edk2/0023-OvmfPkg-PlatformPei-PeiMemory-stop-using-mPlatformIn.patch

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From 44d2137d1bc1c3768b7c75843d6c40ef7491e630 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Fri, 2 Dec 2022 14:10:01 +0100
Subject: [PATCH 23/32] OvmfPkg/PlatformPei: PeiMemory: stop using
mPlatformInfoHob
Stop using the mPlatformInfoHob global variable in PublishPeiMemory()
and GetPeiMemoryCap() functions. Pass a pointer to the PlatformInfoHob
instead.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Tested-by: Tom Lendacky <thomas.lendacky@amd.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
(cherry picked from commit 27874a382c38a95d3ab613eebd35c152ca9b3897)
---
OvmfPkg/PlatformPei/Platform.h | 2 +-
OvmfPkg/PlatformPei/MemDetect.c | 36 ++++++++++++++++-----------------
OvmfPkg/PlatformPei/Platform.c | 2 +-
3 files changed, 20 insertions(+), 20 deletions(-)
diff --git a/OvmfPkg/PlatformPei/Platform.h b/OvmfPkg/PlatformPei/Platform.h
index 7baa5e1d289f..d0c673c5a346 100644
--- a/OvmfPkg/PlatformPei/Platform.h
+++ b/OvmfPkg/PlatformPei/Platform.h
@@ -32,7 +32,7 @@ Q35SmramAtDefaultSmbaseInitialization (
EFI_STATUS
PublishPeiMemory (
- VOID
+ IN OUT EFI_HOB_PLATFORM_INFO *PlatformInfoHob
);
VOID
diff --git a/OvmfPkg/PlatformPei/MemDetect.c b/OvmfPkg/PlatformPei/MemDetect.c
index b9207107b4d9..3d8375320dcb 100644
--- a/OvmfPkg/PlatformPei/MemDetect.c
+++ b/OvmfPkg/PlatformPei/MemDetect.c
@@ -188,7 +188,7 @@ AddressWidthInitialization (
STATIC
UINT32
GetPeiMemoryCap (
- VOID
+ IN EFI_HOB_PLATFORM_INFO *PlatformInfoHob
)
{
BOOLEAN Page1GSupport;
@@ -225,15 +225,15 @@ GetPeiMemoryCap (
}
}
- if (mPlatformInfoHob.PhysMemAddressWidth <= 39) {
+ if (PlatformInfoHob->PhysMemAddressWidth <= 39) {
Pml4Entries = 1;
- PdpEntries = 1 << (mPlatformInfoHob.PhysMemAddressWidth - 30);
+ PdpEntries = 1 << (PlatformInfoHob->PhysMemAddressWidth - 30);
ASSERT (PdpEntries <= 0x200);
} else {
- if (mPlatformInfoHob.PhysMemAddressWidth > 48) {
+ if (PlatformInfoHob->PhysMemAddressWidth > 48) {
Pml4Entries = 0x200;
} else {
- Pml4Entries = 1 << (mPlatformInfoHob.PhysMemAddressWidth - 39);
+ Pml4Entries = 1 << (PlatformInfoHob->PhysMemAddressWidth - 39);
}
ASSERT (Pml4Entries <= 0x200);
@@ -260,7 +260,7 @@ GetPeiMemoryCap (
**/
EFI_STATUS
PublishPeiMemory (
- VOID
+ IN OUT EFI_HOB_PLATFORM_INFO *PlatformInfoHob
)
{
EFI_STATUS Status;
@@ -271,12 +271,12 @@ PublishPeiMemory (
UINT32 S3AcpiReservedMemoryBase;
UINT32 S3AcpiReservedMemorySize;
- LowerMemorySize = PlatformGetSystemMemorySizeBelow4gb (&mPlatformInfoHob);
- if (mPlatformInfoHob.SmmSmramRequire) {
+ LowerMemorySize = PlatformGetSystemMemorySizeBelow4gb (PlatformInfoHob);
+ if (PlatformInfoHob->SmmSmramRequire) {
//
// TSEG is chipped from the end of low RAM
//
- LowerMemorySize -= mPlatformInfoHob.Q35TsegMbytes * SIZE_1MB;
+ LowerMemorySize -= PlatformInfoHob->Q35TsegMbytes * SIZE_1MB;
}
S3AcpiReservedMemoryBase = 0;
@@ -287,27 +287,27 @@ PublishPeiMemory (
// downwards. Its size is primarily dictated by CpuMpPei. The formula below
// is an approximation.
