[edk2-devel] [PATCH 44/79] Platform/RISC-V: Use PlatformSecPpiLib
Abner Chang
abner.chang at hpe.com
Sat Jan 8 07:24:27 UTC 2022
(This is migrated from edk2-platforms:Platform)
Use PlatformSecPpiLib to get PPI descriptor and
remove PPI descriptor related code from SEC.
Cc: Sunil V L <sunilvl at ventanamicro.com>
Cc: Daniel Schaefer <daniel.schaefer at hpe.com>
Signed-off-by: Abner Chang <abner.chang at hpe.com>
Reviewed-by: Daniel Schaefer <daniel.schaefer at hpe.com>
Reviewed-by: Sunil V L <sunilvl at ventanamicro.com>
---
.../PeiCoreEntryPoint/PeiCoreEntryPoint.inf | 1 +
.../PlatformPkg/Universal/Sec/SecMain.inf | 4 -
.../PlatformPkg/Universal/Sec/SecMain.h | 17 ----
.../PeiCoreEntryPoint/PeiCoreEntryPoint.c | 15 +++-
.../PlatformPkg/Universal/Sec/SecMain.c | 84 -------------------
5 files changed, 14 insertions(+), 107 deletions(-)
diff --git a/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.inf b/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.inf
index e16a974636..4f3af27bcf 100644
--- a/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.inf
+++ b/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.inf
@@ -32,5 +32,6 @@
[LibraryClasses]
BaseLib
DebugLib
+ PlatformSecPpiLib
RiscVFirmwareContextLib
diff --git a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.inf b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.inf
index 4207c83413..9736277fa1 100644
--- a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.inf
+++ b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.inf
@@ -52,10 +52,6 @@
RiscVOpensbiPlatformLib
RiscVEdk2SbiLib
-[Ppis]
- gEfiTemporaryRamSupportPpiGuid # PPI ALWAYS_PRODUCED
- gEfiTemporaryRamDonePpiGuid # PPI ALWAYS_PRODUCED
-
[FixedPcd]
gUefiRiscVPlatformPkgTokenSpaceGuid.PcdRiscVPeiFvBase
gUefiRiscVPlatformPkgTokenSpaceGuid.PcdRiscVPeiFvSize
diff --git a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.h b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.h
index c04ddbad7f..496799efc0 100644
--- a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.h
+++ b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.h
@@ -25,8 +25,6 @@
#include <Library/PeCoffLib.h>
#include <Library/PeiServicesLib.h>
#include <Library/RiscVCpuLib.h>
-#include <Ppi/TemporaryRamDone.h>
-#include <Ppi/TemporaryRamSupport.h>
int
SecPostOpenSbiPlatformEarlylInit(
@@ -49,19 +47,4 @@ SecStartupPhase2 (
IN VOID *Context
);
-EFI_STATUS
-EFIAPI
-TemporaryRamMigration (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
- IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
- IN UINTN CopySize
- );
-
-EFI_STATUS
-EFIAPI
-TemporaryRamDone (
- VOID
- );
-
#endif // _SECMAIN_H_
diff --git a/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.c b/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.c
index 2fd0f2315b..16488b7bc9 100644
--- a/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.c
+++ b/Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.c
@@ -17,6 +17,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/PeiCoreEntryPoint.h>
+#include <Library/PlatformSecPpiLib.h>
#include <Library/RiscVFirmwareContextLib.h>
/**
@@ -49,15 +50,25 @@ _ModuleEntryPoint(
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
)
{
+ EFI_STATUS Status;
EFI_SEC_PEI_HAND_OFF *ThisSecCoreData;
EFI_PEI_PPI_DESCRIPTOR *ThisPpiList;
EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT *FirmwareContext;
FirmwareContext = (EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT *)PpiList;
SetFirmwareContextPointer (FirmwareContext);
+ FirmwareContext->BootHartId = (UINT64)SecCoreData;
+
ThisSecCoreData = (EFI_SEC_PEI_HAND_OFF *)FirmwareContext->SecPeiHandOffData;
- ThisPpiList = (EFI_PEI_PPI_DESCRIPTOR *)FirmwareContext->SecPeiHandoffPpi;
- ProcessModuleEntryPointList (ThisSecCoreData, ThisPpiList, NULL);
+ Status = GetPlatformPrePeiCorePpiDescriptor (&ThisPpiList);
+ if (EFI_ERROR (Status)) {
+ ThisPpiList = NULL;
+ }
+
+ //
+ // Invoke PEI Core entry point.
