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1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2011 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #ifndef __QLA_DEF_H
8 #define __QLA_DEF_H
9 
10 #include <linux/kernel.h>
11 #include <linux/init.h>
12 #include <linux/types.h>
13 #include <linux/module.h>
14 #include <linux/list.h>
15 #include <linux/pci.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/sched.h>
18 #include <linux/slab.h>
19 #include <linux/dmapool.h>
20 #include <linux/mempool.h>
21 #include <linux/spinlock.h>
22 #include <linux/completion.h>
23 #include <linux/interrupt.h>
24 #include <linux/workqueue.h>
25 #include <linux/firmware.h>
26 #include <linux/aer.h>
27 #include <linux/mutex.h>
28 
29 #include <scsi/scsi.h>
30 #include <scsi/scsi_host.h>
31 #include <scsi/scsi_device.h>
32 #include <scsi/scsi_cmnd.h>
33 #include <scsi/scsi_transport_fc.h>
34 #include <scsi/scsi_bsg_fc.h>
35 
36 #include "qla_bsg.h"
37 #include "qla_nx.h"
38 #define QLA2XXX_DRIVER_NAME	"qla2xxx"
39 #define QLA2XXX_APIDEV		"ql2xapidev"
40 
41 /*
42  * We have MAILBOX_REGISTER_COUNT sized arrays in a few places,
43  * but that's fine as we don't look at the last 24 ones for
44  * ISP2100 HBAs.
45  */
46 #define MAILBOX_REGISTER_COUNT_2100	8
47 #define MAILBOX_REGISTER_COUNT_2200	24
48 #define MAILBOX_REGISTER_COUNT		32
49 
50 #define QLA2200A_RISC_ROM_VER	4
51 #define FPM_2300		6
52 #define FPM_2310		7
53 
54 #include "qla_settings.h"
55 
56 /*
57  * Data bit definitions
58  */
59 #define BIT_0	0x1
60 #define BIT_1	0x2
61 #define BIT_2	0x4
62 #define BIT_3	0x8
63 #define BIT_4	0x10
64 #define BIT_5	0x20
65 #define BIT_6	0x40
66 #define BIT_7	0x80
67 #define BIT_8	0x100
68 #define BIT_9	0x200
69 #define BIT_10	0x400
70 #define BIT_11	0x800
71 #define BIT_12	0x1000
72 #define BIT_13	0x2000
73 #define BIT_14	0x4000
74 #define BIT_15	0x8000
75 #define BIT_16	0x10000
76 #define BIT_17	0x20000
77 #define BIT_18	0x40000
78 #define BIT_19	0x80000
79 #define BIT_20	0x100000
80 #define BIT_21	0x200000
81 #define BIT_22	0x400000
82 #define BIT_23	0x800000
83 #define BIT_24	0x1000000
84 #define BIT_25	0x2000000
85 #define BIT_26	0x4000000
86 #define BIT_27	0x8000000
87 #define BIT_28	0x10000000
88 #define BIT_29	0x20000000
89 #define BIT_30	0x40000000
90 #define BIT_31	0x80000000
91 
92 #define LSB(x)	((uint8_t)(x))
93 #define MSB(x)	((uint8_t)((uint16_t)(x) >> 8))
94 
95 #define LSW(x)	((uint16_t)(x))
96 #define MSW(x)	((uint16_t)((uint32_t)(x) >> 16))
97 
98 #define LSD(x)	((uint32_t)((uint64_t)(x)))
99 #define MSD(x)	((uint32_t)((((uint64_t)(x)) >> 16) >> 16))
100 
101 #define MAKE_HANDLE(x, y) ((uint32_t)((((uint32_t)(x)) << 16) | (uint32_t)(y)))
102 
103 /*
104  * I/O register
105 */
106 
107 #define RD_REG_BYTE(addr)		readb(addr)
108 #define RD_REG_WORD(addr)		readw(addr)
109 #define RD_REG_DWORD(addr)		readl(addr)
110 #define RD_REG_BYTE_RELAXED(addr)	readb_relaxed(addr)
111 #define RD_REG_WORD_RELAXED(addr)	readw_relaxed(addr)
112 #define RD_REG_DWORD_RELAXED(addr)	readl_relaxed(addr)
113 #define WRT_REG_BYTE(addr, data)	writeb(data,addr)
114 #define WRT_REG_WORD(addr, data)	writew(data,addr)
115 #define WRT_REG_DWORD(addr, data)	writel(data,addr)
116 
117 /*
118  * The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an
119  * 133Mhz slot.
120  */
121 #define RD_REG_WORD_PIO(addr)		(inw((unsigned long)addr))
122 #define WRT_REG_WORD_PIO(addr, data)	(outw(data,(unsigned long)addr))
123 
124 /*
125  * Fibre Channel device definitions.
126  */
127 #define WWN_SIZE		8	/* Size of WWPN, WWN & WWNN */
128 #define MAX_FIBRE_DEVICES_2100	512
129 #define MAX_FIBRE_DEVICES_2400	2048
130 #define MAX_FIBRE_DEVICES_LOOP	128
131 #define MAX_FIBRE_DEVICES_MAX	MAX_FIBRE_DEVICES_2400
132 #define MAX_FIBRE_LUNS  	0xFFFF
133 #define	MAX_HOST_COUNT		16
134 
135 /*
136  * Host adapter default definitions.
137  */
138 #define MAX_BUSES		1  /* We only have one bus today */
139 #define MIN_LUNS		8
140 #define MAX_LUNS		MAX_FIBRE_LUNS
141 #define MAX_CMDS_PER_LUN	255
142 
143 /*
144  * Fibre Channel device definitions.
145  */
146 #define SNS_LAST_LOOP_ID_2100	0xfe
147 #define SNS_LAST_LOOP_ID_2300	0x7ff
148 
149 #define LAST_LOCAL_LOOP_ID	0x7d
150 #define SNS_FL_PORT		0x7e
151 #define FABRIC_CONTROLLER	0x7f
152 #define SIMPLE_NAME_SERVER	0x80
153 #define SNS_FIRST_LOOP_ID	0x81
154 #define MANAGEMENT_SERVER	0xfe
155 #define BROADCAST		0xff
156 
157 /*
158  * There is no correspondence between an N-PORT id and an AL_PA.  Therefore the
159  * valid range of an N-PORT id is 0 through 0x7ef.
160  */
161 #define NPH_LAST_HANDLE		0x7ef
162 #define NPH_MGMT_SERVER		0x7fa		/*  FFFFFA */
163 #define NPH_SNS			0x7fc		/*  FFFFFC */
164 #define NPH_FABRIC_CONTROLLER	0x7fd		/*  FFFFFD */
165 #define NPH_F_PORT		0x7fe		/*  FFFFFE */
166 #define NPH_IP_BROADCAST	0x7ff		/*  FFFFFF */
167 
168 #define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
169 #include "qla_fw.h"
170 
171 /*
172  * Timeout timer counts in seconds
173  */
174 #define PORT_RETRY_TIME			1
175 #define LOOP_DOWN_TIMEOUT		60
176 #define LOOP_DOWN_TIME			255	/* 240 */
177 #define	LOOP_DOWN_RESET			(LOOP_DOWN_TIME - 30)
178 
179 /* Maximum outstanding commands in ISP queues (1-65535) */
180 #define MAX_OUTSTANDING_COMMANDS	1024
181 
182 /* ISP request and response entry counts (37-65535) */
183 #define REQUEST_ENTRY_CNT_2100		128	/* Number of request entries. */
184 #define REQUEST_ENTRY_CNT_2200		2048	/* Number of request entries. */
185 #define REQUEST_ENTRY_CNT_24XX		2048	/* Number of request entries. */
186 #define RESPONSE_ENTRY_CNT_2100		64	/* Number of response entries.*/
187 #define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
188 #define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
189 
190 struct req_que;
191 
192 /*
193  * (sd.h is not exported, hence local inclusion)
194  * Data Integrity Field tuple.
195  */
196 struct sd_dif_tuple {
197 	__be16 guard_tag;	/* Checksum */
198 	__be16 app_tag;		/* Opaque storage */
199 	__be32 ref_tag;		/* Target LBA or indirect LBA */
200 };
201 
202 /*
203  * SCSI Request Block
204  */
205 struct srb_cmd {
206 	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
207 	uint32_t request_sense_length;
208 	uint8_t *request_sense_ptr;
209 	void *ctx;
210 };
211 
212 /*
213  * SRB flag definitions
214  */
215 #define SRB_DMA_VALID			BIT_0	/* Command sent to ISP */
216 #define SRB_FCP_CMND_DMA_VALID		BIT_12	/* DIF: DSD List valid */
217 #define SRB_CRC_CTX_DMA_VALID		BIT_2	/* DIF: context DMA valid */
218 #define SRB_CRC_PROT_DMA_VALID		BIT_4	/* DIF: prot DMA valid */
219 #define SRB_CRC_CTX_DSD_VALID		BIT_5	/* DIF: dsd_list valid */
220 
221 /* To identify if a srb is of T10-CRC type. @sp => srb_t pointer */
222 #define IS_PROT_IO(sp)	(sp->flags & SRB_CRC_CTX_DSD_VALID)
223 
224 /*
225  * SRB extensions.
226  */
227 struct srb_iocb {
228 	union {
229 		struct {
230 			uint16_t flags;
231 #define SRB_LOGIN_RETRIED	BIT_0
232 #define SRB_LOGIN_COND_PLOGI	BIT_1
233 #define SRB_LOGIN_SKIP_PRLI	BIT_2
234 			uint16_t data[2];
235 		} logio;
236 		struct {
237 			/*
238 			 * Values for flags field below are as
239 			 * defined in tsk_mgmt_entry struct
240 			 * for control_flags field in qla_fw.h.
241 			 */
242 			uint32_t flags;
243 			uint32_t lun;
244 			uint32_t data;
245 		} tmf;
246 	} u;
247 
248 	struct timer_list timer;
249 	void (*timeout)(void *);
250 };
251 
252 /* Values for srb_ctx type */
253 #define SRB_LOGIN_CMD	1
254 #define SRB_LOGOUT_CMD	2
255 #define SRB_ELS_CMD_RPT 3
256 #define SRB_ELS_CMD_HST 4
257 #define SRB_CT_CMD	5
258 #define SRB_ADISC_CMD	6
259 #define SRB_TM_CMD	7
260 #define SRB_SCSI_CMD	8
261 
262 typedef struct srb {
263 	atomic_t ref_count;
264 	struct fc_port *fcport;
265 	uint32_t handle;
266 	uint16_t flags;
267 	uint16_t type;
268 	char *name;
269 	int iocbs;
270 	union {
271 		struct srb_iocb iocb_cmd;
272 		struct fc_bsg_job *bsg_job;
273 		struct srb_cmd scmd;
274 	} u;
275 	void (*done)(void *, void *, int);
276 	void (*free)(void *, void *);
277 } srb_t;
278 
279 #define GET_CMD_SP(sp) (sp->u.scmd.cmd)
280 #define SET_CMD_SP(sp, cmd) (sp->u.scmd.cmd = cmd)
281 #define GET_CMD_CTX_SP(sp) (sp->u.scmd.ctx)
282 
283 #define GET_CMD_SENSE_LEN(sp) \
284 	(sp->u.scmd.request_sense_length)
285 #define SET_CMD_SENSE_LEN(sp, len) \
286 	(sp->u.scmd.request_sense_length = len)
287 #define GET_CMD_SENSE_PTR(sp) \
288 	(sp->u.scmd.request_sense_ptr)
289 #define SET_CMD_SENSE_PTR(sp, ptr) \
290 	(sp->u.scmd.request_sense_ptr = ptr)
291 
292 struct msg_echo_lb {
293 	dma_addr_t send_dma;
294 	dma_addr_t rcv_dma;
295 	uint16_t req_sg_cnt;
296 	uint16_t rsp_sg_cnt;
297 	uint16_t options;
298 	uint32_t transfer_size;
299 };
300 
301 /*
302  * ISP I/O Register Set structure definitions.
303  */
304 struct device_reg_2xxx {
305 	uint16_t flash_address; 	/* Flash BIOS address */
306 	uint16_t flash_data;		/* Flash BIOS data */
307 	uint16_t unused_1[1];		/* Gap */
308 	uint16_t ctrl_status;		/* Control/Status */
309 #define CSR_FLASH_64K_BANK	BIT_3	/* Flash upper 64K bank select */
310 #define CSR_FLASH_ENABLE	BIT_1	/* Flash BIOS Read/Write enable */
311 #define CSR_ISP_SOFT_RESET	BIT_0	/* ISP soft reset */
312 
313 	uint16_t ictrl;			/* Interrupt control */
314 #define ICR_EN_INT		BIT_15	/* ISP enable interrupts. */
315 #define ICR_EN_RISC		BIT_3	/* ISP enable RISC interrupts. */
316 
317 	uint16_t istatus;		/* Interrupt status */
318 #define ISR_RISC_INT		BIT_3	/* RISC interrupt */
319 
320 	uint16_t semaphore;		/* Semaphore */
321 	uint16_t nvram;			/* NVRAM register. */
322 #define NVR_DESELECT		0
323 #define NVR_BUSY		BIT_15
324 #define NVR_WRT_ENABLE		BIT_14	/* Write enable */
325 #define NVR_PR_ENABLE		BIT_13	/* Protection register enable */
326 #define NVR_DATA_IN		BIT_3
327 #define NVR_DATA_OUT		BIT_2
328 #define NVR_SELECT		BIT_1
329 #define NVR_CLOCK		BIT_0
330 
331 #define NVR_WAIT_CNT		20000
332 
333 	union {
334 		struct {
335 			uint16_t mailbox0;
336 			uint16_t mailbox1;
337 			uint16_t mailbox2;
338 			uint16_t mailbox3;
339 			uint16_t mailbox4;
340 			uint16_t mailbox5;
341 			uint16_t mailbox6;
342 			uint16_t mailbox7;
343 			uint16_t unused_2[59];	/* Gap */
344 		} __attribute__((packed)) isp2100;
345 		struct {
346 						/* Request Queue */
347 			uint16_t req_q_in;	/*  In-Pointer */
348 			uint16_t req_q_out;	/*  Out-Pointer */
349 						/* Response Queue */
350 			uint16_t rsp_q_in;	/*  In-Pointer */
351 			uint16_t rsp_q_out;	/*  Out-Pointer */
352 
353 						/* RISC to Host Status */
354 			uint32_t host_status;
355 #define HSR_RISC_INT		BIT_15	/* RISC interrupt */
356 #define HSR_RISC_PAUSED		BIT_8	/* RISC Paused */
357 
358 					/* Host to Host Semaphore */
359 			uint16_t host_semaphore;
360 			uint16_t unused_3[17];	/* Gap */
361 			uint16_t mailbox0;
362 			uint16_t mailbox1;
363 			uint16_t mailbox2;
364 			uint16_t mailbox3;
365 			uint16_t mailbox4;
366 			uint16_t mailbox5;
367 			uint16_t mailbox6;
368 			uint16_t mailbox7;
369 			uint16_t mailbox8;
370 			uint16_t mailbox9;
371 			uint16_t mailbox10;
372 			uint16_t mailbox11;
373 			uint16_t mailbox12;
374 			uint16_t mailbox13;
375 			uint16_t mailbox14;
376 			uint16_t mailbox15;
377 			uint16_t mailbox16;
378 			uint16_t mailbox17;
379 			uint16_t mailbox18;
380 			uint16_t mailbox19;
381 			uint16_t mailbox20;
382 			uint16_t mailbox21;
383 			uint16_t mailbox22;
384 			uint16_t mailbox23;
385 			uint16_t mailbox24;
386 			uint16_t mailbox25;
387 			uint16_t mailbox26;
388 			uint16_t mailbox27;
389 			uint16_t mailbox28;
390 			uint16_t mailbox29;
391 			uint16_t mailbox30;
392 			uint16_t mailbox31;
393 			uint16_t fb_cmd;
394 			uint16_t unused_4[10];	/* Gap */
395 		} __attribute__((packed)) isp2300;
396 	} u;
397 
398 	uint16_t fpm_diag_config;
399 	uint16_t unused_5[0x4];		/* Gap */
400 	uint16_t risc_hw;
401 	uint16_t unused_5_1;		/* Gap */
402 	uint16_t pcr;			/* Processor Control Register. */
403 	uint16_t unused_6[0x5];		/* Gap */
404 	uint16_t mctr;			/* Memory Configuration and Timing. */
405 	uint16_t unused_7[0x3];		/* Gap */
406 	uint16_t fb_cmd_2100;		/* Unused on 23XX */
407 	uint16_t unused_8[0x3];		/* Gap */
408 	uint16_t hccr;			/* Host command & control register. */
409 #define HCCR_HOST_INT		BIT_7	/* Host interrupt bit */
410 #define HCCR_RISC_PAUSE		BIT_5	/* Pause mode bit */
411 					/* HCCR commands */
412 #define HCCR_RESET_RISC		0x1000	/* Reset RISC */
413 #define HCCR_PAUSE_RISC		0x2000	/* Pause RISC */
414 #define HCCR_RELEASE_RISC	0x3000	/* Release RISC from reset. */
415 #define HCCR_SET_HOST_INT	0x5000	/* Set host interrupt */
416 #define HCCR_CLR_HOST_INT	0x6000	/* Clear HOST interrupt */
417 #define HCCR_CLR_RISC_INT	0x7000	/* Clear RISC interrupt */
418 #define	HCCR_DISABLE_PARITY_PAUSE 0x4001 /* Disable parity error RISC pause. */
419 #define HCCR_ENABLE_PARITY	0xA000	/* Enable PARITY interrupt */
420 
421 	uint16_t unused_9[5];		/* Gap */
422 	uint16_t gpiod;			/* GPIO Data register. */
423 	uint16_t gpioe;			/* GPIO Enable register. */
424 #define GPIO_LED_MASK			0x00C0
425 #define GPIO_LED_GREEN_OFF_AMBER_OFF	0x0000
426 #define GPIO_LED_GREEN_ON_AMBER_OFF	0x0040
427 #define GPIO_LED_GREEN_OFF_AMBER_ON	0x0080
428 #define GPIO_LED_GREEN_ON_AMBER_ON	0x00C0
429 #define GPIO_LED_ALL_OFF		0x0000
430 #define GPIO_LED_RED_ON_OTHER_OFF	0x0001	/* isp2322 */
431 #define GPIO_LED_RGA_ON			0x00C1	/* isp2322: red green amber */
432 
433 	union {
434 		struct {
435 			uint16_t unused_10[8];	/* Gap */
436 			uint16_t mailbox8;
437 			uint16_t mailbox9;
438 			uint16_t mailbox10;
439 			uint16_t mailbox11;
440 			uint16_t mailbox12;
441 			uint16_t mailbox13;
442 			uint16_t mailbox14;
443 			uint16_t mailbox15;
444 			uint16_t mailbox16;
445 			uint16_t mailbox17;
446 			uint16_t mailbox18;
447 			uint16_t mailbox19;
448 			uint16_t mailbox20;
449 			uint16_t mailbox21;
450 			uint16_t mailbox22;
451 			uint16_t mailbox23;	/* Also probe reg. */
452 		} __attribute__((packed)) isp2200;
453 	} u_end;
454 };
455 
456 struct device_reg_25xxmq {
457 	uint32_t req_q_in;
458 	uint32_t req_q_out;
459 	uint32_t rsp_q_in;
460 	uint32_t rsp_q_out;
461 };
462 
463 typedef union {
464 		struct device_reg_2xxx isp;
465 		struct device_reg_24xx isp24;
466 		struct device_reg_25xxmq isp25mq;
467 		struct device_reg_82xx isp82;
468 } device_reg_t;
469 
470 #define ISP_REQ_Q_IN(ha, reg) \
471 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
472 	 &(reg)->u.isp2100.mailbox4 : \
473 	 &(reg)->u.isp2300.req_q_in)
474 #define ISP_REQ_Q_OUT(ha, reg) \
475 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
476 	 &(reg)->u.isp2100.mailbox4 : \
477 	 &(reg)->u.isp2300.req_q_out)
478 #define ISP_RSP_Q_IN(ha, reg) \
479 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
480 	 &(reg)->u.isp2100.mailbox5 : \
481 	 &(reg)->u.isp2300.rsp_q_in)
482 #define ISP_RSP_Q_OUT(ha, reg) \
483 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
484 	 &(reg)->u.isp2100.mailbox5 : \
485 	 &(reg)->u.isp2300.rsp_q_out)
486 
487 #define MAILBOX_REG(ha, reg, num) \
488 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
489 	 (num < 8 ? \
490 	  &(reg)->u.isp2100.mailbox0 + (num) : \
491 	  &(reg)->u_end.isp2200.mailbox8 + (num) - 8) : \
492 	 &(reg)->u.isp2300.mailbox0 + (num))
493 #define RD_MAILBOX_REG(ha, reg, num) \
494 	RD_REG_WORD(MAILBOX_REG(ha, reg, num))
495 #define WRT_MAILBOX_REG(ha, reg, num, data) \
496 	WRT_REG_WORD(MAILBOX_REG(ha, reg, num), data)
497 
498 #define FB_CMD_REG(ha, reg) \
499 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
500 	 &(reg)->fb_cmd_2100 : \
501 	 &(reg)->u.isp2300.fb_cmd)
502 #define RD_FB_CMD_REG(ha, reg) \
503 	RD_REG_WORD(FB_CMD_REG(ha, reg))
504 #define WRT_FB_CMD_REG(ha, reg, data) \
505 	WRT_REG_WORD(FB_CMD_REG(ha, reg), data)
506 
507 typedef struct {
508 	uint32_t	out_mb;		/* outbound from driver */
509 	uint32_t	in_mb;			/* Incoming from RISC */
510 	uint16_t	mb[MAILBOX_REGISTER_COUNT];
511 	long		buf_size;
512 	void		*bufp;
513 	uint32_t	tov;
514 	uint8_t		flags;
515 #define MBX_DMA_IN	BIT_0
516 #define	MBX_DMA_OUT	BIT_1
517 #define IOCTL_CMD	BIT_2
518 } mbx_cmd_t;
519 
520 #define	MBX_TOV_SECONDS	30
521 
522 /*
523  *  ISP product identification definitions in mailboxes after reset.
