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* [staging/LoongArch RESEND PATCH v1 20/33] MdePkg/Include: LoongArch definitions.
@ 2022-02-09  6:55 Chao Li
  2022-04-07 14:23 ` [edk2-devel] " Abner Chang
  0 siblings, 1 reply; 3+ messages in thread
From: Chao Li @ 2022-02-09  6:55 UTC (permalink / raw)
  To: devel; +Cc: Michael D Kinney, Liming Gao, Zhiguang Liu

Add LoongArch processor related definitions.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>

Signed-off-by: Chao Li <lichao@loongson.cn>
---
 MdePkg/Include/IndustryStandard/PeImage.h |  9 ++++
 MdePkg/Include/Protocol/DebugSupport.h    | 65 ++++++++++++++++++++---
 MdePkg/Include/Protocol/PxeBaseCode.h     |  3 ++
 MdePkg/Include/Uefi/UefiBaseType.h        | 14 +++++
 MdePkg/Include/Uefi/UefiSpec.h            | 16 +++---
 5 files changed, 94 insertions(+), 13 deletions(-)

diff --git a/MdePkg/Include/IndustryStandard/PeImage.h b/MdePkg/Include/IndustryStandard/PeImage.h
index 3109dc20f8..3741f21719 100644
--- a/MdePkg/Include/IndustryStandard/PeImage.h
+++ b/MdePkg/Include/IndustryStandard/PeImage.h
@@ -10,6 +10,7 @@
 Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
 Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
 Portions Copyright (c) 2016 - 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
 
@@ -38,6 +39,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #define IMAGE_FILE_MACHINE_RISCV32         0x5032
 #define IMAGE_FILE_MACHINE_RISCV64         0x5064
 #define IMAGE_FILE_MACHINE_RISCV128        0x5128
+#define IMAGE_FILE_MACHINE_LOONGARCH32     0x6232
+#define IMAGE_FILE_MACHINE_LOONGARCH64     0x6264
 
 //
 // EXE file formats
@@ -503,6 +506,12 @@ typedef struct {
 #define EFI_IMAGE_REL_BASED_RISCV_LOW12I  7
 #define EFI_IMAGE_REL_BASED_RISCV_LOW12S  8
 
+//
+// Relocation types of LoongArch processor.
+//
+#define EFI_IMAGE_REL_BASED_LOONGARCH32_MARK_LA 8
+#define EFI_IMAGE_REL_BASED_LOONGARCH64_MARK_LA 8
+
 ///
 /// Line number format.
 ///
diff --git a/MdePkg/Include/Protocol/DebugSupport.h b/MdePkg/Include/Protocol/DebugSupport.h
index ec5b92a5c5..47e3a44410 100644
--- a/MdePkg/Include/Protocol/DebugSupport.h
+++ b/MdePkg/Include/Protocol/DebugSupport.h
@@ -654,17 +654,68 @@ typedef struct {
   UINT64    X31;
 } EFI_SYSTEM_CONTEXT_RISCV64;
 
+//
+// LoongArch processor exception types.
+//
+#define MAX_LOONGARCH_EXCEPTION 14
+
+typedef struct {
+  UINT64  R0;
+  UINT64  R1;
+  UINT64  R2;
+  UINT64  R3;
+  UINT64  R4;
+  UINT64  R5;
+  UINT64  R6;
+  UINT64  R7;
+  UINT64  R8;
+  UINT64  R9;
+  UINT64  R10;
+  UINT64  R11;
+  UINT64  R12;
+  UINT64  R13;
+  UINT64  R14;
+  UINT64  R15;
+  UINT64  R16;
+  UINT64  R17;
+  UINT64  R18;
+  UINT64  R19;
+  UINT64  R20;
+  UINT64  R21;
+  UINT64  R22;
+  UINT64  R23;
+  UINT64  R24;
+  UINT64  R25;
+  UINT64  R26;
+  UINT64  R27;
+  UINT64  R28;
+  UINT64  R29;
+  UINT64  R30;
+  UINT64  R31;
+
+  UINT64  CRMD;  // CuRrent MoDe information
+  UINT64  PRMD;  // PRe-exception MoDe information
+  UINT64  EUEN;  // Extended component Unit ENable
+  UINT64  MISC;  // MISCellaneous controller
+  UINT64  ECFG;  // Exception ConFiGuration
+  UINT64  ESTAT; // Exception STATus
+  UINT64  ERA;   // Exception Return Address
+  UINT64  BADV;  // BAD Virtual address
+  UINT64  BADI;  // BAD Instruction
+} EFI_SYSTEM_CONTEXT_LOONGARCH64;
+
 ///
 /// Universal EFI_SYSTEM_CONTEXT definition.
 ///
 typedef union {
-  EFI_SYSTEM_CONTEXT_EBC        *SystemContextEbc;
-  EFI_SYSTEM_CONTEXT_IA32       *SystemContextIa32;
-  EFI_SYSTEM_CONTEXT_X64        *SystemContextX64;
-  EFI_SYSTEM_CONTEXT_IPF        *SystemContextIpf;
-  EFI_SYSTEM_CONTEXT_ARM        *SystemContextArm;
-  EFI_SYSTEM_CONTEXT_AARCH64    *SystemContextAArch64;
-  EFI_SYSTEM_CONTEXT_RISCV64    *SystemContextRiscV64;
+  EFI_SYSTEM_CONTEXT_EBC          *SystemContextEbc;
+  EFI_SYSTEM_CONTEXT_IA32         *SystemContextIa32;
+  EFI_SYSTEM_CONTEXT_X64          *SystemContextX64;
+  EFI_SYSTEM_CONTEXT_IPF          *SystemContextIpf;
+  EFI_SYSTEM_CONTEXT_ARM          *SystemContextArm;
+  EFI_SYSTEM_CONTEXT_AARCH64      *SystemContextAArch64;
+  EFI_SYSTEM_CONTEXT_RISCV64      *SystemContextRiscV64;
+  EFI_SYSTEM_CONTEXT_LOONGARCH64  *SystemContextLoongArch64;
 } EFI_SYSTEM_CONTEXT;
 
