diff options
| -rw-r--r-- | src/ec/google/chromeec/Kconfig | 5 | ||||
| -rw-r--r-- | src/ec/google/chromeec/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec.h | 3 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec_skuid.c | 36 |
4 files changed, 47 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/Kconfig b/src/ec/google/chromeec/Kconfig index b33864f09e..554677c387 100644 --- a/src/ec/google/chromeec/Kconfig +++ b/src/ec/google/chromeec/Kconfig @@ -100,6 +100,11 @@ config EC_GOOGLE_CHROMEEC_SPI_CHIP hex default 0x0 +config EC_GOOGLE_CHROMEEC_SKUID + def_bool n + help + Provides common routine for reporting the skuid to ChromeOS. + config EC_GOOGLE_CHROMEEC_BOARDNAME depends on EC_GOOGLE_CHROMEEC string "Chrome EC board name for EC" diff --git a/src/ec/google/chromeec/Makefile.inc b/src/ec/google/chromeec/Makefile.inc index 4994480baa..b57333e202 100644 --- a/src/ec/google/chromeec/Makefile.inc +++ b/src/ec/google/chromeec/Makefile.inc @@ -6,6 +6,9 @@ romstage-$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDID) += ec_boardid.c ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDID) += ec_boardid.c smm-$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDID) += ec_boardid.c +romstage-$(CONFIG_EC_GOOGLE_CHROMEEC_SKUID) += ec_skuid.c +ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC_SKUID) += ec_skuid.c + bootblock-y += ec.c bootblock-$(CONFIG_EC_GOOGLE_CHROMEEC_LPC) += ec_lpc.c ramstage-y += ec.c crosec_proto.c vstore.c diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index 7341636819..f13b5105c2 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -89,6 +89,9 @@ int google_chromeec_cbi_get_fw_config(uint32_t *fw_config); int google_chromeec_cbi_get_dram_part_num(char *buf, size_t bufsize); int google_chromeec_cbi_get_oem_name(char *buf, size_t bufsize); +uint32_t google_chromeec_get_board_sku(void); +const char *google_chromeec_smbios_system_sku(void); + /* MEC uses 0x800/0x804 as register/index pair, thus an 8-byte resource. */ #define MEC_EMI_BASE 0x800 #define MEC_EMI_SIZE 8 diff --git a/src/ec/google/chromeec/ec_skuid.c b/src/ec/google/chromeec/ec_skuid.c new file mode 100644 index 0000000000..f8fc203c47 --- /dev/null +++ b/src/ec/google/chromeec/ec_skuid.c @@ -0,0 +1,36 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2020 The coreboot project Authors. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include <stddef.h> +#include <boardid.h> +#include <ec/google/chromeec/ec.h> +#include <console/console.h> +#include <string.h> + +#define SKU_UNKNOWN 0xFFFFFFFF + +uint32_t google_chromeec_get_board_sku(void) +{ + MAYBE_STATIC_NONZERO uint32_t sku_id = SKU_UNKNOWN; + + if (sku_id != SKU_UNKNOWN) + return sku_id; + + if (google_chromeec_cbi_get_sku_id(&sku_id)) + sku_id = SKU_UNKNOWN; + + return sku_id; +} + +const char *google_chromeec_smbios_system_sku(void) +{ + static char sku_str[14]; /* sku{0..2147483647} */ + uint32_t sku_id = google_chromeec_get_board_sku(); + snprintf(sku_str, sizeof(sku_str), "sku%u", sku_id); + return sku_str; +} |