If the system has a valid "serial#" environment variable set (which boards that can find it out programatically set automatically), use that as input for the serial number and UUID fields in the SMBIOS tables.
Signed-off-by: Alexander Graf agraf@suse.de Reviewed-by: Bin Meng bmeng.cn@gmail.com Reviewed-by: Simon Glass sjg@chromium.org
---
v1 -> v2:
- Also populate UUID --- lib/smbios.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/lib/smbios.c b/lib/smbios.c index e85ebe4..c3444c7 100644 --- a/lib/smbios.c +++ b/lib/smbios.c @@ -110,11 +110,16 @@ static int smbios_write_type1(uintptr_t *current, int handle) { struct smbios_type1 *t = (struct smbios_type1 *)*current; int len = sizeof(struct smbios_type1); + char *serial_str = getenv("serial#");
memset(t, 0, sizeof(struct smbios_type1)); fill_smbios_header(t, SMBIOS_SYSTEM_INFORMATION, len, handle); t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER); t->product_name = smbios_add_string(t->eos, CONFIG_SMBIOS_PRODUCT_NAME); + if (serial_str) { + strncpy((char*)t->uuid, serial_str, sizeof(t->uuid)); + t->serial_number = smbios_add_string(t->eos, serial_str); + }
len = t->length + smbios_string_table_len(t->eos); *current += len;