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mb/google/skywalker: Implement sku_id()

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Retrieve the SKU ID for Skywalker via CBI interface.

BUG=b:395551181
BRANCH=none
TEST=check boot log

Signed-off-by: Wentao Qin <qinwentao@huaqin.corp-partner.google.com>
Change-Id: I6f1343f127537f97bfa4e1f2cfef7db5d46fab67
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87359
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Yidi Lin <yidilin@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Wentao Qin 2025-02-10 19:36:48 +08:00 • committed by Yidi Lin
commit aaf373c253
3 changed files with 26 additions and 0 deletions
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2
src/mainboard/google/skywalker/Kconfig
View file

@ -26,6 +26,8 @@ config BOARD_SPECIFIC_OPTIONS
select EC_GOOGLE_CHROMEEC
select EC_GOOGLE_CHROMEEC_BOARDID
select EC_GOOGLE_CHROMEEC_SPI
select FW_CONFIG
select FW_CONFIG_SOURCE_CHROMEEC_CBI
config MAINBOARD_DIR
string

1
src/mainboard/google/skywalker/Makefile.mk
View file

@ -8,4 +8,5 @@ bootblock-y += bootblock.c
romstage-y += romstage.c
ramstage-y += boardid.c
ramstage-y += mainboard.c

23
src/mainboard/google/skywalker/boardid.c Normal file
View file

@ -0,0 +1,23 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <boardid.h>
#include <console/console.h>
#include <ec/google/chromeec/ec.h>
uint32_t sku_id(void)
{
static uint32_t cached_sku_code = BOARD_ID_INIT;
if (cached_sku_code == BOARD_ID_INIT) {
cached_sku_code = google_chromeec_get_board_sku();
if (cached_sku_code == CROS_SKU_UNKNOWN ||
cached_sku_code == CROS_SKU_UNPROVISIONED) {
printk(BIOS_WARNING, "Failed to get SKU code from EC\n");
cached_sku_code = CROS_SKU_UNPROVISIONED;
}
printk(BIOS_DEBUG, "SKU Code: %#02x\n", cached_sku_code);
}
return cached_sku_code;
}