2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2005 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/delay.h>
10 #include <linux/vmalloc.h>
11 #include <linux/firmware.h>
12 #include <scsi/scsi_transport_fc.h>
14 #include "qla_devtbl.h"
16 /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */
17 #ifndef EXT_IS_LUN_BIT_SET
18 #define EXT_IS_LUN_BIT_SET(P,L) \
19 (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0)
20 #define EXT_SET_LUN_BIT(P,L) \
21 ((P)->mask[L/8] |= (0x80 >> (L%8)))
25 * QLogic ISP2x00 Hardware Support Function Prototypes.
27 static int qla2x00_isp_firmware(scsi_qla_host_t
*);
28 static void qla2x00_resize_request_q(scsi_qla_host_t
*);
29 static int qla2x00_setup_chip(scsi_qla_host_t
*);
30 static void qla2x00_init_response_q_entries(scsi_qla_host_t
*);
31 static int qla2x00_init_rings(scsi_qla_host_t
*);
32 static int qla2x00_fw_ready(scsi_qla_host_t
*);
33 static int qla2x00_configure_hba(scsi_qla_host_t
*);
34 static int qla2x00_configure_loop(scsi_qla_host_t
*);
35 static int qla2x00_configure_local_loop(scsi_qla_host_t
*);
36 static void qla2x00_update_fcport(scsi_qla_host_t
*, fc_port_t
*);
37 static int qla2x00_configure_fabric(scsi_qla_host_t
*);
38 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t
*, struct list_head
*);
39 static int qla2x00_device_resync(scsi_qla_host_t
*);
40 static int qla2x00_fabric_dev_login(scsi_qla_host_t
*, fc_port_t
*,
43 static int qla2x00_restart_isp(scsi_qla_host_t
*);
45 /****************************************************************************/
46 /* QLogic ISP2x00 Hardware Support Functions. */
47 /****************************************************************************/
50 * qla2x00_initialize_adapter
54 * ha = adapter block pointer.
60 qla2x00_initialize_adapter(scsi_qla_host_t
*ha
)
63 uint8_t restart_risc
= 0;
67 /* Clear adapter flags. */
69 ha
->flags
.reset_active
= 0;
70 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
71 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
74 ha
->flags
.management_server_logged_in
= 0;
75 ha
->marker_needed
= 0;
77 ha
->isp_abort_cnt
= 0;
78 ha
->beacon_blink_led
= 0;
79 set_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
);
81 qla_printk(KERN_INFO
, ha
, "Configuring PCI space...\n");
82 rval
= ha
->isp_ops
.pci_config(ha
);
84 DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n",
89 ha
->isp_ops
.reset_chip(ha
);
91 qla_printk(KERN_INFO
, ha
, "Configure NVRAM parameters...\n");
93 ha
->isp_ops
.nvram_config(ha
);
95 qla_printk(KERN_INFO
, ha
, "Verifying loaded RISC code...\n");
99 * Try to configure the loop.
104 /* If firmware needs to be loaded */
105 if (qla2x00_isp_firmware(ha
) != QLA_SUCCESS
) {
106 if ((rval
= ha
->isp_ops
.chip_diag(ha
)) == QLA_SUCCESS
) {
107 rval
= qla2x00_setup_chip(ha
);
111 if (rval
== QLA_SUCCESS
&&
112 (rval
= qla2x00_init_rings(ha
)) == QLA_SUCCESS
) {
113 check_fw_ready_again
:
115 * Wait for a successful LIP up to a maximum
116 * of (in seconds): RISC login timeout value,
117 * RISC retry count value, and port down retry
118 * value OR a minimum of 4 seconds OR If no
119 * cable, only 5 seconds.
121 rval
= qla2x00_fw_ready(ha
);
122 if (rval
== QLA_SUCCESS
) {
123 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
125 /* Issue a marker after FW becomes ready. */
126 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
129 * Wait at most MAX_TARGET RSCNs for a stable
134 clear_bit(LOOP_RESYNC_NEEDED
,
136 rval
= qla2x00_configure_loop(ha
);
138 if (test_and_clear_bit(ISP_ABORT_NEEDED
,
145 * If loop state change while we were
146 * discoverying devices then wait for
150 if (atomic_read(&ha
->loop_state
) ==
151 LOOP_DOWN
&& retry
--) {
152 goto check_fw_ready_again
;
155 } while (!atomic_read(&ha
->loop_down_timer
) &&
158 (test_bit(LOOP_RESYNC_NEEDED
,
162 rval
= QLA_FUNCTION_FAILED
;
163 } else if (ha
->device_flags
& DFLG_NO_CABLE
)
164 /* If no cable, then all is good. */
167 } while (restart_risc
&& retry
--);
169 if (rval
== QLA_SUCCESS
) {
170 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
171 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
172 ha
->marker_needed
= 0;
174 ha
->flags
.online
= 1;
176 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__
));
183 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
186 * Returns 0 on success.
189 qla2100_pci_config(scsi_qla_host_t
*ha
)
194 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
196 pci_set_master(ha
->pdev
);
198 if (pci_set_mwi(ha
->pdev
))
199 mwi
= PCI_COMMAND_INVALIDATE
;
200 pci_read_config_word(ha
->pdev
, PCI_REVISION_ID
, &ha
->revision
);
202 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
203 w
|= mwi
| (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
204 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
206 /* Reset expansion ROM address decode enable */
207 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
208 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
209 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
211 /* Get PCI bus information. */
212 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
213 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
214 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
220 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
223 * Returns 0 on success.
226 qla2300_pci_config(scsi_qla_host_t
*ha
)
230 unsigned long flags
= 0;
232 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
234 pci_set_master(ha
->pdev
);
236 if (pci_set_mwi(ha
->pdev
))
237 mwi
= PCI_COMMAND_INVALIDATE
;
238 pci_read_config_word(ha
->pdev
, PCI_REVISION_ID
, &ha
->revision
);
240 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
241 w
|= mwi
| (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
243 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
244 w
&= ~PCI_COMMAND_INTX_DISABLE
;
247 * If this is a 2300 card and not 2312, reset the
248 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
249 * the 2310 also reports itself as a 2300 so we need to get the
250 * fb revision level -- a 6 indicates it really is a 2300 and
253 if (IS_QLA2300(ha
)) {
254 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
257 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
258 for (cnt
= 0; cnt
< 30000; cnt
++) {
259 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) != 0)
265 /* Select FPM registers. */
266 WRT_REG_WORD(®
->ctrl_status
, 0x20);
267 RD_REG_WORD(®
->ctrl_status
);
269 /* Get the fb rev level */
270 ha
->fb_rev
= RD_FB_CMD_REG(ha
, reg
);
272 if (ha
->fb_rev
== FPM_2300
)
273 w
&= ~PCI_COMMAND_INVALIDATE
;
275 /* Deselect FPM registers. */
276 WRT_REG_WORD(®
->ctrl_status
, 0x0);
277 RD_REG_WORD(®
->ctrl_status
);
279 /* Release RISC module. */
280 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
281 for (cnt
= 0; cnt
< 30000; cnt
++) {
282 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) == 0)
288 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
290 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
292 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
294 /* Reset expansion ROM address decode enable */
295 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
296 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
297 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
299 /* Get PCI bus information. */
300 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
301 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
302 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
308 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
311 * Returns 0 on success.
314 qla24xx_pci_config(scsi_qla_host_t
*ha
)
318 unsigned long flags
= 0;
319 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
320 int pcix_cmd_reg
, pcie_dctl_reg
;
322 pci_set_master(ha
->pdev
);
324 if (pci_set_mwi(ha
->pdev
))
325 mwi
= PCI_COMMAND_INVALIDATE
;
326 pci_read_config_word(ha
->pdev
, PCI_REVISION_ID
, &ha
->revision
);
328 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
329 w
|= mwi
| (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
330 w
&= ~PCI_COMMAND_INTX_DISABLE
;
331 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
333 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
335 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
336 pcix_cmd_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_PCIX
);
340 pcix_cmd_reg
+= PCI_X_CMD
;
341 pci_read_config_word(ha
->pdev
, pcix_cmd_reg
, &pcix_cmd
);
342 pcix_cmd
&= ~PCI_X_CMD_MAX_READ
;
344 pci_write_config_word(ha
->pdev
, pcix_cmd_reg
, pcix_cmd
);
347 /* PCIe -- adjust Maximum Read Request Size (2048). */
348 pcie_dctl_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
352 pcie_dctl_reg
+= PCI_EXP_DEVCTL
;
353 pci_read_config_word(ha
->pdev
, pcie_dctl_reg
, &pcie_dctl
);
354 pcie_dctl
&= ~PCI_EXP_DEVCTL_READRQ
;
356 pci_write_config_word(ha
->pdev
, pcie_dctl_reg
, pcie_dctl
);
359 /* Reset expansion ROM address decode enable */
360 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
361 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
362 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
364 /* Get PCI bus information. */
365 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
366 ha
->pci_attr
= RD_REG_DWORD(®
->ctrl_status
);
367 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
373 * qla2x00_isp_firmware() - Choose firmware image.
376 * Returns 0 on success.
379 qla2x00_isp_firmware(scsi_qla_host_t
*ha
)
383 /* Assume loading risc code */
384 rval
= QLA_FUNCTION_FAILED
;
386 if (ha
->flags
.disable_risc_code_load
) {
387 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
389 qla_printk(KERN_INFO
, ha
, "RISC CODE NOT loaded\n");
391 /* Verify checksum of loaded RISC code. */
392 rval
= qla2x00_verify_checksum(ha
,
393 IS_QLA24XX(ha
) || IS_QLA25XX(ha
) ? RISC_SADDRESS
:
394 *ha
->brd_info
->fw_info
[0].fwstart
);
398 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
406 * qla2x00_reset_chip() - Reset ISP chip.
409 * Returns 0 on success.
412 qla2x00_reset_chip(scsi_qla_host_t
*ha
)
414 unsigned long flags
= 0;
415 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
417 unsigned long mbx_flags
= 0;
420 ha
->isp_ops
.disable_intrs(ha
);
422 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
424 /* Turn off master enable */
426 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &cmd
);
427 cmd
&= ~PCI_COMMAND_MASTER
;
428 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
430 if (!IS_QLA2100(ha
)) {
432 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
433 if (IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
434 for (cnt
= 0; cnt
< 30000; cnt
++) {
435 if ((RD_REG_WORD(®
->hccr
) &
436 HCCR_RISC_PAUSE
) != 0)
441 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
445 /* Select FPM registers. */
446 WRT_REG_WORD(®
->ctrl_status
, 0x20);
447 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
449 /* FPM Soft Reset. */
450 WRT_REG_WORD(®
->fpm_diag_config
, 0x100);
451 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
453 /* Toggle Fpm Reset. */
454 if (!IS_QLA2200(ha
)) {
455 WRT_REG_WORD(®
->fpm_diag_config
, 0x0);
456 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
459 /* Select frame buffer registers. */
460 WRT_REG_WORD(®
->ctrl_status
, 0x10);
461 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
463 /* Reset frame buffer FIFOs. */
464 if (IS_QLA2200(ha
)) {
465 WRT_FB_CMD_REG(ha
, reg
, 0xa000);
466 RD_FB_CMD_REG(ha
, reg
); /* PCI Posting. */
468 WRT_FB_CMD_REG(ha
, reg
, 0x00fc);
470 /* Read back fb_cmd until zero or 3 seconds max */
471 for (cnt
= 0; cnt
< 3000; cnt
++) {
472 if ((RD_FB_CMD_REG(ha
, reg
) & 0xff) == 0)
478 /* Select RISC module registers. */
479 WRT_REG_WORD(®
->ctrl_status
, 0);
480 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
482 /* Reset RISC processor. */
483 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
484 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
486 /* Release RISC processor. */
487 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
488 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
491 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
492 WRT_REG_WORD(®
->hccr
, HCCR_CLR_HOST_INT
);
494 /* Reset ISP chip. */
495 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
497 /* Wait for RISC to recover from reset. */
498 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
500 * It is necessary to for a delay here since the card doesn't
501 * respond to PCI reads during a reset. On some architectures
502 * this will result in an MCA.
505 for (cnt
= 30000; cnt
; cnt
--) {
506 if ((RD_REG_WORD(®
->ctrl_status
) &
507 CSR_ISP_SOFT_RESET
) == 0)
514 /* Reset RISC processor. */
515 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
517 WRT_REG_WORD(®
->semaphore
, 0);
519 /* Release RISC processor. */
520 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
521 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
523 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
524 for (cnt
= 0; cnt
< 30000; cnt
++) {
525 if (!(test_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
)))
526 spin_lock_irqsave(&ha
->mbx_reg_lock
, mbx_flags
);
528 if (RD_MAILBOX_REG(ha
, reg
, 0) != MBS_BUSY
) {
529 if (!(test_bit(ABORT_ISP_ACTIVE
,
531 spin_unlock_irqrestore(
532 &ha
->mbx_reg_lock
, mbx_flags
);
536 if (!(test_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
)))
537 spin_unlock_irqrestore(&ha
->mbx_reg_lock
,
545 /* Turn on master enable */
546 cmd
|= PCI_COMMAND_MASTER
;
547 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
549 /* Disable RISC pause on FPM parity error. */
550 if (!IS_QLA2100(ha
)) {
551 WRT_REG_WORD(®
->hccr
, HCCR_DISABLE_PARITY_PAUSE
);
552 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
555 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
559 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
562 * Returns 0 on success.
