1152919Sscottl/*-
2152919Sscottl * Copyright (c) 2002 Adaptec Inc.
3152919Sscottl * All rights reserved.
4152919Sscottl *
5152919Sscottl * Written by: David Jeffery
6152919Sscottl *
7152919Sscottl * Redistribution and use in source and binary forms, with or without
8152919Sscottl * modification, are permitted provided that the following conditions
9152919Sscottl * are met:
10152919Sscottl * 1. Redistributions of source code must retain the above copyright
11152919Sscottl *    notice, this list of conditions and the following disclaimer.
12152919Sscottl * 2. Redistributions in binary form must reproduce the above copyright
13152919Sscottl *    notice, this list of conditions and the following disclaimer in the
14152919Sscottl *    documentation and/or other materials provided with the distribution.
15152919Sscottl *
16152919Sscottl * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17152919Sscottl * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18152919Sscottl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19152919Sscottl * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20152919Sscottl * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21152919Sscottl * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22152919Sscottl * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23152919Sscottl * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24152919Sscottl * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25152919Sscottl * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26152919Sscottl * SUCH DAMAGE.
27152919Sscottl *
28152919Sscottl * $FreeBSD$
29152919Sscottl */
30152919Sscottl
31152919Sscottl#include <sys/param.h>
32152919Sscottl
33152919Sscottl/*
34152919Sscottl *   IPS CONSTANTS
35152919Sscottl */
36152919Sscottl#define IPS_VENDOR_ID                   0x1014
37152919Sscottl#define IPS_VENDOR_ID_ADAPTEC		0x9005
38152919Sscottl#define IPS_MORPHEUS_DEVICE_ID          0x01BD
39152919Sscottl#define IPS_COPPERHEAD_DEVICE_ID        0x002E
40152919Sscottl#define IPS_MARCO_DEVICE_ID		0x0250
41152919Sscottl#define IPS_CSL				0xff
42152919Sscottl#define IPS_POCL			0x30
43152919Sscottl
44152919Sscottl/* amounts of memory to allocate for certain commands */
45152919Sscottl#define IPS_ADAPTER_INFO_LEN		(sizeof(ips_adapter_info_t))
46152919Sscottl#define IPS_DRIVE_INFO_LEN		(sizeof(ips_drive_info_t))
47152919Sscottl#define IPS_COMMAND_LEN			24
48152919Sscottl#define IPS_MAX_SG_LEN			(sizeof(ips_sg_element_t) * IPS_MAX_SG_ELEMENTS)
49152919Sscottl#define IPS_NVRAM_PAGE_SIZE		128
50152919Sscottl/* various flags */
51152919Sscottl#define IPS_STATIC_FLAG			0x01
52152919Sscottl
53152919Sscottl/* states for the card to be in */
54152919Sscottl#define IPS_DEV_OPEN			0x01
55152919Sscottl#define IPS_TIMEOUT			0x02 /* command time out, need reset */
56152919Sscottl#define IPS_OFFLINE			0x04 /* can't reset card/card failure */
57152919Sscottl#define IPS_STATIC_BUSY			0x08
58152919Sscottl
59152919Sscottl/* max number of commands set to something low for now */
60152919Sscottl#define IPS_MAX_CMD_NUM			128
61152919Sscottl#define IPS_MAX_NUM_DRIVES		8
62152919Sscottl#define IPS_MAX_SG_ELEMENTS		32
63152919Sscottl#define IPS_MAX_IOBUF_SIZE		(64 * 1024)
64152919Sscottl#define IPS_BLKSIZE			512
65154005Sscottl#define IPS_MAX_LD			8
66154005Sscottl#define IPS_MAX_CHANNELS		4
67154005Sscottl#define IPS_MAX_TARGETS			15
68154005Sscottl#define IPS_MAX_CHUNKS			16
69152919Sscottl
70152919Sscottl/* logical drive states */
71152919Sscottl
72152919Sscottl#define IPS_LD_OFFLINE               	0x02
73152919Sscottl#define IPS_LD_OKAY                  	0x03
74152919Sscottl#define IPS_LD_DEGRADED			0x04
