diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/commonlib/bsd/include/commonlib/bsd/elog.h | 5 | ||||
| -rw-r--r-- | src/vendorcode/google/chromeos/elog.c | 29 |
2 files changed, 32 insertions, 2 deletions
diff --git a/src/commonlib/bsd/include/commonlib/bsd/elog.h b/src/commonlib/bsd/include/commonlib/bsd/elog.h index 44f1051957..63761ebf53 100644 --- a/src/commonlib/bsd/include/commonlib/bsd/elog.h +++ b/src/commonlib/bsd/include/commonlib/bsd/elog.h @@ -314,6 +314,11 @@ struct elog_event_extended_event { uint32_t event_complement; } __packed; +/* + * Firmware boot related information retrieved from vboot and store as + * per `union vb2_fw_boot_info` data structure. + */ +#define ELOG_TYPE_FW_VBOOT_INFO 0xb7 /* Only the 7-LSB are used for size */ #define ELOG_MAX_EVENT_SIZE 0x7F diff --git a/src/vendorcode/google/chromeos/elog.c b/src/vendorcode/google/chromeos/elog.c index b7f7c8d8fc..d8304f8b30 100644 --- a/src/vendorcode/google/chromeos/elog.c +++ b/src/vendorcode/google/chromeos/elog.c @@ -6,8 +6,9 @@ #include <elog.h> #include <security/vboot/misc.h> #include <security/vboot/vboot_common.h> +#include <vb2_api.h> -static void elog_add_boot_reason(void *unused) +static void elog_add_boot_reason(void) { const int rec = vboot_recovery_mode_enabled(); const int dev = vboot_developer_mode_enabled(); @@ -33,4 +34,28 @@ static void elog_add_boot_reason(void *unused) } } -BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_ENTRY, elog_add_boot_reason, NULL); +static void elog_add_vboot_info(void) +{ + /* Skip logging boot info in ACPI resume path */ + if (acpi_is_wakeup_s3()) + return; + + struct vb2_context *ctx = vboot_get_context(); + union vb2_fw_boot_info data = vb2api_get_fw_boot_info(ctx); + uint8_t width = offsetof(union vb2_fw_boot_info, recovery_reason); + + if (vboot_recovery_mode_enabled()) + width = sizeof(union vb2_fw_boot_info); + + elog_add_event_raw(ELOG_TYPE_FW_VBOOT_INFO, &data, width); +} + +static void elog_add_boot_records(void *unused) +{ + /* Log boot reason into the eventlog */ + elog_add_boot_reason(); + /* Log fw vboot info into the eventlog */ + elog_add_vboot_info(); +} + +BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_ENTRY, elog_add_boot_records, NULL); |