524  */
525 #define PROD_ID_1		0x4953
526 #define PROD_ID_2		0x0000
527 #define PROD_ID_2a		0x5020
528 #define PROD_ID_3		0x2020
529 
530 /*
531  * ISP mailbox Self-Test status codes
532  */
533 #define MBS_FRM_ALIVE		0	/* Firmware Alive. */
534 #define MBS_CHKSUM_ERR		1	/* Checksum Error. */
535 #define MBS_BUSY		4	/* Busy. */
536 
537 /*
538  * ISP mailbox command complete status codes
539  */
540 #define MBS_COMMAND_COMPLETE		0x4000
541 #define MBS_INVALID_COMMAND		0x4001
542 #define MBS_HOST_INTERFACE_ERROR	0x4002
543 #define MBS_TEST_FAILED			0x4003
544 #define MBS_COMMAND_ERROR		0x4005
545 #define MBS_COMMAND_PARAMETER_ERROR	0x4006
546 #define MBS_PORT_ID_USED		0x4007
547 #define MBS_LOOP_ID_USED		0x4008
548 #define MBS_ALL_IDS_IN_USE		0x4009
549 #define MBS_NOT_LOGGED_IN		0x400A
550 #define MBS_LINK_DOWN_ERROR		0x400B
551 #define MBS_DIAG_ECHO_TEST_ERROR	0x400C
552 
553 /*
554  * ISP mailbox asynchronous event status codes
555  */
556 #define MBA_ASYNC_EVENT		0x8000	/* Asynchronous event. */
557 #define MBA_RESET		0x8001	/* Reset Detected. */
558 #define MBA_SYSTEM_ERR		0x8002	/* System Error. */
559 #define MBA_REQ_TRANSFER_ERR	0x8003	/* Request Transfer Error. */
560 #define MBA_RSP_TRANSFER_ERR	0x8004	/* Response Transfer Error. */
561 #define MBA_WAKEUP_THRES	0x8005	/* Request Queue Wake-up. */
562 #define MBA_LIP_OCCURRED	0x8010	/* Loop Initialization Procedure */
563 					/* occurred. */
564 #define MBA_LOOP_UP		0x8011	/* FC Loop UP. */
565 #define MBA_LOOP_DOWN		0x8012	/* FC Loop Down. */
566 #define MBA_LIP_RESET		0x8013	/* LIP reset occurred. */
567 #define MBA_PORT_UPDATE		0x8014	/* Port Database update. */
568 #define MBA_RSCN_UPDATE		0x8015	/* Register State Chg Notification. */
569 #define MBA_LIP_F8		0x8016	/* Received a LIP F8. */
570 #define MBA_LOOP_INIT_ERR	0x8017	/* Loop Initialization Error. */
571 #define MBA_FABRIC_AUTH_REQ	0x801b	/* Fabric Authentication Required. */
572 #define MBA_SCSI_COMPLETION	0x8020	/* SCSI Command Complete. */
573 #define MBA_CTIO_COMPLETION	0x8021	/* CTIO Complete. */
574 #define MBA_IP_COMPLETION	0x8022	/* IP Transmit Command Complete. */
575 #define MBA_IP_RECEIVE		0x8023	/* IP Received. */
576 #define MBA_IP_BROADCAST	0x8024	/* IP Broadcast Received. */
577 #define MBA_IP_LOW_WATER_MARK	0x8025	/* IP Low Water Mark reached. */
578 #define MBA_IP_RCV_BUFFER_EMPTY 0x8026	/* IP receive buffer queue empty. */
579 #define MBA_IP_HDR_DATA_SPLIT	0x8027	/* IP header/data splitting feature */
580 					/* used. */
581 #define MBA_TRACE_NOTIFICATION	0x8028	/* Trace/Diagnostic notification. */
582 #define MBA_POINT_TO_POINT	0x8030	/* Point to point mode. */
583 #define MBA_CMPLT_1_16BIT	0x8031	/* Completion 1 16bit IOSB. */
584 #define MBA_CMPLT_2_16BIT	0x8032	/* Completion 2 16bit IOSB. */
585 #define MBA_CMPLT_3_16BIT	0x8033	/* Completion 3 16bit IOSB. */
586 #define MBA_CMPLT_4_16BIT	0x8034	/* Completion 4 16bit IOSB. */
587 #define MBA_CMPLT_5_16BIT	0x8035	/* Completion 5 16bit IOSB. */
588 #define MBA_CHG_IN_CONNECTION	0x8036	/* Change in connection mode. */
589 #define MBA_RIO_RESPONSE	0x8040	/* RIO response queue update. */
590 #define MBA_ZIO_RESPONSE	0x8040	/* ZIO response queue update. */
591 #define MBA_CMPLT_2_32BIT	0x8042	/* Completion 2 32bit IOSB. */
592 #define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
593 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
594 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
595 
596 /* ISP mailbox loopback echo diagnostic error code */
597 #define MBS_LB_RESET	0x17
598 /*
599  * Firmware options 1, 2, 3.
600  */
601 #define FO1_AE_ON_LIPF8			BIT_0
602 #define FO1_AE_ALL_LIP_RESET		BIT_1
603 #define FO1_CTIO_RETRY			BIT_3
604 #define FO1_DISABLE_LIP_F7_SW		BIT_4
605 #define FO1_DISABLE_100MS_LOS_WAIT	BIT_5
606 #define FO1_DISABLE_GPIO6_7		BIT_6	/* LED bits */
607 #define FO1_AE_ON_LOOP_INIT_ERR		BIT_7
608 #define FO1_SET_EMPHASIS_SWING		BIT_8
609 #define FO1_AE_AUTO_BYPASS		BIT_9
610 #define FO1_ENABLE_PURE_IOCB		BIT_10
611 #define FO1_AE_PLOGI_RJT		BIT_11
612 #define FO1_ENABLE_ABORT_SEQUENCE	BIT_12
613 #define FO1_AE_QUEUE_FULL		BIT_13
614 
615 #define FO2_ENABLE_ATIO_TYPE_3		BIT_0
616 #define FO2_REV_LOOPBACK		BIT_1
617 
618 #define FO3_ENABLE_EMERG_IOCB		BIT_0
619 #define FO3_AE_RND_ERROR		BIT_1
620 
621 /* 24XX additional firmware options */
622 #define ADD_FO_COUNT			3
623 #define ADD_FO1_DISABLE_GPIO_LED_CTRL	BIT_6	/* LED bits */
624 #define ADD_FO1_ENABLE_PUREX_IOCB	BIT_10
625 
626 #define ADD_FO2_ENABLE_SEL_CLS2		BIT_5
627 
628 #define ADD_FO3_NO_ABT_ON_LINK_DOWN	BIT_14
629 
630 /*
631  * ISP mailbox commands
632  */
633 #define MBC_LOAD_RAM			1	/* Load RAM. */
634 #define MBC_EXECUTE_FIRMWARE		2	/* Execute firmware. */
635 #define MBC_WRITE_RAM_WORD		4	/* Write RAM word. */
636 #define MBC_READ_RAM_WORD		5	/* Read RAM word. */
637 #define MBC_MAILBOX_REGISTER_TEST	6	/* Wrap incoming mailboxes */
638 #define MBC_VERIFY_CHECKSUM		7	/* Verify checksum. */
639 #define MBC_GET_FIRMWARE_VERSION	8	/* Get firmware revision. */
640 #define MBC_LOAD_RISC_RAM		9	/* Load RAM command. */
641 #define MBC_DUMP_RISC_RAM		0xa	/* Dump RAM command. */
642 #define MBC_LOAD_RISC_RAM_EXTENDED	0xb	/* Load RAM extended. */
643 #define MBC_DUMP_RISC_RAM_EXTENDED	0xc	/* Dump RAM extended. */
644 #define MBC_WRITE_RAM_WORD_EXTENDED	0xd	/* Write RAM word extended */
645 #define MBC_READ_RAM_EXTENDED		0xf	/* Read RAM extended. */
646 #define MBC_IOCB_COMMAND		0x12	/* Execute IOCB command. */
647 #define MBC_STOP_FIRMWARE		0x14	/* Stop firmware. */
648 #define MBC_ABORT_COMMAND		0x15	/* Abort IOCB command. */
649 #define MBC_ABORT_DEVICE		0x16	/* Abort device (ID/LUN). */
650 #define MBC_ABORT_TARGET		0x17	/* Abort target (ID). */
651 #define MBC_RESET			0x18	/* Reset. */
652 #define MBC_GET_ADAPTER_LOOP_ID		0x20	/* Get loop id of ISP2200. */
653 #define MBC_GET_RETRY_COUNT		0x22	/* Get f/w retry cnt/delay. */
654 #define MBC_DISABLE_VI			0x24	/* Disable VI operation. */
655 #define MBC_ENABLE_VI			0x25	/* Enable VI operation. */
656 #define MBC_GET_FIRMWARE_OPTION		0x28	/* Get Firmware Options. */
657 #define MBC_SET_FIRMWARE_OPTION		0x38	/* Set Firmware Options. */
658 #define MBC_LOOP_PORT_BYPASS		0x40	/* Loop Port Bypass. */
659 #define MBC_LOOP_PORT_ENABLE		0x41	/* Loop Port Enable. */
660 #define MBC_GET_RESOURCE_COUNTS		0x42	/* Get Resource Counts. */
661 #define MBC_NON_PARTICIPATE		0x43	/* Non-Participating Mode. */
662 #define MBC_DIAGNOSTIC_ECHO		0x44	/* Diagnostic echo. */
663 #define MBC_DIAGNOSTIC_LOOP_BACK	0x45	/* Diagnostic loop back. */
664 #define MBC_ONLINE_SELF_TEST		0x46	/* Online self-test. */
665 #define MBC_ENHANCED_GET_PORT_DATABASE	0x47	/* Get port database + login */
666 #define MBC_CONFIGURE_VF		0x4b	/* Configure VFs */
667 #define MBC_RESET_LINK_STATUS		0x52	/* Reset Link Error Status */
668 #define MBC_IOCB_COMMAND_A64		0x54	/* Execute IOCB command (64) */
669 #define MBC_PORT_LOGOUT			0x56	/* Port Logout request */
670 #define MBC_SEND_RNID_ELS		0x57	/* Send RNID ELS request */
671 #define MBC_SET_RNID_PARAMS		0x59	/* Set RNID parameters */
672 #define MBC_GET_RNID_PARAMS		0x5a	/* Data Rate */
673 #define MBC_DATA_RATE			0x5d	/* Get RNID parameters */
674 #define MBC_INITIALIZE_FIRMWARE		0x60	/* Initialize firmware */
675 #define MBC_INITIATE_LIP		0x62	/* Initiate Loop */
676 						/* Initialization Procedure */
677 #define MBC_GET_FC_AL_POSITION_MAP	0x63	/* Get FC_AL Position Map. */
678 #define MBC_GET_PORT_DATABASE		0x64	/* Get Port Database. */
679 #define MBC_CLEAR_ACA			0x65	/* Clear ACA. */
680 #define MBC_TARGET_RESET		0x66	/* Target Reset. */
681 #define MBC_CLEAR_TASK_SET		0x67	/* Clear Task Set. */
682 #define MBC_ABORT_TASK_SET		0x68	/* Abort Task Set. */
683 #define MBC_GET_FIRMWARE_STATE		0x69	/* Get firmware state. */
684 #define MBC_GET_PORT_NAME		0x6a	/* Get port name. */
685 #define MBC_GET_LINK_STATUS		0x6b	/* Get port link status. */
686 #define MBC_LIP_RESET			0x6c	/* LIP reset. */
687 #define MBC_SEND_SNS_COMMAND		0x6e	/* Send Simple Name Server */
688 						/* commandd. */
689 #define MBC_LOGIN_FABRIC_PORT		0x6f	/* Login fabric port. */
690 #define MBC_SEND_CHANGE_REQUEST		0x70	/* Send Change Request. */
691 #define MBC_LOGOUT_FABRIC_PORT		0x71	/* Logout fabric port. */
692 #define MBC_LIP_FULL_LOGIN		0x72	/* Full login LIP. */
693 #define MBC_LOGIN_LOOP_PORT		0x74	/* Login Loop Port. */
694 #define MBC_PORT_NODE_NAME_LIST		0x75	/* Get port/node name list. */
695 #define MBC_INITIALIZE_RECEIVE_QUEUE	0x77	/* Initialize receive queue */
696 #define MBC_UNLOAD_IP			0x79	/* Shutdown IP */
697 #define MBC_GET_ID_LIST			0x7C	/* Get Port ID list. */
698 #define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
699 #define MBC_LUN_RESET			0x7E	/* Send LUN reset */
700 
701 /*
702  * ISP24xx mailbox commands
703  */
704 #define MBC_SERDES_PARAMS		0x10	/* Serdes Tx Parameters. */
705 #define MBC_GET_IOCB_STATUS		0x12	/* Get IOCB status command. */
706 #define MBC_PORT_PARAMS			0x1A	/* Port iDMA Parameters. */
707 #define MBC_GET_TIMEOUT_PARAMS		0x22	/* Get FW timeouts. */
708 #define MBC_TRACE_CONTROL		0x27	/* Trace control command. */
709 #define MBC_GEN_SYSTEM_ERROR		0x2a	/* Generate System Error. */
710 #define MBC_WRITE_SFP			0x30	/* Write SFP Data. */
711 #define MBC_READ_SFP			0x31	/* Read SFP Data. */
712 #define MBC_SET_TIMEOUT_PARAMS		0x32	/* Set FW timeouts. */
713 #define MBC_MID_INITIALIZE_FIRMWARE	0x48	/* MID Initialize firmware. */
714 #define MBC_MID_GET_VP_DATABASE		0x49	/* MID Get VP Database. */
715 #define MBC_MID_GET_VP_ENTRY		0x4a	/* MID Get VP Entry. */
716 #define MBC_HOST_MEMORY_COPY		0x53	/* Host Memory Copy. */
717 #define MBC_SEND_RNFT_ELS		0x5e	/* Send RNFT ELS request */
718 #define MBC_GET_LINK_PRIV_STATS		0x6d	/* Get link & private data. */
719 #define MBC_SET_VENDOR_ID		0x76	/* Set Vendor ID. */
720 #define MBC_SET_PORT_CONFIG		0x122	/* Set port configuration */
721 #define MBC_GET_PORT_CONFIG		0x123	/* Get port configuration */
722 
723 /*
724  * ISP81xx mailbox commands
725  */
726 #define MBC_WRITE_MPI_REGISTER		0x01    /* Write MPI Register. */
727 
728 /* Firmware return data sizes */
729 #define FCAL_MAP_SIZE	128
730 
731 /* Mailbox bit definitions for out_mb and in_mb */
732 #define	MBX_31		BIT_31
733 #define	MBX_30		BIT_30
734 #define	MBX_29		BIT_29
735 #define	MBX_28		BIT_28
736 #define	MBX_27		BIT_27
737 #define	MBX_26		BIT_26
738 #define	MBX_25		BIT_25
739 #define	MBX_24		BIT_24
740 #define	MBX_23		BIT_23
741 #define	MBX_22		BIT_22
742 #define	MBX_21		BIT_21
743 #define	MBX_20		BIT_20
744 #define	MBX_19		BIT_19
745 #define	MBX_18		BIT_18
746 #define	MBX_17		BIT_17
747 #define	MBX_16		BIT_16
748 #define	MBX_15		BIT_15
749 #define	MBX_14		BIT_14
750 #define	MBX_13		BIT_13
751 #define	MBX_12		BIT_12
752 #define	MBX_11		BIT_11
753 #define	MBX_10		BIT_10
754 #define	MBX_9		BIT_9
755 #define	MBX_8		BIT_8
756 #define	MBX_7		BIT_7
757 #define	MBX_6		BIT_6
758 #define	MBX_5		BIT_5
759 #define	MBX_4		BIT_4
760 #define	MBX_3		BIT_3
761 #define	MBX_2		BIT_2
762 #define	MBX_1		BIT_1
763 #define	MBX_0		BIT_0
764 
765 /*
766  * Firmware state codes from get firmware state mailbox command
767  */
768 #define FSTATE_CONFIG_WAIT      0
769 #define FSTATE_WAIT_AL_PA       1
770 #define FSTATE_WAIT_LOGIN       2
771 #define FSTATE_READY            3
772 #define FSTATE_LOSS_OF_SYNC     4
773 #define FSTATE_ERROR            5
774 #define FSTATE_REINIT           6
775 #define FSTATE_NON_PART         7
776 
777 #define FSTATE_CONFIG_CORRECT      0
778 #define FSTATE_P2P_RCV_LIP         1
779 #define FSTATE_P2P_CHOOSE_LOOP     2
780 #define FSTATE_P2P_RCV_UNIDEN_LIP  3
781 #define FSTATE_FATAL_ERROR         4
782 #define FSTATE_LOOP_BACK_CONN      5
783 
784 /*
785  * Port Database structure definition
786  * Little endian except where noted.