75152919Sscottl#define IPS_LD_FREE                  	0x00
76152919Sscottl#define IPS_LD_SYS                   	0x06
77152919Sscottl#define IPS_LD_CRS                   	0x24
78152919Sscottl
79152919Sscottl/* register offsets */
80152919Sscottl#define MORPHEUS_REG_OMR0               0x0018 /* Outbound Msg. Reg. 0 */
81152919Sscottl#define MORPHEUS_REG_OMR1               0x001C /* Outbound Msg. Reg. 1 */
82152919Sscottl#define MORPHEUS_REG_IDR		0x0020 /* Inbound Doorbell Reg. */
83152919Sscottl#define MORPHEUS_REG_IISR               0x0024 /* Inbound IRQ Status Reg. */
84152919Sscottl#define MORPHEUS_REG_IIMR               0x0028 /* Inbound IRQ Mask Reg. */
85152919Sscottl#define MORPHEUS_REG_OISR               0x0030 /* Outbound IRQ Status Reg. */
86152919Sscottl#define MORPHEUS_REG_OIMR               0x0034 /* Outbound IRQ Mask Reg. */
87152919Sscottl#define MORPHEUS_REG_IQPR               0x0040 /* Inbound Queue Port Reg. */
88152919Sscottl#define MORPHEUS_REG_OQPR               0x0044 /* Outbound Queue Port Reg. */
89152919Sscottl
90152919Sscottl#define COPPER_REG_SCPR			0x05	/* Subsystem Ctrl. Port Reg. */
91152919Sscottl#define COPPER_REG_ISPR			0x06	/* IRQ Status Port Reg. */
92152919Sscottl#define COPPER_REG_CBSP			0x07	/* ? Reg. */
93152919Sscottl#define COPPER_REG_HISR			0x08	/* Host IRQ Status Reg.    */
94152919Sscottl#define COPPER_REG_CCSAR		0x10	/* Cmd. Channel Sys Addr Reg.*/
95152919Sscottl#define COPPER_REG_CCCR			0x14	/* Cmd. Channel Ctrl. Reg. */
96152919Sscottl#define COPPER_REG_SQHR                	0x20    /* Status Queue Head Reg.  */
97152919Sscottl#define COPPER_REG_SQTR                	0x24    /* Status Queue Tail Reg.  */
98152919Sscottl#define COPPER_REG_SQER                	0x28    /* Status Queue End Reg.   */
99152919Sscottl#define COPPER_REG_SQSR                	0x2C    /* Status Queue Start Reg. */
100152919Sscottl
101152919Sscottl/* bit definitions */
102152919Sscottl#define MORPHEUS_BIT_POST1              0x01
103152919Sscottl#define MORPHEUS_BIT_POST2              0x02
104152919Sscottl#define MORPHEUS_BIT_CMD_IRQ		0x08
105152919Sscottl
106152919Sscottl#define COPPER_CMD_START		0x101A
107152919Sscottl#define COPPER_SEM_BIT			0x08
108152919Sscottl#define COPPER_EI_BIT			0x80
109152919Sscottl#define COPPER_EBM_BIT			0x02
110152919Sscottl#define COPPER_RESET_BIT		0x80
111152919Sscottl#define COPPER_GHI_BIT			0x04
112152919Sscottl#define COPPER_SCE_BIT			0x01
113152919Sscottl#define COPPER_OP_BIT			0x01
114152919Sscottl#define COPPER_ILE_BIT			0x10
115152919Sscottl
116152919Sscottl/* status defines */
117152919Sscottl#define IPS_POST1_OK                    0x8000
118152919Sscottl#define IPS_POST2_OK                    0x000f
119152919Sscottl
120152919Sscottl/* command op codes */
121152919Sscottl#define IPS_READ_CMD			0x02
122152919Sscottl#define IPS_WRITE_CMD			0x03
123152919Sscottl#define IPS_ADAPTER_INFO_CMD		0x05
124152919Sscottl#define IPS_CACHE_FLUSH_CMD		0x0A
125152919Sscottl#define IPS_REBUILD_STATUS_CMD		0x0C
126152919Sscottl#define IPS_ERROR_TABLE_CMD		0x17
127152919Sscottl#define IPS_DRIVE_INFO_CMD		0x19
128154005Sscottl#define IPS_CMD_READ_CONF		0x38
129152919Sscottl#define IPS_SUBSYS_PARAM_CMD		0x40
130152919Sscottl#define IPS_CONFIG_SYNC_CMD		0x58
131152919Sscottl#define IPS_SG_READ_CMD			0x82
132152919Sscottl#define IPS_SG_WRITE_CMD		0x83
133152919Sscottl#define IPS_RW_NVRAM_CMD		0xBC
134152919Sscottl#define IPS_FFDC_CMD			0xD7
135152919Sscottl
136152919Sscottl/* basic_status information returned by the adapter */
137152919Sscottl#define IPS_MIN_ERROR			0x02
138152919Sscottl#define IPS_BASIC_STATUS_MASK		0xFF