+ //
+ ProcessModuleEntryPointList(ThisSecCoreData, ThisPpiList, NULL);
//
// Should never return
diff --git a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.c b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.c
index 44984b0078..fb0adbca54 100644
--- a/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.c
+++ b/Platform/RISC-V/PlatformPkg/Universal/Sec/SecMain.c
@@ -312,90 +312,6 @@ FindAndReportEntryPoints (
return;
}
-/*
- Print out the content of firmware context.
-
-**/
-VOID
-DebugPrintFirmwareContext (
- EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT *FirmwareContext
- )
-{
- DEBUG ((DEBUG_INFO, "%a: OpenSBI Firmware Context at 0x%x\n", __FUNCTION__, FirmwareContext));
- DEBUG ((DEBUG_INFO, "%a: PEI Service at 0x%x\n\n", __FUNCTION__, FirmwareContext->PeiServiceTable));
-}
-/** Temporary RAM migration function.
-
- This function migrates the data from temporary RAM to permanent
- memory.
-
- @param[in] PeiServices PEI service
- @param[in] TemporaryMemoryBase Temporary memory base address
- @param[in] PermanentMemoryBase Permanent memory base address
- @param[in] CopySize Size to copy
-
-**/
-EFI_STATUS
-EFIAPI
-TemporaryRamMigration (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
- IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
- IN UINTN CopySize
- )
-{
- VOID *OldHeap;
- VOID *NewHeap;
- VOID *OldStack;
- VOID *NewStack;
- EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT *FirmwareContext;
-
- DEBUG ((DEBUG_INFO,
- "%a: Temp Mem Base:0x%Lx, Permanent Mem Base:0x%Lx, CopySize:0x%Lx\n",
- __FUNCTION__,
- TemporaryMemoryBase,
- PermanentMemoryBase,
- (UINT64)CopySize
- ));
-
- OldHeap = (VOID*)(UINTN)TemporaryMemoryBase;
- NewHeap = (VOID*)((UINTN)PermanentMemoryBase + (CopySize >> 1));
-
- OldStack = (VOID*)((UINTN)TemporaryMemoryBase + (CopySize >> 1));
- NewStack = (VOID*)(UINTN)PermanentMemoryBase;
-
- CopyMem (NewHeap, OldHeap, CopySize >> 1); // Migrate Heap
- CopyMem (NewStack, OldStack, CopySize >> 1); // Migrate Stack
-
- //
- // Reset firmware context pointer
- //
- SbiGetFirmwareContext (&FirmwareContext);
- FirmwareContext = (VOID *)FirmwareContext + (unsigned long)((UINTN)NewStack - (UINTN)OldStack);
- SbiSetFirmwareContext (FirmwareContext);
-
- //
- // Relocate PEI Service **
- //
- FirmwareContext->PeiServiceTable += (unsigned long)((UINTN)NewStack - (UINTN)OldStack);
- DEBUG ((DEBUG_INFO, "%a: OpenSBI Firmware Context is relocated to 0x%x\n", __FUNCTION__, FirmwareContext));
- DebugPrintFirmwareContext ((EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT *)FirmwareContext);
-
- register uintptr_t a0 asm ("a0") = (uintptr_t)((UINTN)NewStack - (UINTN)OldStack);
- asm volatile ("add sp, sp, a0"::"r"(a0):);
- return EFI_SUCCESS;
-}
-
-/** Temprary RAM done function.
-
-**/
-EFI_STATUS EFIAPI TemporaryRamDone (
- VOID
- )
-{
- DEBUG ((DEBUG_INFO, "%a: 2nd time PEI core, temporary ram done.\n", __FUNCTION__));
- return EFI_SUCCESS;
-}
/**
Handles SBI calls of EDK2's SBI FW extension.
--
2.31.1
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