->HeaderLength / sizeof (UINT16));
+ }
+
//
// Update FV Alignment attribute to the largest alignment of all the FFS files in the FV
//
@@ -3450,6 +3557,12 @@ Returns:
VerboseMsg("Located ARM/AArch64 SEC/PEI core in child FV");
mArm = TRUE;
}
+
+ // Machine type is LOONGARCH64, set a flag so LoongArch64 reset vector processed.
+ if ((MachineType == EFI_IMAGE_MACHINE_LOONGARCH64)) {
+ VerboseMsg("Located LoongArch64 SEC core in child FV");
+ mLoongArch = TRUE;
+ }
}
//
@@ -3608,6 +3721,10 @@ Returns:
mRiscV = TRUE;
}
+ if ( (ImageContext.Machine == EFI_IMAGE_MACHINE_LOONGARCH64) ) {
+ mLoongArch = TRUE;
+ }
+
//
// Keep Image Context for PE image in FV
//
@@ -3885,6 +4002,10 @@ Returns:
mArm = TRUE;
}
+ if ( (ImageContext.Machine == EFI_IMAGE_MACHINE_LOONGARCH64) ) {
+ mLoongArch = TRUE;
+ }
+
//
// Keep Image Context for TE image in FV
//
diff --git a/BaseTools/Source/C/GenFw/Elf64Convert.c b/BaseTools/Source/C/GenFw/Elf64Convert.c
index ca3c8f8bee..ede2f0ef90 100644
--- a/BaseTools/Source/C/GenFw/Elf64Convert.c
+++ b/BaseTools/Source/C/GenFw/Elf64Convert.c
@@ -4,6 +4,7 @@ Elf64 convert solution
Copyright (c) 2010 - 2021, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2013-2022, ARM Ltd. All rights reserved.<BR>
Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+Portions Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -177,7 +178,7 @@ InitializeElf64 (
Error (NULL, 0, 3000, "Unsupported", "ELF e_type not ET_EXEC or ET_DYN");
return FALSE;
}
- if (!((mEhdr->e_machine == EM_X86_64) || (mEhdr->e_machine == EM_AARCH64) || (mEhdr->e_machine == EM_RISCV64))) {
+ if (!((mEhdr->e_machine == EM_X86_64) || (mEhdr->e_machine == EM_AARCH64) || (mEhdr->e_machine == EM_RISCV64) || (mEhdr->e_machine == EM_LOONGARCH))) {
Warning (NULL, 0, 3000, "Unsupported", "ELF e_machine is not Elf64 machine.");
}
if (mEhdr->e_version != EV_CURRENT) {
@@ -799,6 +800,7 @@ ScanSections64 (
case EM_X86_64:
case EM_AARCH64:
case EM_RISCV64:
+ case EM_LOONGARCH:
mCoffOffset += sizeof (EFI_IMAGE_NT_HEADERS64);
break;
default:
@@ -1088,6 +1090,10 @@ ScanSections64 (
NtHdr->Pe32Plus.FileHeader.Machine = EFI_IMAGE_MACHINE_RISCV64;
NtHdr->Pe32Plus.OptionalHeader.Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
break;
+ case EM_LOONGARCH:
+ NtHdr->Pe32Plus.FileHeader.Machine = EFI_IMAGE_MACHINE_LOONGARCH64;
+ NtHdr->Pe32Plus.OptionalHeader.Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
+ break;
default:
VerboseMsg ("%s unknown e_machine type. Assume X64", (UINTN)mEhdr->e_machine);
@@ -1333,10 +1339,10 @@ WriteSections64 (
}
//
- // Skip error on EM_RISCV64 becasue no symble name is built
- // from RISC-V toolchain.
+ // Skip error on EM_RISCV64 and EM_LOONGARCH because no symbol name is built
+ // from RISC-V and LoongArch toolchain.
//
- if (mEhdr->e_machine != EM_RISCV64) {
+ if ((mEhdr->e_machine != EM_RISCV64) && (mEhdr->e_machine != EM_LOONGARCH)) {
Error (NULL, 0, 3000, "Invalid",
"%s: Bad definition for symbol '%s'@%#llx or unsupported symbol type. "
"For example, absolute and undefined symbols are not supported.",
@@ -1618,6 +1624,178 @@ WriteSections64 (
// Write section for RISC-V 64 architecture.
