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From: "Abner Chang" <abner.chang@hpe.com>
To: devel@edk2.groups.io
Cc: abner.chang@hpe.com
Subject: [edk2-staging/RISC-V-V2 PATCH v2 10/29] MdePkg/BasePeCoff: Add RISC-V PE/Coff related code.
Date: Mon, 23 Sep 2019 08:31:36 +0800	[thread overview]
Message-ID: <1569198715-31552-12-git-send-email-abner.chang@hpe.com> (raw)
In-Reply-To: <1569198715-31552-1-git-send-email-abner.chang@hpe.com>

Support RISC-V image relocation.

Signed-off-by: Abner Chang <abner.chang@hpe.com>
---
 MdePkg/Library/BasePeCoffLib/BasePeCoff.c          |   3 +-
 MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf     |   5 +
 MdePkg/Library/BasePeCoffLib/BasePeCoffLib.uni     |   2 +
 .../Library/BasePeCoffLib/BasePeCoffLibInternals.h |   1 +
 .../Library/BasePeCoffLib/RiscV/PeCoffLoaderEx.c   | 142 +++++++++++++++++++++
 5 files changed, 152 insertions(+), 1 deletion(-)
 create mode 100644 MdePkg/Library/BasePeCoffLib/RiscV/PeCoffLoaderEx.c

diff --git a/MdePkg/Library/BasePeCoffLib/BasePeCoff.c b/MdePkg/Library/BasePeCoffLib/BasePeCoff.c
index 07bb62f..97e0ff4 100644
--- a/MdePkg/Library/BasePeCoffLib/BasePeCoff.c
+++ b/MdePkg/Library/BasePeCoffLib/BasePeCoff.c
@@ -1,6 +1,6 @@
 /** @file
   Base PE/COFF loader supports loading any PE32/PE32+ or TE image, but
-  only supports relocating IA32, x64, IPF, and EBC images.
+  only supports relocating IA32, x64, IPF, ARM, RISC-V and EBC images.
 
   Caution: This file requires additional review when modified.
   This library will have external input - PE/COFF image.
@@ -17,6 +17,7 @@
 
   Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
   Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+  Portions Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
diff --git a/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf b/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf
index 395c140..b190494 100644
--- a/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf
+++ b/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf
@@ -3,6 +3,7 @@
 #  The IPF version library supports loading IPF and EBC PE/COFF image.
 #  The IA32 version library support loading IA32, X64 and EBC PE/COFF images.
 #  The X64 version library support loading IA32, X64 and EBC PE/COFF images.
+#  The RISC-V version library support loading RISC-V images.
 #
 #  Caution: This module requires additional review when modified.
 #  This library will have external input - PE/COFF image.
@@ -11,6 +12,7 @@
 #
 #  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
 #  Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+#  Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -41,6 +43,9 @@
 [Sources.ARM]
   Arm/PeCoffLoaderEx.c
 
+[Sources.RISCV64]
+  RiscV/PeCoffLoaderEx.c
+
 [Packages]
   MdePkg/MdePkg.dec
 
diff --git a/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.uni b/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.uni
index b0ea702..8616ca3 100644
--- a/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.uni
+++ b/MdePkg/Library/BasePeCoffLib/BasePeCoffLib.uni
@@ -4,6 +4,7 @@
 // The IPF version library supports loading IPF and EBC PE/COFF image.
 // The IA32 version library support loading IA32, X64 and EBC PE/COFF images.
 // The X64 version library support loading IA32, X64 and EBC PE/COFF images.
+// The RISC-V version library support loading RISC-V32 and RISC-V64 PE/COFF images.
 //
 // Caution: This module requires additional review when modified.
 // This library will have external input - PE/COFF image.
@@ -12,6 +13,7 @@
 //
 // Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
 // Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
 //
 // SPDX-License-Identifier: BSD-2-Clause-Patent
 //
diff --git a/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h b/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
index b74277f..9c33703 100644
--- a/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
+++ b/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
@@ -2,6 +2,7 @@
   Declaration of internal functions in PE/COFF Lib.
 
   Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
diff --git a/MdePkg/Library/BasePeCoffLib/RiscV/PeCoffLoaderEx.c b/MdePkg/Library/BasePeCoffLib/RiscV/PeCoffLoaderEx.c
new file mode 100644
index 0000000..8eb37f9
--- /dev/null
+++ b/MdePkg/Library/BasePeCoffLib/RiscV/PeCoffLoaderEx.c
@@ -0,0 +1,142 @@
+/** @file
+  PE/Coff loader for RISC-V PE image
+
+  Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include "BasePeCoffLibInternals.h"
+#include <Library/BaseLib.h>
+
+//
+// RISC-V definition.
+//
+#define RV_X(x, s, n) (((x) >> (s)) & ((1<<(n))-1))
+#define RISCV_IMM_BITS 12
+#define RISCV_IMM_REACH (1LL<<RISCV_IMM_BITS)
+#define RISCV_CONST_HIGH_PART(VALUE) \
+  (((VALUE) + (RISCV_IMM_REACH/2)) & ~(RISCV_IMM_REACH-1))
+
+/**
+  Performs an RISC-V specific relocation fixup and is a no-op on
+  other instruction sets.
+  RISC-V splits 32-bit fixup into 20bit and 12-bit with two relocation
+  types. We have to know the lower 12-bit fixup first then we can deal
+  carry over on high 20-bit fixup. So we log the high 20-bit in
+  FixupData.
+
+  @param  Reloc       The pointer to the relocation record.
+  @param  Fixup       The pointer to the address to fix up.
+  @param  FixupData   The pointer to a buffer to log the fixups.
+  @param  Adjust      The offset to adjust the fixup.
+
+  @return Status code.
+
+**/
+RETURN_STATUS
+PeCoffLoaderRelocateImageEx (
+  IN UINT16      *Reloc,
+  IN OUT CHAR8   *Fixup,
+  IN OUT CHAR8   **FixupData,
+  IN UINT64      Adjust
+  )
+{
+  UINT32 Value;
+  UINT32 Value2;
+  UINT32 *RiscVHi20Fixup;
+
+  switch ((*Reloc) >> 12) {
+  case EFI_IMAGE_REL_BASED_RISCV_HI20:
+      *(UINT64 *)(*FixupData) = (UINT64)(UINTN)Fixup;
+      break;
+
+  case EFI_IMAGE_REL_BASED_RISCV_LOW12I:
+      RiscVHi20Fixup =  (UINT32 *)(*(UINT64 *)(*FixupData));
+      if (RiscVHi20Fixup != NULL) {
+
+        Value = (UINT32)(RV_X(*RiscVHi20Fixup, 12, 20) << 12);
+        Value2 = (UINT32)(RV_X(*(UINT32 *)Fixup, 20, 12));
+        if (Value2 & (RISCV_IMM_REACH/2)) {
+          Value2 |= ~(RISCV_IMM_REACH-1);
+        }
+        Value += Value2;
+        Value += (UINT32)Adjust;
+        Value2 = RISCV_CONST_HIGH_PART (Value);
+        *(UINT32 *)RiscVHi20Fixup = (RV_X (Value2, 12, 20) << 12) |\
+                                           (RV_X (*(UINT32 *)RiscVHi20Fixup, 0, 12));
+        *(UINT32 *)Fixup = (RV_X (Value, 0, 12) << 20) |\