787  */
788 #define	PORT_DATABASE_SIZE	128	/* bytes */
789 typedef struct {
790 	uint8_t options;
791 	uint8_t control;
792 	uint8_t master_state;
793 	uint8_t slave_state;
794 	uint8_t reserved[2];
795 	uint8_t hard_address;
796 	uint8_t reserved_1;
797 	uint8_t port_id[4];
798 	uint8_t node_name[WWN_SIZE];
799 	uint8_t port_name[WWN_SIZE];
800 	uint16_t execution_throttle;
801 	uint16_t execution_count;
802 	uint8_t reset_count;
803 	uint8_t reserved_2;
804 	uint16_t resource_allocation;
805 	uint16_t current_allocation;
806 	uint16_t queue_head;
807 	uint16_t queue_tail;
808 	uint16_t transmit_execution_list_next;
809 	uint16_t transmit_execution_list_previous;
810 	uint16_t common_features;
811 	uint16_t total_concurrent_sequences;
812 	uint16_t RO_by_information_category;
813 	uint8_t recipient;
814 	uint8_t initiator;
815 	uint16_t receive_data_size;
816 	uint16_t concurrent_sequences;
817 	uint16_t open_sequences_per_exchange;
818 	uint16_t lun_abort_flags;
819 	uint16_t lun_stop_flags;
820 	uint16_t stop_queue_head;
821 	uint16_t stop_queue_tail;
822 	uint16_t port_retry_timer;
823 	uint16_t next_sequence_id;
824 	uint16_t frame_count;
825 	uint16_t PRLI_payload_length;
826 	uint8_t prli_svc_param_word_0[2];	/* Big endian */
827 						/* Bits 15-0 of word 0 */
828 	uint8_t prli_svc_param_word_3[2];	/* Big endian */
829 						/* Bits 15-0 of word 3 */
830 	uint16_t loop_id;
831 	uint16_t extended_lun_info_list_pointer;
832 	uint16_t extended_lun_stop_list_pointer;
833 } port_database_t;
834 
835 /*
836  * Port database slave/master states
837  */
838 #define PD_STATE_DISCOVERY			0
839 #define PD_STATE_WAIT_DISCOVERY_ACK		1
840 #define PD_STATE_PORT_LOGIN			2
841 #define PD_STATE_WAIT_PORT_LOGIN_ACK		3
842 #define PD_STATE_PROCESS_LOGIN			4
843 #define PD_STATE_WAIT_PROCESS_LOGIN_ACK		5
844 #define PD_STATE_PORT_LOGGED_IN			6
845 #define PD_STATE_PORT_UNAVAILABLE		7
846 #define PD_STATE_PROCESS_LOGOUT			8
847 #define PD_STATE_WAIT_PROCESS_LOGOUT_ACK	9
848 #define PD_STATE_PORT_LOGOUT			10
849 #define PD_STATE_WAIT_PORT_LOGOUT_ACK		11
850 
851 
852 #define QLA_ZIO_MODE_6		(BIT_2 | BIT_1)
853 #define QLA_ZIO_DISABLED	0
854 #define QLA_ZIO_DEFAULT_TIMER	2
855 
856 /*
857  * ISP Initialization Control Block.
858  * Little endian except where noted.
859  */
860 #define	ICB_VERSION 1
861 typedef struct {
862 	uint8_t  version;
863 	uint8_t  reserved_1;
864 
865 	/*
866 	 * LSB BIT 0  = Enable Hard Loop Id
867 	 * LSB BIT 1  = Enable Fairness
868 	 * LSB BIT 2  = Enable Full-Duplex
869 	 * LSB BIT 3  = Enable Fast Posting
870 	 * LSB BIT 4  = Enable Target Mode
871 	 * LSB BIT 5  = Disable Initiator Mode
872 	 * LSB BIT 6  = Enable ADISC
873 	 * LSB BIT 7  = Enable Target Inquiry Data
874 	 *
875 	 * MSB BIT 0  = Enable PDBC Notify
876 	 * MSB BIT 1  = Non Participating LIP
877 	 * MSB BIT 2  = Descending Loop ID Search
878 	 * MSB BIT 3  = Acquire Loop ID in LIPA
879 	 * MSB BIT 4  = Stop PortQ on Full Status
880 	 * MSB BIT 5  = Full Login after LIP
881 	 * MSB BIT 6  = Node Name Option
882 	 * MSB BIT 7  = Ext IFWCB enable bit
883 	 */
884 	uint8_t  firmware_options[2];
885 
886 	uint16_t frame_payload_size;
887 	uint16_t max_iocb_allocation;
888 	uint16_t execution_throttle;
889 	uint8_t  retry_count;
890 	uint8_t	 retry_delay;			/* unused */
891 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
892 	uint16_t hard_address;
893 	uint8_t	 inquiry_data;
894 	uint8_t	 login_timeout;
895 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
896 
897 	uint16_t request_q_outpointer;
898 	uint16_t response_q_inpointer;
899 	uint16_t request_q_length;
900 	uint16_t response_q_length;
901 	uint32_t request_q_address[2];
902 	uint32_t response_q_address[2];
903 
904 	uint16_t lun_enables;
905 	uint8_t  command_resource_count;
906 	uint8_t  immediate_notify_resource_count;
907 	uint16_t timeout;
908 	uint8_t  reserved_2[2];
909 
910 	/*
911 	 * LSB BIT 0 = Timer Operation mode bit 0
912 	 * LSB BIT 1 = Timer Operation mode bit 1
913 	 * LSB BIT 2 = Timer Operation mode bit 2
914 	 * LSB BIT 3 = Timer Operation mode bit 3
915 	 * LSB BIT 4 = Init Config Mode bit 0
916 	 * LSB BIT 5 = Init Config Mode bit 1
917 	 * LSB BIT 6 = Init Config Mode bit 2
918 	 * LSB BIT 7 = Enable Non part on LIHA failure
919 	 *
920 	 * MSB BIT 0 = Enable class 2
921 	 * MSB BIT 1 = Enable ACK0
922 	 * MSB BIT 2 =
923 	 * MSB BIT 3 =
924 	 * MSB BIT 4 = FC Tape Enable
925 	 * MSB BIT 5 = Enable FC Confirm
926 	 * MSB BIT 6 = Enable command queuing in target mode
927 	 * MSB BIT 7 = No Logo On Link Down
928 	 */
929 	uint8_t	 add_firmware_options[2];
930 
931 	uint8_t	 response_accumulation_timer;
932 	uint8_t	 interrupt_delay_timer;
933 
934 	/*
935 	 * LSB BIT 0 = Enable Read xfr_rdy
936 	 * LSB BIT 1 = Soft ID only
937 	 * LSB BIT 2 =
938 	 * LSB BIT 3 =
939 	 * LSB BIT 4 = FCP RSP Payload [0]
940 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
941 	 * LSB BIT 6 = Enable Out-of-Order frame handling
942 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
943 	 *
944 	 * MSB BIT 0 = Sbus enable - 2300
945 	 * MSB BIT 1 =
946 	 * MSB BIT 2 =
947 	 * MSB BIT 3 =
948 	 * MSB BIT 4 = LED mode
949 	 * MSB BIT 5 = enable 50 ohm termination
950 	 * MSB BIT 6 = Data Rate (2300 only)
951 	 * MSB BIT 7 = Data Rate (2300 only)
952 	 */
953 	uint8_t	 special_options[2];
954 
955 	uint8_t  reserved_3[26];
956 } init_cb_t;
957 
958 /*
959  * Get Link Status mailbox command return buffer.
960  */
961 #define GLSO_SEND_RPS	BIT_0
962 #define GLSO_USE_DID	BIT_3
963 
964 struct link_statistics {
965 	uint32_t link_fail_cnt;
966 	uint32_t loss_sync_cnt;
967 	uint32_t loss_sig_cnt;
968 	uint32_t prim_seq_err_cnt;
969 	uint32_t inval_xmit_word_cnt;
970 	uint32_t inval_crc_cnt;
971 	uint32_t lip_cnt;
972 	uint32_t unused1[0x1a];
973 	uint32_t tx_frames;
974 	uint32_t rx_frames;
975 	uint32_t dumped_frames;
976 	uint32_t unused2[2];
977 	uint32_t nos_rcvd;
978 };
979 
980 /*
981  * NVRAM Command values.
982  */
983 #define NV_START_BIT            BIT_2
984 #define NV_WRITE_OP             (BIT_26+BIT_24)
985 #define NV_READ_OP              (BIT_26+BIT_25)
986 #define NV_ERASE_OP             (BIT_26+BIT_25+BIT_24)
987 #define NV_MASK_OP              (BIT_26+BIT_25+BIT_24)
988 #define NV_DELAY_COUNT          10
989 
990 /*
991  * QLogic ISP2100, ISP2200 and ISP2300 NVRAM structure definition.
