Elyes Haouas has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/69271 )
Change subject: include/spd.h: Add module type information ......................................................................
include/spd.h: Add module type information
Change-Id: I7af61404d11f7e0ff5f30c42958c4dd9318538fa Signed-off-by: Elyes Haouas ehaouas@noos.fr --- M src/include/spd.h 1 file changed, 13 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/71/69271/1
diff --git a/src/include/spd.h b/src/include/spd.h index ca78d9c..7a6e5ab 100644 --- a/src/include/spd.h +++ b/src/include/spd.h @@ -201,7 +201,7 @@ #define SPD_ECC_8BIT (1<<3) #define SPD_ECC_8BIT_LP5_DDR5 (1<<4)
-/* Byte 3: Module type information */ +/* Byte 20 [5:0]: DDR2 Module type information */ enum ddr2_module_type { DDR2_SPD_RDIMM = 0x01, DDR2_SPD_UDIMM = 0x02, @@ -213,6 +213,7 @@ DDR2_SPD_MINI_UDIMM = 0x20, };
+/* Byte 3 [3:0]: DDR3 Module type information */ enum ddr3_module_type { DDR3_SPD_RDIMM = 0x01, DDR3_SPD_UDIMM = 0x02, @@ -229,6 +230,7 @@ DDR3_SPD_32B_SO_RDIMM = 0x0d, };
+/* Byte 3 [3:0]: DDR4 Module type information */ enum ddr4_module_type { DDR4_SPD_RDIMM = 0x01, DDR4_SPD_UDIMM = 0x02,