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| author | Star Zeng <star.zeng@intel.com> | 2018-03-05 22:10:16 +0800 |
|---|---|---|
| committer | Star Zeng <star.zeng@intel.com> | 2018-03-06 22:31:49 +0800 |
| commit | 339cb0af96f768bfefee81bf7995a608adeb2125 (patch) | |
| tree | a549fee3fd206918bc127ae1287a22a3bb222f85 /IntelSiliconPkg/Feature | |
| parent | abe63fa7dc0de3e1875139a4abd62357795f52d7 (diff) | |
| download | edk2-339cb0af96f768bfefee81bf7995a608adeb2125.tar.gz edk2-339cb0af96f768bfefee81bf7995a608adeb2125.tar.bz2 edk2-339cb0af96f768bfefee81bf7995a608adeb2125.zip | |
IntelSiliconPkg VTdPmrPei: Add PcdVTdPeiDmaBufferSize(S3)
Add PcdVTdPeiDmaBufferSize(S3) to replace the hard coded value
TOTAL_DMA_BUFFER_SIZE and TOTAL_DMA_BUFFER_SIZE_S3 in IntelVTdPmrPei.
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Diffstat (limited to 'IntelSiliconPkg/Feature')
| -rw-r--r-- | IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.c | 7 | ||||
| -rw-r--r-- | IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.inf | 4 |
2 files changed, 5 insertions, 6 deletions
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.c b/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.c index 2b2df1f425..27847f4331 100644 --- a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.c +++ b/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.c @@ -29,9 +29,6 @@ #include "IntelVTdPmrPei.h"
-#define TOTAL_DMA_BUFFER_SIZE SIZE_4MB
-#define TOTAL_DMA_BUFFER_SIZE_S3 SIZE_1MB
-
EFI_GUID mVTdInfoGuid = {
0x222f5e30, 0x5cd, 0x49c6, { 0x8a, 0xc, 0x36, 0xd6, 0x58, 0x41, 0xe0, 0x82 }
};
@@ -798,9 +795,9 @@ IntelVTdPmrInitialize ( PeiServicesGetBootMode (&BootMode);
if (BootMode == BOOT_ON_S3_RESUME) {
- DmaBufferInfo->DmaBufferSize = TOTAL_DMA_BUFFER_SIZE_S3;
+ DmaBufferInfo->DmaBufferSize = PcdGet32 (PcdVTdPeiDmaBufferSizeS3);
} else {
- DmaBufferInfo->DmaBufferSize = TOTAL_DMA_BUFFER_SIZE;
+ DmaBufferInfo->DmaBufferSize = PcdGet32 (PcdVTdPeiDmaBufferSize);
}
Status = PeiServicesNotifyPpi (&mVTdInfoNotifyDesc);
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.inf b/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.inf index e6d0323acc..5b688d5cbf 100644 --- a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.inf +++ b/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.inf @@ -4,7 +4,7 @@ # This driver initializes VTd engine based upon EDKII_VTD_INFO_PPI
# and provide DMA protection in PEI.
#
-# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
@@ -54,6 +54,8 @@ [Pcd]
gIntelSiliconPkgTokenSpaceGuid.PcdVTdPolicyPropertyMask ## CONSUMES
+ gIntelSiliconPkgTokenSpaceGuid.PcdVTdPeiDmaBufferSize ## CONSUMES
+ gIntelSiliconPkgTokenSpaceGuid.PcdVTdPeiDmaBufferSizeS3 ## CONSUMES
[Depex]
gEfiPeiMasterBootModePpiGuid AND
|