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| author | Louis Collard <louiscollard@chromium.org> | 2018-06-26 19:57:13 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-08-14 16:05:22 -0700 |
| commit | a1e04f74c47d003bddd1802ab50b3ac74c2ea875 (patch) | |
| tree | 3d6d6b7f8c513ab6bb5dbfbebbcd1475b11a392f /board/cr50/tpm2/NVMem.c | |
| parent | 5419afaaf8986380a1e293330589b7850a074939 (diff) | |
| download | chrome-ec-a1e04f74c47d003bddd1802ab50b3ac74c2ea875.tar.gz | |
cr50: Add support for virtual NV indexes.
This is to allow reading of board ID and serial number
through NV indexes.
CQ-DEPEND=CL:1114675
BRANCH=none
BUG=b:110971075, chromium:846114
TEST=NV_Read of virtual indices using trunks_send --raw, b:110971075 #3
Change-Id: Iaf7256ea50e36021b61c92f8606d1a62af37df2d
Signed-off-by: Louis Collard <louiscollard@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1114674
Reviewed-by: Andrey Pronin <apronin@chromium.org>
Diffstat (limited to 'board/cr50/tpm2/NVMem.c')
| -rw-r--r-- | board/cr50/tpm2/NVMem.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/board/cr50/tpm2/NVMem.c b/board/cr50/tpm2/NVMem.c index 33ce13a336..1a2515236e 100644 --- a/board/cr50/tpm2/NVMem.c +++ b/board/cr50/tpm2/NVMem.c @@ -12,6 +12,7 @@ #include <string.h> +#include "Platform.h" #include "PlatformData.h" #include "TpmError.h" #include "assert.h" @@ -114,6 +115,11 @@ void _plat__NvMemoryRead(unsigned int startOffset, unsigned int size, void *data) { + if (_plat__NvOffsetIsVirtual(startOffset)) { + _plat__NvVirtualMemoryRead(startOffset, size, data); + return; + } + assert(startOffset + size <= NV_MEMORY_SIZE); /* Copy the data from the NV image */ #ifdef CONFIG_FLASH_NVMEM |