void
sda_slot_handle_detect(sda_slot_t *slot)
{
uint32_t inserted;
sda_slot_enter(slot);
slot->s_stamp = ddi_get_time();
slot->s_intransit = 1;
slot->s_flags = 0;
slot->s_rca = 0;
slot->s_ready = B_FALSE;
sda_getprop(slot, SDA_PROP_INSERTED, &inserted);
slot->s_inserted = (inserted != 0);
if (slot->s_inserted && !slot->s_failed) {
/*
* We need to initialize the card, so we only support
* hipri commands for now.
*/
slot->s_init = B_TRUE;
sda_slot_exit(slot);
/*
* Card insertion occurred. We have to run this on
* another task, to avoid deadlock as the task may
* need to dispatch commands.
*/
(void) ddi_taskq_dispatch(slot->s_hp_tq, sda_slot_insert, slot,
DDI_SLEEP);
} else {
/*
* Nuke in-flight commands.
*/
sda_slot_abort(slot, SDA_ENODEV);
/*
* Restart the slot (incl. power cycle). This gets the
* slot to a known good state.
*/
sda_slot_reset(slot);
slot->s_intransit = 0;
sda_slot_exit(slot);
bd_state_change(slot->s_bdh);
}
sda_slot_wakeup(slot);
}
void
sda_slot_handle_fault(sda_slot_t *slot, sda_fault_t fault)
{
const char *msg;
int i;
sda_slot_enter(slot);
if ((fault == SDA_FAULT_TIMEOUT) && (slot->s_init)) {
/*
* Timeouts during initialization are quite normal.
*/
sda_slot_exit(slot);
return;
}
slot->s_failed = B_TRUE;
sda_slot_abort(slot, SDA_EFAULT);
msg = "Unknown fault (%d)";
for (i = 0; sda_slot_faults[i].msg != NULL; i++) {
if (sda_slot_faults[i].fault == fault) {
msg = sda_slot_faults[i].msg;
break;
}
}
/*
* FMA would be a better choice here.
*/
sda_slot_err(slot, msg, fault);
/*
* Shut down the slot. Interaction from userland via cfgadm
* can revive it.
*
* FMA can help here.
*/
sda_slot_halt(slot);
sda_slot_exit(slot);
}
void
sda_slot_insert(void *arg)
{
sda_slot_t *slot = arg;
if (sda_init_card(slot) != SDA_EOK) {
/*
* Remove power from the slot. If a more severe fault
* occurred, then a manual reset with cfgadm will be needed.
*/
sda_slot_err(slot, "Unable to initialize card!");
sda_slot_enter(slot);
sda_slot_power_off(slot);
sda_slot_abort(slot, SDA_ENODEV);
sda_slot_exit(slot);
} else if ((slot->s_flags & SLOTF_MEMORY) == 0) {
/*
* SDIO: For SDIO, we can write the card's
* MANFID tuple in CIS to the UUID. Until we
* support SDIO, we just suppress creating
* devinfo nodes.
*/
sda_slot_err(slot, "Non-memory target not supported");
} else {
sda_slot_enter(slot);
if (sda_mem_parse_cid_csd(slot) != DDI_SUCCESS) {
sda_slot_err(slot,
"Unable to parse card identification");
} else {
slot->s_warn = B_FALSE;
slot->s_ready = B_TRUE;
}
sda_slot_exit(slot);
}
slot->s_stamp = ddi_get_time();
slot->s_intransit = 0;
bd_state_change(slot->s_bdh);
}
void
sda_slot_insert(void *arg)
{
sda_slot_t *slot = arg;
if (sda_init_card(slot) != SDA_EOK) {
/*
* Remove power from the slot. If a more severe fault
* occurred, then a manual reset with cfgadm will be needed.
*/
sda_slot_err(slot, "Unable to initialize card!");
sda_slot_enter(slot);
sda_slot_power_off(slot);
sda_slot_abort(slot, SDA_ENODEV);
sda_slot_exit(slot);
sda_nexus_remove(slot);
} else {
sda_nexus_insert(slot);
}
slot->s_stamp = ddi_get_time();
slot->s_intransit = 0;
}