992  */
993 typedef struct {
994 	/*
995 	 * NVRAM header
996 	 */
997 	uint8_t	id[4];
998 	uint8_t	nvram_version;
999 	uint8_t	reserved_0;
1000 
1001 	/*
1002 	 * NVRAM RISC parameter block
1003 	 */
1004 	uint8_t	parameter_block_version;
1005 	uint8_t	reserved_1;
1006 
1007 	/*
1008 	 * LSB BIT 0  = Enable Hard Loop Id
1009 	 * LSB BIT 1  = Enable Fairness
1010 	 * LSB BIT 2  = Enable Full-Duplex
1011 	 * LSB BIT 3  = Enable Fast Posting
1012 	 * LSB BIT 4  = Enable Target Mode
1013 	 * LSB BIT 5  = Disable Initiator Mode
1014 	 * LSB BIT 6  = Enable ADISC
1015 	 * LSB BIT 7  = Enable Target Inquiry Data
1016 	 *
1017 	 * MSB BIT 0  = Enable PDBC Notify
1018 	 * MSB BIT 1  = Non Participating LIP
1019 	 * MSB BIT 2  = Descending Loop ID Search
1020 	 * MSB BIT 3  = Acquire Loop ID in LIPA
1021 	 * MSB BIT 4  = Stop PortQ on Full Status
1022 	 * MSB BIT 5  = Full Login after LIP
1023 	 * MSB BIT 6  = Node Name Option
1024 	 * MSB BIT 7  = Ext IFWCB enable bit
1025 	 */
1026 	uint8_t	 firmware_options[2];
1027 
1028 	uint16_t frame_payload_size;
1029 	uint16_t max_iocb_allocation;
1030 	uint16_t execution_throttle;
1031 	uint8_t	 retry_count;
1032 	uint8_t	 retry_delay;			/* unused */
1033 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1034 	uint16_t hard_address;
1035 	uint8_t	 inquiry_data;
1036 	uint8_t	 login_timeout;
1037 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1038 
1039 	/*
1040 	 * LSB BIT 0 = Timer Operation mode bit 0
1041 	 * LSB BIT 1 = Timer Operation mode bit 1
1042 	 * LSB BIT 2 = Timer Operation mode bit 2
1043 	 * LSB BIT 3 = Timer Operation mode bit 3
1044 	 * LSB BIT 4 = Init Config Mode bit 0
1045 	 * LSB BIT 5 = Init Config Mode bit 1
1046 	 * LSB BIT 6 = Init Config Mode bit 2
1047 	 * LSB BIT 7 = Enable Non part on LIHA failure
1048 	 *
1049 	 * MSB BIT 0 = Enable class 2
1050 	 * MSB BIT 1 = Enable ACK0
1051 	 * MSB BIT 2 =
1052 	 * MSB BIT 3 =
1053 	 * MSB BIT 4 = FC Tape Enable
1054 	 * MSB BIT 5 = Enable FC Confirm
1055 	 * MSB BIT 6 = Enable command queuing in target mode
1056 	 * MSB BIT 7 = No Logo On Link Down
1057 	 */
1058 	uint8_t	 add_firmware_options[2];
1059 
1060 	uint8_t	 response_accumulation_timer;
1061 	uint8_t	 interrupt_delay_timer;
1062 
1063 	/*
1064 	 * LSB BIT 0 = Enable Read xfr_rdy
1065 	 * LSB BIT 1 = Soft ID only
1066 	 * LSB BIT 2 =
1067 	 * LSB BIT 3 =
1068 	 * LSB BIT 4 = FCP RSP Payload [0]
1069 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1070 	 * LSB BIT 6 = Enable Out-of-Order frame handling
1071 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1072 	 *
1073 	 * MSB BIT 0 = Sbus enable - 2300
1074 	 * MSB BIT 1 =
1075 	 * MSB BIT 2 =
1076 	 * MSB BIT 3 =
1077 	 * MSB BIT 4 = LED mode
1078 	 * MSB BIT 5 = enable 50 ohm termination
1079 	 * MSB BIT 6 = Data Rate (2300 only)
1080 	 * MSB BIT 7 = Data Rate (2300 only)
1081 	 */
1082 	uint8_t	 special_options[2];
1083 
1084 	/* Reserved for expanded RISC parameter block */
1085 	uint8_t reserved_2[22];
1086 
1087 	/*
1088 	 * LSB BIT 0 = Tx Sensitivity 1G bit 0
1089 	 * LSB BIT 1 = Tx Sensitivity 1G bit 1
1090 	 * LSB BIT 2 = Tx Sensitivity 1G bit 2
1091 	 * LSB BIT 3 = Tx Sensitivity 1G bit 3
1092 	 * LSB BIT 4 = Rx Sensitivity 1G bit 0
1093 	 * LSB BIT 5 = Rx Sensitivity 1G bit 1
1094 	 * LSB BIT 6 = Rx Sensitivity 1G bit 2
1095 	 * LSB BIT 7 = Rx Sensitivity 1G bit 3
1096 	 *
1097 	 * MSB BIT 0 = Tx Sensitivity 2G bit 0
1098 	 * MSB BIT 1 = Tx Sensitivity 2G bit 1
1099 	 * MSB BIT 2 = Tx Sensitivity 2G bit 2
1100 	 * MSB BIT 3 = Tx Sensitivity 2G bit 3
1101 	 * MSB BIT 4 = Rx Sensitivity 2G bit 0
1102 	 * MSB BIT 5 = Rx Sensitivity 2G bit 1
1103 	 * MSB BIT 6 = Rx Sensitivity 2G bit 2
1104 	 * MSB BIT 7 = Rx Sensitivity 2G bit 3
1105 	 *
1106 	 * LSB BIT 0 = Output Swing 1G bit 0
1107 	 * LSB BIT 1 = Output Swing 1G bit 1
1108 	 * LSB BIT 2 = Output Swing 1G bit 2
1109 	 * LSB BIT 3 = Output Emphasis 1G bit 0
1110 	 * LSB BIT 4 = Output Emphasis 1G bit 1
1111 	 * LSB BIT 5 = Output Swing 2G bit 0
1112 	 * LSB BIT 6 = Output Swing 2G bit 1
1113 	 * LSB BIT 7 = Output Swing 2G bit 2
1114 	 *
1115 	 * MSB BIT 0 = Output Emphasis 2G bit 0
1116 	 * MSB BIT 1 = Output Emphasis 2G bit 1
1117 	 * MSB BIT 2 = Output Enable
1118 	 * MSB BIT 3 =
1119 	 * MSB BIT 4 =
1120 	 * MSB BIT 5 =
1121 	 * MSB BIT 6 =
1122 	 * MSB BIT 7 =
1123 	 */
1124 	uint8_t seriallink_options[4];
1125 
1126 	/*
1127 	 * NVRAM host parameter block
1128 	 *
1129 	 * LSB BIT 0 = Enable spinup delay
1130 	 * LSB BIT 1 = Disable BIOS
1131 	 * LSB BIT 2 = Enable Memory Map BIOS
1132 	 * LSB BIT 3 = Enable Selectable Boot
1133 	 * LSB BIT 4 = Disable RISC code load
1134 	 * LSB BIT 5 = Set cache line size 1
1135 	 * LSB BIT 6 = PCI Parity Disable
1136 	 * LSB BIT 7 = Enable extended logging
1137 	 *
1138 	 * MSB BIT 0 = Enable 64bit addressing
1139 	 * MSB BIT 1 = Enable lip reset
1140 	 * MSB BIT 2 = Enable lip full login
1141 	 * MSB BIT 3 = Enable target reset
1142 	 * MSB BIT 4 = Enable database storage
1143 	 * MSB BIT 5 = Enable cache flush read
1144 	 * MSB BIT 6 = Enable database load
1145 	 * MSB BIT 7 = Enable alternate WWN
1146 	 */
1147 	uint8_t host_p[2];
1148 
1149 	uint8_t boot_node_name[WWN_SIZE];
1150 	uint8_t boot_lun_number;
1151 	uint8_t reset_delay;
1152 	uint8_t port_down_retry_count;
1153 	uint8_t boot_id_number;
1154 	uint16_t max_luns_per_target;
1155 	uint8_t fcode_boot_port_name[WWN_SIZE];
1156 	uint8_t alternate_port_name[WWN_SIZE];
1157 	uint8_t alternate_node_name[WWN_SIZE];
1158 
1159 	/*
1160 	 * BIT 0 = Selective Login
1161 	 * BIT 1 = Alt-Boot Enable
1162 	 * BIT 2 =
1163 	 * BIT 3 = Boot Order List
1164 	 * BIT 4 =
1165 	 * BIT 5 = Selective LUN
1166 	 * BIT 6 =
1167 	 * BIT 7 = unused
1168 	 */
1169 	uint8_t efi_parameters;
1170 
1171 	uint8_t link_down_timeout;
1172 
1173 	uint8_t adapter_id[16];
1174 
1175 	uint8_t alt1_boot_node_name[WWN_SIZE];
1176 	uint16_t alt1_boot_lun_number;
1177 	uint8_t alt2_boot_node_name[WWN_SIZE];
1178 	uint16_t alt2_boot_lun_number;
1179 	uint8_t alt3_boot_node_name[WWN_SIZE];
1180 	uint16_t alt3_boot_lun_number;
1181 	uint8_t alt4_boot_node_name[WWN_SIZE];
1182 	uint16_t alt4_boot_lun_number;
1183 	uint8_t alt5_boot_node_name[WWN_SIZE];
1184 	uint16_t alt5_boot_lun_number;
1185 	uint8_t alt6_boot_node_name[WWN_SIZE];
1186 	uint16_t alt6_boot_lun_number;
1187 	uint8_t alt7_boot_node_name[WWN_SIZE];
1188 	uint16_t alt7_boot_lun_number;
1189 
1190 	uint8_t reserved_3[2];
1191 
1192 	/* Offset 200-215 : Model Number */
1193 	uint8_t model_number[16];
1194 
1195 	/* OEM related items */
1196 	uint8_t oem_specific[16];
1197 
1198 	/*
1199 	 * NVRAM Adapter Features offset 232-239
1200 	 *
1201 	 * LSB BIT 0 = External GBIC
1202 	 * LSB BIT 1 = Risc RAM parity
1203 	 * LSB BIT 2 = Buffer Plus Module
1204 	 * LSB BIT 3 = Multi Chip Adapter
1205 	 * LSB BIT 4 = Internal connector
1206 	 * LSB BIT 5 =
1207 	 * LSB BIT 6 =
1208 	 * LSB BIT 7 =
1209 	 *
1210 	 * MSB BIT 0 =
1211 	 * MSB BIT 1 =
1212 	 * MSB BIT 2 =
1213 	 * MSB BIT 3 =
1214 	 * MSB BIT 4 =
1215 	 * MSB BIT 5 =
1216 	 * MSB BIT 6 =
1217 	 * MSB BIT 7 =
1218 	 */
1219 	uint8_t	adapter_features[2];
1220 
1221 	uint8_t reserved_4[16];
1222 
1223 	/* Subsystem vendor ID for ISP2200 */
1224 	uint16_t subsystem_vendor_id_2200;
1225 
1226 	/* Subsystem device ID for ISP2200 */
1227 	uint16_t subsystem_device_id_2200;
1228 
1229 	uint8_t	 reserved_5;
1230 	uint8_t	 checksum;
1231 } nvram_t;
1232 
1233 /*
1234  * ISP queue - response queue entry definition.
1235  */
1236 typedef struct {
1237 	uint8_t		data[60];
1238 	uint32_t	signature;
1239 #define RESPONSE_PROCESSED	0xDEADDEAD	/* Signature */
1240 } response_t;
1241 
1242 typedef union {
1243 	uint16_t extended;
1244 	struct {
1245 		uint8_t reserved;
1246 		uint8_t standard;
1247 	} id;
1248 } target_id_t;
1249 
1250 #define SET_TARGET_ID(ha, to, from)			\
1251 do {							\
1252 	if (HAS_EXTENDED_IDS(ha))			\
1253 		to.extended = cpu_to_le16(from);	\
1254 	else						\
1255 		to.id.standard = (uint8_t)from;		\
1256 } while (0)
1257 
1258 /*
1259  * ISP queue - command entry structure definition.
1260  */
1261 #define COMMAND_TYPE	0x11		/* Command entry */
1262 typedef struct {
1263 	uint8_t entry_type;		/* Entry type. */
1264 	uint8_t entry_count;		/* Entry count. */
1265 	uint8_t sys_define;		/* System defined. */
1266 	uint8_t entry_status;		/* Entry Status. */
1267 	uint32_t handle;		/* System handle. */
1268 	target_id_t target;		/* SCSI ID */
1269 	uint16_t lun;			/* SCSI LUN */
1270 	uint16_t control_flags;		/* Control flags. */
1271 #define CF_WRITE	BIT_6
1272 #define CF_READ		BIT_5
1273 #define CF_SIMPLE_TAG	BIT_3
1274 #define CF_ORDERED_TAG	BIT_2
1275 #define CF_HEAD_TAG	BIT_1
1276 	uint16_t reserved_1;
1277 	uint16_t timeout;		/* Command timeout. */
1278 	uint16_t dseg_count;		/* Data segment count. */
1279 	uint8_t scsi_cdb[MAX_CMDSZ]; 	/* SCSI command words. */
1280 	uint32_t byte_count;		/* Total byte count. */
1281 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1282 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1283 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1284 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1285 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1286 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1287 } cmd_entry_t;
1288 
1289 /*
1290  * ISP queue - 64-Bit addressing, command entry structure definition.
1291  */
1292 #define COMMAND_A64_TYPE	0x19	/* Command A64 entry */
1293 typedef struct {
1294 	uint8_t entry_type;		/* Entry type. */
1295 	uint8_t entry_count;		/* Entry count. */
1296 	uint8_t sys_define;		/* System defined. */
1297 	uint8_t entry_status;		/* Entry Status. */
1298 	uint32_t handle;		/* System handle. */
1299 	target_id_t target;		/* SCSI ID */
1300 	uint16_t lun;			/* SCSI LUN */
1301 	uint16_t control_flags;		/* Control flags. */
1302 	uint16_t reserved_1;
1303 	uint16_t timeout;		/* Command timeout. */
1304 	uint16_t dseg_count;		/* Data segment count. */
1305 	uint8_t scsi_cdb[MAX_CMDSZ];	/* SCSI command words. */
1306 	uint32_t byte_count;		/* Total byte count. */
1307 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1308 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1309 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1310 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1311 } cmd_a64_entry_t, request_t;
1312 
1313 /*
1314  * ISP queue - continuation entry structure definition.
1315  */
1316 #define CONTINUE_TYPE		0x02	/* Continuation entry. */
1317 typedef struct {
1318 	uint8_t entry_type;		/* Entry type. */
1319 	uint8_t entry_count;		/* Entry count. */
1320 	uint8_t sys_define;		/* System defined. */
1321 	uint8_t entry_status;		/* Entry Status. */
1322 	uint32_t reserved;
1323 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1324 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1325 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1326 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1327 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1328 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1329 	uint32_t dseg_3_address;	/* Data segment 3 address. */
1330 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1331 	uint32_t dseg_4_address;	/* Data segment 4 address. */
1332 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1333 	uint32_t dseg_5_address;	/* Data segment 5 address. */
1334 	uint32_t dseg_5_length;		/* Data segment 5 length. */
1335 	uint32_t dseg_6_address;	/* Data segment 6 address. */
1336 	uint32_t dseg_6_length;		/* Data segment 6 length. */
1337 } cont_entry_t;
1338 
1339 /*
1340  * ISP queue - 64-Bit addressing, continuation entry structure definition.
1341  */
1342 #define CONTINUE_A64_TYPE	0x0A	/* Continuation A64 entry. */
1343 typedef struct {
1344 	uint8_t entry_type;		/* Entry type. */
1345 	uint8_t entry_count;		/* Entry count. */
1346 	uint8_t sys_define;		/* System defined. */
1347 	uint8_t entry_status;		/* Entry Status. */
1348 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1349 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1350 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1351 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1352 	uint32_t dseg_2_address	[2];	/* Data segment 2 address. */
1353 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1354 	uint32_t dseg_3_address[2];	/* Data segment 3 address. */
1355 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1356 	uint32_t dseg_4_address[2];	/* Data segment 4 address. */
1357 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1358 } cont_a64_entry_t;
1359 
1360 #define PO_MODE_DIF_INSERT	0
1361 #define PO_MODE_DIF_REMOVE	BIT_0
1362 #define PO_MODE_DIF_PASS	BIT_1
1363 #define PO_MODE_DIF_REPLACE	(BIT_0 + BIT_1)
1364 #define PO_ENABLE_DIF_BUNDLING	BIT_8
1365 #define PO_ENABLE_INCR_GUARD_SEED	BIT_3
1366 #define PO_DISABLE_INCR_REF_TAG	BIT_5
1367 #define PO_DISABLE_GUARD_CHECK	BIT_4
1368 /*
1369  * ISP queue - 64-Bit addressing, continuation crc entry structure definition.
1370  */
1371 struct crc_context {
1372 	uint32_t handle;		/* System handle. */
1373 	uint32_t ref_tag;
1374 	uint16_t app_tag;
1375 	uint8_t ref_tag_mask[4];	/* Validation/Replacement Mask*/
1376 	uint8_t app_tag_mask[2];	/* Validation/Replacement Mask*/
1377 	uint16_t guard_seed;		/* Initial Guard Seed */
1378 	uint16_t prot_opts;		/* Requested Data Protection Mode */
1379 	uint16_t blk_size;		/* Data size in bytes */
1380 	uint16_t runt_blk_guard;	/* Guard value for runt block (tape
1381 					 * only) */
1382 	uint32_t byte_count;		/* Total byte count/ total data
1383 					 * transfer count */
1384 	union {
1385 		struct {
1386 			uint32_t	reserved_1;
1387 			uint16_t	reserved_2;
1388 			uint16_t	reserved_3;
1389 			uint32_t	reserved_4;
1390 			uint32_t	data_address[2];
1391 			uint32_t	data_length;
1392 			uint32_t	reserved_5[2];
1393 			uint32_t	reserved_6;
1394 		} nobundling;
1395 		struct {
1396 			uint32_t	dif_byte_count;	/* Total DIF byte
1397 							 * count */
1398 			uint16_t	reserved_1;
1399 			uint16_t	dseg_count;	/* Data segment count */
1400 			uint32_t	reserved_2;
1401 			uint32_t	data_address[2];
1402 			uint32_t	data_length;
1403 			uint32_t	dif_address[2];
1404 			uint32_t	dif_length;	/* Data segment 0
1405 							 * length */
1406 		} bundling;
1407 	} u;
1408 
1409 	struct fcp_cmnd	fcp_cmnd;
1410 	dma_addr_t	crc_ctx_dma;
1411 	/* List of DMA context transfers */
1412 	struct list_head dsd_list;
1413 
1414 	/* This structure should not exceed 512 bytes */
1415 };
1416 
1417 #define CRC_CONTEXT_LEN_FW	(offsetof(struct crc_context, fcp_cmnd.lun))
1418 #define CRC_CONTEXT_FCPCMND_OFF	(offsetof(struct crc_context, fcp_cmnd.lun))
1419 
1420 /*
1421  * ISP queue - status entry structure definition.
1422  */
1423 #define	STATUS_TYPE	0x03		/* Status entry. */
1424 typedef struct {
1425 	uint8_t entry_type;		/* Entry type. */
1426 	uint8_t entry_count;		/* Entry count. */
1427 	uint8_t sys_define;		/* System defined. */
1428 	uint8_t entry_status;		/* Entry Status. */
1429 	uint32_t handle;		/* System handle. */
1430 	uint16_t scsi_status;		/* SCSI status. */
1431 	uint16_t comp_status;		/* Completion status. */
1432 	uint16_t state_flags;		/* State flags. */
1433 	uint16_t status_flags;		/* Status flags. */
1434 	uint16_t rsp_info_len;		/* Response Info Length. */
1435 	uint16_t req_sense_length;	/* Request sense data length. */
1436 	uint32_t residual_length;	/* Residual transfer length. */
1437 	uint8_t rsp_info[8];		/* FCP response information. */
1438 	uint8_t req_sense_data[32];	/* Request sense data. */
1439 } sts_entry_t;
1440 
1441 /*
1442  * Status entry entry status
1443  */
1444 #define RF_RQ_DMA_ERROR	BIT_6		/* Request Queue DMA error. */
1445 #define RF_INV_E_ORDER	BIT_5		/* Invalid entry order. */
1446 #define RF_INV_E_COUNT	BIT_4		/* Invalid entry count. */
1447 #define RF_INV_E_PARAM	BIT_3		/* Invalid entry parameter. */
1448 #define RF_INV_E_TYPE	BIT_2		/* Invalid entry type. */
1449 #define RF_BUSY		BIT_1		/* Busy */
1450 #define RF_MASK		(RF_RQ_DMA_ERROR | RF_INV_E_ORDER | RF_INV_E_COUNT | \
1451 			 RF_INV_E_PARAM | RF_INV_E_TYPE | RF_BUSY)
1452 #define RF_MASK_24XX	(RF_INV_E_ORDER | RF_INV_E_COUNT | RF_INV_E_PARAM | \
1453 			 RF_INV_E_TYPE)
1454 
1455 /*
1456  * Status entry SCSI status bit definitions.
