ips.h revision 150535
1/*-
2 * Copyright (c) 2002 Adaptec Inc.
3 * All rights reserved.
4 *
5 * Written by: David Jeffery
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD: head/sys/dev/ips/ips.h 150535 2005-09-25 17:12:41Z scottl $
29 */
30
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35#include <sys/module.h>
36#include <sys/bus.h>
37#include <sys/conf.h>
38#include <sys/types.h>
39#include <sys/queue.h>
40#include <sys/bio.h>
41#include <sys/malloc.h>
42#include <sys/mutex.h>
43#include <sys/sema.h>
44#include <sys/time.h>
45
46#include <machine/bus.h>
47#include <sys/rman.h>
48#include <machine/resource.h>
49
50#include <dev/pci/pcireg.h>
51#include <dev/pci/pcivar.h>
52
53MALLOC_DECLARE(M_IPSBUF);
54
55/*
56 *   IPS CONSTANTS
57 */
58#define IPS_VENDOR_ID                   0x1014
59#define IPS_VENDOR_ID_ADAPTEC		0x9005
60#define IPS_MORPHEUS_DEVICE_ID          0x01BD
61#define IPS_COPPERHEAD_DEVICE_ID        0x002E
62#define IPS_MARCO_DEVICE_ID		0x0250
63#define IPS_CSL				0xff
64#define IPS_POCL			0x30
65
66/* amounts of memory to allocate for certain commands */
67#define IPS_ADAPTER_INFO_LEN		(sizeof(ips_adapter_info_t))
68#define IPS_DRIVE_INFO_LEN		(sizeof(ips_drive_info_t))
69#define IPS_COMMAND_LEN			24
70#define IPS_MAX_SG_LEN			(sizeof(ips_sg_element_t) * IPS_MAX_SG_ELEMENTS)
71#define IPS_NVRAM_PAGE_SIZE		128
72/* various flags */
73#define IPS_STATIC_FLAG			0x01
74
75/* states for the card to be in */
76#define IPS_DEV_OPEN			0x01
77#define IPS_TIMEOUT			0x02 /* command time out, need reset */
78#define IPS_OFFLINE			0x04 /* can't reset card/card failure */
79#define IPS_STATIC_BUSY			0x08
80
81/* max number of commands set to something low for now */
82#define IPS_MAX_CMD_NUM			128
83#define IPS_MAX_NUM_DRIVES		8
84#define IPS_MAX_SG_ELEMENTS		32
85#define IPS_MAX_IOBUF_SIZE		(64 * 1024)
86#define IPS_BLKSIZE			512
87
88/* logical drive states */
89
90#define IPS_LD_OFFLINE               	0x02
91#define IPS_LD_OKAY                  	0x03
92#define IPS_LD_DEGRADED			0x04
93#define IPS_LD_FREE                  	0x00
94#define IPS_LD_SYS                   	0x06
95#define IPS_LD_CRS                   	0x24
96
97/* register offsets */
98#define MORPHEUS_REG_OMR0               0x0018 /* Outbound Msg. Reg. 0 */
99#define MORPHEUS_REG_OMR1               0x001C /* Outbound Msg. Reg. 1 */
100#define MORPHEUS_REG_IDR		0x0020 /* Inbound Doorbell Reg. */
101#define MORPHEUS_REG_IISR               0x0024 /* Inbound IRQ Status Reg. */
102#define MORPHEUS_REG_IIMR               0x0028 /* Inbound IRQ Mask Reg. */
103#define MORPHEUS_REG_OISR               0x0030 /* Outbound IRQ Status Reg. */
104#define MORPHEUS_REG_OIMR               0x0034 /* Outbound IRQ Status Reg. */
105#define MORPHEUS_REG_IQPR               0x0040 /* Inbound Queue Port Reg. */
106#define MORPHEUS_REG_OQPR               0x0044 /* Outbound Queue Port Reg. */
107
108#define COPPER_REG_SCPR			0x05	/* Subsystem Ctrl. Port Reg. */
109#define COPPER_REG_ISPR			0x06	/* IRQ Status Port Reg. */
110#define COPPER_REG_CBSP			0x07	/* ? Reg. */
111#define COPPER_REG_HISR			0x08	/* Host IRQ Status Reg.    */
