/**
* Mark Fibre Channel link as down
*
* @v link Fibre Channel link state monitor
* @v rc Link state
*/
static void fc_link_err ( struct fc_link_state *link, int rc ) {
/* Record link state */
if ( rc == 0 )
rc = -EUNKNOWN_LINK_STATUS;
link->rc = rc;
/* Schedule another link examination */
start_timer_fixed ( &link->timer, FC_LINK_RETRY_DELAY );
}
/**
* Handle Fibre Channel link retry timer expiry
*/
static void fc_link_expired ( struct retry_timer *timer, int over __unused ) {
struct fc_link_state *link =
container_of ( timer, struct fc_link_state, timer );
/* Schedule another link examination */
start_timer_fixed ( &link->timer, FC_LINK_RETRY_DELAY );
/* Examine link */
fc_link_examine ( link );
}
/**
* Hold off watchdog timer
*
* @v retry Retry timer
* @v over Failure indicator
*/
static void efi_watchdog_expired ( struct retry_timer *timer,
int over __unused ) {
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
static CHAR16 data[] = WATCHDOG_DATA;
EFI_STATUS efirc;
int rc;
DBGC2 ( timer, "EFI holding off watchdog timer\n" );
/* Restart this holdoff timer */
start_timer_fixed ( timer, ( WATCHDOG_HOLDOFF_SECS * TICKS_PER_SEC ) );
/* Reset watchdog timer */
if ( ( efirc = bs->SetWatchdogTimer ( WATCHDOG_TIMEOUT_SECS,
WATCHDOG_CODE, sizeof ( data ),
data ) ) != 0 ) {
rc = -EEFI ( efirc );
DBGC ( timer, "EFI could not set watchdog timer: %s\n",
strerror ( rc ) );
return;
}
}