565 qla24xx_reset_risc(scsi_qla_host_t
*ha
)
567 unsigned long flags
= 0;
568 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
571 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
574 WRT_REG_DWORD(®
->ctrl_status
, CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
575 for (cnt
= 0; cnt
< 30000; cnt
++) {
576 if ((RD_REG_DWORD(®
->ctrl_status
) & CSRX_DMA_ACTIVE
) == 0)
582 WRT_REG_DWORD(®
->ctrl_status
,
583 CSRX_ISP_SOFT_RESET
|CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
584 RD_REG_DWORD(®
->ctrl_status
);
586 /* Wait for firmware to complete NVRAM accesses. */
588 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
589 for (cnt
= 10000 ; cnt
&& d2
; cnt
--) {
591 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
596 d2
= RD_REG_DWORD(®
->ctrl_status
);
597 for (cnt
= 6000000 ; cnt
&& (d2
& CSRX_ISP_SOFT_RESET
); cnt
--) {
599 d2
= RD_REG_DWORD(®
->ctrl_status
);
603 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
604 RD_REG_DWORD(®
->hccr
);
606 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
607 RD_REG_DWORD(®
->hccr
);
609 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_RESET
);
610 RD_REG_DWORD(®
->hccr
);
612 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
613 for (cnt
= 6000000 ; cnt
&& d2
; cnt
--) {
615 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
619 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
623 * qla24xx_reset_chip() - Reset ISP24xx chip.
626 * Returns 0 on success.
629 qla24xx_reset_chip(scsi_qla_host_t
*ha
)
631 ha
->isp_ops
.disable_intrs(ha
);
633 /* Perform RISC reset. */
634 qla24xx_reset_risc(ha
);
638 * qla2x00_chip_diag() - Test chip for proper operation.
641 * Returns 0 on success.
644 qla2x00_chip_diag(scsi_qla_host_t
*ha
)
647 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
648 unsigned long flags
= 0;
653 /* Assume a failed state */
654 rval
= QLA_FUNCTION_FAILED
;
656 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
657 ha
->host_no
, (u_long
)®
->flash_address
));
659 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
661 /* Reset ISP chip. */
662 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
665 * We need to have a delay here since the card will not respond while
666 * in reset causing an MCA on some architectures.
669 data
= qla2x00_debounce_register(®
->ctrl_status
);
670 for (cnt
= 6000000 ; cnt
&& (data
& CSR_ISP_SOFT_RESET
); cnt
--) {
672 data
= RD_REG_WORD(®
->ctrl_status
);
677 goto chip_diag_failed
;
679 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
682 /* Reset RISC processor. */
683 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
684 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
686 /* Workaround for QLA2312 PCI parity error */
687 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
688 data
= qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 0));
689 for (cnt
= 6000000; cnt
&& (data
== MBS_BUSY
); cnt
--) {
691 data
= RD_MAILBOX_REG(ha
, reg
, 0);
698 goto chip_diag_failed
;
700 /* Check product ID of chip */
701 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha
->host_no
));
703 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
704 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
705 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
706 mb
[4] = qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 4));
707 if (mb
[1] != PROD_ID_1
|| (mb
[2] != PROD_ID_2
&& mb
[2] != PROD_ID_2a
) ||
708 mb
[3] != PROD_ID_3
) {
709 qla_printk(KERN_WARNING
, ha
,
710 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb
[1], mb
[2], mb
[3]);
712 goto chip_diag_failed
;
714 ha
->product_id
[0] = mb
[1];
715 ha
->product_id
[1] = mb
[2];
716 ha
->product_id
[2] = mb
[3];
717 ha
->product_id
[3] = mb
[4];
719 /* Adjust fw RISC transfer size */
720 if (ha
->request_q_length
> 1024)
721 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* 1024;
723 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
*
724 ha
->request_q_length
;
726 if (IS_QLA2200(ha
) &&
727 RD_MAILBOX_REG(ha
, reg
, 7) == QLA2200A_RISC_ROM_VER
) {
728 /* Limit firmware transfer size with a 2200A */
729 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
732 ha
->fw_transfer_size
= 128;
735 /* Wrap Incoming Mailboxes Test. */
736 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
738 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha
->host_no
));
739 rval
= qla2x00_mbx_reg_test(ha
);
741 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
743 qla_printk(KERN_WARNING
, ha
,
744 "Failed mailbox send register test\n");
747 /* Flag a successful rval */
750 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
754 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
755 "****\n", ha
->host_no
));
757 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
763 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
766 * Returns 0 on success.
769 qla24xx_chip_diag(scsi_qla_host_t
*ha
)
773 /* Perform RISC reset. */
774 qla24xx_reset_risc(ha
);
776 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* 1024;
778 rval
= qla2x00_mbx_reg_test(ha
);
780 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
782 qla_printk(KERN_WARNING
, ha
,
783 "Failed mailbox send register test\n");
785 /* Flag a successful rval */
793 qla2x00_alloc_fw_dump(scsi_qla_host_t
*ha
)
796 ha
->fw_dump24_len
= sizeof(struct qla24xx_fw_dump
);
797 ha
->fw_dump24_len
+= (ha
->fw_memory_size
- 0x100000) * sizeof(uint32_t);
798 ha
->fw_dump24
= vmalloc(ha
->fw_dump24_len
);
800 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for firmware "
801 "dump...\n", ha
->fw_dump24_len
/ 1024);
803 qla_printk(KERN_WARNING
, ha
, "Unable to allocate (%d KB) for "
804 "firmware dump!!!\n", ha
->fw_dump24_len
/ 1024);
808 * qla2x00_resize_request_q() - Resize request queue given available ISP memory.
811 * Returns 0 on success.
814 qla2x00_resize_request_q(scsi_qla_host_t
*ha
)
817 uint16_t fw_iocb_cnt
= 0;
818 uint16_t request_q_length
= REQUEST_ENTRY_CNT_2XXX_EXT_MEM
;
819 dma_addr_t request_dma
;
820 request_t
*request_ring
;
822 /* Valid only on recent ISPs. */
823 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
826 if (IS_QLA24XX(ha
) || IS_QLA25XX(ha
))
827 qla2x00_alloc_fw_dump(ha
);
829 /* Retrieve IOCB counts available to the firmware. */
830 rval
= qla2x00_get_resource_cnts(ha
, NULL
, NULL
, NULL
, &fw_iocb_cnt
);
833 /* No point in continuing if current settings are sufficient. */
834 if (fw_iocb_cnt
< 1024)
836 if (ha
->request_q_length
>= request_q_length
)
839 /* Attempt to claim larger area for request queue. */
840 request_ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
841 (request_q_length
+ 1) * sizeof(request_t
), &request_dma
,
843 if (request_ring
== NULL
)
846 /* Resize successful, report extensions. */
847 qla_printk(KERN_INFO
, ha
, "Extended memory detected (%d KB)...\n",
848 (ha
->fw_memory_size
+ 1) / 1024);
849 qla_printk(KERN_INFO
, ha
, "Resizing request queue depth "
850 "(%d -> %d)...\n", ha
->request_q_length
, request_q_length
);
852 /* Clear old allocations. */
853 dma_free_coherent(&ha
->pdev
->dev
,
854 (ha
->request_q_length
+ 1) * sizeof(request_t
), ha
->request_ring
,
857 /* Begin using larger queue. */
858 ha
->request_q_length
= request_q_length
;
859 ha
->request_ring
= request_ring
;
860 ha
->request_dma
= request_dma
;
864 * qla2x00_setup_chip() - Load and start RISC firmware.
867 * Returns 0 on success.
870 qla2x00_setup_chip(scsi_qla_host_t
*ha
)
873 uint32_t srisc_address
= 0;
875 /* Load firmware sequences */
876 rval
= ha
->isp_ops
.load_risc(ha
, &srisc_address
);
877 if (rval
== QLA_SUCCESS
) {
878 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
879 "code.\n", ha
->host_no
));
881 rval
= qla2x00_verify_checksum(ha
, srisc_address
);
882 if (rval
== QLA_SUCCESS
) {
883 /* Start firmware execution. */
884 DEBUG(printk("scsi(%ld): Checksum OK, start "
885 "firmware.\n", ha
->host_no
));
887 rval
= qla2x00_execute_fw(ha
, srisc_address
);
888 /* Retrieve firmware information. */
889 if (rval
== QLA_SUCCESS
&& ha
->fw_major_version
== 0) {
890 qla2x00_get_fw_version(ha
,
891 &ha
->fw_major_version
,
892 &ha
->fw_minor_version
,
893 &ha
->fw_subminor_version
,
894 &ha
->fw_attributes
, &ha
->fw_memory_size
);
895 qla2x00_resize_request_q(ha
);
898 DEBUG2(printk(KERN_INFO
899 "scsi(%ld): ISP Firmware failed checksum.\n",
905 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
913 * qla2x00_init_response_q_entries() - Initializes response queue entries.
916 * Beginning of request ring has initialization control block already built
917 * by nvram config routine.
919 * Returns 0 on success.
922 qla2x00_init_response_q_entries(scsi_qla_host_t
*ha
)
927 pkt
= ha
->response_ring_ptr
;
928 for (cnt
= 0; cnt
< ha
->response_q_length
; cnt
++) {
929 pkt
->signature
= RESPONSE_PROCESSED
;
936 * qla2x00_update_fw_options() - Read and process firmware options.
939 * Returns 0 on success.
942 qla2x00_update_fw_options(scsi_qla_host_t
*ha
)
944 uint16_t swing
, emphasis
, tx_sens
, rx_sens
;
946 memset(ha
->fw_options
, 0, sizeof(ha
->fw_options
));
947 qla2x00_get_fw_options(ha
, ha
->fw_options
);
949 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
952 /* Serial Link options. */
953 DEBUG3(printk("scsi(%ld): Serial link options:\n",
955 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha
->fw_seriallink_options
,
956 sizeof(ha
->fw_seriallink_options
)));
958 ha
->fw_options
[1] &= ~FO1_SET_EMPHASIS_SWING
;
959 if (ha
->fw_seriallink_options
[3] & BIT_2
) {
960 ha
->fw_options
[1] |= FO1_SET_EMPHASIS_SWING
;
963 swing
= ha
->fw_seriallink_options
[2] & (BIT_2
| BIT_1
| BIT_0
);
964 emphasis
= (ha
->fw_seriallink_options
[2] &
965 (BIT_4
| BIT_3
)) >> 3;
966 tx_sens
= ha
->fw_seriallink_options
[0] &
967 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
968 rx_sens
= (ha
->fw_seriallink_options
[0] &
969 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
970 ha
->fw_options
[10] = (emphasis
<< 14) | (swing
<< 8);
971 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
974 ha
->fw_options
[10] |= (tx_sens
<< 4) | rx_sens
;
975 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
976 ha
->fw_options
[10] |= BIT_5
|
977 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
978 (tx_sens
& (BIT_1
| BIT_0
));
981 swing
= (ha
->fw_seriallink_options
[2] &
982 (BIT_7
| BIT_6
| BIT_5
)) >> 5;
983 emphasis
= ha
->fw_seriallink_options
[3] & (BIT_1
| BIT_0
);
984 tx_sens
= ha
->fw_seriallink_options
[1] &
985 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
986 rx_sens
= (ha
->fw_seriallink_options
[1] &
987 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
988 ha
->fw_options
[11] = (emphasis
<< 14) | (swing
<< 8);
989 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
992 ha
->fw_options
[11] |= (tx_sens
<< 4) | rx_sens
;
993 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
994 ha
->fw_options
[11] |= BIT_5
|
995 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
996 (tx_sens
& (BIT_1
| BIT_0
));
1000 /* Return command IOCBs without waiting for an ABTS to complete. */
1001 ha
->fw_options
[3] |= BIT_13
;
1004 if (ha
->flags
.enable_led_scheme
)
1005 ha
->fw_options
[2] |= BIT_12
;
1007 /* Update firmware options. */
1008 qla2x00_set_fw_options(ha
, ha
->fw_options
);
1012 qla24xx_update_fw_options(scsi_qla_host_t
*ha
)
1016 /* Update Serial Link options. */
1017 if ((ha
->fw_seriallink_options24
[0] & BIT_0
) == 0)
1020 rval
= qla2x00_set_serdes_params(ha
, ha
->fw_seriallink_options24
[1],
1021 ha
->fw_seriallink_options24
[2], ha
->fw_seriallink_options24
[3]);
1022 if (rval
!= QLA_SUCCESS
) {
1023 qla_printk(KERN_WARNING
, ha
,
1024 "Unable to update Serial Link options (%x).\n", rval
);
1029 qla2x00_config_rings(struct scsi_qla_host
*ha
)
1031 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1033 /* Setup ring parameters in initialization control block. */
1034 ha
->init_cb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1035 ha
->init_cb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1036 ha
->init_cb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1037 ha
->init_cb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1038 ha
->init_cb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1039 ha
->init_cb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1040 ha
->init_cb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1041 ha
->init_cb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1043 WRT_REG_WORD(ISP_REQ_Q_IN(ha
, reg
), 0);
1044 WRT_REG_WORD(ISP_REQ_Q_OUT(ha
, reg
), 0);
1045 WRT_REG_WORD(ISP_RSP_Q_IN(ha
, reg
), 0);
1046 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), 0);
1047 RD_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
)); /* PCI Posting. */
1051 qla24xx_config_rings(struct scsi_qla_host
*ha
)
1053 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1054 struct init_cb_24xx
*icb
;
1056 /* Setup ring parameters in initialization control block. */
1057 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
1058 icb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1059 icb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1060 icb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1061 icb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1062 icb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1063 icb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1064 icb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1065 icb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1067 WRT_REG_DWORD(®
->req_q_in
, 0);
1068 WRT_REG_DWORD(®
->req_q_out
, 0);
1069 WRT_REG_DWORD(®
->rsp_q_in
, 0);
1070 WRT_REG_DWORD(®
->rsp_q_out
, 0);
1071 RD_REG_DWORD(®
->rsp_q_out
);
1075 * qla2x00_init_rings() - Initializes firmware.