112#define COPPER_REG_CCSAR		0x10	/* Cmd. Channel Sys Addr Reg.*/
113#define COPPER_REG_CCCR			0x14	/* Cmd. Channel Ctrl. Reg. */
114#define COPPER_REG_SQHR                	0x20    /* Status Queue Head Reg.  */
115#define COPPER_REG_SQTR                	0x24    /* Status Queue Tail Reg.  */
116#define COPPER_REG_SQER                	0x28    /* Status Queue End Reg.   */
117#define COPPER_REG_SQSR                	0x2C    /* Status Queue Start Reg. */
118
119/* bit definitions */
120#define MORPHEUS_BIT_POST1              0x01
121#define MORPHEUS_BIT_POST2              0x02
122#define MORPHEUS_BIT_CMD_IRQ		0x08
123
124#define COPPER_CMD_START		0x101A
125#define COPPER_SEM_BIT			0x08
126#define COPPER_EI_BIT			0x80
127#define COPPER_EBM_BIT			0x02
128#define COPPER_RESET_BIT		0x80
129#define COPPER_GHI_BIT			0x04
130#define COPPER_SCE_BIT			0x01
131#define COPPER_OP_BIT			0x01
132#define COPPER_ILE_BIT			0x10
133
134/* status defines */
135#define IPS_POST1_OK                    0x8000
136#define IPS_POST2_OK                    0x000f
137
138/* command op codes */
139#define IPS_READ_CMD			0x02
140#define IPS_WRITE_CMD			0x03
141#define IPS_ADAPTER_INFO_CMD		0x05
142#define IPS_CACHE_FLUSH_CMD		0x0A
143#define IPS_REBUILD_STATUS_CMD		0x0C
144#define IPS_ERROR_TABLE_CMD		0x17
145#define IPS_DRIVE_INFO_CMD		0x19
146#define IPS_SUBSYS_PARAM_CMD		0x40
147#define IPS_CONFIG_SYNC_CMD		0x58
148#define IPS_SG_READ_CMD			0x82
149#define IPS_SG_WRITE_CMD		0x83
150#define IPS_RW_NVRAM_CMD		0xBC
151#define IPS_FFDC_CMD			0xD7
152
153/* basic_status information returned by the adapter */
154#define IPS_MIN_ERROR			0x02
155#define IPS_BASIC_STATUS_MASK		0xFF
156#define IPS_GSC_STATUS_MASK		0x0F
157#define IPS_CMD_SUCCESS			0x00
158#define IPS_CMD_RECOVERED_ERROR		0x01
159#define IPS_DRV_ERROR			0x02	/* Driver supplied error */
160#define IPS_INVAL_OPCO			0x03
161#define IPS_INVAL_CMD_BLK		0x04
162#define IPS_INVAL_PARM_BLK		0x05
163#define IPS_BUSY			0x08
164#define IPS_CMD_CMPLT_WERROR		0x0C
165#define IPS_LD_ERROR			0x0D
166#define IPS_CMD_TIMEOUT			0x0E
167#define IPS_PHYS_DRV_ERROR		0x0F
168
169/* extended_status information returned by the adapter */
170#define IPS_ERR_SEL_TO			0xF0
171#define IPS_ERR_OU_RUN			0xF2
172#define IPS_ERR_HOST_RESET		0xF7
173#define IPS_ERR_DEV_RESET		0xF8
174#define IPS_ERR_RECOVERY		0xFC
175#define IPS_ERR_CKCOND			0xFF
176
177#define IPS_OS_FREEBSD			8
178#define IPS_VERSION_MAJOR		"0.90"
179#define IPS_VERSION_MINOR		".10"
180
181/* Adapter Types */
182#define IPS_ADAPTER_COPPERHEAD		0x01
183#define IPS_ADAPTER_COPPERHEAD2		0x02
184#define IPS_ADAPTER_COPPERHEADOB1	0x03
185#define IPS_ADAPTER_COPPERHEADOB2	0x04
186#define IPS_ADAPTER_CLARINET		0x05
187#define IPS_ADAPTER_CLARINETLITE	0x06
188#define IPS_ADAPTER_TROMBONE		0x07
189#define IPS_ADAPTER_MORPHEUS		0x08
190#define IPS_ADAPTER_MORPHEUSLITE	0x09
191#define IPS_ADAPTER_NEO			0x0A
192#define IPS_ADAPTER_NEOLITE		0x0B
193#define IPS_ADAPTER_SARASOTA2		0x0C
194#define IPS_ADAPTER_SARASOTA1		0x0D
195#define IPS_ADAPTER_MARCO		0x0E
196#define IPS_ADAPTER_SEBRING		0x0F
197#define IPS_ADAPTER_MAX_T		IPS_ADAPTER_SEBRING
198
199/* values for ffdc_settime (from gmtime) */