 //
diff --git a/MdePkg/Include/Protocol/PxeBaseCode.h b/MdePkg/Include/Protocol/PxeBaseCode.h
index 11872d602d..6787941a5d 100644
--- a/MdePkg/Include/Protocol/PxeBaseCode.h
+++ b/MdePkg/Include/Protocol/PxeBaseCode.h
@@ -4,6 +4,7 @@
 
 Copyright (c) 2006 - 2018, Intel Corporation. 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
 
@@ -158,6 +159,8 @@ typedef UINT16 EFI_PXE_BASE_CODE_UDP_PORT;
 #define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE  0x000B
 #elif defined (MDE_CPU_RISCV64)
 #define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE  0x001B
+#elif defined (MDE_CPU_LOONGARCH64)
+#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE  0x0027
 #endif
 
 ///
diff --git a/MdePkg/Include/Uefi/UefiBaseType.h b/MdePkg/Include/Uefi/UefiBaseType.h
index 4a34ce8e25..e5234fab07 100644
--- a/MdePkg/Include/Uefi/UefiBaseType.h
+++ b/MdePkg/Include/Uefi/UefiBaseType.h
@@ -4,6 +4,7 @@
 Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
 Portions copyright (c) 2011 - 2016, 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
 
@@ -246,6 +247,12 @@ typedef union {
 #define EFI_IMAGE_MACHINE_RISCV64   0x5064
 #define EFI_IMAGE_MACHINE_RISCV128  0x5128
 
+///
+/// PE32+ Machine type for LoongArch 32/64 images.
+///
+#define EFI_IMAGE_MACHINE_LOONGARCH32  0x6232
+#define EFI_IMAGE_MACHINE_LOONGARCH64  0x6264
+
 #if !defined (EFI_IMAGE_MACHINE_TYPE_VALUE) && !defined (EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
   #if   defined (MDE_CPU_IA32)
 
@@ -280,6 +287,13 @@ typedef union {
 
 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine)  (FALSE)
 
+  #elif defined (MDE_CPU_LOONGARCH64)
+
+#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
+    ((Machine) == EFI_IMAGE_MACHINE_LOONGARCH64)
+
+#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
+
   #elif defined (MDE_CPU_EBC)
 
 ///
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h
index 2b38b100f6..3abebbb8d9 100644
--- a/MdePkg/Include/Uefi/UefiSpec.h
+++ b/MdePkg/Include/Uefi/UefiSpec.h
@@ -7,6 +7,7 @@
 
 Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
 Portions 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
 
@@ -2195,12 +2196,13 @@ typedef struct {
 //
 // EFI File location to boot from on removable media devices
 //
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA32     L"\\EFI\\BOOT\\BOOTIA32.EFI"
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA64     L"\\EFI\\BOOT\\BOOTIA64.EFI"
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_X64      L"\\EFI\\BOOT\\BOOTX64.EFI"
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_ARM      L"\\EFI\\BOOT\\BOOTARM.EFI"
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64  L"\\EFI\\BOOT\\BOOTAA64.EFI"
-#define EFI_REMOVABLE_MEDIA_FILE_NAME_RISCV64  L"\\EFI\\BOOT\\BOOTRISCV64.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA32         L"\\EFI\\BOOT\\BOOTIA32.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA64         L"\\EFI\\BOOT\\BOOTIA64.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_X64          L"\\EFI\\BOOT\\BOOTX64.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_ARM          L"\\EFI\\BOOT\\BOOTARM.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64      L"\\EFI\\BOOT\\BOOTAA64.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_RISCV64      L"\\EFI\\BOOT\\BOOTRISCV64.EFI"
+#define EFI_REMOVABLE_MEDIA_FILE_NAME_LOONGARCH64  L"\\EFI\\BOOT\\BOOTLOONGARCH64.EFI"
 
 #if !defined (EFI_REMOVABLE_MEDIA_FILE_NAME)
   #if   defined (MDE_CPU_IA32)
@@ -2214,6 +2216,8 @@ typedef struct {
 #define EFI_REMOVABLE_MEDIA_FILE_NAME  EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64
   #elif defined (MDE_CPU_RISCV64)
 #define EFI_REMOVABLE_MEDIA_FILE_NAME  EFI_REMOVABLE_MEDIA_FILE_NAME_RISCV64
+  #elif defined (MDE_CPU_LOONGARCH64)
+#define EFI_REMOVABLE_MEDIA_FILE_NAME  EFI_REMOVABLE_MEDIA_FILE_NAME_LOONGARCH64
   #else
     #error Unknown Processor Type
   #endif
-- 
2.27.0


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2022-02-09  6:55 [staging/LoongArch RESEND PATCH v1 20/33] MdePkg/Include: LoongArch definitions Chao Li
2022-04-07 14:23 ` [edk2-devel] " Abner Chang
2022-04-12  9:11   ` Chao Li

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