1457  */
1458 #define SS_MASK				0xfff	/* Reserved bits BIT_12-BIT_15*/
1459 #define SS_RESIDUAL_UNDER		BIT_11
1460 #define SS_RESIDUAL_OVER		BIT_10
1461 #define SS_SENSE_LEN_VALID		BIT_9
1462 #define SS_RESPONSE_INFO_LEN_VALID	BIT_8
1463 
1464 #define SS_RESERVE_CONFLICT		(BIT_4 | BIT_3)
1465 #define SS_BUSY_CONDITION		BIT_3
1466 #define SS_CONDITION_MET		BIT_2
1467 #define SS_CHECK_CONDITION		BIT_1
1468 
1469 /*
1470  * Status entry completion status
1471  */
1472 #define CS_COMPLETE		0x0	/* No errors */
1473 #define CS_INCOMPLETE		0x1	/* Incomplete transfer of cmd. */
1474 #define CS_DMA			0x2	/* A DMA direction error. */
1475 #define CS_TRANSPORT		0x3	/* Transport error. */
1476 #define CS_RESET		0x4	/* SCSI bus reset occurred */
1477 #define CS_ABORTED		0x5	/* System aborted command. */
1478 #define CS_TIMEOUT		0x6	/* Timeout error. */
1479 #define CS_DATA_OVERRUN		0x7	/* Data overrun. */
1480 #define CS_DIF_ERROR		0xC	/* DIF error detected  */
1481 
1482 #define CS_DATA_UNDERRUN	0x15	/* Data Underrun. */
1483 #define CS_QUEUE_FULL		0x1C	/* Queue Full. */
1484 #define CS_PORT_UNAVAILABLE	0x28	/* Port unavailable */
1485 					/* (selection timeout) */
1486 #define CS_PORT_LOGGED_OUT	0x29	/* Port Logged Out */
1487 #define CS_PORT_CONFIG_CHG	0x2A	/* Port Configuration Changed */
1488 #define CS_PORT_BUSY		0x2B	/* Port Busy */
1489 #define CS_COMPLETE_CHKCOND	0x30	/* Error? */
1490 #define CS_BAD_PAYLOAD		0x80	/* Driver defined */
1491 #define CS_UNKNOWN		0x81	/* Driver defined */
1492 #define CS_RETRY		0x82	/* Driver defined */
1493 #define CS_LOOP_DOWN_ABORT	0x83	/* Driver defined */
1494 
1495 /*
1496  * Status entry status flags
1497  */
1498 #define SF_ABTS_TERMINATED	BIT_10
1499 #define SF_LOGOUT_SENT		BIT_13
1500 
1501 /*
1502  * ISP queue - status continuation entry structure definition.
1503  */
1504 #define	STATUS_CONT_TYPE	0x10	/* Status continuation entry. */
1505 typedef struct {
1506 	uint8_t entry_type;		/* Entry type. */
1507 	uint8_t entry_count;		/* Entry count. */
1508 	uint8_t sys_define;		/* System defined. */
1509 	uint8_t entry_status;		/* Entry Status. */
1510 	uint8_t data[60];		/* data */
1511 } sts_cont_entry_t;
1512 
1513 /*
1514  * ISP queue -	RIO Type 1 status entry (32 bit I/O entry handles)
1515  *		structure definition.
1516  */
1517 #define	STATUS_TYPE_21 0x21		/* Status entry. */
1518 typedef struct {
1519 	uint8_t entry_type;		/* Entry type. */
1520 	uint8_t entry_count;		/* Entry count. */
1521 	uint8_t handle_count;		/* Handle count. */
1522 	uint8_t entry_status;		/* Entry Status. */
1523 	uint32_t handle[15];		/* System handles. */
1524 } sts21_entry_t;
1525 
1526 /*
1527  * ISP queue -	RIO Type 2 status entry (16 bit I/O entry handles)
1528  *		structure definition.
1529  */
1530 #define	STATUS_TYPE_22	0x22		/* Status entry. */
1531 typedef struct {
1532 	uint8_t entry_type;		/* Entry type. */
1533 	uint8_t entry_count;		/* Entry count. */
1534 	uint8_t handle_count;		/* Handle count. */
1535 	uint8_t entry_status;		/* Entry Status. */
1536 	uint16_t handle[30];		/* System handles. */
1537 } sts22_entry_t;
1538 
1539 /*
1540  * ISP queue - marker entry structure definition.
1541  */
1542 #define MARKER_TYPE	0x04		/* Marker entry. */
1543 typedef struct {
1544 	uint8_t entry_type;		/* Entry type. */
1545 	uint8_t entry_count;		/* Entry count. */
1546 	uint8_t handle_count;		/* Handle count. */
1547 	uint8_t entry_status;		/* Entry Status. */
1548 	uint32_t sys_define_2;		/* System defined. */
1549 	target_id_t target;		/* SCSI ID */
1550 	uint8_t modifier;		/* Modifier (7-0). */
1551 #define MK_SYNC_ID_LUN	0		/* Synchronize ID/LUN */
1552 #define MK_SYNC_ID	1		/* Synchronize ID */
1553 #define MK_SYNC_ALL	2		/* Synchronize all ID/LUN */
1554 #define MK_SYNC_LIP	3		/* Synchronize all ID/LUN, */
1555 					/* clear port changed, */
1556 					/* use sequence number. */
1557 	uint8_t reserved_1;
1558 	uint16_t sequence_number;	/* Sequence number of event */
1559 	uint16_t lun;			/* SCSI LUN */
1560 	uint8_t reserved_2[48];
1561 } mrk_entry_t;
1562 
1563 /*
1564  * ISP queue - Management Server entry structure definition.
1565  */
1566 #define MS_IOCB_TYPE		0x29	/* Management Server IOCB entry */
1567 typedef struct {
1568 	uint8_t entry_type;		/* Entry type. */
1569 	uint8_t entry_count;		/* Entry count. */
1570 	uint8_t handle_count;		/* Handle count. */
1571 	uint8_t entry_status;		/* Entry Status. */
1572 	uint32_t handle1;		/* System handle. */
1573 	target_id_t loop_id;
1574 	uint16_t status;
1575 	uint16_t control_flags;		/* Control flags. */
1576 	uint16_t reserved2;
1577 	uint16_t timeout;
1578 	uint16_t cmd_dsd_count;
1579 	uint16_t total_dsd_count;
1580 	uint8_t type;
1581 	uint8_t r_ctl;
1582 	uint16_t rx_id;
1583 	uint16_t reserved3;
1584 	uint32_t handle2;
1585 	uint32_t rsp_bytecount;
1586 	uint32_t req_bytecount;
1587 	uint32_t dseg_req_address[2];	/* Data segment 0 address. */
1588 	uint32_t dseg_req_length;	/* Data segment 0 length. */
1589 	uint32_t dseg_rsp_address[2];	/* Data segment 1 address. */
1590 	uint32_t dseg_rsp_length;	/* Data segment 1 length. */
1591 } ms_iocb_entry_t;
1592 
1593 
1594 /*
1595  * ISP queue - Mailbox Command entry structure definition.
1596  */
1597 #define MBX_IOCB_TYPE	0x39
1598 struct mbx_entry {
1599 	uint8_t entry_type;
1600 	uint8_t entry_count;
1601 	uint8_t sys_define1;
1602 	/* Use sys_define1 for source type */
1603 #define SOURCE_SCSI	0x00
1604 #define SOURCE_IP	0x01
1605 #define SOURCE_VI	0x02
1606 #define SOURCE_SCTP	0x03
1607 #define SOURCE_MP	0x04
1608 #define SOURCE_MPIOCTL	0x05
1609 #define SOURCE_ASYNC_IOCB 0x07
1610 
1611 	uint8_t entry_status;
1612 
1613 	uint32_t handle;
1614 	target_id_t loop_id;
1615 
1616 	uint16_t status;
1617 	uint16_t state_flags;
1618 	uint16_t status_flags;
1619 
1620 	uint32_t sys_define2[2];
1621 
1622 	uint16_t mb0;
1623 	uint16_t mb1;
1624 	uint16_t mb2;
1625 	uint16_t mb3;
1626 	uint16_t mb6;
1627 	uint16_t mb7;
1628 	uint16_t mb9;
1629 	uint16_t mb10;
1630 	uint32_t reserved_2[2];
1631 	uint8_t node_name[WWN_SIZE];
1632 	uint8_t port_name[WWN_SIZE];
1633 };
1634 
1635 /*
1636  * ISP request and response queue entry sizes
1637  */
1638 #define RESPONSE_ENTRY_SIZE	(sizeof(response_t))
1639 #define REQUEST_ENTRY_SIZE	(sizeof(request_t))
1640 
1641 
1642 /*
1643  * 24 bit port ID type definition.
1644  */
1645 typedef union {
1646 	uint32_t b24 : 24;
1647 
1648 	struct {
1649 #ifdef __BIG_ENDIAN
1650 		uint8_t domain;
1651 		uint8_t area;
1652 		uint8_t al_pa;
1653 #elif defined(__LITTLE_ENDIAN)
1654 		uint8_t al_pa;
1655 		uint8_t area;
1656 		uint8_t domain;
1657 #else
1658 #error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!"
1659 #endif
1660 		uint8_t rsvd_1;
1661 	} b;
1662 } port_id_t;
1663 #define INVALID_PORT_ID	0xFFFFFF
1664 
1665 /*
1666  * Switch info gathering structure.
1667  */
1668 typedef struct {
1669 	port_id_t d_id;
1670 	uint8_t node_name[WWN_SIZE];
1671 	uint8_t port_name[WWN_SIZE];
1672 	uint8_t fabric_port_name[WWN_SIZE];
1673 	uint16_t fp_speed;
1674 	uint8_t fc4_type;
1675 } sw_info_t;
1676 
1677 /* FCP-4 types */
1678 #define FC4_TYPE_FCP_SCSI	0x08
1679 #define FC4_TYPE_OTHER		0x0
1680 #define FC4_TYPE_UNKNOWN	0xff
1681 
1682 /*
1683  * Fibre channel port type.
1684  */
1685  typedef enum {
1686 	FCT_UNKNOWN,
1687 	FCT_RSCN,
1688 	FCT_SWITCH,
1689 	FCT_BROADCAST,
1690 	FCT_INITIATOR,
1691 	FCT_TARGET
1692 } fc_port_type_t;
1693 
1694 /*
1695  * Fibre channel port structure.
1696  */
1697 typedef struct fc_port {
1698 	struct list_head list;
1699 	struct scsi_qla_host *vha;
1700 
1701 	uint8_t node_name[WWN_SIZE];
1702 	uint8_t port_name[WWN_SIZE];
1703 	port_id_t d_id;
1704 	uint16_t loop_id;
1705 	uint16_t old_loop_id;
1706 
1707 	uint8_t fcp_prio;
1708 
1709 	uint8_t fabric_port_name[WWN_SIZE];
1710 	uint16_t fp_speed;
1711 
1712 	fc_port_type_t port_type;
1713 
1714 	atomic_t state;
1715 	uint32_t flags;
1716 
1717 	int login_retry;
1718 
1719 	struct fc_rport *rport, *drport;
1720 	u32 supported_classes;
1721 
1722 	uint16_t vp_idx;
1723 	uint8_t fc4_type;
1724 	uint8_t scan_state;
1725 } fc_port_t;
1726 
1727 /*
1728  * Fibre channel port/lun states.
1729  */
1730 #define FCS_UNCONFIGURED	1
1731 #define FCS_DEVICE_DEAD		2
1732 #define FCS_DEVICE_LOST		3
1733 #define FCS_ONLINE		4
1734 
1735 static const char * const port_state_str[] = {
1736 	"Unknown",
1737 	"UNCONFIGURED",
1738 	"DEAD",
1739 	"LOST",
1740 	"ONLINE"
1741 };
1742 
1743 /*
1744  * FC port flags.
1745  */
1746 #define FCF_FABRIC_DEVICE	BIT_0
1747 #define FCF_LOGIN_NEEDED	BIT_1
1748 #define FCF_FCP2_DEVICE		BIT_2
1749 #define FCF_ASYNC_SENT		BIT_3
1750 
1751 /* No loop ID flag. */
1752 #define FC_NO_LOOP_ID		0x1000
1753 
1754 /*
1755  * FC-CT interface
1756  *
1757  * NOTE: All structures are big-endian in form.
1758  */
1759 
1760 #define CT_REJECT_RESPONSE	0x8001
1761 #define CT_ACCEPT_RESPONSE	0x8002
1762 #define CT_REASON_INVALID_COMMAND_CODE	0x01
1763 #define CT_REASON_CANNOT_PERFORM	0x09
1764 #define CT_REASON_COMMAND_UNSUPPORTED	0x0b
1765 #define CT_EXPL_ALREADY_REGISTERED	0x10
1766 
1767 #define NS_N_PORT_TYPE	0x01
1768 #define NS_NL_PORT_TYPE	0x02
1769 #define NS_NX_PORT_TYPE	0x7F
1770 
1771 #define	GA_NXT_CMD	0x100
1772 #define	GA_NXT_REQ_SIZE	(16 + 4)
1773 #define	GA_NXT_RSP_SIZE	(16 + 620)
1774 
1775 #define	GID_PT_CMD	0x1A1
1776 #define	GID_PT_REQ_SIZE	(16 + 4)
1777 
1778 #define	GPN_ID_CMD	0x112
1779 #define	GPN_ID_REQ_SIZE	(16 + 4)
1780 #define	GPN_ID_RSP_SIZE	(16 + 8)
1781 
1782 #define	GNN_ID_CMD	0x113
1783 #define	GNN_ID_REQ_SIZE	(16 + 4)
1784 #define	GNN_ID_RSP_SIZE	(16 + 8)
1785 
1786 #define	GFT_ID_CMD	0x117
1787 #define	GFT_ID_REQ_SIZE	(16 + 4)
1788 #define	GFT_ID_RSP_SIZE	(16 + 32)
1789 
1790 #define	RFT_ID_CMD	0x217
1791 #define	RFT_ID_REQ_SIZE	(16 + 4 + 32)
1792 #define	RFT_ID_RSP_SIZE	16
1793 
1794 #define	RFF_ID_CMD	0x21F
1795 #define	RFF_ID_REQ_SIZE	(16 + 4 + 2 + 1 + 1)
1796 #define	RFF_ID_RSP_SIZE	16
1797 
1798 #define	RNN_ID_CMD	0x213
1799 #define	RNN_ID_REQ_SIZE	(16 + 4 + 8)
1800 #define	RNN_ID_RSP_SIZE	16
1801 
1802 #define	RSNN_NN_CMD	 0x239
1803 #define	RSNN_NN_REQ_SIZE (16 + 8 + 1 + 255)
1804 #define	RSNN_NN_RSP_SIZE 16
1805 
1806 #define	GFPN_ID_CMD	0x11C
1807 #define	GFPN_ID_REQ_SIZE (16 + 4)
1808 #define	GFPN_ID_RSP_SIZE (16 + 8)
1809 
1810 #define	GPSC_CMD	0x127
1811 #define	GPSC_REQ_SIZE	(16 + 8)
1812 #define	GPSC_RSP_SIZE	(16 + 2 + 2)
1813 
1814 #define GFF_ID_CMD	0x011F
1815 #define GFF_ID_REQ_SIZE	(16 + 4)
1816 #define GFF_ID_RSP_SIZE (16 + 128)
1817 
1818 /*
1819  * HBA attribute types.
1820  */
1821 #define FDMI_HBA_ATTR_COUNT			9
1822 #define FDMI_HBA_NODE_NAME			1
1823 #define FDMI_HBA_MANUFACTURER			2
1824 #define FDMI_HBA_SERIAL_NUMBER			3
1825 #define FDMI_HBA_MODEL				4
1826 #define FDMI_HBA_MODEL_DESCRIPTION		5
1827 #define FDMI_HBA_HARDWARE_VERSION		6
1828 #define FDMI_HBA_DRIVER_VERSION			7
1829 #define FDMI_HBA_OPTION_ROM_VERSION		8
1830 #define FDMI_HBA_FIRMWARE_VERSION		9
1831 #define FDMI_HBA_OS_NAME_AND_VERSION		0xa
1832 #define FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH	0xb
1833 
1834 struct ct_fdmi_hba_attr {
1835 	uint16_t type;
1836 	uint16_t len;
1837 	union {
1838 		uint8_t node_name[WWN_SIZE];
1839 		uint8_t manufacturer[32];
1840 		uint8_t serial_num[8];
1841 		uint8_t model[16];
1842 		uint8_t model_desc[80];
1843 		uint8_t hw_version[16];
1844 		uint8_t driver_version[32];
1845 		uint8_t orom_version[16];
1846 		uint8_t fw_version[16];
1847 		uint8_t os_version[128];
1848 		uint8_t max_ct_len[4];
1849 	} a;
1850 };
1851 
1852 struct ct_fdmi_hba_attributes {
1853 	uint32_t count;
1854 	struct ct_fdmi_hba_attr entry[FDMI_HBA_ATTR_COUNT];
1855 };
1856 
1857 /*
1858  * Port attribute types.
1859  */
1860 #define FDMI_PORT_ATTR_COUNT		6
1861 #define FDMI_PORT_FC4_TYPES		1
1862 #define FDMI_PORT_SUPPORT_SPEED		2
1863 #define FDMI_PORT_CURRENT_SPEED		3
1864 #define FDMI_PORT_MAX_FRAME_SIZE	4
1865 #define FDMI_PORT_OS_DEVICE_NAME	5
1866 #define FDMI_PORT_HOST_NAME		6
1867 
1868 #define FDMI_PORT_SPEED_1GB		0x1
1869 #define FDMI_PORT_SPEED_2GB		0x2
1870 #define FDMI_PORT_SPEED_10GB		0x4
1871 #define FDMI_PORT_SPEED_4GB		0x8
1872 #define FDMI_PORT_SPEED_8GB		0x10
1873 #define FDMI_PORT_SPEED_16GB		0x20
1874 #define FDMI_PORT_SPEED_UNKNOWN		0x8000
1875 
1876 struct ct_fdmi_port_attr {
1877 	uint16_t type;
1878 	uint16_t len;
1879 	union {
1880 		uint8_t fc4_types[32];
1881 		uint32_t sup_speed;
1882 		uint32_t cur_speed;
1883 		uint32_t max_frame_size;
1884 		uint8_t os_dev_name[32];
1885 		uint8_t host_name[32];
1886 	} a;
1887 };
1888 
1889 /*
1890  * Port Attribute Block.
