{
struct board_t *bd = (struct board_t *) data;
ulong lock_flags;
- ulong lock_flags2;
char *vaddr;
u16 head, tail;
return;
}
- /* Our state machine to get the board up and running */
-
- /* Reset board */
- if (bd->state == NEED_RESET) {
-
- /* Get VPD info */
- dgap_get_vpd(bd);
-
- dgap_do_reset_board(bd);
- }
-
- /* Move to next state */
- if (bd->state == FINISHED_RESET)
- bd->state = NEED_CONFIG;
-
- if (bd->state == NEED_CONFIG) {
- /*
- * Match this board to a config the user created for us.
- */
- bd->bd_config = dgap_find_config(bd->type, bd->pci_bus,
- bd->pci_slot);
-
- /*
- * Because the 4 port Xr products share the same PCI ID
- * as the 8 port Xr products, if we receive a NULL config
- * back, and this is a PAPORT8 board, retry with a
- * PAPORT4 attempt as well.
- */
- if (bd->type == PAPORT8 && !bd->bd_config)
- bd->bd_config = dgap_find_config(PAPORT4, bd->pci_bus,
- bd->pci_slot);
-
- /*
- * Register the ttys (if any) into the kernel.
- */
- if (bd->bd_config)
- bd->state = FINISHED_CONFIG;
- else
- bd->state = CONFIG_NOT_FOUND;
- }
-
- /* Move to next state */
- if (bd->state == FINISHED_CONFIG)
- bd->state = NEED_DEVICE_CREATION;
-
- /* Move to next state */
- if (bd->state == NEED_DEVICE_CREATION) {
- /*
- * Signal downloader, its got some work to do.
- */
- DGAP_LOCK(dgap_dl_lock, lock_flags2);
- if (dgap_dl_action != 1) {
- dgap_dl_action = 1;
- wake_up_interruptible(&dgap_dl_wait);
- }
- DGAP_UNLOCK(dgap_dl_lock, lock_flags2);
- }
-
- /* Move to next state */
- if (bd->state == FINISHED_DEVICE_CREATION)
- bd->state = NEED_BIOS_LOAD;
-
- /* Move to next state */
- if (bd->state == NEED_BIOS_LOAD) {
- /*
- * Signal downloader, its got some work to do.
- */
- DGAP_LOCK(dgap_dl_lock, lock_flags2);
- if (dgap_dl_action != 1) {
- dgap_dl_action = 1;
- wake_up_interruptible(&dgap_dl_wait);
- }
- DGAP_UNLOCK(dgap_dl_lock, lock_flags2);
- }
-
- /* Wait for BIOS to test board... */
- if (bd->state == WAIT_BIOS_LOAD)
- dgap_do_wait_for_bios(bd);
-
- /* Move to next state */
- if (bd->state == FINISHED_BIOS_LOAD) {
- bd->state = NEED_FEP_LOAD;
-
- /*
- * Signal downloader, its got some work to do.
- */
- DGAP_LOCK(dgap_dl_lock, lock_flags2);
- if (dgap_dl_action != 1) {
- dgap_dl_action = 1;
- wake_up_interruptible(&dgap_dl_wait);
- }
- DGAP_UNLOCK(dgap_dl_lock, lock_flags2);
- }
-
- /* Wait for FEP to load on board... */
- if (bd->state == WAIT_FEP_LOAD)
- dgap_do_wait_for_fep(bd);
-
- /* Move to next state */
- if (bd->state == FINISHED_FEP_LOAD) {
-
- /*
- * Do tty device initialization.
- */
- int rc = dgap_tty_init(bd);
-
- if (rc < 0) {
- dgap_tty_uninit(bd);
- bd->state = BOARD_FAILED;
- bd->dpastatus = BD_NOFEP;
- } else {
- bd->state = NEED_PROC_CREATION;
-
- /*
- * Signal downloader, its got some work to do.
- */
- DGAP_LOCK(dgap_dl_lock, lock_flags2);
- if (dgap_dl_action != 1) {
- dgap_dl_action = 1;
- wake_up_interruptible(&dgap_dl_wait);
- }
- DGAP_UNLOCK(dgap_dl_lock, lock_flags2);
- }
- }
-
- /* Move to next state */
- if (bd->state == FINISHED_PROC_CREATION) {
-
- bd->state = BOARD_READY;
- bd->dpastatus = BD_RUNNING;
-
- /*
- * If user requested the board to run in interrupt mode,
- * go and set it up on the board.
- */
- if (bd->intr_used) {
- writew(1, (bd->re_map_membase + ENABLE_INTR));
- /*
- * Tell the board to poll the UARTS as fast as possible.
- */
- writew(FEPPOLL_MIN, (bd->re_map_membase + FEPPOLL));
- bd->intr_running = 1;
- }
-
- /* Wake up anyone waiting for board state to change to ready */
- wake_up_interruptible(&bd->state_wait);
- }
-
DGAP_UNLOCK(bd->bd_lock, lock_flags);
}