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-rw-r--r--payloads/libpayload/include/coreboot_tables.h9
-rw-r--r--payloads/libpayload/include/sysinfo.h5
-rw-r--r--payloads/libpayload/libc/coreboot.c12
3 files changed, 26 insertions, 0 deletions
diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h
index a3a0a05a32..1a189e5e4e 100644
--- a/payloads/libpayload/include/coreboot_tables.h
+++ b/payloads/libpayload/include/coreboot_tables.h
@@ -246,6 +246,15 @@ struct cb_ram_code {
uint32_t ram_code;
};
+#define CB_TAG_SPI_FLASH 0x0029
+struct cb_spi_flash {
+ uint32_t tag;
+ uint32_t size;
+ uint32_t flash_size;
+ uint32_t sector_size;
+ uint32_t erase_cmd;
+};
+
#define CB_TAG_CMOS_OPTION_TABLE 0x00c8
struct cb_cmos_option_table {
u32 tag;
diff --git a/payloads/libpayload/include/sysinfo.h b/payloads/libpayload/include/sysinfo.h
index aa594c98dd..ec8a31c6b6 100644
--- a/payloads/libpayload/include/sysinfo.h
+++ b/payloads/libpayload/include/sysinfo.h
@@ -118,6 +118,11 @@ struct sysinfo_t {
void *wifi_calibration;
uint64_t ramoops_buffer;
uint32_t ramoops_buffer_size;
+ struct spi_flash {
+ uint32_t size;
+ uint32_t sector_size;
+ uint32_t erase_cmd;
+ } spi_flash;
};
extern struct sysinfo_t lib_sysinfo;
diff --git a/payloads/libpayload/libc/coreboot.c b/payloads/libpayload/libc/coreboot.c
index 1f1cf320a2..5999e86856 100644
--- a/payloads/libpayload/libc/coreboot.c
+++ b/payloads/libpayload/libc/coreboot.c
@@ -203,6 +203,15 @@ static void cb_parse_ramoops(void *ptr, struct sysinfo_t *info)
info->ramoops_buffer_size = ramoops->range_size;
}
+static void cb_parse_spi_flash(void *ptr, struct sysinfo_t *info)
+{
+ struct cb_spi_flash *flash = (struct cb_spi_flash *)ptr;
+
+ info->spi_flash.size = flash->flash_size;
+ info->spi_flash.sector_size = flash->sector_size;
+ info->spi_flash.erase_cmd = flash->erase_cmd;
+}
+
int cb_parse_header(void *addr, int len, struct sysinfo_t *info)
{
struct cb_header *header;
@@ -346,6 +355,9 @@ int cb_parse_header(void *addr, int len, struct sysinfo_t *info)
case CB_TAG_RAM_OOPS:
cb_parse_ramoops(ptr, info);
break;
+ case CB_TAG_SPI_FLASH:
+ cb_parse_spi_flash(ptr, info);
+ break;
default:
cb_parse_arch_specific(rec, info);
break;