diff options
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal-hmi.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-hmi.c b/arch/powerpc/platforms/powernv/opal-hmi.c index acefdf9646f5..d000f4e21981 100644 --- a/arch/powerpc/platforms/powernv/opal-hmi.c +++ b/arch/powerpc/platforms/powernv/opal-hmi.c @@ -264,6 +264,8 @@ static void hmi_event_handler(struct work_struct *work) spin_unlock_irqrestore(&opal_hmi_evt_lock, flags); if (unrecoverable) { + int ret; + /* Pull all HMI events from OPAL before we panic. */ while (opal_get_msg(__pa(&msg), sizeof(msg)) == OPAL_SUCCESS) { u32 type; @@ -278,6 +280,23 @@ static void hmi_event_handler(struct work_struct *work) hmi_evt = (struct OpalHMIEvent *)&msg.params[0]; print_hmi_event_info(hmi_evt); } + + /* + * Unrecoverable HMI exception. We need to inform BMC/OCC + * about this error so that it can collect relevant data + * for error analysis before rebooting. + */ + ret = opal_cec_reboot2(OPAL_REBOOT_PLATFORM_ERROR, + "Unrecoverable HMI exception"); + if (ret == OPAL_UNSUPPORTED) { + pr_emerg("Reboot type %d not supported\n", + OPAL_REBOOT_PLATFORM_ERROR); + } + + /* + * Fall through and panic if opal_cec_reboot2() returns + * OPAL_UNSUPPORTED. + */ panic("Unrecoverable HMI exception"); } } |