//
WriteSectionRiscV64 (Rel, Targ, SymShdr, Sym);
+ } else if (mEhdr->e_machine == EM_LOONGARCH) {
+ switch (ELF_R_TYPE(Rel->r_info)) {
+ INT64 Offset;
+ INT32 Lo, Hi;
+
+ case R_LARCH_SOP_PUSH_ABSOLUTE:
+ //
+ // Absolute relocation.
+ //
+ *(UINT64 *)Targ = *(UINT64 *)Targ - SymShdr->sh_addr + mCoffSectionsOffset[Sym->st_shndx];
+ break;
+
+ case R_LARCH_MARK_LA:
+ case R_LARCH_64:
+ case R_LARCH_NONE:
+ case R_LARCH_32:
+ case R_LARCH_RELATIVE:
+ case R_LARCH_COPY:
+ case R_LARCH_JUMP_SLOT:
+ case R_LARCH_TLS_DTPMOD32:
+ case R_LARCH_TLS_DTPMOD64:
+ case R_LARCH_TLS_DTPREL32:
+ case R_LARCH_TLS_DTPREL64:
+ case R_LARCH_TLS_TPREL32:
+ case R_LARCH_TLS_TPREL64:
+ case R_LARCH_IRELATIVE:
+ case R_LARCH_MARK_PCREL:
+ case R_LARCH_SOP_PUSH_PCREL:
+ case R_LARCH_SOP_PUSH_DUP:
+ case R_LARCH_SOP_PUSH_GPREL:
+ case R_LARCH_SOP_PUSH_TLS_TPREL:
+ case R_LARCH_SOP_PUSH_TLS_GOT:
+ case R_LARCH_SOP_PUSH_TLS_GD:
+ case R_LARCH_SOP_PUSH_PLT_PCREL:
+ case R_LARCH_SOP_ASSERT:
+ case R_LARCH_SOP_NOT:
+ case R_LARCH_SOP_SUB:
+ case R_LARCH_SOP_SL:
+ case R_LARCH_SOP_SR:
+ case R_LARCH_SOP_ADD:
+ case R_LARCH_SOP_AND:
+ case R_LARCH_SOP_IF_ELSE:
+ case R_LARCH_SOP_POP_32_S_10_5:
+ case R_LARCH_SOP_POP_32_U_10_12:
+ case R_LARCH_SOP_POP_32_S_10_12:
+ case R_LARCH_SOP_POP_32_S_10_16:
+ case R_LARCH_SOP_POP_32_S_10_16_S2:
+ case R_LARCH_SOP_POP_32_S_5_20:
+ case R_LARCH_SOP_POP_32_S_0_5_10_16_S2:
+ case R_LARCH_SOP_POP_32_S_0_10_10_16_S2:
+ case R_LARCH_SOP_POP_32_U:
+ case R_LARCH_ADD8:
+ case R_LARCH_ADD16:
+ case R_LARCH_ADD24:
+ case R_LARCH_ADD32:
+ case R_LARCH_ADD64:
+ case R_LARCH_SUB8:
+ case R_LARCH_SUB16:
+ case R_LARCH_SUB24:
+ case R_LARCH_SUB32:
+ case R_LARCH_SUB64:
+ case R_LARCH_GNU_VTINHERIT:
+ case R_LARCH_GNU_VTENTRY:
+ case R_LARCH_B16:
+ case R_LARCH_B21:
+ case R_LARCH_B26:
+ case R_LARCH_ABS_HI20:
+ case R_LARCH_ABS_LO12:
+ case R_LARCH_ABS64_LO20:
+ case R_LARCH_ABS64_HI12:
+ case R_LARCH_PCALA_LO12:
+ case R_LARCH_PCALA64_LO20:
+ case R_LARCH_PCALA64_HI12:
+ case R_LARCH_GOT_PC_LO12:
+ case R_LARCH_GOT64_PC_LO20:
+ case R_LARCH_GOT64_PC_HI12:
+ case R_LARCH_GOT64_HI20:
+ case R_LARCH_GOT64_LO12:
+ case R_LARCH_GOT64_LO20:
+ case R_LARCH_GOT64_HI12:
+ case R_LARCH_TLS_LE_HI20:
+ case R_LARCH_TLS_LE_LO12:
+ case R_LARCH_TLS_LE64_LO20:
+ case R_LARCH_TLS_LE64_HI12:
+ case R_LARCH_TLS_IE_PC_HI20:
+ case R_LARCH_TLS_IE_PC_LO12:
+ case R_LARCH_TLS_IE64_PC_LO20:
+ case R_LARCH_TLS_IE64_PC_HI12:
+ case R_LARCH_TLS_IE64_HI20:
+ case R_LARCH_TLS_IE64_LO12:
+ case R_LARCH_TLS_IE64_LO20:
+ case R_LARCH_TLS_IE64_HI12:
+ case R_LARCH_TLS_LD_PC_HI20:
+ case R_LARCH_TLS_LD64_HI20:
+ case R_LARCH_TLS_GD_PC_HI20:
+ case R_LARCH_TLS_GD64_HI20:
+ case R_LARCH_RELAX:
+ //
+ // These types are not used or do not require fixup.
+ //
+ break;
+
+ case R_LARCH_GOT_PC_HI20:
+ Offset = Sym->st_value - (UINTN)(Targ - mCoffFile);
+ if (Offset < 0) {
+ Offset = (UINTN)(Targ - mCoffFile) - Sym->st_value;
+ Hi = (Offset / 0x1000) << 12;
+ Lo = (INT32)((Offset & 0xfff) << 20) >> 20;
+ if ((Lo < 0) && (Lo > -2048)) {
+ Hi += 0x1000;
+ Lo = ~(0x1000 - Lo) + 1;
+ }
+ Hi = ~Hi + 1;
+ Lo = ~Lo + 1;
+ } else {
+ Hi = (Offset / 0x1000) << 12;
+ Lo = (INT32)((Offset & 0xfff) << 20) >> 20;
+ if (Lo < 0) {
+ Hi += 0x1000;
+ Lo = ~(0x1000 - Lo) + 1;
+ }
+ }
+ // Re-encode the offset as an PCADD.D + ADDI.D(Convert LD.D) instruction
+ *(UINT32 *)Targ &= 0x1f;
+ *(UINT32 *)Targ |= 0x1c000000;
+ *(UINT32 *)Targ |= (((Hi >> 12) & 0xfffff) << 5);
+ *(UINT32 *)(Targ + 4) &= 0x3ff;
+ *(UINT32 *)(Targ + 4) |= 0x2c00000 | ((Lo & 0xfff) << 10);
+ break;
+
+ //
+ // Attempt to convert instruction.
+ //
+ case R_LARCH_PCALA_HI20:
+ // Decode the PCALAU12I + ADDI.D instruction
+ Offset = ((INT32)((*(UINT32 *)Targ & 0x1ffffe0) << 7));
+ Offset += ((INT32)((*(UINT32 *)(Targ + 4) & 0x3ffc00) << 10) >> 20);
+ //
+ // PCALA offset is relative to the previous page boundary,
+ // whereas PCADD offset is relative to the instruction itself.
+ // So fix up the offset so it points to the page containing
+ // the symbol.