1891  */
1892 struct ct_fdmi_port_attributes {
1893 	uint32_t count;
1894 	struct ct_fdmi_port_attr entry[FDMI_PORT_ATTR_COUNT];
1895 };
1896 
1897 /* FDMI definitions. */
1898 #define GRHL_CMD	0x100
1899 #define GHAT_CMD	0x101
1900 #define GRPL_CMD	0x102
1901 #define GPAT_CMD	0x110
1902 
1903 #define RHBA_CMD	0x200
1904 #define RHBA_RSP_SIZE	16
1905 
1906 #define RHAT_CMD	0x201
1907 #define RPRT_CMD	0x210
1908 
1909 #define RPA_CMD		0x211
1910 #define RPA_RSP_SIZE	16
1911 
1912 #define DHBA_CMD	0x300
1913 #define DHBA_REQ_SIZE	(16 + 8)
1914 #define DHBA_RSP_SIZE	16
1915 
1916 #define DHAT_CMD	0x301
1917 #define DPRT_CMD	0x310
1918 #define DPA_CMD		0x311
1919 
1920 /* CT command header -- request/response common fields */
1921 struct ct_cmd_hdr {
1922 	uint8_t revision;
1923 	uint8_t in_id[3];
1924 	uint8_t gs_type;
1925 	uint8_t gs_subtype;
1926 	uint8_t options;
1927 	uint8_t reserved;
1928 };
1929 
1930 /* CT command request */
1931 struct ct_sns_req {
1932 	struct ct_cmd_hdr header;
1933 	uint16_t command;
1934 	uint16_t max_rsp_size;
1935 	uint8_t fragment_id;
1936 	uint8_t reserved[3];
1937 
1938 	union {
1939 		/* GA_NXT, GPN_ID, GNN_ID, GFT_ID, GFPN_ID */
1940 		struct {
1941 			uint8_t reserved;
1942 			uint8_t port_id[3];
1943 		} port_id;
1944 
1945 		struct {
1946 			uint8_t port_type;
1947 			uint8_t domain;
1948 			uint8_t area;
1949 			uint8_t reserved;
1950 		} gid_pt;
1951 
1952 		struct {
1953 			uint8_t reserved;
1954 			uint8_t port_id[3];
1955 			uint8_t fc4_types[32];
1956 		} rft_id;
1957 
1958 		struct {
1959 			uint8_t reserved;
1960 			uint8_t port_id[3];
1961 			uint16_t reserved2;
1962 			uint8_t fc4_feature;
1963 			uint8_t fc4_type;
1964 		} rff_id;
1965 
1966 		struct {
1967 			uint8_t reserved;
1968 			uint8_t port_id[3];
1969 			uint8_t node_name[8];
1970 		} rnn_id;
1971 
1972 		struct {
1973 			uint8_t node_name[8];
1974 			uint8_t name_len;
1975 			uint8_t sym_node_name[255];
1976 		} rsnn_nn;
1977 
1978 		struct {
1979 			uint8_t hba_indentifier[8];
1980 		} ghat;
1981 
1982 		struct {
1983 			uint8_t hba_identifier[8];
1984 			uint32_t entry_count;
1985 			uint8_t port_name[8];
1986 			struct ct_fdmi_hba_attributes attrs;
1987 		} rhba;
1988 
1989 		struct {
1990 			uint8_t hba_identifier[8];
1991 			struct ct_fdmi_hba_attributes attrs;
1992 		} rhat;
1993 
1994 		struct {
1995 			uint8_t port_name[8];
1996 			struct ct_fdmi_port_attributes attrs;
1997 		} rpa;
1998 
1999 		struct {
2000 			uint8_t port_name[8];
2001 		} dhba;
2002 
2003 		struct {
2004 			uint8_t port_name[8];
2005 		} dhat;
2006 
2007 		struct {
2008 			uint8_t port_name[8];
2009 		} dprt;
2010 
2011 		struct {
2012 			uint8_t port_name[8];
2013 		} dpa;
2014 
2015 		struct {
2016 			uint8_t port_name[8];
2017 		} gpsc;
2018 
2019 		struct {
2020 			uint8_t reserved;
2021 			uint8_t port_name[3];
2022 		} gff_id;
2023 	} req;
2024 };
2025 
2026 /* CT command response header */
2027 struct ct_rsp_hdr {
2028 	struct ct_cmd_hdr header;
2029 	uint16_t response;
2030 	uint16_t residual;
2031 	uint8_t fragment_id;
2032 	uint8_t reason_code;
2033 	uint8_t explanation_code;
2034 	uint8_t vendor_unique;
2035 };
2036 
2037 struct ct_sns_gid_pt_data {
2038 	uint8_t control_byte;
2039 	uint8_t port_id[3];
2040 };
2041 
2042 struct ct_sns_rsp {
2043 	struct ct_rsp_hdr header;
2044 
2045 	union {
2046 		struct {
2047 			uint8_t port_type;
2048 			uint8_t port_id[3];
2049 			uint8_t port_name[8];
2050 			uint8_t sym_port_name_len;
2051 			uint8_t sym_port_name[255];
2052 			uint8_t node_name[8];
2053 			uint8_t sym_node_name_len;
2054 			uint8_t sym_node_name[255];
2055 			uint8_t init_proc_assoc[8];
2056 			uint8_t node_ip_addr[16];
2057 			uint8_t class_of_service[4];
2058 			uint8_t fc4_types[32];
2059 			uint8_t ip_address[16];
2060 			uint8_t fabric_port_name[8];
2061 			uint8_t reserved;
2062 			uint8_t hard_address[3];
2063 		} ga_nxt;
2064 
2065 		struct {
2066 			/* Assume the largest number of targets for the union */
2067 			struct ct_sns_gid_pt_data
2068 			    entries[MAX_FIBRE_DEVICES_MAX];
2069 		} gid_pt;
2070 
2071 		struct {
2072 			uint8_t port_name[8];
2073 		} gpn_id;
2074 
2075 		struct {
2076 			uint8_t node_name[8];
2077 		} gnn_id;
2078 
2079 		struct {
2080 			uint8_t fc4_types[32];
2081 		} gft_id;
2082 
2083 		struct {
2084 			uint32_t entry_count;
2085 			uint8_t port_name[8];
2086 			struct ct_fdmi_hba_attributes attrs;
2087 		} ghat;
2088 
2089 		struct {
2090 			uint8_t port_name[8];
2091 		} gfpn_id;
2092 
2093 		struct {
2094 			uint16_t speeds;
2095 			uint16_t speed;
2096 		} gpsc;
2097 
2098 #define GFF_FCP_SCSI_OFFSET	7
2099 		struct {
2100 			uint8_t fc4_features[128];
2101 		} gff_id;
2102 	} rsp;
2103 };
2104 
2105 struct ct_sns_pkt {
2106 	union {
2107 		struct ct_sns_req req;
2108 		struct ct_sns_rsp rsp;
2109 	} p;
2110 };
2111 
2112 /*
2113  * SNS command structures -- for 2200 compatibility.
2114  */
2115 #define	RFT_ID_SNS_SCMD_LEN	22
2116 #define	RFT_ID_SNS_CMD_SIZE	60
2117 #define	RFT_ID_SNS_DATA_SIZE	16
2118 
2119 #define	RNN_ID_SNS_SCMD_LEN	10
2120 #define	RNN_ID_SNS_CMD_SIZE	36
2121 #define	RNN_ID_SNS_DATA_SIZE	16
2122 
2123 #define	GA_NXT_SNS_SCMD_LEN	6
2124 #define	GA_NXT_SNS_CMD_SIZE	28
2125 #define	GA_NXT_SNS_DATA_SIZE	(620 + 16)
2126 
2127 #define	GID_PT_SNS_SCMD_LEN	6
2128 #define	GID_PT_SNS_CMD_SIZE	28
2129 /*
2130  * Assume MAX_FIBRE_DEVICES_2100 as these defines are only used with older
2131  * adapters.
2132  */
2133 #define	GID_PT_SNS_DATA_SIZE	(MAX_FIBRE_DEVICES_2100 * 4 + 16)
2134 
2135 #define	GPN_ID_SNS_SCMD_LEN	6
2136 #define	GPN_ID_SNS_CMD_SIZE	28
2137 #define	GPN_ID_SNS_DATA_SIZE	(8 + 16)
2138 
2139 #define	GNN_ID_SNS_SCMD_LEN	6
2140 #define	GNN_ID_SNS_CMD_SIZE	28
2141 #define	GNN_ID_SNS_DATA_SIZE	(8 + 16)
2142 
2143 struct sns_cmd_pkt {
2144 	union {
2145 		struct {
2146 			uint16_t buffer_length;
2147 			uint16_t reserved_1;
2148 			uint32_t buffer_address[2];
2149 			uint16_t subcommand_length;
2150 			uint16_t reserved_2;
2151 			uint16_t subcommand;
2152 			uint16_t size;
2153 			uint32_t reserved_3;
2154 			uint8_t param[36];
2155 		} cmd;
2156 
2157 		uint8_t rft_data[RFT_ID_SNS_DATA_SIZE];
2158 		uint8_t rnn_data[RNN_ID_SNS_DATA_SIZE];
2159 		uint8_t gan_data[GA_NXT_SNS_DATA_SIZE];
2160 		uint8_t gid_data[GID_PT_SNS_DATA_SIZE];
2161 		uint8_t gpn_data[GPN_ID_SNS_DATA_SIZE];
2162 		uint8_t gnn_data[GNN_ID_SNS_DATA_SIZE];
2163 	} p;
2164 };
2165 
2166 struct fw_blob {
2167 	char *name;
2168 	uint32_t segs[4];
2169 	const struct firmware *fw;
2170 };
2171 
2172 /* Return data from MBC_GET_ID_LIST call. */
2173 struct gid_list_info {
2174 	uint8_t	al_pa;
2175 	uint8_t	area;
2176 	uint8_t	domain;
2177 	uint8_t	loop_id_2100;	/* ISP2100/ISP2200 -- 4 bytes. */
2178 	uint16_t loop_id;	/* ISP23XX         -- 6 bytes. */
2179 	uint16_t reserved_1;	/* ISP24XX         -- 8 bytes. */
2180 };
2181 
2182 /* NPIV */
2183 typedef struct vport_info {
2184 	uint8_t		port_name[WWN_SIZE];
2185 	uint8_t		node_name[WWN_SIZE];
2186 	int		vp_id;
2187 	uint16_t	loop_id;
2188 	unsigned long	host_no;
2189 	uint8_t		port_id[3];
2190 	int		loop_state;
2191 } vport_info_t;
2192 
2193 typedef struct vport_params {
2194 	uint8_t 	port_name[WWN_SIZE];
2195 	uint8_t 	node_name[WWN_SIZE];
2196 	uint32_t 	options;
2197 #define	VP_OPTS_RETRY_ENABLE	BIT_0
2198 #define	VP_OPTS_VP_DISABLE	BIT_1
2199 } vport_params_t;
2200 
2201 /* NPIV - return codes of VP create and modify */
2202 #define VP_RET_CODE_OK			0
2203 #define VP_RET_CODE_FATAL		1
2204 #define VP_RET_CODE_WRONG_ID		2
2205 #define VP_RET_CODE_WWPN		3
2206 #define VP_RET_CODE_RESOURCES		4
2207 #define VP_RET_CODE_NO_MEM		5
2208 #define VP_RET_CODE_NOT_FOUND		6
2209 
2210 struct qla_hw_data;
2211 struct rsp_que;
2212 /*
2213  * ISP operations
2214  */
2215 struct isp_operations {
2216 
2217 	int (*pci_config) (struct scsi_qla_host *);
2218 	void (*reset_chip) (struct scsi_qla_host *);
2219 	int (*chip_diag) (struct scsi_qla_host *);
2220 	void (*config_rings) (struct scsi_qla_host *);
2221 	void (*reset_adapter) (struct scsi_qla_host *);
2222 	int (*nvram_config) (struct scsi_qla_host *);
2223 	void (*update_fw_options) (struct scsi_qla_host *);
2224 	int (*load_risc) (struct scsi_qla_host *, uint32_t *);
2225 
2226 	char * (*pci_info_str) (struct scsi_qla_host *, char *);
2227 	char * (*fw_version_str) (struct scsi_qla_host *, char *);
2228 
2229 	irq_handler_t intr_handler;
2230 	void (*enable_intrs) (struct qla_hw_data *);
2231 	void (*disable_intrs) (struct qla_hw_data *);
2232 
2233 	int (*abort_command) (srb_t *);
2234 	int (*target_reset) (struct fc_port *, unsigned int, int);
2235 	int (*lun_reset) (struct fc_port *, unsigned int, int);
2236 	int (*fabric_login) (struct scsi_qla_host *, uint16_t, uint8_t,
2237 		uint8_t, uint8_t, uint16_t *, uint8_t);
2238 	int (*fabric_logout) (struct scsi_qla_host *, uint16_t, uint8_t,
2239 	    uint8_t, uint8_t);
2240 
2241 	uint16_t (*calc_req_entries) (uint16_t);
2242 	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
2243 	void * (*prep_ms_iocb) (struct scsi_qla_host *, uint32_t, uint32_t);
2244 	void * (*prep_ms_fdmi_iocb) (struct scsi_qla_host *, uint32_t,
2245 	    uint32_t);
2246 
2247 	uint8_t * (*read_nvram) (struct scsi_qla_host *, uint8_t *,
2248 		uint32_t, uint32_t);
2249 	int (*write_nvram) (struct scsi_qla_host *, uint8_t *, uint32_t,
2250 		uint32_t);
2251 
2252 	void (*fw_dump) (struct scsi_qla_host *, int);
2253 
2254 	int (*beacon_on) (struct scsi_qla_host *);
2255 	int (*beacon_off) (struct scsi_qla_host *);
2256 	void (*beacon_blink) (struct scsi_qla_host *);
2257 
2258 	uint8_t * (*read_optrom) (struct scsi_qla_host *, uint8_t *,
2259 		uint32_t, uint32_t);
2260 	int (*write_optrom) (struct scsi_qla_host *, uint8_t *, uint32_t,
2261 		uint32_t);
2262 
2263 	int (*get_flash_version) (struct scsi_qla_host *, void *);
2264 	int (*start_scsi) (srb_t *);
2265 	int (*abort_isp) (struct scsi_qla_host *);
2266 	int (*iospace_config)(struct qla_hw_data*);
2267 };
2268 
2269 /* MSI-X Support *************************************************************/
2270 
2271 #define QLA_MSIX_CHIP_REV_24XX	3
2272 #define QLA_MSIX_FW_MODE(m)	(((m) & (BIT_7|BIT_8|BIT_9)) >> 7)
2273 #define QLA_MSIX_FW_MODE_1(m)	(QLA_MSIX_FW_MODE(m) == 1)
2274 
2275 #define QLA_MSIX_DEFAULT	0x00
2276 #define QLA_MSIX_RSP_Q		0x01
2277 
2278 #define QLA_MIDX_DEFAULT	0
2279 #define QLA_MIDX_RSP_Q		1
2280 #define QLA_PCI_MSIX_CONTROL	0xa2
2281 #define QLA_83XX_PCI_MSIX_CONTROL	0x92
2282 
2283 struct scsi_qla_host;
2284 
2285 struct qla_msix_entry {
2286 	int have_irq;
2287 	uint32_t vector;
2288 	uint16_t entry;
2289 	struct rsp_que *rsp;
2290 };
2291 
2292 #define	WATCH_INTERVAL		1       /* number of seconds */
2293 
2294 /* Work events.  */
2295 enum qla_work_type {
2296 	QLA_EVT_AEN,
2297 	QLA_EVT_IDC_ACK,
2298 	QLA_EVT_ASYNC_LOGIN,
2299 	QLA_EVT_ASYNC_LOGIN_DONE,
2300 	QLA_EVT_ASYNC_LOGOUT,
2301 	QLA_EVT_ASYNC_LOGOUT_DONE,
2302 	QLA_EVT_ASYNC_ADISC,
2303 	QLA_EVT_ASYNC_ADISC_DONE,
2304 	QLA_EVT_UEVENT,
2305 };
2306 
2307 
2308 struct qla_work_evt {
2309 	struct list_head	list;
2310 	enum qla_work_type	type;
2311 	u32			flags;
2312 #define QLA_EVT_FLAG_FREE	0x1
2313 
2314 	union {
2315 		struct {
2316 			enum fc_host_event_code code;
2317 			u32 data;
2318 		} aen;
2319 		struct {
2320 #define QLA_IDC_ACK_REGS	7
2321 			uint16_t mb[QLA_IDC_ACK_REGS];
2322 		} idc_ack;
2323 		struct {
2324 			struct fc_port *fcport;
2325 #define QLA_LOGIO_LOGIN_RETRIED	BIT_0
2326 			u16 data[2];
2327 		} logio;
2328 		struct {
2329 			u32 code;
2330 #define QLA_UEVENT_CODE_FW_DUMP	0
2331 		} uevent;
2332 	} u;
2333 };
2334 
2335 struct qla_chip_state_84xx {
2336 	struct list_head list;
2337 	struct kref kref;
2338 
2339 	void *bus;
2340 	spinlock_t access_lock;
2341 	struct mutex fw_update_mutex;
2342 	uint32_t fw_update;
2343 	uint32_t op_fw_version;
2344 	uint32_t op_fw_size;
2345 	uint32_t op_fw_seq_size;
2346 	uint32_t diag_fw_version;
2347 	uint32_t gold_fw_version;
2348 };
2349 
2350 struct qla_statistics {
2351 	uint32_t total_isp_aborts;
2352 	uint64_t input_bytes;
2353 	uint64_t output_bytes;
2354 };
2355 
2356 /* Multi queue support */
2357 #define MBC_INITIALIZE_MULTIQ 0x1f
2358 #define QLA_QUE_PAGE 0X1000
2359 #define QLA_MQ_SIZE 32
2360 #define QLA_MAX_QUEUES 256
2361 #define ISP_QUE_REG(ha, id) \
2362 	((ha->mqenable || IS_QLA83XX(ha)) ? \
2363 	((void *)(ha->mqiobase) +\
2364 	(QLA_QUE_PAGE * id)) :\
2365 	((void *)(ha->iobase)))
2366 #define QLA_REQ_QUE_ID(tag) \
2367 	((tag < QLA_MAX_QUEUES && tag > 0) ? tag : 0)
2368 #define QLA_DEFAULT_QUE_QOS 5
2369 #define QLA_PRECONFIG_VPORTS 32
2370 #define QLA_MAX_VPORTS_QLA24XX	128
2371 #define QLA_MAX_VPORTS_QLA25XX	256
2372 /* Response queue data structure */
2373 struct rsp_que {
2374 	dma_addr_t  dma;
2375 	response_t *ring;
2376 	response_t *ring_ptr;
2377 	uint32_t __iomem *rsp_q_in;	/* FWI2-capable only. */
2378 	uint32_t __iomem *rsp_q_out;
2379 	uint16_t  ring_index;
2380 	uint16_t  out_ptr;
2381 	uint16_t  length;
2382 	uint16_t  options;
2383 	uint16_t  rid;
2384 	uint16_t  id;
2385 	uint16_t  vp_idx;
2386 	struct qla_hw_data *hw;
2387 	struct qla_msix_entry *msix;
2388 	struct req_que *req;
2389 	srb_t *status_srb; /* status continuation entry */
2390 	struct work_struct q_work;
2391 };
2392 
2393 /* Request queue data structure */
2394 struct req_que {
2395 	dma_addr_t  dma;
2396 	request_t *ring;
2397 	request_t *ring_ptr;
2398 	uint32_t __iomem *req_q_in;	/* FWI2-capable only. */
2399 	uint32_t __iomem *req_q_out;
2400 	uint16_t  ring_index;
2401 	uint16_t  in_ptr;
2402 	uint16_t  cnt;
2403 	uint16_t  length;
2404 	uint16_t  options;
2405 	uint16_t  rid;
2406 	uint16_t  id;
2407 	uint16_t  qos;
2408 	uint16_t  vp_idx;
2409 	struct rsp_que *rsp;
2410 	srb_t *outstanding_cmds[MAX_OUTSTANDING_COMMANDS];
2411 	uint32_t current_outstanding_cmd;
2412 	int max_q_depth;
2413 };
2414 
2415 /* Place holder for FW buffer parameters */
2416 struct qlfc_fw {
2417 	void *fw_buf;
2418 	dma_addr_t fw_dma;
2419 	uint32_t len;
2420 };
2421 
2422 /*
2423  * Qlogic host adapter specific data structure.