200#define IPS_SECSPERMIN      60
201#define IPS_MINSPERHOUR     60
202#define IPS_HOURSPERDAY     24
203#define IPS_DAYSPERWEEK     7
204#define IPS_DAYSPERNYEAR    365
205#define IPS_DAYSPERLYEAR    366
206#define IPS_SECSPERHOUR     (IPS_SECSPERMIN * IPS_MINSPERHOUR)
207#define IPS_SECSPERDAY      ((long) IPS_SECSPERHOUR * IPS_HOURSPERDAY)
208#define IPS_MONSPERYEAR     12
209#define IPS_EPOCH_YEAR      1970
210#define IPS_LEAPS_THRU_END_OF(y)    ((y) / 4 - (y) / 100 + (y) / 400)
211#define ips_isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
212
213/*
214 *  IPS MACROS
215 */
216
217#define ips_read_1(sc,offset)		bus_space_read_1(sc->bustag, sc->bushandle, offset)
218#define ips_read_2(sc,offset) 		bus_space_read_2(sc->bustag, sc->bushandle, offset)
219#define ips_read_4(sc,offset)		bus_space_read_4(sc->bustag, sc->bushandle, offset)
220
221#define ips_write_1(sc,offset,value)	bus_space_write_1(sc->bustag, sc->bushandle, offset, value)
222#define ips_write_2(sc,offset,value) 	bus_space_write_2(sc->bustag, sc->bushandle, offset, value)
223#define ips_write_4(sc,offset,value)	bus_space_write_4(sc->bustag, sc->bushandle, offset, value)
224
225/* this is ugly.  It zeros the end elements in an ips_command_t struct starting with the status element */
226#define clear_ips_command(command)	bzero(&((command)->status), (unsigned long)(&(command)[1])-(unsigned long)&((command)->status))
227
228#define ips_read_request(iobuf)		((iobuf)->bio_cmd == BIO_READ)
229
230#define COMMAND_ERROR(command)		(((command)->status.fields.basic_status & IPS_GSC_STATUS_MASK) >= IPS_MIN_ERROR)
231
232#define ips_set_error(command, error)	do {				\
233	(command)->status.fields.basic_status = IPS_DRV_ERROR;		\
234	(command)->status.fields.reserved = ((error) & 0x0f);		\
235} while (0);
236
237#ifndef IPS_DEBUG
238#define DEVICE_PRINTF(x...)
239#define PRINTF(x...)
240#else
241#define DEVICE_PRINTF(level,x...)	if(IPS_DEBUG >= level)device_printf(x)
242#define PRINTF(level,x...)		if(IPS_DEBUG >= level)printf(x)
243#endif
244
245/*
246 *   IPS STRUCTS
247 */
248
249struct ips_softc;
250
251typedef struct{
252	u_int8_t	command;
253	u_int8_t	id;
254	u_int8_t	drivenum;
255	u_int8_t	reserve2;
256	u_int32_t	lba;
257	u_int32_t	buffaddr;
258	u_int32_t	reserve3;
259} __attribute__ ((packed)) ips_generic_cmd;
260
261typedef struct{
262	u_int8_t	command;
263	u_int8_t	id;
264	u_int8_t	drivenum;
265	u_int8_t	segnum;
266	u_int32_t	lba;
267	u_int32_t	buffaddr;
268	u_int16_t	length;
269	u_int16_t	reserve1;
270} __attribute__ ((packed)) ips_io_cmd;
271
272typedef struct{
273	u_int8_t	command;
274	u_int8_t	id;
275	u_int8_t	pagenum;
276	u_int8_t	rw;
277	u_int32_t	reserve1;
278	u_int32_t	buffaddr;
279	u_int32_t	reserve3;
280} __attribute__ ((packed)) ips_rw_nvram_cmd;
281
282typedef struct{
283	u_int8_t	command;
284	u_int8_t	id;
285	u_int8_t	drivenum;
286	u_int8_t	reserve1;
287	u_int32_t	reserve2;
288	u_int32_t	buffaddr;
289	u_int32_t	reserve3;
290} __attribute__ ((packed)) ips_drive_cmd;
291
292typedef struct{
293	u_int8_t	command;
294	u_int8_t	id;
295	u_int8_t	reserve1;
296	u_int8_t	commandtype;
297	u_int32_t	reserve2;
298	u_int32_t	buffaddr;