1078 * Beginning of request ring has initialization control block already built
1079 * by nvram config routine.
1081 * Returns 0 on success.
1084 qla2x00_init_rings(scsi_qla_host_t
*ha
)
1087 unsigned long flags
= 0;
1090 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1092 /* Clear outstanding commands array. */
1093 for (cnt
= 0; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++)
1094 ha
->outstanding_cmds
[cnt
] = NULL
;
1096 ha
->current_outstanding_cmd
= 0;
1098 /* Clear RSCN queue. */
1099 ha
->rscn_in_ptr
= 0;
1100 ha
->rscn_out_ptr
= 0;
1102 /* Initialize firmware. */
1103 ha
->request_ring_ptr
= ha
->request_ring
;
1104 ha
->req_ring_index
= 0;
1105 ha
->req_q_cnt
= ha
->request_q_length
;
1106 ha
->response_ring_ptr
= ha
->response_ring
;
1107 ha
->rsp_ring_index
= 0;
1109 /* Initialize response queue entries */
1110 qla2x00_init_response_q_entries(ha
);
1112 ha
->isp_ops
.config_rings(ha
);
1114 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1116 /* Update any ISP specific firmware options before initialization. */
1117 ha
->isp_ops
.update_fw_options(ha
);
1119 DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha
->host_no
));
1120 rval
= qla2x00_init_firmware(ha
, ha
->init_cb_size
);
1122 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1125 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1133 * qla2x00_fw_ready() - Waits for firmware ready.
1136 * Returns 0 on success.
1139 qla2x00_fw_ready(scsi_qla_host_t
*ha
)
1142 unsigned long wtime
, mtime
;
1143 uint16_t min_wait
; /* Minimum wait time if loop is down */
1144 uint16_t wait_time
; /* Wait time if loop is coming ready */
1149 /* 20 seconds for loop down. */
1153 * Firmware should take at most one RATOV to login, plus 5 seconds for
1154 * our own processing.
1156 if ((wait_time
= (ha
->retry_count
*ha
->login_timeout
) + 5) < min_wait
) {
1157 wait_time
= min_wait
;
1160 /* Min wait time if loop down */
1161 mtime
= jiffies
+ (min_wait
* HZ
);
1163 /* wait time before firmware ready */
1164 wtime
= jiffies
+ (wait_time
* HZ
);
1166 /* Wait for ISP to finish LIP */
1167 if (!ha
->flags
.init_done
)
1168 qla_printk(KERN_INFO
, ha
, "Waiting for LIP to complete...\n");
1170 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1174 rval
= qla2x00_get_firmware_state(ha
, &fw_state
);
1175 if (rval
== QLA_SUCCESS
) {
1176 if (fw_state
< FSTATE_LOSS_OF_SYNC
) {
1177 ha
->device_flags
&= ~DFLG_NO_CABLE
;
1179 if (fw_state
== FSTATE_READY
) {
1180 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1183 qla2x00_get_retry_cnt(ha
, &ha
->retry_count
,
1184 &ha
->login_timeout
, &ha
->r_a_tov
);
1190 rval
= QLA_FUNCTION_FAILED
;
1192 if (atomic_read(&ha
->loop_down_timer
) &&
1193 (fw_state
>= FSTATE_LOSS_OF_SYNC
||
1194 fw_state
== FSTATE_WAIT_AL_PA
)) {
1195 /* Loop down. Timeout on min_wait for states
1196 * other than Wait for Login.
1198 if (time_after_eq(jiffies
, mtime
)) {
1199 qla_printk(KERN_INFO
, ha
,
1200 "Cable is unplugged...\n");
1202 ha
->device_flags
|= DFLG_NO_CABLE
;
1207 /* Mailbox cmd failed. Timeout on min_wait. */
1208 if (time_after_eq(jiffies
, mtime
))
1212 if (time_after_eq(jiffies
, wtime
))
1215 /* Delay for a while */
1218 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1219 ha
->host_no
, fw_state
, jiffies
));
1222 DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1223 ha
->host_no
, fw_state
, jiffies
));
1226 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1234 * qla2x00_configure_hba
1235 * Setup adapter context.
1238 * ha = adapter state pointer.
1247 qla2x00_configure_hba(scsi_qla_host_t
*ha
)
1255 char connect_type
[22];
1257 /* Get host addresses. */
1258 rval
= qla2x00_get_adapter_id(ha
,
1259 &loop_id
, &al_pa
, &area
, &domain
, &topo
);
1260 if (rval
!= QLA_SUCCESS
) {
1261 qla_printk(KERN_WARNING
, ha
,
1262 "ERROR -- Unable to get host loop ID.\n");
1263 set_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
1268 qla_printk(KERN_INFO
, ha
,
1269 "Cannot get topology - retrying.\n");
1270 return (QLA_FUNCTION_FAILED
);
1273 ha
->loop_id
= loop_id
;
1276 ha
->min_external_loopid
= SNS_FIRST_LOOP_ID
;
1277 ha
->operating_mode
= LOOP
;
1281 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
1283 ha
->current_topology
= ISP_CFG_NL
;
1284 strcpy(connect_type
, "(Loop)");
1288 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
1290 ha
->current_topology
= ISP_CFG_FL
;
1291 strcpy(connect_type
, "(FL_Port)");
1295 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
1297 ha
->operating_mode
= P2P
;
1298 ha
->current_topology
= ISP_CFG_N
;
1299 strcpy(connect_type
, "(N_Port-to-N_Port)");
1303 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
1305 ha
->operating_mode
= P2P
;
1306 ha
->current_topology
= ISP_CFG_F
;
1307 strcpy(connect_type
, "(F_Port)");
1311 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
1313 ha
->host_no
, topo
));
1314 ha
->current_topology
= ISP_CFG_NL
;
1315 strcpy(connect_type
, "(Loop)");
1319 /* Save Host port and loop ID. */
1320 /* byte order - Big Endian */
1321 ha
->d_id
.b
.domain
= domain
;
1322 ha
->d_id
.b
.area
= area
;
1323 ha
->d_id
.b
.al_pa
= al_pa
;
1325 if (!ha
->flags
.init_done
)
1326 qla_printk(KERN_INFO
, ha
,
1327 "Topology - %s, Host Loop address 0x%x\n",
1328 connect_type
, ha
->loop_id
);
1331 DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha
->host_no
));
1333 DEBUG3(printk("scsi(%ld): exiting normally.\n", ha
->host_no
));
1340 * NVRAM configuration for ISP 2xxx
1343 * ha = adapter block pointer.
1346 * initialization control block in response_ring
1347 * host adapters parameters in host adapter block
1353 qla2x00_nvram_config(scsi_qla_host_t
*ha
)
1358 uint8_t *dptr1
, *dptr2
;
1359 init_cb_t
*icb
= ha
->init_cb
;
1360 nvram_t
*nv
= (nvram_t
*)ha
->request_ring
;
1361 uint8_t *ptr
= (uint8_t *)ha
->request_ring
;
1362 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1366 /* Determine NVRAM starting address. */
1367 ha
->nvram_size
= sizeof(nvram_t
);
1369 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
) && !IS_QLA2300(ha
))
1370 if ((RD_REG_WORD(®
->ctrl_status
) >> 14) == 1)
1371 ha
->nvram_base
= 0x80;
1373 /* Get NVRAM data and calculate checksum. */
1374 ha
->isp_ops
.read_nvram(ha
, ptr
, ha
->nvram_base
, ha
->nvram_size
);
1375 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
; cnt
++)
1378 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
1379 DEBUG5(qla2x00_dump_buffer((uint8_t *)ha
->request_ring
,
1382 /* Bad NVRAM data, set defaults parameters. */
1383 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' ||
1384 nv
->id
[2] != 'P' || nv
->id
[3] != ' ' || nv
->nvram_version
< 1) {
1385 /* Reset NVRAM data. */
1386 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
1387 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
1389 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
1390 "invalid -- WWPN) defaults.\n");
1393 * Set default initialization control block.
1395 memset(nv
, 0, ha
->nvram_size
);
1396 nv
->parameter_block_version
= ICB_VERSION
;
1398 if (IS_QLA23XX(ha
)) {
1399 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1400 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1401 nv
->add_firmware_options
[0] = BIT_5
;
1402 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1403 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1404 nv
->special_options
[1] = BIT_7
;
1405 } else if (IS_QLA2200(ha
)) {
1406 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1407 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1408 nv
->add_firmware_options
[0] = BIT_5
;
1409 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1410 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1411 } else if (IS_QLA2100(ha
)) {
1412 nv
->firmware_options
[0] = BIT_3
| BIT_1
;
1413 nv
->firmware_options
[1] = BIT_5
;
1414 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1417 nv
->max_iocb_allocation
= __constant_cpu_to_le16(256);
1418 nv
->execution_throttle
= __constant_cpu_to_le16(16);
1419 nv
->retry_count
= 8;
1420 nv
->retry_delay
= 1;
1422 nv
->port_name
[0] = 33;
1423 nv
->port_name
[3] = 224;
1424 nv
->port_name
[4] = 139;
1426 nv
->login_timeout
= 4;
1429 * Set default host adapter parameters
1431 nv
->host_p
[1] = BIT_2
;
1432 nv
->reset_delay
= 5;
1433 nv
->port_down_retry_count
= 8;
1434 nv
->max_luns_per_target
= __constant_cpu_to_le16(8);
1435 nv
->link_down_timeout
= 60;
1440 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
1442 * The SN2 does not provide BIOS emulation which means you can't change
1443 * potentially bogus BIOS settings. Force the use of default settings
1444 * for link rate and frame size. Hope that the rest of the settings
1447 if (ia64_platform_is("sn2")) {
1448 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1450 nv
->special_options
[1] = BIT_7
;
1454 /* Reset Initialization control block */
1455 memset(icb
, 0, ha
->init_cb_size
);
1458 * Setup driver NVRAM options.
1460 nv
->firmware_options
[0] |= (BIT_6
| BIT_1
);
1461 nv
->firmware_options
[0] &= ~(BIT_5
| BIT_4
);
1462 nv
->firmware_options
[1] |= (BIT_5
| BIT_0
);
1463 nv
->firmware_options
[1] &= ~BIT_4
;
1465 if (IS_QLA23XX(ha
)) {
1466 nv
->firmware_options
[0] |= BIT_2
;
1467 nv
->firmware_options
[0] &= ~BIT_3
;
1468 nv
->add_firmware_options
[1] |= BIT_5
| BIT_4
;
1470 if (IS_QLA2300(ha
)) {
1471 if (ha
->fb_rev
== FPM_2310
) {
1472 strcpy(ha
->model_number
, "QLA2310");
1474 strcpy(ha
->model_number
, "QLA2300");
1478 memcmp(nv
->model_number
, BINZERO
,
1479 sizeof(nv
->model_number
)) != 0) {
1482 strncpy(ha
->model_number
, nv
->model_number
,
1483 sizeof(nv
->model_number
));
1484 st
= en
= ha
->model_number
;
1485 en
+= sizeof(nv
->model_number
) - 1;
1487 if (*en
!= 0x20 && *en
!= 0x00)
1494 index
= (ha
->pdev
->subsystem_device
& 0xff);
1495 if (index
< QLA_MODEL_NAMES
) {
1496 strcpy(ha
->model_number
,
1497 qla2x00_model_name
[index
]);
1499 qla2x00_model_desc
[index
];
1501 strcpy(ha
->model_number
, "QLA23xx");
1505 } else if (IS_QLA2200(ha
)) {
1506 nv
->firmware_options
[0] |= BIT_2
;
1508 * 'Point-to-point preferred, else loop' is not a safe
1509 * connection mode setting.