+                           (RV_X (*(UINT32 *)Fixup, 0, 20));
+      }
+      break;
+
+  case EFI_IMAGE_REL_BASED_RISCV_LOW12S:
+      RiscVHi20Fixup =  (UINT32 *)(*(UINT64 *)(*FixupData));
+      if (RiscVHi20Fixup != NULL) {
+        Value = (UINT32)(RV_X(*RiscVHi20Fixup, 12, 20) << 12);
+        Value2 = (UINT32)(RV_X(*(UINT32 *)Fixup, 7, 5) | (RV_X(*(UINT32 *)Fixup, 25, 7) << 5));
+        if (Value2 & (RISCV_IMM_REACH/2)) {
+          Value2 |= ~(RISCV_IMM_REACH-1);
+        }
+        Value += Value2;
+        Value += (UINT32)Adjust;
+        Value2 = RISCV_CONST_HIGH_PART (Value);
+        *(UINT32 *)RiscVHi20Fixup = (RV_X (Value2, 12, 20) << 12) | \
+                                           (RV_X (*(UINT32 *)RiscVHi20Fixup, 0, 12));
+        Value2 = *(UINT32 *)Fixup & 0x01fff07f;
+        Value &= RISCV_IMM_REACH - 1;
+        *(UINT32 *)Fixup = Value2 | (UINT32)(((RV_X(Value, 0, 5) << 7) | (RV_X(Value, 5, 7) << 25)));
+      }
+      break;
+
+  default:
+      return RETURN_UNSUPPORTED;
+
+  }
+  return RETURN_SUCCESS;
+}
+
+/**
+  Returns TRUE if the machine type of PE/COFF image is supported. Supported
+  does not mean the image can be executed it means the PE/COFF loader supports
+  loading and relocating of the image type. It's up to the caller to support
+  the entry point.
+
+  @param  Machine   Machine type from the PE Header.
+
+  @return TRUE if this PE/COFF loader can load the image
+
+**/
+BOOLEAN
+PeCoffLoaderImageFormatSupported (
+  IN  UINT16  Machine
+  )
+{
+  if ((Machine == IMAGE_FILE_MACHINE_RISCV32) || (Machine ==  IMAGE_FILE_MACHINE_RISCV64)) {
+    return TRUE;
+  }
+
+  return FALSE;
+}
+
+/**
+  Performs an Itanium-based specific re-relocation fixup and is a no-op on other
+  instruction sets. This is used to re-relocated the image into the EFI virtual
+  space for runtime calls.
+
+  @param  Reloc       The pointer to the relocation record.
+  @param  Fixup       The pointer to the address to fix up.
+  @param  FixupData   The pointer to a buffer to log the fixups.
+  @param  Adjust      The offset to adjust the fixup.
+
+  @return Status code.
+
+**/
+RETURN_STATUS
+PeHotRelocateImageEx (
+  IN UINT16      *Reloc,
+  IN OUT CHAR8   *Fixup,
+  IN OUT CHAR8   **FixupData,
+  IN UINT64      Adjust
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
-- 
2.7.4