+ //
+ Offset -= (UINTN)(Targ - mCoffFile) & 0xfff;
+ if (Offset < 0) {
+ Offset = -Offset;
+ Hi = (Offset / 0x1000) << 12;
+ Lo = (INT32)((Offset & 0xfff) << 20) >> 20;
+ if ((Lo < 0) && (Lo > -2048)) {
+ Hi += 0x1000;
+ Lo = ~(0x1000 - Lo) + 1;
+ }
+ Hi = ~Hi + 1;
+ Lo = ~Lo + 1;
+ } else {
+ Hi = (Offset / 0x1000) << 12;
+ Lo = (INT32)((Offset & 0xfff) << 20) >> 20;
+ if (Lo < 0) {
+ Hi += 0x1000;
+ Lo = ~(0x1000 - Lo) + 1;
+ }
+ }
+ // Re-encode the offset as an PCADD.D + ADDI.D instruction
+ *(UINT32 *)Targ &= 0x1f;
+ *(UINT32 *)Targ |= 0x1c000000;
+ *(UINT32 *)Targ |= (((Hi >> 12) & 0xfffff) << 5);
+ *(UINT32 *)(Targ + 4) &= 0xffc003ff;
+ *(UINT32 *)(Targ + 4) |= (Lo & 0xfff) << 10;
+ break;
+ default:
+ Error (NULL, 0, 3000, "Invalid", "WriteSections64(): %s unsupported ELF EM_LOONGARCH relocation 0x%x.", mInImageName, (unsigned) ELF64_R_TYPE(Rel->r_info));
+ }
} else {
Error (NULL, 0, 3000, "Invalid", "Not a supported machine type");
}
@@ -1850,6 +2028,113 @@ WriteRelocations64 (
default:
Error (NULL, 0, 3000, "Invalid", "WriteRelocations64(): %s unsupported ELF EM_RISCV64 relocation 0x%x.", mInImageName, (unsigned) ELF_R_TYPE(Rel->r_info));
}
+ } else if (mEhdr->e_machine == EM_LOONGARCH) {
+ switch (ELF_R_TYPE(Rel->r_info)) {
+ case R_LARCH_MARK_LA:
+ CoffAddFixup(
+ (UINT32) ((UINT64) mCoffSectionsOffset[RelShdr->sh_info]
+ + (Rel->r_offset - SecShdr->sh_addr)),
+ EFI_IMAGE_REL_BASED_LOONGARCH64_MARK_LA);
+ break;
+ case R_LARCH_64:
+ CoffAddFixup(
+ (UINT32) ((UINT64) mCoffSectionsOffset[RelShdr->sh_info]
+ + (Rel->r_offset - SecShdr->sh_addr)),
+ EFI_IMAGE_REL_BASED_DIR64);
+ break;
+ case R_LARCH_NONE:
+ case R_LARCH_32:
+ case R_LARCH_RELATIVE:
+ case R_LARCH_COPY:
+ case R_LARCH_JUMP_SLOT:
+ case R_LARCH_TLS_DTPMOD32:
+ case R_LARCH_TLS_DTPMOD64:
+ case R_LARCH_TLS_DTPREL32:
+ case R_LARCH_TLS_DTPREL64:
+ case R_LARCH_TLS_TPREL32:
+ case R_LARCH_TLS_TPREL64:
+ case R_LARCH_IRELATIVE:
+ case R_LARCH_MARK_PCREL:
+ case R_LARCH_SOP_PUSH_PCREL:
+ case R_LARCH_SOP_PUSH_ABSOLUTE:
+ case R_LARCH_SOP_PUSH_DUP:
+ case R_LARCH_SOP_PUSH_GPREL:
+ case R_LARCH_SOP_PUSH_TLS_TPREL:
+ case R_LARCH_SOP_PUSH_TLS_GOT:
+ case R_LARCH_SOP_PUSH_TLS_GD:
+ case R_LARCH_SOP_PUSH_PLT_PCREL:
+ case R_LARCH_SOP_ASSERT:
+ case R_LARCH_SOP_NOT:
+ case R_LARCH_SOP_SUB:
+ case R_LARCH_SOP_SL:
+ case R_LARCH_SOP_SR:
+ case R_LARCH_SOP_ADD:
+ case R_LARCH_SOP_AND:
+ case R_LARCH_SOP_IF_ELSE:
+ case R_LARCH_SOP_POP_32_S_10_5:
+ case R_LARCH_SOP_POP_32_U_10_12:
+ case R_LARCH_SOP_POP_32_S_10_12:
+ case R_LARCH_SOP_POP_32_S_10_16:
+ case R_LARCH_SOP_POP_32_S_10_16_S2:
+ case R_LARCH_SOP_POP_32_S_5_20:
+ case R_LARCH_SOP_POP_32_S_0_5_10_16_S2:
+ case R_LARCH_SOP_POP_32_S_0_10_10_16_S2:
+ case R_LARCH_SOP_POP_32_U:
+ case R_LARCH_ADD8:
+ case R_LARCH_ADD16:
+ case R_LARCH_ADD24:
+ case R_LARCH_ADD32:
+ case R_LARCH_ADD64:
+ case R_LARCH_SUB8:
+ case R_LARCH_SUB16:
+ case R_LARCH_SUB24:
+ case R_LARCH_SUB32:
+ case R_LARCH_SUB64:
+ case R_LARCH_GNU_VTINHERIT:
+ case R_LARCH_GNU_VTENTRY:
+ case R_LARCH_B16:
+ case R_LARCH_B21:
+ case R_LARCH_B26:
+ case R_LARCH_ABS_HI20:
+ case R_LARCH_ABS_LO12:
+ case R_LARCH_ABS64_LO20:
+ case R_LARCH_ABS64_HI12:
+ case R_LARCH_PCALA_HI20:
+ case R_LARCH_PCALA_LO12:
+ case R_LARCH_PCALA64_LO20:
+ case R_LARCH_PCALA64_HI12:
+ case R_LARCH_GOT_PC_HI20:
+ case R_LARCH_GOT_PC_LO12:
+ case R_LARCH_GOT64_PC_LO20:
+ case R_LARCH_GOT64_PC_HI12:
+ case R_LARCH_GOT64_HI20:
+ case R_LARCH_GOT64_LO12:
+ case R_LARCH_GOT64_LO20:
+ case R_LARCH_GOT64_HI12:
+ case R_LARCH_TLS_LE_HI20:
+ case R_LARCH_TLS_LE_LO12:
+ case R_LARCH_TLS_LE64_LO20:
+ case R_LARCH_TLS_LE64_HI12:
+ case R_LARCH_TLS_IE_PC_HI20:
+ case R_LARCH_TLS_IE_PC_LO12:
+ case R_LARCH_TLS_IE64_PC_LO20:
+ case R_LARCH_TLS_IE64_PC_HI12:
+ case R_LARCH_TLS_IE64_HI20:
+ case R_LARCH_TLS_IE64_LO12:
+ case R_LARCH_TLS_IE64_LO20:
+ case R_LARCH_TLS_IE64_HI12:
+ case R_LARCH_TLS_LD_PC_HI20:
+ case R_LARCH_TLS_LD64_HI20:
+ case R_LARCH_TLS_GD_PC_HI20:
+ case R_LARCH_TLS_GD64_HI20:
+ case R_LARCH_RELAX:
+ //
+ // These types are not used or do not require fixup in PE format files.
+ //
+ break;
+ default:
+ Error (NULL, 0, 3000, "Invalid", "WriteRelocations64(): %s unsupported ELF EM_LOONGARCH relocation 0x%x.", mInImageName, (unsigned) ELF64_R_TYPE(Rel->r_info));
+ }
} else {
Error (NULL, 0, 3000, "Not Supported", "This tool does not support relocations for ELF with e_machine %u (processor type).", (unsigned) mEhdr->e_machine);
}
diff --git a/BaseTools/Source/C/GenFw/elf_common.h b/BaseTools/Source/C/GenFw/elf_common.h
index b67f59e7a0..7b7fdeb329 100644
--- a/BaseTools/Source/C/GenFw/elf_common.h
+++ b/BaseTools/Source/C/GenFw/elf_common.h
@@ -4,6 +4,7 @@ Ported ELF include files from FreeBSD
Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.<BR>
Portions Copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Portion Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+Portions Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -181,6 +182,7 @@ typedef struct {
#define EM_AARCH64 183 /* ARM 64bit Architecture */
#define EM_RISCV64 243 /* 64bit RISC-V Architecture */
#define EM_RISCV 244 /* 32bit RISC-V Architecture */
+#define EM_LOONGARCH 258 /* LoongArch Architecture */
/* Non-standard or deprecated. */
#define EM_486 6 /* Intel i486. */