1511 if ((nv
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) ==
1513 /* Force 'loop preferred, else point-to-point'. */
1514 nv
->add_firmware_options
[0] &= ~(BIT_6
| BIT_5
| BIT_4
);
1515 nv
->add_firmware_options
[0] |= BIT_5
;
1517 strcpy(ha
->model_number
, "QLA22xx");
1518 } else /*if (IS_QLA2100(ha))*/ {
1519 strcpy(ha
->model_number
, "QLA2100");
1523 * Copy over NVRAM RISC parameter block to initialization control block.
1525 dptr1
= (uint8_t *)icb
;
1526 dptr2
= (uint8_t *)&nv
->parameter_block_version
;
1527 cnt
= (uint8_t *)&icb
->request_q_outpointer
- (uint8_t *)&icb
->version
;
1529 *dptr1
++ = *dptr2
++;
1531 /* Copy 2nd half. */
1532 dptr1
= (uint8_t *)icb
->add_firmware_options
;
1533 cnt
= (uint8_t *)icb
->reserved_3
- (uint8_t *)icb
->add_firmware_options
;
1535 *dptr1
++ = *dptr2
++;
1537 /* Prepare nodename */
1538 if ((icb
->firmware_options
[1] & BIT_6
) == 0) {
1540 * Firmware will apply the following mask if the nodename was
1543 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
1544 icb
->node_name
[0] &= 0xF0;
1548 * Set host adapter parameters.
1550 ha
->flags
.disable_risc_code_load
= ((nv
->host_p
[0] & BIT_4
) ? 1 : 0);
1551 /* Always load RISC code on non ISP2[12]00 chips. */
1552 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
))
1553 ha
->flags
.disable_risc_code_load
= 0;
1554 ha
->flags
.enable_lip_reset
= ((nv
->host_p
[1] & BIT_1
) ? 1 : 0);
1555 ha
->flags
.enable_lip_full_login
= ((nv
->host_p
[1] & BIT_2
) ? 1 : 0);
1556 ha
->flags
.enable_target_reset
= ((nv
->host_p
[1] & BIT_3
) ? 1 : 0);
1557 ha
->flags
.enable_led_scheme
= (nv
->special_options
[1] & BIT_4
) ? 1 : 0;
1559 ha
->operating_mode
=
1560 (icb
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) >> 4;
1562 memcpy(ha
->fw_seriallink_options
, nv
->seriallink_options
,
1563 sizeof(ha
->fw_seriallink_options
));
1565 /* save HBA serial number */
1566 ha
->serial0
= icb
->port_name
[5];
1567 ha
->serial1
= icb
->port_name
[6];
1568 ha
->serial2
= icb
->port_name
[7];
1569 ha
->node_name
= icb
->node_name
;
1570 ha
->port_name
= icb
->port_name
;
1572 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
1574 ha
->retry_count
= nv
->retry_count
;
1576 /* Set minimum login_timeout to 4 seconds. */
1577 if (nv
->login_timeout
< ql2xlogintimeout
)
1578 nv
->login_timeout
= ql2xlogintimeout
;
1579 if (nv
->login_timeout
< 4)
1580 nv
->login_timeout
= 4;
1581 ha
->login_timeout
= nv
->login_timeout
;
1582 icb
->login_timeout
= nv
->login_timeout
;
1584 /* Set minimum RATOV to 200 tenths of a second. */
1587 ha
->loop_reset_delay
= nv
->reset_delay
;
1589 /* Link Down Timeout = 0:
1591 * When Port Down timer expires we will start returning
1592 * I/O's to OS with "DID_NO_CONNECT".
1594 * Link Down Timeout != 0:
1596 * The driver waits for the link to come up after link down
1597 * before returning I/Os to OS with "DID_NO_CONNECT".
1599 if (nv
->link_down_timeout
== 0) {
1600 ha
->loop_down_abort_time
=
1601 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
1603 ha
->link_down_timeout
= nv
->link_down_timeout
;
1604 ha
->loop_down_abort_time
=
1605 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
1609 * Need enough time to try and get the port back.
1611 ha
->port_down_retry_count
= nv
->port_down_retry_count
;
1612 if (qlport_down_retry
)
1613 ha
->port_down_retry_count
= qlport_down_retry
;
1614 /* Set login_retry_count */
1615 ha
->login_retry_count
= nv
->retry_count
;
1616 if (ha
->port_down_retry_count
== nv
->port_down_retry_count
&&
1617 ha
->port_down_retry_count
> 3)
1618 ha
->login_retry_count
= ha
->port_down_retry_count
;
1619 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
1620 ha
->login_retry_count
= ha
->port_down_retry_count
;
1621 if (ql2xloginretrycount
)
1622 ha
->login_retry_count
= ql2xloginretrycount
;
1624 icb
->lun_enables
= __constant_cpu_to_le16(0);
1625 icb
->command_resource_count
= 0;
1626 icb
->immediate_notify_resource_count
= 0;
1627 icb
->timeout
= __constant_cpu_to_le16(0);
1629 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
1631 icb
->firmware_options
[0] &= ~BIT_3
;
1632 icb
->add_firmware_options
[0] &=
1633 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1634 icb
->add_firmware_options
[0] |= BIT_2
;
1635 icb
->response_accumulation_timer
= 3;
1636 icb
->interrupt_delay_timer
= 5;
1638 ha
->flags
.process_response_queue
= 1;
1641 if (!ha
->flags
.init_done
) {
1642 ha
->zio_mode
= icb
->add_firmware_options
[0] &
1643 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1644 ha
->zio_timer
= icb
->interrupt_delay_timer
?
1645 icb
->interrupt_delay_timer
: 2;
1647 icb
->add_firmware_options
[0] &=
1648 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1649 ha
->flags
.process_response_queue
= 0;
1650 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
1651 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
1652 "delay (%d us).\n", ha
->host_no
, ha
->zio_mode
,
1653 ha
->zio_timer
* 100));
1654 qla_printk(KERN_INFO
, ha
,
1655 "ZIO mode %d enabled; timer delay (%d us).\n",
1656 ha
->zio_mode
, ha
->zio_timer
* 100);
1658 icb
->add_firmware_options
[0] |= (uint8_t)ha
->zio_mode
;
1659 icb
->interrupt_delay_timer
= (uint8_t)ha
->zio_timer
;
1660 ha
->flags
.process_response_queue
= 1;
1665 DEBUG2_3(printk(KERN_WARNING
1666 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
1672 qla2x00_rport_add(void *data
)
1674 fc_port_t
*fcport
= data
;
1676 qla2x00_reg_remote_port(fcport
->ha
, fcport
);
1680 qla2x00_rport_del(void *data
)
1682 fc_port_t
*fcport
= data
;
1685 fc_remote_port_delete(fcport
->rport
);
1686 fcport
->rport
= NULL
;
1690 * qla2x00_alloc_fcport() - Allocate a generic fcport.
1692 * @flags: allocation flags
1694 * Returns a pointer to the allocated fcport, or NULL, if none available.
1697 qla2x00_alloc_fcport(scsi_qla_host_t
*ha
, gfp_t flags
)
1701 fcport
= kmalloc(sizeof(fc_port_t
), flags
);
1705 /* Setup fcport template structure. */
1706 memset(fcport
, 0, sizeof (fc_port_t
));
1708 fcport
->port_type
= FCT_UNKNOWN
;
1709 fcport
->loop_id
= FC_NO_LOOP_ID
;
1710 fcport
->iodesc_idx_sent
= IODESC_INVALID_INDEX
;
1711 atomic_set(&fcport
->state
, FCS_UNCONFIGURED
);
1712 fcport
->flags
= FCF_RLC_SUPPORT
;
1713 fcport
->supported_classes
= FC_COS_UNSPECIFIED
;
1714 INIT_WORK(&fcport
->rport_add_work
, qla2x00_rport_add
, fcport
);
1715 INIT_WORK(&fcport
->rport_del_work
, qla2x00_rport_del
, fcport
);
1721 * qla2x00_configure_loop
1722 * Updates Fibre Channel Device Database with what is actually on loop.
1725 * ha = adapter block pointer.
1730 * 2 = database was full and device was not configured.
1733 qla2x00_configure_loop(scsi_qla_host_t
*ha
)
1736 unsigned long flags
, save_flags
;
1740 /* Get Initiator ID */
1741 if (test_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
)) {
1742 rval
= qla2x00_configure_hba(ha
);
1743 if (rval
!= QLA_SUCCESS
) {
1744 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
1750 save_flags
= flags
= ha
->dpc_flags
;
1751 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
1752 ha
->host_no
, flags
));
1755 * If we have both an RSCN and PORT UPDATE pending then handle them
1756 * both at the same time.
1758 clear_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1759 clear_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1761 /* Determine what we need to do */
1762 if (ha
->current_topology
== ISP_CFG_FL
&&
1763 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1765 ha
->flags
.rscn_queue_overflow
= 1;
1766 set_bit(RSCN_UPDATE
, &flags
);
1768 } else if (ha
->current_topology
== ISP_CFG_F
&&
1769 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1771 ha
->flags
.rscn_queue_overflow
= 1;
1772 set_bit(RSCN_UPDATE
, &flags
);
1773 clear_bit(LOCAL_LOOP_UPDATE
, &flags
);
1775 } else if (!ha
->flags
.online
||
1776 (test_bit(ABORT_ISP_ACTIVE
, &flags
))) {
1778 ha
->flags
.rscn_queue_overflow
= 1;
1779 set_bit(RSCN_UPDATE
, &flags
);
1780 set_bit(LOCAL_LOOP_UPDATE
, &flags
);
1783 if (test_bit(LOCAL_LOOP_UPDATE
, &flags
)) {
1784 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1785 rval
= QLA_FUNCTION_FAILED
;
1787 rval
= qla2x00_configure_local_loop(ha
);
1791 if (rval
== QLA_SUCCESS
&& test_bit(RSCN_UPDATE
, &flags
)) {
1792 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1793 rval
= QLA_FUNCTION_FAILED
;
1795 rval
= qla2x00_configure_fabric(ha
);
1799 if (rval
== QLA_SUCCESS
) {
1800 if (atomic_read(&ha
->loop_down_timer
) ||
1801 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1802 rval
= QLA_FUNCTION_FAILED
;
1804 atomic_set(&ha
->loop_state
, LOOP_READY
);
1806 DEBUG(printk("scsi(%ld): LOOP READY\n", ha
->host_no
));
1811 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
1812 __func__
, ha
->host_no
));
1814 DEBUG3(printk("%s: exiting normally\n", __func__
));
1817 /* Restore state if a resync event occured during processing */
1818 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1819 if (test_bit(LOCAL_LOOP_UPDATE
, &save_flags
))
1820 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1821 if (test_bit(RSCN_UPDATE
, &save_flags
))
1822 set_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1831 * qla2x00_configure_local_loop
1832 * Updates Fibre Channel Device Database with local loop devices.
1835 * ha = adapter block pointer.
1841 qla2x00_configure_local_loop(scsi_qla_host_t
*ha
)
1846 fc_port_t
*fcport
, *new_fcport
;
1852 uint8_t domain
, area
, al_pa
;
1856 entries
= MAX_FIBRE_DEVICES
;
1858 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha
->host_no
));
1859 DEBUG3(qla2x00_get_fcal_position_map(ha
, NULL
));
1861 /* Get list of logged in devices. */
1862 memset(ha
->gid_list
, 0, GID_LIST_SIZE
);
1863 rval
= qla2x00_get_id_list(ha
, ha
->gid_list
, ha
->gid_list_dma
,
1865 if (rval
!= QLA_SUCCESS
)
1866 goto cleanup_allocation
;
1868 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
1869 ha
->host_no
, entries
));
1870 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha
->gid_list
,
1871 entries
* sizeof(struct gid_list_info
)));
1873 /* Allocate temporary fcport for any new fcports discovered. */
1874 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
1875 if (new_fcport
== NULL
) {
1876 rval
= QLA_MEMORY_ALLOC_FAILED
;
1877 goto cleanup_allocation
;
1879 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
1882 * Mark local devices that were present with FCF_DEVICE_LOST for now.