  parent reply	other threads:[~2019-09-23  1:02 UTC|newest]

Thread overview: 108+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-23  0:31 [edk2-staging/RISC-V-V2 PATCH v2 00/29] RISC-V EDK2 Port on Abner Chang
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 01/29] RiscVPkg: RISC-V processor package Abner Chang
2019-09-26 22:26   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 02/29] RiscVPkg/Include: Add header files of RISC-V CPU package Abner Chang
2019-09-26 22:29   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 03/29] RiscVPkg/opensbi: EDK2 RISC-V OpenSBI support Abner Chang
2019-09-26 22:41   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 04/29] MdePkg: RISC-V RV64 binding in MdePkg Abner Chang
2019-09-26 22:44   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 05/29] MdePkg/Include: RISC-V definitions Abner Chang
2019-09-26 22:45   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 06/29] MdeModulePkg/CapsuleRuntimeDxe: Add RISCV64 arch Abner Chang
2019-09-26 22:46   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 07/29] MdePkg/BaseLib: BaseLib for RISC-V RV64 Processor Abner Chang
2019-09-26 22:56   ` [edk2-devel] " Leif Lindholm
2019-10-14 16:47     ` Abner Chang
2019-10-14 18:23       ` Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 08/29] MdePkg/BaseCacheMaintenanceLib: RISC-V cache maintenance implementation Abner Chang
2019-10-01  8:44   ` [edk2-devel] " Philippe Mathieu-Daudé
2019-09-23  0:31 ` Abner Chang
2019-09-26 23:30   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 09/29] MdePkg/BaseIoLibIntrinsic: RISC-V I/O intrinsic functions Abner Chang
2019-09-26 23:39   ` [edk2-devel] " Leif Lindholm
2019-10-01  8:49     ` Philippe Mathieu-Daudé
2019-10-01  9:07       ` Leif Lindholm
2019-10-02  1:30         ` Abner Chang
2019-10-02  9:13           ` Leif Lindholm
2019-10-02 16:14             ` Abner Chang
2019-10-02 16:27               ` Andrew Fish
2019-10-02 16:35                 ` Leif Lindholm
2019-10-03  0:52                   ` Abner Chang
2019-10-03  8:38                     ` Leif Lindholm
2019-10-03 11:34                       ` Abner Chang
2019-09-23  0:31 ` Abner Chang [this message]
2019-09-26 23:46   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 10/29] MdePkg/BasePeCoff: Add RISC-V PE/Coff related code Leif Lindholm
2019-10-15  4:02     ` Abner Chang
2019-10-15 10:31       ` Leif Lindholm
2019-10-15 10:56         ` Abner Chang
     [not found]     ` <15CDB6324F411B37.30896@groups.io>
2019-10-15  4:26       ` Abner Chang
2019-10-15 10:41         ` Leif Lindholm
2019-10-15 10:59           ` Abner Chang
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 11/29] MdePkg/BaseCpuLib: RISC-V Base CPU library implementation Abner Chang
2019-09-26 23:47   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 12/29] MdePkg/BaseSynchronizationLib: RISC-V cache related code Abner Chang
2019-09-27  0:19   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 13/29] MdeModulePkg/Logo Abner Chang
2019-09-30 22:51   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 14/29] NetworkPkg Abner Chang
2019-09-30 22:51   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 15/29] RiscVPkg/Library: RISC-V CPU library Abner Chang
2019-09-30 18:31   ` [edk2-devel] " Leif Lindholm
2019-10-15  2:32     ` Abner Chang
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 16/29] RiscVPkg/Library: Add RISC-V exception library Abner Chang
2019-09-30 19:15   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 17/29] RiscVPkg/Library: Add RISC-V timer library Abner Chang
2019-09-30 19:46   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 18/29] RiscVPkg/Library: Add EDK2 RISC-V OpenSBI library Abner Chang
2019-09-30 20:03   ` [edk2-devel] " Leif Lindholm
2019-10-15  1:21     ` Abner Chang
2019-10-15  8:35       ` Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 19/29] RiscVPkg/Library: RISC-V platform level DxeIPL libraries Abner Chang
2019-09-30 20:15   ` [edk2-devel] " Leif Lindholm
2019-09-30 20:44     ` Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 20/29] MdeModulePkg/DxeIplPeim : RISC-V platform level DxeIPL Abner Chang
2019-09-30 20:31   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 21/29] RiscVPkg/PeiServicesTablePointerLibOpenSbi: RISC-V PEI Service Table Pointer library Abner Chang