299	u_int32_t	reserve3;
300} __attribute__((packed)) ips_adapter_info_cmd;
301
302typedef struct{
303	u_int8_t	command;
304	u_int8_t	id;
305	u_int8_t	reset_count;
306	u_int8_t	reset_type;
307	u_int8_t	second;
308	u_int8_t	minute;
309	u_int8_t	hour;
310	u_int8_t	day;
311	u_int8_t	reserve1[4];
312	u_int8_t	month;
313	u_int8_t	yearH;
314	u_int8_t	yearL;
315	u_int8_t	reserve2;
316} __attribute__((packed)) ips_adapter_ffdc_cmd;
317
318typedef union{
319	ips_generic_cmd		generic_cmd;
320	ips_drive_cmd 		drive_cmd;
321	ips_adapter_info_cmd 	adapter_info_cmd;
322} ips_cmd_buff_t;
323
324typedef struct {
325   u_int32_t  signature;
326   u_int8_t   reserved;
327   u_int8_t   adapter_slot;
328   u_int16_t  adapter_type;
329   u_int8_t   bios_high[4];
330   u_int8_t   bios_low[4];
331   u_int16_t  reserve2;
332   u_int8_t   reserve3;
333   u_int8_t   operating_system;
334   u_int8_t   driver_high[4];
335   u_int8_t   driver_low[4];
336   u_int8_t   reserve4[100];
337}__attribute__((packed)) ips_nvram_page5;
338
339typedef struct{
340	u_int32_t	addr;
341	u_int32_t	len;
342} ips_sg_element_t;
343
344typedef struct{
345	u_int8_t	drivenum;
346	u_int8_t	merge_id;
347	u_int8_t	raid_lvl;
348	u_int8_t	state;
349	u_int32_t	sector_count;
350} __attribute__((packed)) ips_drive_t;
351
352typedef struct{
353	u_int8_t	drivecount;
354	u_int8_t	reserve1;
355	u_int16_t	reserve2;
356	ips_drive_t drives[IPS_MAX_NUM_DRIVES];
357}__attribute__((packed)) ips_drive_info_t;
358
359typedef struct{
360	u_int8_t	drivecount;
361	u_int8_t	miscflags;
362	u_int8_t	SLTflags;
363	u_int8_t	BSTflags;
364	u_int8_t	pwr_chg_count;
365	u_int8_t	wrong_addr_count;
366	u_int8_t	unident_count;
367	u_int8_t	nvram_dev_chg_count;
368	u_int8_t	codeblock_version[8];
369	u_int8_t	bootblock_version[8];
370	u_int32_t	drive_sector_count[IPS_MAX_NUM_DRIVES];
371	u_int8_t	max_concurrent_cmds;
372	u_int8_t	max_phys_devices;
373	u_int16_t	flash_prog_count;
374	u_int8_t	defunct_disks;
375	u_int8_t	rebuildflags;
376	u_int8_t	offline_drivecount;
377	u_int8_t	critical_drivecount;
378	u_int16_t	config_update_count;
379	u_int8_t	blockedflags;
380	u_int8_t	psdn_error;
381	u_int16_t	addr_dead_disk[4*16];/* ugly, max # channels * max # scsi devices per channel */
382}__attribute__((packed)) ips_adapter_info_t;
383
384typedef struct {
385	u_int32_t 	status[IPS_MAX_CMD_NUM];
386	u_int32_t 	base_phys_addr;
387	int 		nextstatus;
388	bus_dma_tag_t	dmatag;
389	bus_dmamap_t	dmamap;
390} ips_copper_queue_t;
391
392typedef union {
393   struct {
394      u_int8_t  reserved;
395      u_int8_t  command_id;
396      u_int8_t  basic_status;
397      u_int8_t  extended_status;
398   } fields;
399   volatile u_int32_t    value;
400} ips_cmd_status_t;
401
402/* used to keep track of current commands to the card */
403typedef struct ips_command{
404	u_int8_t		command_number;
405	u_int8_t 		id;
406	u_int8_t		timeout;
407	struct ips_softc *	sc;
408	bus_dma_tag_t		data_dmatag;
409	bus_dmamap_t		data_dmamap;
410	bus_dmamap_t		command_dmamap;
411	void *			command_buffer;
412	u_int32_t		command_phys_addr;/*WARNING! must be changed if 64bit addressing ever used*/
413	ips_cmd_status_t	status;