1884 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
1885 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
1886 fcport
->port_type
!= FCT_BROADCAST
&&
1887 (fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
1889 DEBUG(printk("scsi(%ld): Marking port lost, "
1891 ha
->host_no
, fcport
->loop_id
));
1893 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
1894 fcport
->flags
&= ~FCF_FARP_DONE
;
1898 /* Add devices to port list. */
1899 id_iter
= (char *)ha
->gid_list
;
1900 for (index
= 0; index
< entries
; index
++) {
1901 domain
= ((struct gid_list_info
*)id_iter
)->domain
;
1902 area
= ((struct gid_list_info
*)id_iter
)->area
;
1903 al_pa
= ((struct gid_list_info
*)id_iter
)->al_pa
;
1904 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
1905 loop_id
= (uint16_t)
1906 ((struct gid_list_info
*)id_iter
)->loop_id_2100
;
1908 loop_id
= le16_to_cpu(
1909 ((struct gid_list_info
*)id_iter
)->loop_id
);
1910 id_iter
+= ha
->gid_list_info_size
;
1912 /* Bypass reserved domain fields. */
1913 if ((domain
& 0xf0) == 0xf0)
1916 /* Bypass if not same domain and area of adapter. */
1917 if (area
&& domain
&&
1918 (area
!= ha
->d_id
.b
.area
|| domain
!= ha
->d_id
.b
.domain
))
1921 /* Bypass invalid local loop ID. */
1922 if (loop_id
> LAST_LOCAL_LOOP_ID
)
1925 /* Fill in member data. */
1926 new_fcport
->d_id
.b
.domain
= domain
;
1927 new_fcport
->d_id
.b
.area
= area
;
1928 new_fcport
->d_id
.b
.al_pa
= al_pa
;
1929 new_fcport
->loop_id
= loop_id
;
1930 rval2
= qla2x00_get_port_database(ha
, new_fcport
, 0);
1931 if (rval2
!= QLA_SUCCESS
) {
1932 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
1933 "information -- get_port_database=%x, "
1935 ha
->host_no
, rval2
, new_fcport
->loop_id
));
1939 /* Check for matching device in port list. */
1942 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
1943 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
1947 fcport
->flags
&= ~(FCF_FABRIC_DEVICE
|
1948 FCF_PERSISTENT_BOUND
);
1949 fcport
->loop_id
= new_fcport
->loop_id
;
1950 fcport
->port_type
= new_fcport
->port_type
;
1951 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
1952 memcpy(fcport
->node_name
, new_fcport
->node_name
,
1960 /* New device, add to fcports list. */
1961 new_fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
1962 list_add_tail(&new_fcport
->list
, &ha
->fcports
);
1964 /* Allocate a new replacement fcport. */
1965 fcport
= new_fcport
;
1966 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
1967 if (new_fcport
== NULL
) {
1968 rval
= QLA_MEMORY_ALLOC_FAILED
;
1969 goto cleanup_allocation
;
1971 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
1974 qla2x00_update_fcport(ha
, fcport
);
1982 if (rval
!= QLA_SUCCESS
) {
1983 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
1984 "rval=%x\n", ha
->host_no
, rval
));
1988 ha
->device_flags
|= DFLG_LOCAL_DEVICES
;
1989 ha
->device_flags
&= ~DFLG_RETRY_LOCAL_DEVICES
;
1996 qla2x00_probe_for_all_luns(scsi_qla_host_t
*ha
)
2000 qla2x00_mark_all_devices_lost(ha
);
2001 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2002 if (fcport
->port_type
!= FCT_TARGET
)
2005 qla2x00_update_fcport(ha
, fcport
);
2010 * qla2x00_update_fcport
2011 * Updates device on list.
2014 * ha = adapter block pointer.
2015 * fcport = port structure pointer.
2025 qla2x00_update_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2028 unsigned long flags
;
2032 fcport
->login_retry
= 0;
2033 fcport
->port_login_retry_count
= ha
->port_down_retry_count
*
2035 atomic_set(&fcport
->port_down_timer
, ha
->port_down_retry_count
*
2037 fcport
->flags
&= ~FCF_LOGIN_NEEDED
;
2040 * Check for outstanding cmd on tape Bypass LUN discovery if active
2043 if (fcport
->flags
& FCF_TAPE_PRESENT
) {
2044 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2045 for (index
= 1; index
< MAX_OUTSTANDING_COMMANDS
; index
++) {
2048 if ((sp
= ha
->outstanding_cmds
[index
]) != 0) {
2050 if (sfcp
== fcport
) {
2051 atomic_set(&fcport
->state
, FCS_ONLINE
);
2052 spin_unlock_irqrestore(
2053 &ha
->hardware_lock
, flags
);
2058 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2061 if (fcport
->port_type
== FCT_INITIATOR
||
2062 fcport
->port_type
== FCT_BROADCAST
)
2063 fcport
->device_type
= TYPE_PROCESSOR
;
2065 atomic_set(&fcport
->state
, FCS_ONLINE
);
2067 if (ha
->flags
.init_done
)
2068 qla2x00_reg_remote_port(ha
, fcport
);
2072 qla2x00_reg_remote_port(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2074 struct fc_rport_identifiers rport_ids
;
2075 struct fc_rport
*rport
;
2077 if (fcport
->rport
) {
2078 fc_remote_port_delete(fcport
->rport
);
2079 fcport
->rport
= NULL
;
2082 rport_ids
.node_name
= wwn_to_u64(fcport
->node_name
);
2083 rport_ids
.port_name
= wwn_to_u64(fcport
->port_name
);
2084 rport_ids
.port_id
= fcport
->d_id
.b
.domain
<< 16 |
2085 fcport
->d_id
.b
.area
<< 8 | fcport
->d_id
.b
.al_pa
;
2086 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2087 fcport
->rport
= rport
= fc_remote_port_add(ha
->host
, 0, &rport_ids
);
2089 qla_printk(KERN_WARNING
, ha
,
2090 "Unable to allocate fc remote port!\n");
2093 *((fc_port_t
**)rport
->dd_data
) = fcport
;
2094 rport
->supported_classes
= fcport
->supported_classes
;
2096 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2097 if (fcport
->port_type
== FCT_INITIATOR
)
2098 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_INITIATOR
;
2099 if (fcport
->port_type
== FCT_TARGET
)
2100 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_TARGET
;
2101 fc_remote_port_rolechg(rport
, rport_ids
.roles
);
2103 if (rport
->scsi_target_id
!= -1 &&
2104 rport
->scsi_target_id
< ha
->host
->max_id
)
2105 fcport
->os_target_id
= rport
->scsi_target_id
;
2109 * qla2x00_configure_fabric
2110 * Setup SNS devices with loop ID's.
2113 * ha = adapter block pointer.
2120 qla2x00_configure_fabric(scsi_qla_host_t
*ha
)
2123 fc_port_t
*fcport
, *fcptemp
;
2124 uint16_t next_loopid
;
2125 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2127 LIST_HEAD(new_fcports
);
2129 /* If FL port exists, then SNS is present */
2130 if (IS_QLA24XX(ha
) || IS_QLA25XX(ha
))
2131 loop_id
= NPH_F_PORT
;
2133 loop_id
= SNS_FL_PORT
;
2134 rval
= qla2x00_get_port_name(ha
, loop_id
, NULL
, 0);
2135 if (rval
!= QLA_SUCCESS
) {
2136 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2137 "Port\n", ha
->host_no
));
2139 ha
->device_flags
&= ~SWITCH_FOUND
;
2140 return (QLA_SUCCESS
);
2143 /* Mark devices that need re-synchronization. */
2144 rval2
= qla2x00_device_resync(ha
);
2145 if (rval2
== QLA_RSCNS_HANDLED
) {
2146 /* No point doing the scan, just continue. */
2147 return (QLA_SUCCESS
);
2151 if (ql2xfdmienable
&&
2152 test_and_clear_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
))
2153 qla2x00_fdmi_register(ha
);
2155 /* Ensure we are logged into the SNS. */
2156 if (IS_QLA24XX(ha
) || IS_QLA25XX(ha
))
2159 loop_id
= SIMPLE_NAME_SERVER
;
2160 ha
->isp_ops
.fabric_login(ha
, loop_id
, 0xff, 0xff,
2161 0xfc, mb
, BIT_1
| BIT_0
);
2162 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
2163 DEBUG2(qla_printk(KERN_INFO
, ha
,
2164 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2165 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id
,
2166 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
2167 return (QLA_SUCCESS
);
2170 if (test_and_clear_bit(REGISTER_FC4_NEEDED
, &ha
->dpc_flags
)) {
2171 if (qla2x00_rft_id(ha
)) {
2173 DEBUG2(printk("scsi(%ld): Register FC-4 "
2174 "TYPE failed.\n", ha
->host_no
));
2176 if (qla2x00_rff_id(ha
)) {
2178 DEBUG2(printk("scsi(%ld): Register FC-4 "
2179 "Features failed.\n", ha
->host_no
));
2181 if (qla2x00_rnn_id(ha
)) {
2183 DEBUG2(printk("scsi(%ld): Register Node Name "
2184 "failed.\n", ha
->host_no
));
2185 } else if (qla2x00_rsnn_nn(ha
)) {
2187 DEBUG2(printk("scsi(%ld): Register Symbolic "
2188 "Node Name failed.\n", ha
->host_no
));
2192 rval
= qla2x00_find_all_fabric_devs(ha
, &new_fcports
);
2193 if (rval
!= QLA_SUCCESS
)
2197 * Logout all previous fabric devices marked lost, except
2200 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2201 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2204 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0)
2207 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2208 qla2x00_mark_device_lost(ha
, fcport
,
2209 ql2xplogiabsentdevice
);
2210 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2211 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2212 fcport
->port_type
!= FCT_INITIATOR
&&
2213 fcport
->port_type
!= FCT_BROADCAST
) {
2215 ha
->isp_ops
.fabric_logout(ha
,
2217 fcport
->d_id
.b
.domain
,
2218 fcport
->d_id
.b
.area
,
2219 fcport
->d_id
.b
.al_pa
);
2220 fcport
->loop_id
= FC_NO_LOOP_ID
;
2225 /* Starting free loop ID. */
2226 next_loopid
= ha
->min_external_loopid
;
2229 * Scan through our port list and login entries that need to be
2232 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2233 if (atomic_read(&ha
->loop_down_timer
) ||
2234 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2237 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2238 (fcport
->flags
& FCF_LOGIN_NEEDED
) == 0)
2241 if (fcport
->loop_id
== FC_NO_LOOP_ID
) {
2242 fcport
->loop_id
= next_loopid
;
2243 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2244 if (rval
!= QLA_SUCCESS
) {
2245 /* Ran out of IDs to use */
2249 /* Login and update database */
2250 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2253 /* Exit if out of loop IDs. */
2254 if (rval
!= QLA_SUCCESS
) {
2259 * Login and add the new devices to our port list.
2261 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2262 if (atomic_read(&ha
->loop_down_timer
) ||
2263 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2266 /* Find a new loop ID to use. */
2267 fcport
->loop_id
= next_loopid
;
2268 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2269 if (rval
!= QLA_SUCCESS
) {
2270 /* Ran out of IDs to use */
2274 /* Remove device from the new list and add it to DB */
2275 list_del(&fcport
->list
);
2276 list_add_tail(&fcport
->list
, &ha
->fcports
);
2278 /* Login and update database */
2279 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2283 /* Free all new device structures not processed. */
2284 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2285 list_del(&fcport
->list
);
2290 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
2291 "rval=%d\n", ha
->host_no
, rval
));
2299 * qla2x00_find_all_fabric_devs
2302 * ha = adapter block pointer.
2303 * dev = database device entry pointer.
