post_code: add post code for memory error

Add a new post code POST_RAM_FAILURE, used when the Intel FSP code fails
to initialize RAM.

BUG=b:124401932
BRANCH=sarien
TEST=build coreboot for sarien and arcada platforms

Change-Id: Ibafefa0fc0b1c525f923929cc91731fbcc1e7533
Signed-off-by: Keith Short <keithshort@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32773
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/drivers/intel/fsp1_1/raminit.c b/src/drivers/intel/fsp1_1/raminit.c
index fc6f848..eff011a 100644
--- a/src/drivers/intel/fsp1_1/raminit.c
+++ b/src/drivers/intel/fsp1_1/raminit.c
@@ -130,7 +130,8 @@
 
 	printk(BIOS_DEBUG, "FspMemoryInit returned 0x%08x\n", status);
 	if (status != EFI_SUCCESS)
-		die("ERROR - FspMemoryInit failed to initialize memory!\n");
+		die_with_post_code(POST_RAM_FAILURE,
+			"ERROR - FspMemoryInit failed to initialize memory!\n");
 
 	/* Locate the FSP reserved memory area */
 	fsp_reserved_bytes = 0;