@@ -1042,4 +1044,96 @@ typedef struct {
#define R_RISCV_SET8 54
#define R_RISCV_SET16 55
#define R_RISCV_SET32 56
+
+/*
+ * LoongArch relocation types
+ */
+#define R_LARCH_NONE 0
+#define R_LARCH_32 1
+#define R_LARCH_64 2
+#define R_LARCH_RELATIVE 3
+#define R_LARCH_COPY 4
+#define R_LARCH_JUMP_SLOT 5
+#define R_LARCH_TLS_DTPMOD32 6
+#define R_LARCH_TLS_DTPMOD64 7
+#define R_LARCH_TLS_DTPREL32 8
+#define R_LARCH_TLS_DTPREL64 9
+#define R_LARCH_TLS_TPREL32 10
+#define R_LARCH_TLS_TPREL64 11
+#define R_LARCH_IRELATIVE 12
+#define R_LARCH_MARK_LA 20
+#define R_LARCH_MARK_PCREL 21
+#define R_LARCH_SOP_PUSH_PCREL 22
+#define R_LARCH_SOP_PUSH_ABSOLUTE 23
+#define R_LARCH_SOP_PUSH_DUP 24
+#define R_LARCH_SOP_PUSH_GPREL 25
+#define R_LARCH_SOP_PUSH_TLS_TPREL 26
+#define R_LARCH_SOP_PUSH_TLS_GOT 27
+#define R_LARCH_SOP_PUSH_TLS_GD 28
+#define R_LARCH_SOP_PUSH_PLT_PCREL 29
+#define R_LARCH_SOP_ASSERT 30
+#define R_LARCH_SOP_NOT 31
+#define R_LARCH_SOP_SUB 32
+#define R_LARCH_SOP_SL 33
+#define R_LARCH_SOP_SR 34
+#define R_LARCH_SOP_ADD 35
+#define R_LARCH_SOP_AND 36
+#define R_LARCH_SOP_IF_ELSE 37
+#define R_LARCH_SOP_POP_32_S_10_5 38
+#define R_LARCH_SOP_POP_32_U_10_12 39
+#define R_LARCH_SOP_POP_32_S_10_12 40
+#define R_LARCH_SOP_POP_32_S_10_16 41
+#define R_LARCH_SOP_POP_32_S_10_16_S2 42
+#define R_LARCH_SOP_POP_32_S_5_20 43
+#define R_LARCH_SOP_POP_32_S_0_5_10_16_S2 44
+#define R_LARCH_SOP_POP_32_S_0_10_10_16_S2 45
+#define R_LARCH_SOP_POP_32_U 46
+#define R_LARCH_ADD8 47
+#define R_LARCH_ADD16 48
+#define R_LARCH_ADD24 49
+#define R_LARCH_ADD32 50
+#define R_LARCH_ADD64 51
+#define R_LARCH_SUB8 52
+#define R_LARCH_SUB16 53
+#define R_LARCH_SUB24 54
+#define R_LARCH_SUB32 55
+#define R_LARCH_SUB64 56
+#define R_LARCH_GNU_VTINHERIT 57
+#define R_LARCH_GNU_VTENTRY 58
+#define R_LARCH_B16 64
+#define R_LARCH_B21 65
+#define R_LARCH_B26 66
+#define R_LARCH_ABS_HI20 67
+#define R_LARCH_ABS_LO12 68
+#define R_LARCH_ABS64_LO20 69
+#define R_LARCH_ABS64_HI12 70
+#define R_LARCH_PCALA_HI20 71
+#define R_LARCH_PCALA_LO12 72
+#define R_LARCH_PCALA64_LO20 73
+#define R_LARCH_PCALA64_HI12 74
+#define R_LARCH_GOT_PC_HI20 75
+#define R_LARCH_GOT_PC_LO12 76
+#define R_LARCH_GOT64_PC_LO20 77
+#define R_LARCH_GOT64_PC_HI12 78
+#define R_LARCH_GOT64_HI20 79
+#define R_LARCH_GOT64_LO12 80
+#define R_LARCH_GOT64_LO20 81
+#define R_LARCH_GOT64_HI12 82
+#define R_LARCH_TLS_LE_HI20 83
+#define R_LARCH_TLS_LE_LO12 84
+#define R_LARCH_TLS_LE64_LO20 85
+#define R_LARCH_TLS_LE64_HI12 86
+#define R_LARCH_TLS_IE_PC_HI20 87
+#define R_LARCH_TLS_IE_PC_LO12 88
+#define R_LARCH_TLS_IE64_PC_LO20 89
+#define R_LARCH_TLS_IE64_PC_HI12 90