2312 qla2x00_find_all_fabric_devs(scsi_qla_host_t
*ha
, struct list_head
*new_fcports
)
2316 fc_port_t
*fcport
, *new_fcport
, *fcptemp
;
2321 int first_dev
, last_dev
;
2322 port_id_t wrap
, nxt_d_id
;
2326 /* Try GID_PT to get device list, else GAN. */
2327 swl
= kmalloc(sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
, GFP_ATOMIC
);
2330 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
2331 "on GA_NXT\n", ha
->host_no
));
2333 memset(swl
, 0, sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
);
2334 if (qla2x00_gid_pt(ha
, swl
) != QLA_SUCCESS
) {
2337 } else if (qla2x00_gpn_id(ha
, swl
) != QLA_SUCCESS
) {
2340 } else if (qla2x00_gnn_id(ha
, swl
) != QLA_SUCCESS
) {
2347 /* Allocate temporary fcport for any new fcports discovered. */
2348 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2349 if (new_fcport
== NULL
) {
2351 return (QLA_MEMORY_ALLOC_FAILED
);
2353 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2355 /* Set start port ID scan at adapter ID. */
2359 /* Starting free loop ID. */
2360 loop_id
= ha
->min_external_loopid
;
2361 for (; loop_id
<= ha
->last_loop_id
; loop_id
++) {
2362 if (qla2x00_is_reserved_id(ha
, loop_id
))
2365 if (atomic_read(&ha
->loop_down_timer
) ||
2366 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2371 wrap
.b24
= new_fcport
->d_id
.b24
;
2373 new_fcport
->d_id
.b24
= swl
[swl_idx
].d_id
.b24
;
2374 memcpy(new_fcport
->node_name
,
2375 swl
[swl_idx
].node_name
, WWN_SIZE
);
2376 memcpy(new_fcport
->port_name
,
2377 swl
[swl_idx
].port_name
, WWN_SIZE
);
2379 if (swl
[swl_idx
].d_id
.b
.rsvd_1
!= 0) {
2385 /* Send GA_NXT to the switch */
2386 rval
= qla2x00_ga_nxt(ha
, new_fcport
);
2387 if (rval
!= QLA_SUCCESS
) {
2388 qla_printk(KERN_WARNING
, ha
,
2389 "SNS scan failed -- assuming zero-entry "
2391 list_for_each_entry_safe(fcport
, fcptemp
,
2392 new_fcports
, list
) {
2393 list_del(&fcport
->list
);
2401 /* If wrap on switch device list, exit. */
2403 wrap
.b24
= new_fcport
->d_id
.b24
;
2405 } else if (new_fcport
->d_id
.b24
== wrap
.b24
) {
2406 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
2407 ha
->host_no
, new_fcport
->d_id
.b
.domain
,
2408 new_fcport
->d_id
.b
.area
, new_fcport
->d_id
.b
.al_pa
));
2412 /* Bypass if host adapter. */
2413 if (new_fcport
->d_id
.b24
== ha
->d_id
.b24
)
2416 /* Bypass if same domain and area of adapter. */
2417 if (((new_fcport
->d_id
.b24
& 0xffff00) ==
2418 (ha
->d_id
.b24
& 0xffff00)) && ha
->current_topology
==
2422 /* Bypass reserved domain fields. */
2423 if ((new_fcport
->d_id
.b
.domain
& 0xf0) == 0xf0)
2426 /* Locate matching device in database. */
2428 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2429 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2436 * If address the same and state FCS_ONLINE, nothing
2439 if (fcport
->d_id
.b24
== new_fcport
->d_id
.b24
&&
2440 atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2445 * If device was not a fabric device before.
2447 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
2448 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2449 fcport
->loop_id
= FC_NO_LOOP_ID
;
2450 fcport
->flags
|= (FCF_FABRIC_DEVICE
|
2452 fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2457 * Port ID changed or device was marked to be updated;
2458 * Log it out if still logged in and mark it for
2461 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2462 fcport
->flags
|= FCF_LOGIN_NEEDED
;
2463 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2464 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2465 fcport
->port_type
!= FCT_INITIATOR
&&
2466 fcport
->port_type
!= FCT_BROADCAST
) {
2467 ha
->isp_ops
.fabric_logout(ha
, fcport
->loop_id
,
2468 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2469 fcport
->d_id
.b
.al_pa
);
2470 fcport
->loop_id
= FC_NO_LOOP_ID
;
2479 /* If device was not in our fcports list, then add it. */
2480 list_add_tail(&new_fcport
->list
, new_fcports
);
2482 /* Allocate a new replacement fcport. */
2483 nxt_d_id
.b24
= new_fcport
->d_id
.b24
;
2484 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2485 if (new_fcport
== NULL
) {
2487 return (QLA_MEMORY_ALLOC_FAILED
);
2489 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2490 new_fcport
->d_id
.b24
= nxt_d_id
.b24
;
2496 if (!list_empty(new_fcports
))
2497 ha
->device_flags
|= DFLG_FABRIC_DEVICES
;
2503 * qla2x00_find_new_loop_id
2504 * Scan through our port list and find a new usable loop ID.
2507 * ha: adapter state pointer.
2508 * dev: port structure pointer.
2511 * qla2x00 local function return status code.
2517 qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
)
2522 uint16_t first_loop_id
;
2526 /* Save starting loop ID. */
2527 first_loop_id
= dev
->loop_id
;
2530 /* Skip loop ID if already used by adapter. */
2531 if (dev
->loop_id
== ha
->loop_id
) {
2535 /* Skip reserved loop IDs. */
2536 while (qla2x00_is_reserved_id(ha
, dev
->loop_id
)) {
2540 /* Reset loop ID if passed the end. */
2541 if (dev
->loop_id
> ha
->last_loop_id
) {
2542 /* first loop ID. */
2543 dev
->loop_id
= ha
->min_external_loopid
;
2546 /* Check for loop ID being already in use. */
2549 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2550 if (fcport
->loop_id
== dev
->loop_id
&& fcport
!= dev
) {
2551 /* ID possibly in use */
2557 /* If not in use then it is free to use. */
2562 /* ID in use. Try next value. */
2565 /* If wrap around. No free ID to use. */
2566 if (dev
->loop_id
== first_loop_id
) {
2567 dev
->loop_id
= FC_NO_LOOP_ID
;
2568 rval
= QLA_FUNCTION_FAILED
;
2577 * qla2x00_device_resync
2578 * Marks devices in the database that needs resynchronization.
2581 * ha = adapter block pointer.
2587 qla2x00_device_resync(scsi_qla_host_t
*ha
)
2593 uint32_t rscn_entry
;
2594 uint8_t rscn_out_iter
;
2598 rval
= QLA_RSCNS_HANDLED
;
2600 while (ha
->rscn_out_ptr
!= ha
->rscn_in_ptr
||
2601 ha
->flags
.rscn_queue_overflow
) {
2603 rscn_entry
= ha
->rscn_queue
[ha
->rscn_out_ptr
];
2604 format
= MSB(MSW(rscn_entry
));
2605 d_id
.b
.domain
= LSB(MSW(rscn_entry
));
2606 d_id
.b
.area
= MSB(LSW(rscn_entry
));
2607 d_id
.b
.al_pa
= LSB(LSW(rscn_entry
));
2609 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
2610 "[%02x/%02x%02x%02x].\n",
2611 ha
->host_no
, ha
->rscn_out_ptr
, format
, d_id
.b
.domain
,
2612 d_id
.b
.area
, d_id
.b
.al_pa
));
2615 if (ha
->rscn_out_ptr
== MAX_RSCN_COUNT
)
2616 ha
->rscn_out_ptr
= 0;
2618 /* Skip duplicate entries. */
2619 for (rscn_out_iter
= ha
->rscn_out_ptr
;
2620 !ha
->flags
.rscn_queue_overflow
&&
2621 rscn_out_iter
!= ha
->rscn_in_ptr
;
2622 rscn_out_iter
= (rscn_out_iter
==
2623 (MAX_RSCN_COUNT
- 1)) ? 0: rscn_out_iter
+ 1) {
2625 if (rscn_entry
!= ha
->rscn_queue
[rscn_out_iter
])
2628 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
2629 "entry found at [%d].\n", ha
->host_no
,
2632 ha
->rscn_out_ptr
= rscn_out_iter
;
2635 /* Queue overflow, set switch default case. */
2636 if (ha
->flags
.rscn_queue_overflow
) {
2637 DEBUG(printk("scsi(%ld): device_resync: rscn "
2638 "overflow.\n", ha
->host_no
));
2641 ha
->flags
.rscn_queue_overflow
= 0;
2646 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
) &&
2647 !IS_QLA6312(ha
) && !IS_QLA6322(ha
) &&
2648 !IS_QLA24XX(ha
) && !IS_QLA25XX(ha
) &&
2649 ha
->flags
.init_done
) {
2650 /* Handle port RSCN via asyncronous IOCBs */
2651 rval2
= qla2x00_handle_port_rscn(ha
, rscn_entry
,
2653 if (rval2
== QLA_SUCCESS
)
2667 ha
->rscn_out_ptr
= ha
->rscn_in_ptr
;
2673 /* Abort any outstanding IO descriptors. */
2674 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
))
2675 qla2x00_cancel_io_descriptors(ha
);
2677 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2678 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2679 (fcport
->d_id
.b24
& mask
) != d_id
.b24
||
2680 fcport
->port_type
== FCT_BROADCAST
)
2683 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2685 fcport
->port_type
!= FCT_INITIATOR
) {
2686 qla2x00_mark_device_lost(ha
, fcport
, 0);
2689 fcport
->flags
&= ~FCF_FARP_DONE
;
2696 * qla2x00_fabric_dev_login
2697 * Login fabric target device and update FC port database.
2700 * ha: adapter state pointer.
2701 * fcport: port structure list pointer.
2702 * next_loopid: contains value of a new loop ID that can be used
2703 * by the next login attempt.
2706 * qla2x00 local function return status code.
2712 qla2x00_fabric_dev_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2713 uint16_t *next_loopid
)
2722 rval
= qla2x00_fabric_login(ha
, fcport
, next_loopid
);
2723 if (rval
== QLA_SUCCESS
) {
2724 /* Send an ADISC to tape devices.*/
2726 if (fcport
->flags
& FCF_TAPE_PRESENT
)
2728 rval
= qla2x00_get_port_database(ha
, fcport
, opts
);
2729 if (rval
!= QLA_SUCCESS
) {
2730 ha
->isp_ops
.fabric_logout(ha
, fcport
->loop_id
,
2731 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2732 fcport
->d_id
.b
.al_pa
);
2733 qla2x00_mark_device_lost(ha
, fcport
, 1);
2736 qla2x00_update_fcport(ha
, fcport
);
2744 * qla2x00_fabric_login
2745 * Issue fabric login command.
2748 * ha = adapter block pointer.
2749 * device = pointer to FC device type structure.
2752 * 0 - Login successfully
2754 * 2 - Initiator device
2758 qla2x00_fabric_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2759 uint16_t *next_loopid
)
2763 uint16_t tmp_loopid
;
2764 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2770 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
2771 "for port %02x%02x%02x.\n",
2772 ha
->host_no
, fcport
->loop_id
, fcport
->d_id
.b
.domain
,
2773 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
2775 /* Login fcport on switch. */
2776 ha
->isp_ops
.fabric_login(ha
, fcport
->loop_id
,
2777 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2778 fcport
->d_id
.b
.al_pa
, mb
, BIT_0
);
2779 if (mb
[0] == MBS_PORT_ID_USED
) {
2781 * Device has another loop ID. The firmware team
2782 * recommends the driver perform an implicit login with
2783 * the specified ID again. The ID we just used is save
2784 * here so we return with an ID that can be tried by
2788 tmp_loopid
= fcport
->loop_id
;
2789 fcport
->loop_id
= mb
[1];
2791 DEBUG(printk("Fabric Login: port in use - next "
2792 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
2793 fcport
->loop_id
, fcport
->d_id
.b
.domain
,
2794 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
2796 } else if (mb
[0] == MBS_COMMAND_COMPLETE
) {
2801 /* A retry occurred before. */
2802 *next_loopid
= tmp_loopid
;
2805 * No retry occurred before. Just increment the
2806 * ID value for next login.
2808 *next_loopid
= (fcport
->loop_id
+ 1);
2811 if (mb
[1] & BIT_0
) {
2812 fcport
->port_type
= FCT_INITIATOR
;
2814 fcport
->port_type
= FCT_TARGET
;
2815 if (mb
[1] & BIT_1
) {
2816 fcport
->flags
|= FCF_TAPE_PRESENT
;
2821 fcport
->supported_classes
|= FC_COS_CLASS2
;
2823 fcport
->supported_classes
|= FC_COS_CLASS3
;
2827 } else if (mb
[0] == MBS_LOOP_ID_USED
) {
2829 * Loop ID already used, try next loop ID.
2832 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2833 if (rval
!= QLA_SUCCESS
) {
2834 /* Ran out of loop IDs to use */
2837 } else if (mb
[0] == MBS_COMMAND_ERROR
) {
2839 * Firmware possibly timed out during login. If NO
2840 * retries are left to do then the device is declared
2843 *next_loopid
= fcport
->loop_id
;
2844 ha
->isp_ops
.fabric_logout(ha
, fcport
->loop_id
,
2845 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2846 fcport
->d_id
.b
.al_pa
);
2847 qla2x00_mark_device_lost(ha
, fcport
, 1);
2853 * unrecoverable / not handled error
2855 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
2856 "loop_id=%x jiffies=%lx.\n",
2857 __func__
, ha
->host_no
, mb
[0],
2858 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2859 fcport
->d_id
.b
.al_pa
, fcport
->loop_id
, jiffies
));
2861 *next_loopid
= fcport
->loop_id
;
2862 ha
->isp_ops
.fabric_logout(ha
, fcport
->loop_id
,
2863 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2864 fcport
->d_id
.b
.al_pa
);
2865 fcport
->loop_id
= FC_NO_LOOP_ID
;
2866 fcport
->login_retry
= 0;
2877 * qla2x00_local_device_login
2878 * Issue local device login command.