414	SLIST_ENTRY(ips_command)	next;
415	void *			data_buffer;
416	void *			arg;
417	void			(* callback)(struct ips_command *command);
418}ips_command_t;
419
420typedef struct ips_softc{
421        struct resource *       iores;
422        struct resource *       irqres;
423        struct intr_config_hook ips_ich;
424        int                     configured;
425        int                     state;
426        int                     iotype;
427        int                     rid;
428        int                     irqrid;
429        void *                  irqcookie;
430        bus_space_tag_t	        bustag;
431	bus_space_handle_t      bushandle;
432	bus_dma_tag_t	        adapter_dmatag;
433	bus_dma_tag_t		command_dmatag;
434	bus_dma_tag_t		sg_dmatag;
435        device_t                dev;
436        struct cdev *device_file;
437	struct callout_handle	timer;
438	u_int16_t		adapter_type;
439	ips_adapter_info_t	adapter_info;
440	device_t		diskdev[IPS_MAX_NUM_DRIVES];
441	ips_drive_t		drives[IPS_MAX_NUM_DRIVES];
442	u_int8_t		drivecount;
443	u_int16_t		ffdc_resetcount;
444	struct timeval		ffdc_resettime;
445	u_int8_t		next_drive;
446	u_int8_t		max_cmds;
447	volatile u_int8_t	used_commands;
448	ips_command_t		*commandarray;
449	ips_command_t		*staticcmd;
450	SLIST_HEAD(command_list, ips_command) free_cmd_list;
451	int			(* ips_adapter_reinit)(struct ips_softc *sc,
452						       int force);
453        void                    (* ips_adapter_intr)(void *sc);
454	void			(* ips_issue_cmd)(ips_command_t *command);
455	void			(* ips_poll_cmd)(ips_command_t *command);
456	ips_copper_queue_t *	copper_queue;
457	struct mtx		queue_mtx;
458	struct bio_queue_head	queue;
459	struct sema		cmd_sema;
460
461}ips_softc_t;
462
463/* function defines from ips_ioctl.c */
464extern int ips_ioctl_request(ips_softc_t *sc, u_long ioctl_cmd, caddr_t addr,
465				int32_t flags);
466/* function defines from ips_disk.c */
467extern void ipsd_finish(struct bio *iobuf);
468
469/* function defines from ips_commands.c */
470extern int ips_flush_cache(ips_softc_t *sc);
471extern void ips_start_io_request(ips_softc_t *sc);
472extern int ips_get_drive_info(ips_softc_t *sc);
473extern int ips_get_adapter_info(ips_softc_t *sc);
474extern int ips_ffdc_reset(ips_softc_t *sc);
475extern int ips_update_nvram(ips_softc_t *sc);
476extern int ips_clear_adapter(ips_softc_t *sc);
477
478/* function defines from ips.c */
479extern int ips_get_free_cmd(ips_softc_t *sc, ips_command_t **command, unsigned long flags);
480extern void ips_insert_free_cmd(ips_softc_t *sc, ips_command_t *command);
481extern int ips_adapter_init(ips_softc_t *sc);
482extern int ips_morpheus_reinit(ips_softc_t *sc, int force);
483extern int ips_adapter_free(ips_softc_t *sc);
484extern void ips_morpheus_intr(void *sc);
485extern void ips_issue_morpheus_cmd(ips_command_t *command);
486extern void ips_morpheus_poll(ips_command_t *command);
487extern int ips_copperhead_reinit(ips_softc_t *sc, int force);
488extern void ips_copperhead_intr(void *sc);
489extern void ips_issue_copperhead_cmd(ips_command_t *command);
490extern void ips_copperhead_poll(ips_command_t *command);
491
492