diff options
| -rw-r--r-- | src/mainboard/google/hatch/mainboard.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/mainboard.c b/src/mainboard/google/hatch/mainboard.c new file mode 100644 index 0000000000..a0fbb73f43 --- /dev/null +++ b/src/mainboard/google/hatch/mainboard.c @@ -0,0 +1,53 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2019 Google LLC + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <boardid.h> +#include <console/console.h> +#include <ec/google/chromeec/ec.h> +#include <smbios.h> +#include <string.h> +#include <stdint.h> + +#define SKU_UNKNOWN 0xFFFFFFFF +#define SKU_MAX 255 + +static uint32_t get_board_sku(void) +{ + static 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 *smbios_mainboard_sku(void) +{ + static char sku_str[7]; /* sku{0..255} */ + uint32_t sku_id = get_board_sku(); + + if ((sku_id == SKU_UNKNOWN) || (sku_id > SKU_MAX)) { + printk(BIOS_ERR, "%s: Unexpected SKU ID %u\n", + __func__, sku_id); + return ""; + } + + snprintf(sku_str, sizeof(sku_str), "sku%u", sku_id); + + return sku_str; +} |