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| author | Sunil V L <sunilvl@ventanamicro.com> | 2023-01-28 20:56:15 +0530 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-02-16 05:53:28 +0000 |
| commit | 6720b8e46f9f72b97402c57083778bf15b6f6d5b (patch) | |
| tree | 442b91d3ee722f909ae0ee5977eec64f853c845d /OvmfPkg/RiscVVirt | |
| parent | d78df93863f9afe50f5900bec48482b1de5fa3de (diff) | |
| download | edk2-6720b8e46f9f72b97402c57083778bf15b6f6d5b.tar.gz edk2-6720b8e46f9f72b97402c57083778bf15b6f6d5b.tar.bz2 edk2-6720b8e46f9f72b97402c57083778bf15b6f6d5b.zip | |
OvmfPkg/RiscVVirt: Add PrePiHobListPointerLib library
Add the PrePiHobListPointerLib required for RISC-V Qemu Virt machine
since it follows PEIless design.
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Acked-by: Abner Chang <abner.chang@amd.com>
Reviewed-by: Andrei Warkentin <andrei.warkentin@intel.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Diffstat (limited to 'OvmfPkg/RiscVVirt')
| -rw-r--r-- | OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointer.c | 65 | ||||
| -rw-r--r-- | OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointerLib.inf | 23 |
2 files changed, 88 insertions, 0 deletions
diff --git a/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointer.c b/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointer.c new file mode 100644 index 0000000000..a58b7aae6b --- /dev/null +++ b/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointer.c @@ -0,0 +1,65 @@ +/** @file
+*
+* Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+
+#include <PiPei.h>
+#include <Library/PrePiHobListPointerLib.h>
+#include <Library/DebugLib.h>
+#include <Library/HobLib.h>
+#include <Library/BaseRiscVSbiLib.h>
+
+/**
+ Returns the pointer to the HOB list.
+
+ This function returns the pointer to first HOB in the list.
+
+ @return The pointer to the HOB list.
+
+**/
+VOID *
+EFIAPI
+PrePeiGetHobList (
+ VOID
+ )
+{
+ EFI_RISCV_FIRMWARE_CONTEXT *FirmwareContext;
+
+ FirmwareContext = NULL;
+ GetFirmwareContextPointer (&FirmwareContext);
+
+ if (FirmwareContext == NULL) {
+ DEBUG ((DEBUG_ERROR, "%a: Firmware Context is NULL\n", __FUNCTION__));
+ return NULL;
+ }
+
+ return (VOID *)FirmwareContext->PrePiHobList;
+}
+
+/**
+ Updates the pointer to the HOB list.
+
+ @param HobList Hob list pointer to store
+
+**/
+EFI_STATUS
+EFIAPI
+PrePeiSetHobList (
+ IN VOID *HobList
+ )
+{
+ EFI_RISCV_FIRMWARE_CONTEXT *FirmwareContext;
+
+ FirmwareContext = NULL;
+ GetFirmwareContextPointer (&FirmwareContext);
+
+ if (FirmwareContext == NULL) {
+ DEBUG ((DEBUG_ERROR, "%a: Firmware Context is NULL\n", __FUNCTION__));
+ return EFI_NOT_READY;
+ }
+
+ FirmwareContext->PrePiHobList = HobList;
+ return EFI_SUCCESS;
+}
diff --git a/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointerLib.inf b/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointerLib.inf new file mode 100644 index 0000000000..c539682e8d --- /dev/null +++ b/OvmfPkg/RiscVVirt/Library/PrePiHobListPointerLib/PrePiHobListPointerLib.inf @@ -0,0 +1,23 @@ +#/** @file
+#
+# Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x0001001B
+ BASE_NAME = PrePiHobListPointerLib
+ FILE_GUID = E3FAFC60-758C-471B-A333-FE704A4C11B4
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = PrePiHobListPointerLib
+
+[Sources.RISCV64]
+ PrePiHobListPointer.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ OvmfPkg/OvmfPkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ UefiCpuPkg/UefiCpuPkg.dec
|