diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/amd/common/block/graphics/graphics.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/graphics/graphics.c b/src/soc/amd/common/block/graphics/graphics.c index 93f71f9ce9..4d33cadf94 100644 --- a/src/soc/amd/common/block/graphics/graphics.c +++ b/src/soc/amd/common/block/graphics/graphics.c @@ -244,6 +244,9 @@ static void write_vbios_cache_to_fmap(void *unused) VBIOS_CACHE_FMAP_SIZE) != VBIOS_CACHE_FMAP_SIZE) printk(BIOS_ERR, "Failed to save vbios data to flash; rdev_writeat() failed.\n"); + /* copy modified vbios data from PCI_VGA_RAM_IMAGE_START to buffer before hashing */ + memcpy(vbios_data, (void *)PCI_VGA_RAM_IMAGE_START, VBIOS_CACHE_FMAP_SIZE); + /* save data hash to TPM NVRAM for validation on subsequent boots */ vbios_cache_update_hash(vbios_data, VBIOS_CACHE_FMAP_SIZE); |