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soc/intel/meteorlake: Log CSE RO write protection info for MTL 

The patch logs CSE RO's write protection information for Meteor Lake
platform. As part of write protection information, coreboot logs status
on CSE RO write protection and range. Also, logs error message if EOM
is disabled, and write protection for CSE RO is not enabled.

Port of commit abe0d810f0 ("soc/intel/alderlake: Log CSE RO write
protection info for ADL").

BUG=none
TEST=Verify the write protection details on google/rex.

Excerpt from google/rex coreboot log:
[DEBUG]  ME: WP for RO is enabled        : YES
[DEBUG]  ME: RO write protection scope - Start=0x4000, End=0x396FFF

Signed-off-by: Kapil Porwal <kapilporwal@google.com>
Change-Id: Idb072a873a8b8323532799f5fc64f995c9f0a604
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69571
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.corp-partner.google.com>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
This commit is contained in:
Kapil Porwal 2022-11-17 15:04:28 +05:30 committed by Subrata Banik
parent d7d8e0dd5b
commit 634d88c413
1 changed files with 3 additions and 0 deletions
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3
src/soc/intel/meteorlake/me.c
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@ -160,6 +160,9 @@ static void dump_me_status(void *unused)
hfsts5.fields.cpu_debug_disabled ? "YES" : "NO"); hfsts5.fields.cpu_debug_disabled ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: TXT Support : %s\n", printk(BIOS_DEBUG, "ME: TXT Support : %s\n",
hfsts5.fields.txt_support ? "YES" : "NO"); hfsts5.fields.txt_support ? "YES" : "NO");
if (CONFIG(SOC_INTEL_CSE_LITE_SKU))
cse_log_ro_write_protection_info(manufacturing_mode);
} }
BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_EXIT, print_me_fw_version, NULL); BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_EXIT, print_me_fw_version, NULL);