+#define R_LARCH_TLS_IE64_HI20 91
+#define R_LARCH_TLS_IE64_LO12 92
+#define R_LARCH_TLS_IE64_LO20 93
+#define R_LARCH_TLS_IE64_HI12 94
+#define R_LARCH_TLS_LD_PC_HI20 95
+#define R_LARCH_TLS_LD64_HI20 96
+#define R_LARCH_TLS_GD_PC_HI20 97
+#define R_LARCH_TLS_GD64_HI20 98
+#define R_LARCH_RELAX 99
#endif /* !_SYS_ELF_COMMON_H_ */
diff --git a/BaseTools/Source/C/Include/IndustryStandard/PeImage.h b/BaseTools/Source/C/Include/IndustryStandard/PeImage.h
index 21c968e650..77ded3f611 100644
--- a/BaseTools/Source/C/Include/IndustryStandard/PeImage.h
+++ b/BaseTools/Source/C/Include/IndustryStandard/PeImage.h
@@ -7,6 +7,7 @@
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+ Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -36,23 +37,25 @@
//
// PE32+ Machine type for EFI images
//
-#define IMAGE_FILE_MACHINE_I386 0x014c
-#define IMAGE_FILE_MACHINE_EBC 0x0EBC
-#define IMAGE_FILE_MACHINE_X64 0x8664
-#define IMAGE_FILE_MACHINE_ARM 0x01c0 // Thumb only
-#define IMAGE_FILE_MACHINE_ARMT 0x01c2 // 32bit Mixed ARM and Thumb/Thumb 2 Little Endian
-#define IMAGE_FILE_MACHINE_ARM64 0xAA64 // 64bit ARM Architecture, Little Endian
-#define IMAGE_FILE_MACHINE_RISCV64 0x5064 // 64bit RISC-V ISA
+#define IMAGE_FILE_MACHINE_I386 0x014c
+#define IMAGE_FILE_MACHINE_EBC 0x0EBC
+#define IMAGE_FILE_MACHINE_X64 0x8664
+#define IMAGE_FILE_MACHINE_ARM 0x01c0 // Thumb only
+#define IMAGE_FILE_MACHINE_ARMT 0x01c2 // 32bit Mixed ARM and Thumb/Thumb 2 Little Endian
+#define IMAGE_FILE_MACHINE_ARM64 0xAA64 // 64bit ARM Architecture, Little Endian
+#define IMAGE_FILE_MACHINE_RISCV64 0x5064 // 64bit RISC-V ISA
+#define IMAGE_FILE_MACHINE_LOONGARCH64 0x6264 // 64bit LoongArch Architecture
//
// Support old names for backward compatible
//
-#define EFI_IMAGE_MACHINE_IA32 IMAGE_FILE_MACHINE_I386
-#define EFI_IMAGE_MACHINE_EBC IMAGE_FILE_MACHINE_EBC
-#define EFI_IMAGE_MACHINE_X64 IMAGE_FILE_MACHINE_X64
-#define EFI_IMAGE_MACHINE_ARMT IMAGE_FILE_MACHINE_ARMT
-#define EFI_IMAGE_MACHINE_AARCH64 IMAGE_FILE_MACHINE_ARM64
-#define EFI_IMAGE_MACHINE_RISCV64 IMAGE_FILE_MACHINE_RISCV64
+#define EFI_IMAGE_MACHINE_IA32 IMAGE_FILE_MACHINE_I386
+#define EFI_IMAGE_MACHINE_EBC IMAGE_FILE_MACHINE_EBC
+#define EFI_IMAGE_MACHINE_X64 IMAGE_FILE_MACHINE_X64
+#define EFI_IMAGE_MACHINE_ARMT IMAGE_FILE_MACHINE_ARMT
+#define EFI_IMAGE_MACHINE_AARCH64 IMAGE_FILE_MACHINE_ARM64
+#define EFI_IMAGE_MACHINE_RISCV64 IMAGE_FILE_MACHINE_RISCV64
+#define EFI_IMAGE_MACHINE_LOONGARCH64 IMAGE_FILE_MACHINE_LOONGARCH64
#define EFI_IMAGE_DOS_SIGNATURE 0x5A4D // MZ
#define EFI_IMAGE_OS2_SIGNATURE 0x454E // NE
@@ -500,19 +503,21 @@ typedef struct {
//
// Based relocation types.