2019-09-30 20:54   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 22/29] RiscVPkg/RiscVPlatformTempMemoryInit: RISC-V Platform Temporary Memory library Abner Chang
2019-09-30 20:56   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 23/29] RiscVPkg/CpuDxe: Add RISC-V CPU DXE driver Abner Chang
2019-09-30 21:11   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 24/29] BaseTools: BaseTools changes for RISC-V platform Abner Chang
2019-09-26 22:09   ` [edk2-devel] " Leif Lindholm
2019-10-15  6:18     ` Abner Chang
2019-10-15 10:56       ` Leif Lindholm
2019-10-15 11:13         ` Abner Chang
2019-10-16  5:06         ` Abner Chang
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 25/29] BaseTools/Scripts Abner Chang
2019-09-26 20:50   ` [edk2-devel] " Leif Lindholm
2019-10-15  6:31     ` Abner Chang
2019-10-15 11:00       ` Leif Lindholm
2019-10-15 11:03         ` Abner Chang
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 26/29] RiscVPkg/SmbiosDxe: Generic SMBIOS DXE driver for RISC-V platforms Abner Chang
2019-09-30 22:39   ` [edk2-devel] " Leif Lindholm
2019-10-14 11:27     ` Abner Chang
2019-10-14 11:56       ` Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 27/29] edk2-staging/RISC-V-V2: Add submodule Abner Chang
2019-09-26 22:24   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 28/29] edk2-staging/RISC-V-V2: Add ReadMe Abner Chang
2019-09-30 22:48   ` [edk2-devel] " Leif Lindholm
2019-09-23  0:31 ` [edk2-staging/RISC-V-V2 PATCH v2 29/29] edk2-staging: Update Maintainers.txt Abner Chang
2019-09-30 22:50   ` [edk2-devel] " Leif Lindholm
     [not found] ` <15C6EB9824DD2A88.29693@groups.io>
2019-09-24  1:52   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 04/29] MdePkg: RISC-V RV64 binding in MdePkg Abner Chang
     [not found] ` <15C6EB994C26E5C4.2053@groups.io>
2019-09-24  1:52   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 05/29] MdePkg/Include: RISC-V definitions Abner Chang
     [not found] ` <15C6EB9950232DB5.29693@groups.io>
2019-09-24  1:53   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 07/29] MdePkg/BaseLib: BaseLib for RISC-V RV64 Processor Abner Chang
     [not found] ` <15C6EB9A049FF8A4.24160@groups.io>
2019-09-24  1:54   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 09/29] MdePkg/BaseIoLibIntrinsic: RISC-V I/O intrinsic functions Abner Chang
     [not found] ` <15C6EB9B3E887BEB.29693@groups.io>
2019-09-24  1:55   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 13/29] MdeModulePkg/Logo Abner Chang
     [not found] ` <15C6EB9A40C408A0.24160@groups.io>
2019-09-24  1:56   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 10/29] MdePkg/BasePeCoff: Add RISC-V PE/Coff related code Abner Chang
     [not found] ` <15C6EB9B872A5B83.24160@groups.io>
2019-09-24  1:57   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 14/29] NetworkPkg Abner Chang
     [not found] ` <15C6EB99CBC780B5.2053@groups.io>
2019-09-24  1:57   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 08/29] MdePkg/BaseCacheMaintenanceLib: RISC-V cache maintenance implementation Abner Chang
     [not found] ` <15C6EB9A9BD83853.2053@groups.io>
2019-09-24  1:58   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 11/29] MdePkg/BaseCpuLib: RISC-V Base CPU library implementation Abner Chang
     [not found] ` <15C6EB9AEB7BB057.24160@groups.io>
2019-09-24  1:58   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 12/29] MdePkg/BaseSynchronizationLib: RISC-V cache related code Abner Chang
     [not found] ` <15C6EB99608359A3.24160@groups.io>
2019-09-24  1:59   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 08/29] MdePkg/BaseCacheMaintenanceLib: RISC-V cache maintenance implementation Abner Chang
     [not found] ` <15C6EB9D6C0EC3B0.29693@groups.io>
2019-09-24  2:00   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 20/29] MdeModulePkg/DxeIplPeim : RISC-V platform level DxeIPL Abner Chang
     [not found] ` <15C6EB98AD6CCCEB.24160@groups.io>
2019-09-24  2:01   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 06/29] MdeModulePkg/CapsuleRuntimeDxe: Add RISCV64 arch Abner Chang
     [not found] ` <15C6EB9F04387439.29693@groups.io>
2019-09-24  2:02   ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 25/29] BaseTools/Scripts Abner Chang
2019-09-26 22:22 ` [edk2-devel] [edk2-staging/RISC-V-V2 PATCH v2 00/29] RISC-V EDK2 Port on Leif Lindholm
2019-10-15  6:39   ` Abner Chang

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