[coreboot-gerrit] Change in coreboot[master]: libpayload: Add SKU ID coreboot table support
Julius Werner (Code Review)
gerrit at coreboot.org
Tue Dec 5 22:51:22 CET 2017
Julius Werner has uploaded this change for review. ( https://review.coreboot.org/22743
Change subject: libpayload: Add SKU ID coreboot table support
......................................................................
libpayload: Add SKU ID coreboot table support
This patch adds support to read the SKU ID entry from the coreboot table
that was recently added in coreboot.
Change-Id: I1c3b375da6119a4f8e8e7e25a11644becb90f927
Signed-off-by: Julius Werner <jwerner at chromium.org>
---
M payloads/libpayload/include/coreboot_tables.h
M payloads/libpayload/include/sysinfo.h
M payloads/libpayload/libc/coreboot.c
3 files changed, 12 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/43/22743/1
diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h
index 5bc56d0..6b6d1b4 100644
--- a/payloads/libpayload/include/coreboot_tables.h
+++ b/payloads/libpayload/include/coreboot_tables.h
@@ -239,6 +239,7 @@
#define CB_TAG_BOARD_ID 0x0025
#define CB_TAG_RAM_CODE 0x0028
+#define CB_TAG_SKU_ID 0x002d
struct cb_strapping_id {
uint32_t tag;
uint32_t size;
diff --git a/payloads/libpayload/include/sysinfo.h b/payloads/libpayload/include/sysinfo.h
index b46d4b1..f221a15 100644
--- a/payloads/libpayload/include/sysinfo.h
+++ b/payloads/libpayload/include/sysinfo.h
@@ -112,6 +112,7 @@
#define UNDEFINED_STRAPPING_ID (~0)
u32 board_id;
u32 ram_code;
+ u32 sku_id;
void *wifi_calibration;
uint64_t ramoops_buffer;
diff --git a/payloads/libpayload/libc/coreboot.c b/payloads/libpayload/libc/coreboot.c
index 1efde9a..d831b96 100644
--- a/payloads/libpayload/libc/coreboot.c
+++ b/payloads/libpayload/libc/coreboot.c
@@ -157,6 +157,12 @@
info->ram_code = ram_code->id_code;
}
+static void cb_parse_sku_id(unsigned char *ptr, struct sysinfo_t *info)
+{
+ struct cb_strapping_id *const sku_id = (struct cb_strapping_id *)ptr;
+ info->sku_id = sku_id->id_code;
+}
+
#if IS_ENABLED(CONFIG_LP_NVRAM)
static void cb_parse_optiontable(void *ptr, struct sysinfo_t *info)
{
@@ -280,6 +286,7 @@
/* Initialize IDs as undefined in case they don't show up in table. */
info->board_id = UNDEFINED_STRAPPING_ID;
info->ram_code = UNDEFINED_STRAPPING_ID;
+ info->sku_id = UNDEFINED_STRAPPING_ID;
/* Now, walk the tables. */
ptr += header->header_bytes;
@@ -380,6 +387,9 @@
case CB_TAG_RAM_CODE:
cb_parse_ram_code(ptr, info);
break;
+ case CB_TAG_SKU_ID:
+ cb_parse_sku_id(ptr, info);
+ break;
case CB_TAG_WIFI_CALIBRATION:
cb_parse_wifi_calibration(ptr, info);
break;
--
To view, visit https://review.coreboot.org/22743
To unsubscribe, visit https://review.coreboot.org/settings
Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I1c3b375da6119a4f8e8e7e25a11644becb90f927
Gerrit-Change-Number: 22743
Gerrit-PatchSet: 1
Gerrit-Owner: Julius Werner <jwerner at chromium.org>
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