commit 93be5d5d078ba84a6256cae7f6ac1ac773b86d7d
author Krishna Prasad Bhat <krishna.p.bhat.d@intel.com> Mon Aug 07 10:24:37 2023 +0530
committer Felix Held <felix-coreboot@felixheld.de> Fri Aug 25 14:40:40 2023 +0000
tree 9c01ff70be31ad85f7fe0e899e79b10ca613b813
parent 055b8746580c4957c05ec51b147495200eeb319e

util/cbfstool: Add eventlog support for PSR data backup status

In order to support logging of events for PSR data backup command
status during CSE firmware downgrade, add support for
ELOG_TYPE_PSR_DATA_BACKUP and ELOG_TYPE_PSR_DATA_LOST types.

BRANCH=None
BUG=b:273207144
TEST=Verify event shows in eventlog after CSE firmware downgrade

Change-Id: Ibb78ac8d420bb7a64328ce009ddcb99030519ec6
Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com>
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77005
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Anil Kumar K <anil.kumar.k@intel.com>

util/cbfstool/eventlog.c

diff --git a/util/cbfstool/eventlog.c b/util/cbfstool/eventlog.c
index 237360e..604eb35 100644
--- a/util/cbfstool/eventlog.c
+++ b/util/cbfstool/eventlog.c
@@ -166,6 +166,8 @@
 		{ELOG_TYPE_CROS_DIAGNOSTICS, "Diagnostics Mode"},
 		{ELOG_TYPE_FW_VBOOT_INFO, "Firmware vboot info"},
 		{ELOG_TYPE_FW_EARLY_SOL, "Early Sign of Life"},
+		{ELOG_TYPE_PSR_DATA_BACKUP, "PSR data backup"},
+		{ELOG_TYPE_PSR_DATA_LOST, "PSR data lost"},
 		{ELOG_TYPE_EOL, "End of log"},
 	};
 
@@ -472,6 +474,12 @@
 		{0, NULL},
 	};
 
+	static const struct valstr psr_data_backup_statuses[] = {
+		{ELOG_PSR_DATA_BACKUP_SUCCESS, "Success"},
+		{ELOG_PSR_DATA_BACKUP_FAILED, "Fail"},
+		{0, NULL},
+	};
+
 	size_t elog_type_to_min_size[] = {
 		[ELOG_TYPE_LOG_CLEAR]		= sizeof(uint16_t),
 		[ELOG_TYPE_BOOT]		= sizeof(uint32_t),
@@ -491,6 +499,7 @@
 		[ELOG_TYPE_CROS_DIAGNOSTICS]	= sizeof(uint8_t),
 		[ELOG_TYPE_FW_VBOOT_INFO]	= sizeof(uint16_t),
 		[ELOG_TYPE_FW_EARLY_SOL]	= sizeof(uint8_t),
+		[ELOG_TYPE_PSR_DATA_BACKUP]	= sizeof(uint8_t),
 		[0xff]				= 0,
 	};
 
@@ -647,6 +656,11 @@
 		eventlog_printf("%s", val2str(*sol_event, early_sol_path_types));
 		break;
 	}
+	case ELOG_TYPE_PSR_DATA_BACKUP: {
+		const uint8_t *psr_backup_event = event_get_data(event);
+		eventlog_printf("%s", val2str(*psr_backup_event, psr_data_backup_statuses));
+		break;
+	}
 	default:
 		break;
 	}