//
- if (mPlatformInfoHob.S3Supported) {
+ if (PlatformInfoHob->S3Supported) {
S3AcpiReservedMemorySize = SIZE_512KB +
- mPlatformInfoHob.PcdCpuMaxLogicalProcessorNumber *
+ PlatformInfoHob->PcdCpuMaxLogicalProcessorNumber *
PcdGet32 (PcdCpuApStackSize);
S3AcpiReservedMemoryBase = LowerMemorySize - S3AcpiReservedMemorySize;
LowerMemorySize = S3AcpiReservedMemoryBase;
}
- mPlatformInfoHob.S3AcpiReservedMemoryBase = S3AcpiReservedMemoryBase;
- mPlatformInfoHob.S3AcpiReservedMemorySize = S3AcpiReservedMemorySize;
+ PlatformInfoHob->S3AcpiReservedMemoryBase = S3AcpiReservedMemoryBase;
+ PlatformInfoHob->S3AcpiReservedMemorySize = S3AcpiReservedMemorySize;
- if (mPlatformInfoHob.BootMode == BOOT_ON_S3_RESUME) {
+ if (PlatformInfoHob->BootMode == BOOT_ON_S3_RESUME) {
MemoryBase = S3AcpiReservedMemoryBase;
MemorySize = S3AcpiReservedMemorySize;
} else {
- PeiMemoryCap = GetPeiMemoryCap ();
+ PeiMemoryCap = GetPeiMemoryCap (PlatformInfoHob);
DEBUG ((
DEBUG_INFO,
"%a: PhysMemAddressWidth=%d PeiMemoryCap=%u KB\n",
__FUNCTION__,
- mPlatformInfoHob.PhysMemAddressWidth,
+ PlatformInfoHob->PhysMemAddressWidth,
PeiMemoryCap >> 10
));
@@ -321,7 +321,7 @@ PublishPeiMemory (
// allocation HOB, and other allocations served from the permanent PEI RAM
// shouldn't overlap with that HOB.
//
- MemoryBase = mPlatformInfoHob.S3Supported && mPlatformInfoHob.SmmSmramRequire ?
+ MemoryBase = PlatformInfoHob->S3Supported && PlatformInfoHob->SmmSmramRequire ?
PcdGet32 (PcdOvmfDecompressionScratchEnd) :
PcdGet32 (PcdOvmfDxeMemFvBase) + PcdGet32 (PcdOvmfDxeMemFvSize);
MemorySize = LowerMemorySize - MemoryBase;
@@ -336,7 +336,7 @@ PublishPeiMemory (
// normal boot permanent PEI RAM. Regarding the S3 boot path, the S3
// permanent PEI RAM is located even higher.
//
- if (mPlatformInfoHob.SmmSmramRequire && mPlatformInfoHob.Q35SmramAtDefaultSmbase) {
+ if (PlatformInfoHob->SmmSmramRequire && PlatformInfoHob->Q35SmramAtDefaultSmbase) {
ASSERT (SMM_DEFAULT_SMBASE + MCH_DEFAULT_SMBASE_SIZE <= MemoryBase);
}
diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
index 402b2e88461e..0d5ead724d3f 100644
--- a/OvmfPkg/PlatformPei/Platform.c
+++ b/OvmfPkg/PlatformPei/Platform.c
@@ -373,7 +373,7 @@ InitializePlatform (
Q35SmramAtDefaultSmbaseInitialization (&mPlatformInfoHob);
}
- PublishPeiMemory ();
+ PublishPeiMemory (&mPlatformInfoHob);
PlatformQemuUc32BaseInitialization (&mPlatformInfoHob);
--
2.38.1