summaryrefslogtreecommitdiff
path: root/src/drivers
diff options
context:
space:
mode:
authorHannah Williams <hannah.williams@intel.com>2016-03-04 12:14:52 -0800
committerAaron Durbin <adurbin@chromium.org>2016-04-08 00:46:12 +0200
commit3503b3f73052e8a0bc069995d16c30aab3782d9a (patch)
tree10808f88567a0260a52dd2f71099175fd39aab67 /src/drivers
parenta6dd53535410f552809501d613de127a7b4b8d90 (diff)
downloadcoreboot-3503b3f73052e8a0bc069995d16c30aab3782d9a.tar.xz
drivers/intel/fsp2_0: Add utility to recover MRC NV Storage data
Change-Id: I08d3ba8b64459b1f84a5f1318e37c31010d7ae0f Signed-off-by: Hannah Williams <hannah.williams@intel.com> Reviewed-on: https://review.coreboot.org/14251 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/drivers')
-rw-r--r--src/drivers/intel/fsp2_0/hand_off_block.c12
-rw-r--r--src/drivers/intel/fsp2_0/include/fsp/util.h1
2 files changed, 13 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/hand_off_block.c b/src/drivers/intel/fsp2_0/hand_off_block.c
index c1f8f10fed..00c5d26b71 100644
--- a/src/drivers/intel/fsp2_0/hand_off_block.c
+++ b/src/drivers/intel/fsp2_0/hand_off_block.c
@@ -86,6 +86,11 @@ static const uint8_t uuid_owner_tseg[16] = {
0xb3, 0x19, 0x49, 0x01, 0x99, 0xa4, 0x7d, 0x55
};
+static const uint8_t uuid_fsp_nv_storage[16] = {
+ 0x02, 0xcf, 0x1a, 0x72, 0x77, 0x4d, 0x2a, 0x4c,
+ 0xb3, 0xdc, 0x27, 0x0b, 0x7b, 0xa9, 0xe4, 0xb0
+};
+
static const uint8_t empty_uuid[16] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
@@ -97,6 +102,7 @@ static const struct uuid_name_map {
{ uuid_owner_bootloader_tolum, "BOOTLOADER_TOLUM" },
{ uuid_owner_fsp, "FSP_RESERVED_MEMORY" },
{ uuid_owner_tseg, "TSEG" },
+ { uuid_fsp_nv_storage, "FSP_NV_STORAGE" },
};
static const char *resource_name(enum resource_type type)
@@ -291,3 +297,9 @@ const void *fsp_find_extension_hob_by_uuid(const uint8_t *uuid, size_t *size)
return NULL;
}
+
+
+const void *fsp_find_nv_storage_data(size_t *size)
+{
+ return fsp_find_extension_hob_by_uuid(uuid_fsp_nv_storage, size);
+}
diff --git a/src/drivers/intel/fsp2_0/include/fsp/util.h b/src/drivers/intel/fsp2_0/include/fsp/util.h
index 0bdcd79dd4..d9d953940a 100644
--- a/src/drivers/intel/fsp2_0/include/fsp/util.h
+++ b/src/drivers/intel/fsp2_0/include/fsp/util.h
@@ -24,6 +24,7 @@
void fsp_save_hob_list(void *hob_list_ptr);
const void *fsp_get_hob_list(void);
const void *fsp_find_extension_hob_by_uuid(const uint8_t *uuid, size_t *size);
+const void *fsp_find_nv_storage_data(size_t *size);
enum cb_err fsp_fill_lb_framebuffer(struct lb_framebuffer *framebuffer);
/*
* Hand-off-block utilities which do not depend on CBMEM, but need to be passed