2424 */
2425 struct qla_hw_data {
2426 	struct pci_dev  *pdev;
2427 	/* SRB cache. */
2428 #define SRB_MIN_REQ     128
2429 	mempool_t       *srb_mempool;
2430 
2431 	volatile struct {
2432 		uint32_t	mbox_int		:1;
2433 		uint32_t	mbox_busy		:1;
2434 		uint32_t	disable_risc_code_load	:1;
2435 		uint32_t	enable_64bit_addressing	:1;
2436 		uint32_t	enable_lip_reset	:1;
2437 		uint32_t	enable_target_reset	:1;
2438 		uint32_t	enable_lip_full_login	:1;
2439 		uint32_t	enable_led_scheme	:1;
2440 
2441 		uint32_t	msi_enabled		:1;
2442 		uint32_t	msix_enabled		:1;
2443 		uint32_t	disable_serdes		:1;
2444 		uint32_t	gpsc_supported		:1;
2445 		uint32_t	npiv_supported		:1;
2446 		uint32_t	pci_channel_io_perm_failure	:1;
2447 		uint32_t	fce_enabled		:1;
2448 		uint32_t	fac_supported		:1;
2449 
2450 		uint32_t	chip_reset_done		:1;
2451 		uint32_t	port0			:1;
2452 		uint32_t	running_gold_fw		:1;
2453 		uint32_t	eeh_busy		:1;
2454 		uint32_t	cpu_affinity_enabled	:1;
2455 		uint32_t	disable_msix_handshake	:1;
2456 		uint32_t	fcp_prio_enabled	:1;
2457 		uint32_t	isp82xx_fw_hung:1;
2458 
2459 		uint32_t	quiesce_owner:1;
2460 		uint32_t	thermal_supported:1;
2461 		uint32_t	isp82xx_reset_hdlr_active:1;
2462 		uint32_t	isp82xx_reset_owner:1;
2463 		/* 28 bits */
2464 	} flags;
2465 
2466 	/* This spinlock is used to protect "io transactions", you must
2467 	* acquire it before doing any IO to the card, eg with RD_REG*() and
2468 	* WRT_REG*() for the duration of your entire commandtransaction.
2469 	*
2470 	* This spinlock is of lower priority than the io request lock.
2471 	*/
2472 
2473 	spinlock_t	hardware_lock ____cacheline_aligned;
2474 	int		bars;
2475 	int		mem_only;
2476 	device_reg_t __iomem *iobase;           /* Base I/O address */
2477 	resource_size_t pio_address;
2478 
2479 #define MIN_IOBASE_LEN          0x100
2480 /* Multi queue data structs */
2481 	device_reg_t __iomem *mqiobase;
2482 	device_reg_t __iomem *msixbase;
2483 	uint16_t        msix_count;
2484 	uint8_t         mqenable;
2485 	struct req_que **req_q_map;
2486 	struct rsp_que **rsp_q_map;
2487 	unsigned long req_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
2488 	unsigned long rsp_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
2489 	uint8_t 	max_req_queues;
2490 	uint8_t 	max_rsp_queues;
2491 	struct qla_npiv_entry *npiv_info;
2492 	uint16_t	nvram_npiv_size;
2493 
2494 	uint16_t        switch_cap;
2495 #define FLOGI_SEQ_DEL           BIT_8
2496 #define FLOGI_MID_SUPPORT       BIT_10
2497 #define FLOGI_VSAN_SUPPORT      BIT_12
2498 #define FLOGI_SP_SUPPORT        BIT_13
2499 
2500 	uint8_t		port_no;		/* Physical port of adapter */
2501 
2502 	/* Timeout timers. */
2503 	uint8_t 	loop_down_abort_time;    /* port down timer */
2504 	atomic_t	loop_down_timer;         /* loop down timer */
2505 	uint8_t		link_down_timeout;       /* link down timeout */
2506 	uint16_t	max_loop_id;
2507 	uint16_t	max_fibre_devices;	/* Maximum number of targets */
2508 
2509 	uint16_t	fb_rev;
2510 	uint16_t	min_external_loopid;    /* First external loop Id */
2511 
2512 #define PORT_SPEED_UNKNOWN 0xFFFF
2513 #define PORT_SPEED_1GB  0x00
2514 #define PORT_SPEED_2GB  0x01
2515 #define PORT_SPEED_4GB  0x03
2516 #define PORT_SPEED_8GB  0x04
2517 #define PORT_SPEED_16GB 0x05
2518 #define PORT_SPEED_10GB	0x13
2519 	uint16_t	link_data_rate;         /* F/W operating speed */
2520 
2521 	uint8_t		current_topology;
2522 	uint8_t		prev_topology;
2523 #define ISP_CFG_NL	1
2524 #define ISP_CFG_N	2
2525 #define ISP_CFG_FL	4
2526 #define ISP_CFG_F	8
2527 
2528 	uint8_t		operating_mode;         /* F/W operating mode */
2529 #define LOOP      0
2530 #define P2P       1
2531 #define LOOP_P2P  2
2532 #define P2P_LOOP  3
2533 	uint8_t		interrupts_on;
2534 	uint32_t	isp_abort_cnt;
2535 
2536 #define PCI_DEVICE_ID_QLOGIC_ISP2532    0x2532
2537 #define PCI_DEVICE_ID_QLOGIC_ISP8432    0x8432
2538 #define PCI_DEVICE_ID_QLOGIC_ISP8001	0x8001
2539 #define PCI_DEVICE_ID_QLOGIC_ISP8031	0x8031
2540 #define PCI_DEVICE_ID_QLOGIC_ISP2031	0x2031
2541 	uint32_t	device_type;
2542 #define DT_ISP2100                      BIT_0
2543 #define DT_ISP2200                      BIT_1
2544 #define DT_ISP2300                      BIT_2
2545 #define DT_ISP2312                      BIT_3
2546 #define DT_ISP2322                      BIT_4
2547 #define DT_ISP6312                      BIT_5
2548 #define DT_ISP6322                      BIT_6
2549 #define DT_ISP2422                      BIT_7
2550 #define DT_ISP2432                      BIT_8
2551 #define DT_ISP5422                      BIT_9
2552 #define DT_ISP5432                      BIT_10
2553 #define DT_ISP2532                      BIT_11
2554 #define DT_ISP8432                      BIT_12
2555 #define DT_ISP8001			BIT_13
2556 #define DT_ISP8021			BIT_14
2557 #define DT_ISP2031			BIT_15
2558 #define DT_ISP8031			BIT_16
2559 #define DT_ISP_LAST			(DT_ISP8031 << 1)
2560 
2561 #define DT_T10_PI                       BIT_25
2562 #define DT_IIDMA                        BIT_26
2563 #define DT_FWI2                         BIT_27
2564 #define DT_ZIO_SUPPORTED                BIT_28
2565 #define DT_OEM_001                      BIT_29
2566 #define DT_ISP2200A                     BIT_30
2567 #define DT_EXTENDED_IDS                 BIT_31
2568 #define DT_MASK(ha)     ((ha)->device_type & (DT_ISP_LAST - 1))
2569 #define IS_QLA2100(ha)  (DT_MASK(ha) & DT_ISP2100)
2570 #define IS_QLA2200(ha)  (DT_MASK(ha) & DT_ISP2200)
2571 #define IS_QLA2300(ha)  (DT_MASK(ha) & DT_ISP2300)
2572 #define IS_QLA2312(ha)  (DT_MASK(ha) & DT_ISP2312)
2573 #define IS_QLA2322(ha)  (DT_MASK(ha) & DT_ISP2322)
2574 #define IS_QLA6312(ha)  (DT_MASK(ha) & DT_ISP6312)
2575 #define IS_QLA6322(ha)  (DT_MASK(ha) & DT_ISP6322)
2576 #define IS_QLA2422(ha)  (DT_MASK(ha) & DT_ISP2422)
2577 #define IS_QLA2432(ha)  (DT_MASK(ha) & DT_ISP2432)
2578 #define IS_QLA5422(ha)  (DT_MASK(ha) & DT_ISP5422)
2579 #define IS_QLA5432(ha)  (DT_MASK(ha) & DT_ISP5432)
2580 #define IS_QLA2532(ha)  (DT_MASK(ha) & DT_ISP2532)
2581 #define IS_QLA8432(ha)  (DT_MASK(ha) & DT_ISP8432)
2582 #define IS_QLA8001(ha)	(DT_MASK(ha) & DT_ISP8001)
2583 #define IS_QLA81XX(ha)	(IS_QLA8001(ha))
2584 #define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
2585 #define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
2586 #define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
2587 
2588 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
2589 			IS_QLA6312(ha) || IS_QLA6322(ha))
2590 #define IS_QLA24XX(ha)  (IS_QLA2422(ha) || IS_QLA2432(ha))
2591 #define IS_QLA54XX(ha)  (IS_QLA5422(ha) || IS_QLA5432(ha))
2592 #define IS_QLA25XX(ha)  (IS_QLA2532(ha))
2593 #define IS_QLA83XX(ha)	(IS_QLA2031(ha) || IS_QLA8031(ha))
2594 #define IS_QLA84XX(ha)  (IS_QLA8432(ha))
2595 #define IS_QLA24XX_TYPE(ha)     (IS_QLA24XX(ha) || IS_QLA54XX(ha) || \
2596 				IS_QLA84XX(ha))
2597 #define IS_CNA_CAPABLE(ha)	(IS_QLA81XX(ha) || IS_QLA82XX(ha) || \
2598 				IS_QLA8031(ha))
2599 #define IS_QLA2XXX_MIDTYPE(ha)	(IS_QLA24XX(ha) || IS_QLA84XX(ha) || \
2600 				IS_QLA25XX(ha) || IS_QLA81XX(ha) || \
2601 				IS_QLA82XX(ha) || IS_QLA83XX(ha))
2602 #define IS_MSIX_NACK_CAPABLE(ha) (IS_QLA81XX(ha) || IS_QLA83XX(ha))
2603 #define IS_NOPOLLING_TYPE(ha)	((IS_QLA25XX(ha) || IS_QLA81XX(ha) || \
2604 			IS_QLA83XX(ha)) && (ha)->flags.msix_enabled)
2605 #define IS_FAC_REQUIRED(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha))
2606 #define IS_NOCACHE_VPD_TYPE(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha))
2607 #define IS_ALOGIO_CAPABLE(ha)	(IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
2608 
2609 #define IS_T10_PI_CAPABLE(ha)   ((ha)->device_type & DT_T10_PI)
2610 #define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
2611 #define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)
2612 #define IS_ZIO_SUPPORTED(ha)    ((ha)->device_type & DT_ZIO_SUPPORTED)
2613 #define IS_OEM_001(ha)          ((ha)->device_type & DT_OEM_001)
2614 #define HAS_EXTENDED_IDS(ha)    ((ha)->device_type & DT_EXTENDED_IDS)
2615 #define IS_CT6_SUPPORTED(ha)	((ha)->device_type & DT_CT6_SUPPORTED)
2616 #define IS_MQUE_CAPABLE(ha)	((ha)->mqenable || IS_QLA83XX(ha))
2617 
2618 	/* HBA serial number */
2619 	uint8_t		serial0;
2620 	uint8_t		serial1;
2621 	uint8_t		serial2;
2622 
2623 	/* NVRAM configuration data */
2624 #define MAX_NVRAM_SIZE  4096
2625 #define VPD_OFFSET      MAX_NVRAM_SIZE / 2
2626 	uint16_t	nvram_size;
2627 	uint16_t	nvram_base;
2628 	void		*nvram;
2629 	uint16_t	vpd_size;
2630 	uint16_t	vpd_base;
2631 	void		*vpd;
2632 
2633 	uint16_t	loop_reset_delay;
2634 	uint8_t		retry_count;
2635 	uint8_t		login_timeout;
2636 	uint16_t	r_a_tov;
2637 	int		port_down_retry_count;
2638 	uint8_t		mbx_count;
2639 
2640 	uint32_t	login_retry_count;
2641 	/* SNS command interfaces. */
2642 	ms_iocb_entry_t		*ms_iocb;
2643 	dma_addr_t		ms_iocb_dma;
2644 	struct ct_sns_pkt	*ct_sns;
2645 	dma_addr_t		ct_sns_dma;
2646 	/* SNS command interfaces for 2200. */
2647 	struct sns_cmd_pkt	*sns_cmd;
2648 	dma_addr_t		sns_cmd_dma;
2649 
2650 #define SFP_DEV_SIZE    256
2651 #define SFP_BLOCK_SIZE  64
2652 	void		*sfp_data;
2653 	dma_addr_t	sfp_data_dma;
2654 
2655 #define XGMAC_DATA_SIZE	4096
2656 	void		*xgmac_data;
2657 	dma_addr_t	xgmac_data_dma;
2658 
2659 #define DCBX_TLV_DATA_SIZE 4096
2660 	void		*dcbx_tlv;
2661 	dma_addr_t	dcbx_tlv_dma;
2662 
2663 	struct task_struct	*dpc_thread;
2664 	uint8_t dpc_active;                  /* DPC routine is active */
2665 
2666 	dma_addr_t	gid_list_dma;
2667 	struct gid_list_info *gid_list;
2668 	int		gid_list_info_size;
2669 
2670 	/* Small DMA pool allocations -- maximum 256 bytes in length. */
2671 #define DMA_POOL_SIZE   256
2672 	struct dma_pool *s_dma_pool;
2673 
2674 	dma_addr_t	init_cb_dma;
2675 	init_cb_t	*init_cb;
2676 	int		init_cb_size;
2677 	dma_addr_t	ex_init_cb_dma;
2678 	struct ex_init_cb_81xx *ex_init_cb;
2679 
2680 	void		*async_pd;
2681 	dma_addr_t	async_pd_dma;
2682 
2683 	void		*swl;
2684 
2685 	/* These are used by mailbox operations. */
2686 	volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
2687 
2688 	mbx_cmd_t	*mcp;
2689 	unsigned long	mbx_cmd_flags;
2690 #define MBX_INTERRUPT		1
2691 #define MBX_INTR_WAIT		2
2692 #define MBX_UPDATE_FLASH_ACTIVE	3
2693 
2694 	struct mutex vport_lock;        /* Virtual port synchronization */
2695 	spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
2696 	struct completion mbx_cmd_comp; /* Serialize mbx access */
2697 	struct completion mbx_intr_comp;  /* Used for completion notification */
2698 	struct completion dcbx_comp;	/* For set port config notification */
2699 	int notify_dcbx_comp;
2700 
2701 	/* Basic firmware related information. */
2702 	uint16_t	fw_major_version;
2703 	uint16_t	fw_minor_version;
2704 	uint16_t	fw_subminor_version;
2705 	uint16_t	fw_attributes;
2706 	uint16_t	fw_attributes_h;
2707 	uint16_t	fw_attributes_ext[2];
2708 	uint32_t	fw_memory_size;
2709 	uint32_t	fw_transfer_size;
2710 	uint32_t	fw_srisc_address;
2711 #define RISC_START_ADDRESS_2100 0x1000
2712 #define RISC_START_ADDRESS_2300 0x800
2713 #define RISC_START_ADDRESS_2400 0x100000
2714 	uint16_t	fw_xcb_count;
2715 
2716 	uint16_t	fw_options[16];         /* slots: 1,2,3,10,11 */
2717 	uint8_t		fw_seriallink_options[4];