2881 * ha = adapter block pointer.
2882 * loop_id = loop id of device to login to.
2884 * Returns (Where's the #define!!!!):
2885 * 0 - Login successfully
2890 qla2x00_local_device_login(scsi_qla_host_t
*ha
, uint16_t loop_id
)
2893 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2895 memset(mb
, 0, sizeof(mb
));
2896 rval
= qla2x00_login_local_device(ha
, loop_id
, mb
, BIT_0
);
2897 if (rval
== QLA_SUCCESS
) {
2898 /* Interrogate mailbox registers for any errors */
2899 if (mb
[0] == MBS_COMMAND_ERROR
)
2901 else if (mb
[0] == MBS_COMMAND_PARAMETER_ERROR
)
2902 /* device not in PCB table */
2910 * qla2x00_loop_resync
2911 * Resync with fibre channel devices.
2914 * ha = adapter block pointer.
2920 qla2x00_loop_resync(scsi_qla_host_t
*ha
)
2927 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
2928 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
2929 if (ha
->flags
.online
) {
2930 if (!(rval
= qla2x00_fw_ready(ha
))) {
2931 /* Wait at most MAX_TARGET RSCNs for a stable link. */
2934 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
2936 /* Issue a marker after FW becomes ready. */
2937 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
2938 ha
->marker_needed
= 0;
2940 /* Remap devices on Loop. */
2941 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
2943 qla2x00_configure_loop(ha
);
2945 } while (!atomic_read(&ha
->loop_down_timer
) &&
2946 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
2948 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
2952 if (test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) {
2953 return (QLA_FUNCTION_FAILED
);
2957 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__
));
2964 qla2x00_rescan_fcports(scsi_qla_host_t
*ha
)
2970 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2971 if ((fcport
->flags
& FCF_RESCAN_NEEDED
) == 0)
2974 qla2x00_update_fcport(ha
, fcport
);
2975 fcport
->flags
&= ~FCF_RESCAN_NEEDED
;
2979 qla2x00_probe_for_all_luns(ha
);
2984 * Resets ISP and aborts all outstanding commands.
2987 * ha = adapter block pointer.
2993 qla2x00_abort_isp(scsi_qla_host_t
*ha
)
2995 unsigned long flags
= 0;
3000 if (ha
->flags
.online
) {
3001 ha
->flags
.online
= 0;
3002 clear_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
3004 qla_printk(KERN_INFO
, ha
,
3005 "Performing ISP error recovery - ha= %p.\n", ha
);
3006 ha
->isp_ops
.reset_chip(ha
);
3008 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
3009 if (atomic_read(&ha
->loop_state
) != LOOP_DOWN
) {
3010 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
3011 qla2x00_mark_all_devices_lost(ha
);
3013 if (!atomic_read(&ha
->loop_down_timer
))
3014 atomic_set(&ha
->loop_down_timer
,
3018 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3019 /* Requeue all commands in outstanding command list. */
3020 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
3021 sp
= ha
->outstanding_cmds
[cnt
];
3023 ha
->outstanding_cmds
[cnt
] = NULL
;
3025 sp
->cmd
->result
= DID_RESET
<< 16;
3026 sp
->cmd
->host_scribble
= (unsigned char *)NULL
;
3027 qla2x00_sp_compl(ha
, sp
);
3030 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3032 ha
->isp_ops
.nvram_config(ha
);
3034 if (!qla2x00_restart_isp(ha
)) {
3035 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3037 if (!atomic_read(&ha
->loop_down_timer
)) {
3039 * Issue marker command only when we are going
3040 * to start the I/O .
3042 ha
->marker_needed
= 1;
3045 ha
->flags
.online
= 1;
3047 ha
->isp_ops
.enable_intrs(ha
);
3049 ha
->isp_abort_cnt
= 0;
3050 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3051 } else { /* failed the ISP abort */
3052 ha
->flags
.online
= 1;
3053 if (test_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
)) {
3054 if (ha
->isp_abort_cnt
== 0) {
3055 qla_printk(KERN_WARNING
, ha
,
3056 "ISP error recovery failed - "
3057 "board disabled\n");
3059 * The next call disables the board
3062 ha
->isp_ops
.reset_adapter(ha
);
3063 ha
->flags
.online
= 0;
3064 clear_bit(ISP_ABORT_RETRY
,
3067 } else { /* schedule another ISP abort */
3068 ha
->isp_abort_cnt
--;
3069 DEBUG(printk("qla%ld: ISP abort - "
3070 "retry remaining %d\n",
3071 ha
->host_no
, ha
->isp_abort_cnt
);)
3075 ha
->isp_abort_cnt
= MAX_RETRIES_OF_ISP_ABORT
;
3076 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3077 "- retrying (%d) more times\n",
3078 ha
->host_no
, ha
->isp_abort_cnt
);)
3079 set_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3087 qla_printk(KERN_INFO
, ha
,
3088 "qla2x00_abort_isp: **** FAILED ****\n");
3090 DEBUG(printk(KERN_INFO
3091 "qla2x00_abort_isp(%ld): exiting.\n",
3099 * qla2x00_restart_isp
3100 * restarts the ISP after a reset
3103 * ha = adapter block pointer.
3109 qla2x00_restart_isp(scsi_qla_host_t
*ha
)
3112 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3113 unsigned long flags
= 0;
3116 /* If firmware needs to be loaded */
3117 if (qla2x00_isp_firmware(ha
)) {
3118 ha
->flags
.online
= 0;
3119 if (!(status
= ha
->isp_ops
.chip_diag(ha
))) {
3120 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
3121 status
= qla2x00_setup_chip(ha
);
3125 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3127 if (!IS_QLA24XX(ha
) && !IS_QLA25XX(ha
)) {
3129 * Disable SRAM, Instruction RAM and GP RAM
3132 WRT_REG_WORD(®
->hccr
,
3133 (HCCR_ENABLE_PARITY
+ 0x0));
3134 RD_REG_WORD(®
->hccr
);
3137 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3139 status
= qla2x00_setup_chip(ha
);
3141 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3143 if (!IS_QLA24XX(ha
) && !IS_QLA25XX(ha
)) {
3144 /* Enable proper parity */
3147 WRT_REG_WORD(®
->hccr
,
3148 (HCCR_ENABLE_PARITY
+ 0x1));
3151 * SRAM, Instruction RAM and GP RAM
3154 WRT_REG_WORD(®
->hccr
,
3155 (HCCR_ENABLE_PARITY
+ 0x7));
3156 RD_REG_WORD(®
->hccr
);
3159 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3164 if (!status
&& !(status
= qla2x00_init_rings(ha
))) {
3165 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3166 if (!(status
= qla2x00_fw_ready(ha
))) {
3167 DEBUG(printk("%s(): Start configure loop, "
3168 "status = %d\n", __func__
, status
);)
3170 /* Issue a marker after FW becomes ready. */
3171 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3173 ha
->flags
.online
= 1;
3174 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3177 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3178 qla2x00_configure_loop(ha
);
3180 } while (!atomic_read(&ha
->loop_down_timer
) &&
3181 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3183 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3186 /* if no cable then assume it's good */
3187 if ((ha
->device_flags
& DFLG_NO_CABLE
))
3190 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3198 * qla2x00_reset_adapter
3202 * ha = adapter block pointer.
3205 qla2x00_reset_adapter(scsi_qla_host_t
*ha
)
3207 unsigned long flags
= 0;
3208 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3210 ha
->flags
.online
= 0;
3211 ha
->isp_ops
.disable_intrs(ha
);
3213 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3214 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
3215 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3216 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
3217 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3218 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3222 qla24xx_reset_adapter(scsi_qla_host_t
*ha
)
3224 unsigned long flags
= 0;
3225 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
3227 ha
->flags
.online
= 0;
3228 ha
->isp_ops
.disable_intrs(ha
);
3230 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3231 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
3232 RD_REG_DWORD(®
->hccr
);
3233 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
3234 RD_REG_DWORD(®
->hccr
);
3235 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3239 qla24xx_nvram_config(scsi_qla_host_t
*ha
)
3242 struct init_cb_24xx
*icb
;
3243 struct nvram_24xx
*nv
;
3245 uint8_t *dptr1
, *dptr2
;
3250 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
3251 nv
= (struct nvram_24xx
*)ha
->request_ring
;
3253 /* Determine NVRAM starting address. */
3254 ha
->nvram_size
= sizeof(struct nvram_24xx
);
3255 ha
->nvram_base
= FA_NVRAM_FUNC0_ADDR
;
3256 if (PCI_FUNC(ha
->pdev
->devfn
))
3257 ha
->nvram_base
= FA_NVRAM_FUNC1_ADDR
;
3259 /* Get NVRAM data and calculate checksum. */
3260 dptr
= (uint32_t *)nv
;
3261 ha
->isp_ops
.read_nvram(ha
, (uint8_t *)dptr
, ha
->nvram_base
,
3263 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
>> 2; cnt
++)
3264 chksum
+= le32_to_cpu(*dptr
++);
3266 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
3267 DEBUG5(qla2x00_dump_buffer((uint8_t *)ha
->request_ring
,
3270 /* Bad NVRAM data, set defaults parameters. */
3271 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' || nv
->id
[2] != 'P'
3272 || nv
->id
[3] != ' ' ||
3273 nv
->nvram_version
< __constant_cpu_to_le16(ICB_VERSION
)) {
3274 /* Reset NVRAM data. */
3275 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
3276 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
3277 le16_to_cpu(nv
->nvram_version
));
3278 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
3279 "invalid -- WWPN) defaults.\n");
3282 * Set default initialization control block.
3284 memset(nv
, 0, ha
->nvram_size
);
3285 nv
->nvram_version
= __constant_cpu_to_le16(ICB_VERSION
);
3286 nv
->version
= __constant_cpu_to_le16(ICB_VERSION
);
3287 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
3288 nv
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3289 nv
->exchange_count
= __constant_cpu_to_le16(0);
3290 nv
->hard_address
= __constant_cpu_to_le16(124);
3291 nv
->port_name
[0] = 0x21;
3292 nv
->port_name
[1] = 0x00 + PCI_FUNC(ha
->pdev
->devfn
);
3293 nv
->port_name
[2] = 0x00;
3294 nv
->port_name
[3] = 0xe0;
3295 nv
->port_name
[4] = 0x8b;
3296 nv
->port_name
[5] = 0x1c;
3297 nv
->port_name
[6] = 0x55;
3298 nv
->port_name
[7] = 0x86;
3299 nv
->node_name
[0] = 0x20;
3300 nv
->node_name
[1] = 0x00;
3301 nv
->node_name
[2] = 0x00;
3302 nv
->node_name
[3] = 0xe0;
3303 nv
->node_name
[4] = 0x8b;
3304 nv
->node_name
[5] = 0x1c;
3305 nv
->node_name
[6] = 0x55;
3306 nv
->node_name
[7] = 0x86;
3307 nv
->login_retry_count
= __constant_cpu_to_le16(8);
3308 nv
->link_down_timeout
= __constant_cpu_to_le16(200);
3309 nv
->interrupt_delay_timer
= __constant_cpu_to_le16(0);
3310 nv
->login_timeout
= __constant_cpu_to_le16(0);
3311 nv
->firmware_options_1
=
3312 __constant_cpu_to_le32(BIT_14
|BIT_13
|BIT_2
|BIT_1
);
3313 nv
->firmware_options_2
= __constant_cpu_to_le32(2 << 4);
3314 nv
->firmware_options_2
|= __constant_cpu_to_le32(BIT_12
);
3315 nv
->firmware_options_3
= __constant_cpu_to_le32(2 << 13);
3316 nv
->host_p
= __constant_cpu_to_le32(BIT_11
|BIT_10
);
3317 nv
->efi_parameters
= __constant_cpu_to_le32(0);
3318 nv
->reset_delay
= 5;
3319 nv
->max_luns_per_target
= __constant_cpu_to_le16(128);
3320 nv
->port_down_retry_count
= __constant_cpu_to_le16(30);
3321 nv
->link_down_timeout
= __constant_cpu_to_le16(30);
3326 /* Reset Initialization control block */
3327 memset(icb
, 0, sizeof(struct init_cb_24xx
));
3329 /* Copy 1st segment. */
3330 dptr1
= (uint8_t *)icb
;
3331 dptr2
= (uint8_t *)&nv
->version
;
3332 cnt
= (uint8_t *)&icb
->response_q_inpointer
- (uint8_t *)&icb
->version
;
3334 *dptr1
++ = *dptr2
++;
3336 icb
->login_retry_count
= nv
->login_retry_count
;
3337 icb
->link_down_timeout
= nv
->link_down_timeout
;
3339 /* Copy 2nd segment. */
3340 dptr1
= (uint8_t *)&icb
->interrupt_delay_timer
;
3341 dptr2
= (uint8_t *)&nv
->interrupt_delay_timer
;
3342 cnt
= (uint8_t *)&icb
->reserved_3
-
3343 (uint8_t *)&icb
->interrupt_delay_timer
;
3345 *dptr1
++ = *dptr2
++;
3348 * Setup driver NVRAM options.