//
-#define EFI_IMAGE_REL_BASED_ABSOLUTE 0
-#define EFI_IMAGE_REL_BASED_HIGH 1
-#define EFI_IMAGE_REL_BASED_LOW 2
-#define EFI_IMAGE_REL_BASED_HIGHLOW 3
-#define EFI_IMAGE_REL_BASED_HIGHADJ 4
-#define EFI_IMAGE_REL_BASED_MIPS_JMPADDR 5
-#define EFI_IMAGE_REL_BASED_ARM_MOV32A 5
-#define EFI_IMAGE_REL_BASED_RISCV_HI20 5
-#define EFI_IMAGE_REL_BASED_ARM_MOV32T 7
-#define EFI_IMAGE_REL_BASED_RISCV_LOW12I 7
-#define EFI_IMAGE_REL_BASED_RISCV_LOW12S 8
-#define EFI_IMAGE_REL_BASED_IA64_IMM64 9
-#define EFI_IMAGE_REL_BASED_DIR64 10
+#define EFI_IMAGE_REL_BASED_ABSOLUTE 0
+#define EFI_IMAGE_REL_BASED_HIGH 1
+#define EFI_IMAGE_REL_BASED_LOW 2
+#define EFI_IMAGE_REL_BASED_HIGHLOW 3
+#define EFI_IMAGE_REL_BASED_HIGHADJ 4
+#define EFI_IMAGE_REL_BASED_MIPS_JMPADDR 5
+#define EFI_IMAGE_REL_BASED_ARM_MOV32A 5
+#define EFI_IMAGE_REL_BASED_RISCV_HI20 5
+#define EFI_IMAGE_REL_BASED_ARM_MOV32T 7
+#define EFI_IMAGE_REL_BASED_RISCV_LOW12I 7
+#define EFI_IMAGE_REL_BASED_RISCV_LOW12S 8
+#define EFI_IMAGE_REL_BASED_LOONGARCH32_MARK_LA 8
+#define EFI_IMAGE_REL_BASED_LOONGARCH64_MARK_LA 8
+#define EFI_IMAGE_REL_BASED_IA64_IMM64 9
+#define EFI_IMAGE_REL_BASED_DIR64 10
///
diff --git a/BaseTools/Source/C/Makefiles/header.makefile b/BaseTools/Source/C/Makefiles/header.makefile
index 0df728f327..4e88a4fbd8 100644
--- a/BaseTools/Source/C/Makefiles/header.makefile
+++ b/BaseTools/Source/C/Makefiles/header.makefile
@@ -31,6 +31,9 @@ ifndef HOST_ARCH
ifneq (,$(findstring riscv64,$(uname_m)))
HOST_ARCH=RISCV64
endif
+ ifneq (,$(findstring loongarch64,$(uname_m)))
+ HOST_ARCH=LOONGARCH64
+ endif
ifndef HOST_ARCH
$(info Could not detected HOST_ARCH from uname results)
$(error HOST_ARCH is not defined!)
@@ -70,6 +73,9 @@ ARCH_INCLUDE = -I $(MAKEROOT)/Include/AArch64/
else ifeq ($(HOST_ARCH), RISCV64)
ARCH_INCLUDE = -I $(MAKEROOT)/Include/RiscV64/
+else ifeq ($(HOST_ARCH), LOONGARCH64)
+ARCH_INCLUDE = -I $(MAKEROOT)/Include/LoongArch64/
+
else
$(error Bad HOST_ARCH)
endif
--
2.27.0
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