2718 	uint16_t	fw_seriallink_options24[4];
2719 
2720 	uint8_t		mpi_version[3];
2721 	uint32_t	mpi_capabilities;
2722 	uint8_t		phy_version[3];
2723 
2724 	/* Firmware dump information. */
2725 	struct qla2xxx_fw_dump *fw_dump;
2726 	uint32_t	fw_dump_len;
2727 	int		fw_dumped;
2728 	int		fw_dump_reading;
2729 	dma_addr_t	eft_dma;
2730 	void		*eft;
2731 
2732 	uint32_t	chain_offset;
2733 	struct dentry *dfs_dir;
2734 	struct dentry *dfs_fce;
2735 	dma_addr_t	fce_dma;
2736 	void		*fce;
2737 	uint32_t	fce_bufs;
2738 	uint16_t	fce_mb[8];
2739 	uint64_t	fce_wr, fce_rd;
2740 	struct mutex	fce_mutex;
2741 
2742 	uint32_t	pci_attr;
2743 	uint16_t	chip_revision;
2744 
2745 	uint16_t	product_id[4];
2746 
2747 	uint8_t		model_number[16+1];
2748 #define BINZERO		"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
2749 	char		model_desc[80];
2750 	uint8_t		adapter_id[16+1];
2751 
2752 	/* Option ROM information. */
2753 	char		*optrom_buffer;
2754 	uint32_t	optrom_size;
2755 	int		optrom_state;
2756 #define QLA_SWAITING	0
2757 #define QLA_SREADING	1
2758 #define QLA_SWRITING	2
2759 	uint32_t	optrom_region_start;
2760 	uint32_t	optrom_region_size;
2761 
2762 /* PCI expansion ROM image information. */
2763 #define ROM_CODE_TYPE_BIOS	0
2764 #define ROM_CODE_TYPE_FCODE	1
2765 #define ROM_CODE_TYPE_EFI	3
2766 	uint8_t 	bios_revision[2];
2767 	uint8_t 	efi_revision[2];
2768 	uint8_t 	fcode_revision[16];
2769 	uint32_t	fw_revision[4];
2770 
2771 	uint32_t	gold_fw_version[4];
2772 
2773 	/* Offsets for flash/nvram access (set to ~0 if not used). */
2774 	uint32_t	flash_conf_off;
2775 	uint32_t	flash_data_off;
2776 	uint32_t	nvram_conf_off;
2777 	uint32_t	nvram_data_off;
2778 
2779 	uint32_t	fdt_wrt_disable;
2780 	uint32_t	fdt_erase_cmd;
2781 	uint32_t	fdt_block_size;
2782 	uint32_t	fdt_unprotect_sec_cmd;
2783 	uint32_t	fdt_protect_sec_cmd;
2784 
2785 	uint32_t        flt_region_flt;
2786 	uint32_t        flt_region_fdt;
2787 	uint32_t        flt_region_boot;
2788 	uint32_t        flt_region_fw;
2789 	uint32_t        flt_region_vpd_nvram;
2790 	uint32_t        flt_region_vpd;
2791 	uint32_t        flt_region_nvram;
2792 	uint32_t        flt_region_npiv_conf;
2793 	uint32_t	flt_region_gold_fw;
2794 	uint32_t	flt_region_fcp_prio;
2795 	uint32_t	flt_region_bootload;
2796 
2797 	/* Needed for BEACON */
2798 	uint16_t        beacon_blink_led;
2799 	uint8_t         beacon_color_state;
2800 #define QLA_LED_GRN_ON		0x01
2801 #define QLA_LED_YLW_ON		0x02
2802 #define QLA_LED_ABR_ON		0x04
2803 #define QLA_LED_ALL_ON		0x07	/* yellow, green, amber. */
2804 					/* ISP2322: red, green, amber. */
2805 	uint16_t        zio_mode;
2806 	uint16_t        zio_timer;
2807 	struct fc_host_statistics fc_host_stat;
2808 
2809 	struct qla_msix_entry *msix_entries;
2810 
2811 	struct list_head        vp_list;        /* list of VP */
2812 	unsigned long   vp_idx_map[(MAX_MULTI_ID_FABRIC / 8) /
2813 			sizeof(unsigned long)];
2814 	uint16_t        num_vhosts;     /* number of vports created */
2815 	uint16_t        num_vsans;      /* number of vsan created */
2816 	uint16_t        max_npiv_vports;        /* 63 or 125 per topoloty */
2817 	int             cur_vport_count;
2818 
2819 	struct qla_chip_state_84xx *cs84xx;
2820 	struct qla_statistics qla_stats;
2821 	struct isp_operations *isp_ops;
2822 	struct workqueue_struct *wq;
2823 	struct qlfc_fw fw_buf;
2824 
2825 	/* FCP_CMND priority support */
2826 	struct qla_fcp_prio_cfg *fcp_prio_cfg;
2827 
2828 	struct dma_pool *dl_dma_pool;
2829 #define DSD_LIST_DMA_POOL_SIZE  512
2830 
2831 	struct dma_pool *fcp_cmnd_dma_pool;
2832 	mempool_t       *ctx_mempool;
2833 #define FCP_CMND_DMA_POOL_SIZE 512
2834 
2835 	unsigned long	nx_pcibase;		/* Base I/O address */
2836 	uint8_t		*nxdb_rd_ptr;		/* Doorbell read pointer */
2837 	unsigned long	nxdb_wr_ptr;		/* Door bell write pointer */
2838 
2839 	uint32_t	crb_win;
2840 	uint32_t	curr_window;
2841 	uint32_t	ddr_mn_window;
2842 	unsigned long	mn_win_crb;
2843 	unsigned long	ms_win_crb;
2844 	int		qdr_sn_window;
2845 	uint32_t	nx_dev_init_timeout;
2846 	uint32_t	nx_reset_timeout;
2847 	rwlock_t	hw_lock;
2848 	uint16_t	portnum;		/* port number */
2849 	int		link_width;
2850 	struct fw_blob	*hablob;
2851 	struct qla82xx_legacy_intr_set nx_legacy_intr;
2852 
2853 	uint16_t	gbl_dsd_inuse;
2854 	uint16_t	gbl_dsd_avail;
2855 	struct list_head gbl_dsd_list;
2856 #define NUM_DSD_CHAIN 4096
2857 
2858 	uint8_t fw_type;
2859 	__le32 file_prd_off;	/* File firmware product offset */
2860 
2861 	uint32_t	md_template_size;
2862 	void		*md_tmplt_hdr;
2863 	dma_addr_t      md_tmplt_hdr_dma;
2864 	void            *md_dump;
2865 	uint32_t	md_dump_size;
2866 };
2867 
2868 /*
2869  * Qlogic scsi host structure
2870  */
2871 typedef struct scsi_qla_host {
2872 	struct list_head list;
2873 	struct list_head vp_fcports;	/* list of fcports */
2874 	struct list_head work_list;
2875 	spinlock_t work_lock;
2876 
2877 	/* Commonly used flags and state information. */
2878 	struct Scsi_Host *host;
2879 	unsigned long	host_no;
2880 	uint8_t		host_str[16];
2881 
2882 	volatile struct {
2883 		uint32_t	init_done		:1;
2884 		uint32_t	online			:1;
2885 		uint32_t	reset_active		:1;
2886 
2887 		uint32_t	management_server_logged_in :1;
2888 		uint32_t	process_response_queue	:1;
2889 		uint32_t	difdix_supported:1;
2890 		uint32_t	delete_progress:1;
2891 	} flags;
2892 
2893 	atomic_t	loop_state;
2894 #define LOOP_TIMEOUT	1
2895 #define LOOP_DOWN	2
2896 #define LOOP_UP		3
2897 #define LOOP_UPDATE	4
2898 #define LOOP_READY	5
2899 #define LOOP_DEAD	6
2900 
2901 	unsigned long   dpc_flags;
2902 #define RESET_MARKER_NEEDED	0	/* Send marker to ISP. */
2903 #define RESET_ACTIVE		1
2904 #define ISP_ABORT_NEEDED	2	/* Initiate ISP abort. */
2905 #define ABORT_ISP_ACTIVE	3	/* ISP abort in progress. */
2906 #define LOOP_RESYNC_NEEDED	4	/* Device Resync needed. */
2907 #define LOOP_RESYNC_ACTIVE	5
2908 #define LOCAL_LOOP_UPDATE	6	/* Perform a local loop update. */
2909 #define RSCN_UPDATE		7	/* Perform an RSCN update. */
2910 #define RELOGIN_NEEDED		8
2911 #define REGISTER_FC4_NEEDED	9	/* SNS FC4 registration required. */
2912 #define ISP_ABORT_RETRY		10	/* ISP aborted. */
2913 #define BEACON_BLINK_NEEDED	11
2914 #define REGISTER_FDMI_NEEDED	12
2915 #define FCPORT_UPDATE_NEEDED	13
2916 #define VP_DPC_NEEDED		14	/* wake up for VP dpc handling */
2917 #define UNLOADING		15
2918 #define NPIV_CONFIG_NEEDED	16
2919 #define ISP_UNRECOVERABLE	17
2920 #define FCOE_CTX_RESET_NEEDED	18	/* Initiate FCoE context reset */
2921 #define MPI_RESET_NEEDED	19	/* Initiate MPI FW reset */
2922 #define ISP_QUIESCE_NEEDED	20	/* Driver need some quiescence */
2923 
2924 	uint32_t	device_flags;
2925 #define SWITCH_FOUND		BIT_0
2926 #define DFLG_NO_CABLE		BIT_1
2927 #define DFLG_DEV_FAILED		BIT_5
2928 
2929 	/* ISP configuration data. */
2930 	uint16_t	loop_id;		/* Host adapter loop id */
2931 
2932 	port_id_t	d_id;			/* Host adapter port id */
2933 	uint8_t		marker_needed;
2934 	uint16_t	mgmt_svr_loop_id;
2935 
2936 
2937 
2938 	/* Timeout timers. */
2939 	uint8_t         loop_down_abort_time;    /* port down timer */
2940 	atomic_t        loop_down_timer;         /* loop down timer */
2941 	uint8_t         link_down_timeout;       /* link down timeout */
2942 
2943 	uint32_t        timer_active;
2944 	struct timer_list        timer;
2945 
2946 	uint8_t		node_name[WWN_SIZE];
2947 	uint8_t		port_name[WWN_SIZE];
2948 	uint8_t		fabric_node_name[WWN_SIZE];
2949 
2950 	uint16_t	fcoe_vlan_id;
2951 	uint16_t	fcoe_fcf_idx;
2952 	uint8_t		fcoe_vn_port_mac[6];
2953 
2954 	uint32_t   	vp_abort_cnt;
2955 
2956 	struct fc_vport	*fc_vport;	/* holds fc_vport * for each vport */
2957 	uint16_t        vp_idx;		/* vport ID */
2958 
2959 	unsigned long		vp_flags;
2960 #define VP_IDX_ACQUIRED		0	/* bit no 0 */
2961 #define VP_CREATE_NEEDED	1
2962 #define VP_BIND_NEEDED		2
2963 #define VP_DELETE_NEEDED	3
2964 #define VP_SCR_NEEDED		4	/* State Change Request registration */
2965 	atomic_t 		vp_state;
2966 #define VP_OFFLINE		0
2967 #define VP_ACTIVE		1
2968 #define VP_FAILED		2
2969 // #define VP_DISABLE		3
2970 	uint16_t 	vp_err_state;
2971 	uint16_t	vp_prev_err_state;
2972 #define VP_ERR_UNKWN		0
2973 #define VP_ERR_PORTDWN		1
2974 #define VP_ERR_FAB_UNSUPPORTED	2
2975 #define VP_ERR_FAB_NORESOURCES	3
2976 #define VP_ERR_FAB_LOGOUT	4
2977 #define VP_ERR_ADAP_NORESOURCES	5
2978 	struct qla_hw_data *hw;
2979 	struct req_que *req;
2980 	int		fw_heartbeat_counter;
2981 	int		seconds_since_last_heartbeat;
2982 
2983 	atomic_t	vref_count;
2984 } scsi_qla_host_t;
2985 
2986 /*
2987  * Macros to help code, maintain, etc.
2988  */
2989 #define LOOP_TRANSITION(ha) \
2990 	(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
2991 	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
2992 	 atomic_read(&ha->loop_state) == LOOP_DOWN)
2993 
2994 #define QLA_VHA_MARK_BUSY(__vha, __bail) do {		     \
2995 	atomic_inc(&__vha->vref_count);			     \
2996 	mb();						     \
2997 	if (__vha->flags.delete_progress) {		     \
2998 		atomic_dec(&__vha->vref_count);		     \
2999 		__bail = 1;				     \
3000 	} else {					     \
3001 		__bail = 0;				     \
3002 	}						     \
3003 } while (0)
3004 
3005 #define QLA_VHA_MARK_NOT_BUSY(__vha) do {		     \
3006 	atomic_dec(&__vha->vref_count);			     \
3007 } while (0)
3008 
3009 /*
3010  * qla2x00 local function return status codes
3011  */
3012 #define MBS_MASK		0x3fff
3013 
3014 #define QLA_SUCCESS		(MBS_COMMAND_COMPLETE & MBS_MASK)
3015 #define QLA_INVALID_COMMAND	(MBS_INVALID_COMMAND & MBS_MASK)
3016 #define QLA_INTERFACE_ERROR	(MBS_HOST_INTERFACE_ERROR & MBS_MASK)
3017 #define QLA_TEST_FAILED		(MBS_TEST_FAILED & MBS_MASK)
3018 #define QLA_COMMAND_ERROR	(MBS_COMMAND_ERROR & MBS_MASK)
3019 #define QLA_PARAMETER_ERROR	(MBS_COMMAND_PARAMETER_ERROR & MBS_MASK)
3020 #define QLA_PORT_ID_USED	(MBS_PORT_ID_USED & MBS_MASK)
3021 #define QLA_LOOP_ID_USED	(MBS_LOOP_ID_USED & MBS_MASK)
3022 #define QLA_ALL_IDS_IN_USE	(MBS_ALL_IDS_IN_USE & MBS_MASK)
3023 #define QLA_NOT_LOGGED_IN	(MBS_NOT_LOGGED_IN & MBS_MASK)
3024 
3025 #define QLA_FUNCTION_TIMEOUT		0x100
3026 #define QLA_FUNCTION_PARAMETER_ERROR	0x101
3027 #define QLA_FUNCTION_FAILED		0x102
3028 #define QLA_MEMORY_ALLOC_FAILED		0x103
3029 #define QLA_LOCK_TIMEOUT		0x104
3030 #define QLA_ABORTED			0x105
3031 #define QLA_SUSPENDED			0x106
3032 #define QLA_BUSY			0x107
3033 #define QLA_ALREADY_REGISTERED		0x109
3034 
3035 #define NVRAM_DELAY()		udelay(10)
3036 
3037 #define INVALID_HANDLE	(MAX_OUTSTANDING_COMMANDS+1)
3038 
3039 /*
3040  * Flash support definitions
3041  */
3042 #define OPTROM_SIZE_2300	0x20000
3043 #define OPTROM_SIZE_2322	0x100000
3044 #define OPTROM_SIZE_24XX	0x100000
3045 #define OPTROM_SIZE_25XX	0x200000
3046 #define OPTROM_SIZE_81XX	0x400000
3047 #define OPTROM_SIZE_82XX	0x800000
3048 #define OPTROM_SIZE_83XX	0x1000000
3049 
3050 #define OPTROM_BURST_SIZE	0x1000
3051 #define OPTROM_BURST_DWORDS	(OPTROM_BURST_SIZE / 4)
3052 
3053 #define	QLA_DSDS_PER_IOCB	37
3054 
3055 #define CMD_SP(Cmnd)		((Cmnd)->SCp.ptr)
3056 
3057 #define QLA_SG_ALL	1024
3058 
3059 enum nexus_wait_type {
3060 	WAIT_HOST = 0,
3061 	WAIT_TARGET,
3062 	WAIT_LUN,
3063 };
3064 
3065 #include "qla_gbl.h"
3066 #include "qla_dbg.h"
3067 #include "qla_inline.h"
3068 #endif
3069