3350 if (memcmp(nv
->model_name
, BINZERO
, sizeof(nv
->model_name
)) != 0) {
3354 strncpy(ha
->model_number
, nv
->model_name
,
3355 sizeof(nv
->model_name
));
3356 st
= en
= ha
->model_number
;
3357 en
+= sizeof(nv
->model_name
) - 1;
3359 if (*en
!= 0x20 && *en
!= 0x00)
3364 index
= (ha
->pdev
->subsystem_device
& 0xff);
3365 if (index
< QLA_MODEL_NAMES
)
3366 ha
->model_desc
= qla2x00_model_desc
[index
];
3368 strcpy(ha
->model_number
, "QLA2462");
3370 /* Prepare nodename */
3371 if ((icb
->firmware_options_1
& BIT_14
) == 0) {
3373 * Firmware will apply the following mask if the nodename was
3376 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
3377 icb
->node_name
[0] &= 0xF0;
3380 /* Set host adapter parameters. */
3381 ha
->flags
.disable_risc_code_load
= 0;
3382 ha
->flags
.enable_lip_reset
= 1;
3383 ha
->flags
.enable_lip_full_login
= 1;
3384 ha
->flags
.enable_target_reset
= 1;
3385 ha
->flags
.enable_led_scheme
= 0;
3387 ha
->operating_mode
=
3388 (icb
->firmware_options_2
& (BIT_6
| BIT_5
| BIT_4
)) >> 4;
3390 memcpy(ha
->fw_seriallink_options24
, nv
->seriallink_options
,
3391 sizeof(ha
->fw_seriallink_options24
));
3393 /* save HBA serial number */
3394 ha
->serial0
= icb
->port_name
[5];
3395 ha
->serial1
= icb
->port_name
[6];
3396 ha
->serial2
= icb
->port_name
[7];
3397 ha
->node_name
= icb
->node_name
;
3398 ha
->port_name
= icb
->port_name
;
3400 ha
->retry_count
= le16_to_cpu(nv
->login_retry_count
);
3402 /* Set minimum login_timeout to 4 seconds. */
3403 if (le16_to_cpu(nv
->login_timeout
) < ql2xlogintimeout
)
3404 nv
->login_timeout
= cpu_to_le16(ql2xlogintimeout
);
3405 if (le16_to_cpu(nv
->login_timeout
) < 4)
3406 nv
->login_timeout
= __constant_cpu_to_le16(4);
3407 ha
->login_timeout
= le16_to_cpu(nv
->login_timeout
);
3408 icb
->login_timeout
= cpu_to_le16(nv
->login_timeout
);
3410 /* Set minimum RATOV to 200 tenths of a second. */
3413 ha
->loop_reset_delay
= nv
->reset_delay
;
3415 /* Link Down Timeout = 0:
3417 * When Port Down timer expires we will start returning
3418 * I/O's to OS with "DID_NO_CONNECT".
3420 * Link Down Timeout != 0:
3422 * The driver waits for the link to come up after link down
3423 * before returning I/Os to OS with "DID_NO_CONNECT".
3425 if (le16_to_cpu(nv
->link_down_timeout
) == 0) {
3426 ha
->loop_down_abort_time
=
3427 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
3429 ha
->link_down_timeout
= le16_to_cpu(nv
->link_down_timeout
);
3430 ha
->loop_down_abort_time
=
3431 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
3434 /* Need enough time to try and get the port back. */
3435 ha
->port_down_retry_count
= le16_to_cpu(nv
->port_down_retry_count
);
3436 if (qlport_down_retry
)
3437 ha
->port_down_retry_count
= qlport_down_retry
;
3439 /* Set login_retry_count */
3440 ha
->login_retry_count
= le16_to_cpu(nv
->login_retry_count
);
3441 if (ha
->port_down_retry_count
==
3442 le16_to_cpu(nv
->port_down_retry_count
) &&
3443 ha
->port_down_retry_count
> 3)
3444 ha
->login_retry_count
= ha
->port_down_retry_count
;
3445 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
3446 ha
->login_retry_count
= ha
->port_down_retry_count
;
3447 if (ql2xloginretrycount
)
3448 ha
->login_retry_count
= ql2xloginretrycount
;
3451 if (!ha
->flags
.init_done
) {
3452 ha
->zio_mode
= le32_to_cpu(icb
->firmware_options_2
) &
3453 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
3454 ha
->zio_timer
= le16_to_cpu(icb
->interrupt_delay_timer
) ?
3455 le16_to_cpu(icb
->interrupt_delay_timer
): 2;
3457 icb
->firmware_options_2
&= __constant_cpu_to_le32(
3458 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
));
3459 ha
->flags
.process_response_queue
= 0;
3460 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
3461 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
3462 "(%d us).\n", ha
->host_no
, ha
->zio_mode
,
3463 ha
->zio_timer
* 100));
3464 qla_printk(KERN_INFO
, ha
,
3465 "ZIO mode %d enabled; timer delay (%d us).\n",
3466 ha
->zio_mode
, ha
->zio_timer
* 100);
3468 icb
->firmware_options_2
|= cpu_to_le32(
3469 (uint32_t)ha
->zio_mode
);
3470 icb
->interrupt_delay_timer
= cpu_to_le16(ha
->zio_timer
);
3471 ha
->flags
.process_response_queue
= 1;
3475 DEBUG2_3(printk(KERN_WARNING
3476 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
3482 qla2x00_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3486 uint16_t *risc_code
;
3487 unsigned long risc_address
;
3488 unsigned long risc_code_size
;
3492 struct qla_fw_info
*fw_iter
;
3496 /* Load firmware sequences */
3497 fw_iter
= ha
->brd_info
->fw_info
;
3498 *srisc_addr
= *ha
->brd_info
->fw_info
->fwstart
;
3499 while (fw_iter
->addressing
!= FW_INFO_ADDR_NOMORE
) {
3500 risc_code
= fw_iter
->fwcode
;
3501 risc_code_size
= *fw_iter
->fwlen
;
3503 if (fw_iter
->addressing
== FW_INFO_ADDR_NORMAL
) {
3504 risc_address
= *fw_iter
->fwstart
;
3506 /* Extended address */
3507 risc_address
= *fw_iter
->lfwstart
;
3512 while (risc_code_size
> 0 && !rval
) {
3513 cnt
= (uint16_t)(ha
->fw_transfer_size
>> 1);
3514 if (cnt
> risc_code_size
)
3515 cnt
= risc_code_size
;
3517 DEBUG7(printk("scsi(%ld): Loading risc segment@ "
3518 "addr %p, number of bytes 0x%x, offset 0x%lx.\n",
3519 ha
->host_no
, risc_code
, cnt
, risc_address
));
3521 req_ring
= (uint16_t *)ha
->request_ring
;
3522 for (i
= 0; i
< cnt
; i
++)
3523 req_ring
[i
] = cpu_to_le16(risc_code
[i
]);
3525 if (fw_iter
->addressing
== FW_INFO_ADDR_NORMAL
) {
3526 rval
= qla2x00_load_ram(ha
, ha
->request_dma
,
3529 rval
= qla2x00_load_ram_ext(ha
,
3530 ha
->request_dma
, risc_address
, cnt
);
3533 DEBUG(printk("scsi(%ld): [ERROR] Failed to "
3534 "load segment %d of firmware\n",
3536 qla_printk(KERN_WARNING
, ha
,
3537 "[ERROR] Failed to load segment %d of "
3540 qla2x00_dump_regs(ha
);
3545 risc_address
+= cnt
;
3546 risc_code_size
-= cnt
;
3550 /* Next firmware sequence */
3558 qla24xx_load_risc_flash(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3561 int segments
, fragment
;
3563 uint32_t *dcode
, dlen
;
3570 segments
= FA_RISC_CODE_SEGMENTS
;
3571 faddr
= FA_RISC_CODE_ADDR
;
3572 dcode
= (uint32_t *)ha
->request_ring
;
3575 /* Validate firmware image by checking version. */
3576 qla24xx_read_flash_data(ha
, dcode
, faddr
+ 4, 4);
3577 for (i
= 0; i
< 4; i
++)
3578 dcode
[i
] = be32_to_cpu(dcode
[i
]);
3579 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3580 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3581 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3583 qla_printk(KERN_WARNING
, ha
,
3584 "Unable to verify integrity of flash firmware image!\n");
3585 qla_printk(KERN_WARNING
, ha
,
3586 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3587 dcode
[1], dcode
[2], dcode
[3]);
3589 return QLA_FUNCTION_FAILED
;
3592 while (segments
&& rval
== QLA_SUCCESS
) {
3593 /* Read segment's load information. */
3594 qla24xx_read_flash_data(ha
, dcode
, faddr
, 4);
3596 risc_addr
= be32_to_cpu(dcode
[2]);
3597 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3598 risc_size
= be32_to_cpu(dcode
[3]);
3601 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3602 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3603 if (dlen
> risc_size
)
3606 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3607 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
3608 ha
->host_no
, risc_addr
, dlen
, faddr
));
3610 qla24xx_read_flash_data(ha
, dcode
, faddr
, dlen
);
3611 for (i
= 0; i
< dlen
; i
++)
3612 dcode
[i
] = swab32(dcode
[i
]);
3614 rval
= qla2x00_load_ram_ext(ha
, ha
->request_dma
,
3617 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3618 "segment %d of firmware\n", ha
->host_no
,
3620 qla_printk(KERN_WARNING
, ha
,
3621 "[ERROR] Failed to load segment %d of "
3622 "firmware\n", fragment
);
3640 qla24xx_load_risc_hotplug(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3643 int segments
, fragment
;
3644 uint32_t *dcode
, dlen
;
3648 const struct firmware
*fw_entry
;
3649 uint32_t *fwcode
, fwclen
;
3651 if (request_firmware(&fw_entry
, ha
->brd_info
->fw_fname
,
3653 qla_printk(KERN_ERR
, ha
,
3654 "Firmware image file not available: '%s'\n",
3655 ha
->brd_info
->fw_fname
);
3656 return QLA_FUNCTION_FAILED
;
3661 segments
= FA_RISC_CODE_SEGMENTS
;
3662 dcode
= (uint32_t *)ha
->request_ring
;
3664 fwcode
= (uint32_t *)fw_entry
->data
;
3667 /* Validate firmware image by checking version. */
3668 if (fw_entry
->size
< 8 * sizeof(uint32_t)) {
3669 qla_printk(KERN_WARNING
, ha
,
3670 "Unable to verify integrity of flash firmware image "
3671 "(%Zd)!\n", fw_entry
->size
);
3672 goto fail_fw_integrity
;
3674 for (i
= 0; i
< 4; i
++)
3675 dcode
[i
] = be32_to_cpu(fwcode
[i
+ 4]);
3676 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3677 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3678 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3680 qla_printk(KERN_WARNING
, ha
,
3681 "Unable to verify integrity of flash firmware image!\n");
3682 qla_printk(KERN_WARNING
, ha
,
3683 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3684 dcode
[1], dcode
[2], dcode
[3]);
3685 goto fail_fw_integrity
;
3688 while (segments
&& rval
== QLA_SUCCESS
) {
3689 risc_addr
= be32_to_cpu(fwcode
[2]);
3690 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3691 risc_size
= be32_to_cpu(fwcode
[3]);
3693 /* Validate firmware image size. */
3694 fwclen
+= risc_size
* sizeof(uint32_t);
3695 if (fw_entry
->size
< fwclen
) {
3696 qla_printk(KERN_WARNING
, ha
,
3697 "Unable to verify integrity of flash firmware "
3698 "image (%Zd)!\n", fw_entry
->size
);
3699 goto fail_fw_integrity
;
3703 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3704 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3705 if (dlen
> risc_size
)
3708 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3709 "addr %x, number of dwords 0x%x.\n", ha
->host_no
,
3712 for (i
= 0; i
< dlen
; i
++)
3713 dcode
[i
] = swab32(fwcode
[i
]);
3715 rval
= qla2x00_load_ram_ext(ha
, ha
->request_dma
,
3718 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3719 "segment %d of firmware\n", ha
->host_no
,
3721 qla_printk(KERN_WARNING
, ha
,
3722 "[ERROR] Failed to load segment %d of "
3723 "firmware\n", fragment
);
3737 release_firmware(fw_entry
);
3742 release_firmware(fw_entry
);
3743 return QLA_FUNCTION_FAILED
;