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Diffstat (limited to 'util/amdfwtool/amdfwtool.c')
-rw-r--r--util/amdfwtool/amdfwtool.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index 9cf6a4f8c0..401cf20d6c 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -323,6 +323,13 @@ amd_bios_entry amd_bios_table[] = {
{ .type = AMD_BIOS_INVALID },
};
+struct second_gen_efs { /* todo: expand for Server products */
+ int gen:1; /* Client products only use bit 0 */
+ int reserved:31;
+} __attribute__((packed));
+
+#define EFS_SECOND_GEN 0
+
typedef struct _embedded_firmware {
uint32_t signature; /* 0x55aa55aa */
uint32_t imc_entry;
@@ -333,7 +340,7 @@ typedef struct _embedded_firmware {
uint32_t bios0_entry; /* todo: add way to select correct entry */
uint32_t bios1_entry;
uint32_t bios2_entry;
- uint32_t second_gen_efs;
+ struct second_gen_efs efs_gen;
uint32_t bios3_entry;
uint32_t reserved_2Ch;
uint32_t promontory_fw_ptr;
@@ -1182,13 +1189,13 @@ static int set_efs_table(uint8_t soc_id, embedded_firmware *amd_romsig,
}
switch (soc_id) {
case PLATFORM_STONEYRIDGE:
- amd_romsig->second_gen_efs = 0;
amd_romsig->spi_readmode_f15_mod_60_6f = efs_spi_readmode;
amd_romsig->fast_speed_new_f15_mod_60_6f = efs_spi_speed;
break;
case PLATFORM_RAVEN:
case PLATFORM_PICASSO:
- amd_romsig->second_gen_efs = 0;
+ /* amd_romsig->efs_gen introduced after RAVEN/PICASSO.
+ * Leave as 0xffffffff for first gen */
amd_romsig->spi_readmode_f17_mod_00_2f = efs_spi_readmode;
amd_romsig->spi_fastspeed_f17_mod_00_2f = efs_spi_speed;
switch (efs_spi_micron_flag) {
@@ -1205,7 +1212,7 @@ static int set_efs_table(uint8_t soc_id, embedded_firmware *amd_romsig,
break;
case PLATFORM_RENOIR:
case PLATFORM_LUCIENNE:
- amd_romsig->second_gen_efs = 1;
+ amd_romsig->efs_gen.gen = EFS_SECOND_GEN;
amd_romsig->spi_readmode_f17_mod_30_3f = efs_spi_readmode;
amd_romsig->spi_fastspeed_f17_mod_30_3f = efs_spi_speed;
switch (efs_spi_micron_flag) {