[coreboot-gerrit] Change in coreboot[master]: soc/intel/common/block: Do not die if PRMRR size unsupported

[Nico Huber (Code Review)]

Nico Huber has submitted this change. ( https://review.coreboot.org/c/coreboot/+/45373 )

Change subject: soc/intel/common/block: Do not die if PRMRR size unsupported
......................................................................

soc/intel/common/block: Do not die if PRMRR size unsupported

If a given PRMRR size is not supported, do NOT brick people's devices.
We don't do that when PRMRRs aren't even supported anyway.

Change-Id: Ib917be873aedbc5e789bb0894fca335b5ee9e2c2
Signed-off-by: Angel Pons 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45373
Tested-by: build bot (Jenkins) 
Reviewed-by: Michael Niewöhner 
Reviewed-by: Nico Huber 
Reviewed-by: Matt DeVillier 
---
M src/soc/intel/common/block/cpu/cpulib.c
1 file changed, 4 insertions(+), 3 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Nico Huber: Looks good to me, approved
  Matt DeVillier: Looks good to me, approved
  Michael Niewöhner: Looks good to me, approved

diff --git a/src/soc/intel/common/block/cpu/cpulib.c b/src/soc/intel/common/block/cpu/cpulib.c
index 31f160a..fd39197 100644
--- a/src/soc/intel/common/block/cpu/cpulib.c
+++ b/src/soc/intel/common/block/cpu/cpulib.c
@@ -367,10 +367,11 @@
    		valid_size = 0;
    }

-	/* die if we could not find a valid size within the limit */
-	if (!valid_size)
-		die("Unsupported PRMRR size limit %i MiB, check your config!\n",
+	if (!valid_size) {
+		printk(BIOS_WARNING, "Unsupported PRMRR size of %i MiB, check your config!\n",
    		CONFIG_SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE);
+		return 0;
+	}

printk(BIOS_DEBUG, "PRMRR size set to %i MiB\n", valid_size);