139152919Sscottl#define IPS_GSC_STATUS_MASK		0x0F
140152919Sscottl#define IPS_CMD_SUCCESS			0x00
141152919Sscottl#define IPS_CMD_RECOVERED_ERROR		0x01
142152919Sscottl#define IPS_DRV_ERROR			0x02	/* Driver supplied error */
143152919Sscottl#define IPS_INVAL_OPCO			0x03
144152919Sscottl#define IPS_INVAL_CMD_BLK		0x04
145152919Sscottl#define IPS_INVAL_PARM_BLK		0x05
146152919Sscottl#define IPS_BUSY			0x08
147152919Sscottl#define IPS_CMD_CMPLT_WERROR		0x0C
148152919Sscottl#define IPS_LD_ERROR			0x0D
149152919Sscottl#define IPS_CMD_TIMEOUT			0x0E
150152919Sscottl#define IPS_PHYS_DRV_ERROR		0x0F
151152919Sscottl
152152919Sscottl/* extended_status information returned by the adapter */
153152919Sscottl#define IPS_ERR_SEL_TO			0xF0
154152919Sscottl#define IPS_ERR_OU_RUN			0xF2
155152919Sscottl#define IPS_ERR_HOST_RESET		0xF7
156152919Sscottl#define IPS_ERR_DEV_RESET		0xF8
157152919Sscottl#define IPS_ERR_RECOVERY		0xFC
158152919Sscottl#define IPS_ERR_CKCOND			0xFF
159152919Sscottl
160152919Sscottl#define IPS_OS_FREEBSD			8
161152919Sscottl#define IPS_VERSION_MAJOR		"0.90"
162152919Sscottl#define IPS_VERSION_MINOR		".10"
163152919Sscottl
164152919Sscottl/* Adapter Types */
165152919Sscottl#define IPS_ADAPTER_COPPERHEAD		0x01
166152919Sscottl#define IPS_ADAPTER_COPPERHEAD2		0x02
167152919Sscottl#define IPS_ADAPTER_COPPERHEADOB1	0x03
168152919Sscottl#define IPS_ADAPTER_COPPERHEADOB2	0x04
169152919Sscottl#define IPS_ADAPTER_CLARINET		0x05
170152919Sscottl#define IPS_ADAPTER_CLARINETLITE	0x06
171152919Sscottl#define IPS_ADAPTER_TROMBONE		0x07
172152919Sscottl#define IPS_ADAPTER_MORPHEUS		0x08
173152919Sscottl#define IPS_ADAPTER_MORPHEUSLITE	0x09
174152919Sscottl#define IPS_ADAPTER_NEO			0x0A
175152919Sscottl#define IPS_ADAPTER_NEOLITE		0x0B
176152919Sscottl#define IPS_ADAPTER_SARASOTA2		0x0C
177152919Sscottl#define IPS_ADAPTER_SARASOTA1		0x0D
178152919Sscottl#define IPS_ADAPTER_MARCO		0x0E
179152919Sscottl#define IPS_ADAPTER_SEBRING		0x0F
180163024Smaxim#define IPS_ADAPTER_7T			0x10
181163024Smaxim#define IPS_ADAPTER_7K			0x11
182163024Smaxim#define IPS_ADAPTER_7M			0x12
183163024Smaxim#define IPS_ADAPTER_MAX_T		IPS_ADAPTER_7M
184152919Sscottl
185152919Sscottl/* values for ffdc_settime (from gmtime) */
186152919Sscottl#define IPS_SECSPERMIN      60
187152919Sscottl#define IPS_MINSPERHOUR     60
188152919Sscottl#define IPS_HOURSPERDAY     24
189152919Sscottl#define IPS_DAYSPERWEEK     7
190152919Sscottl#define IPS_DAYSPERNYEAR    365
191152919Sscottl#define IPS_DAYSPERLYEAR    366
192152919Sscottl#define IPS_SECSPERHOUR     (IPS_SECSPERMIN * IPS_MINSPERHOUR)
193152919Sscottl#define IPS_SECSPERDAY      ((long) IPS_SECSPERHOUR * IPS_HOURSPERDAY)
194152919Sscottl#define IPS_MONSPERYEAR     12
195152919Sscottl#define IPS_EPOCH_YEAR      1970
196152919Sscottl#define IPS_LEAPS_THRU_END_OF(y)    ((y) / 4 - (y) / 100 + (y) / 400)
197152919Sscottl#define ips_isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
198152919Sscottl
199152919Sscottl/*
200152919Sscottl *   IPS STRUCTS
201152919Sscottl */
202152919Sscottl
203152919Sscottltypedef struct{
204152919Sscottl	u_int8_t	command;
205152919Sscottl	u_int8_t	id;
206152919Sscottl	u_int8_t	drivenum;
207152919Sscottl	u_int8_t	reserve2;
208152919Sscottl	u_int32_t	lba;
209152919Sscottl	u_int32_t	buffaddr;
210152919Sscottl	u_int32_t	reserve3;
211152919Sscottl} __attribute__ ((packed)) ips_generic_cmd;
212152919Sscottl
213152919Sscottltypedef struct{
214152919Sscottl	u_int8_t	command;
215152919Sscottl	u_int8_t	id;
216152919Sscottl	u_int8_t	drivenum;
217152919Sscottl	u_int8_t	segnum;
218152919Sscottl	u_int32_t	lba;
219152919Sscottl	u_int32_t	buffaddr;
220152919Sscottl	u_int16_t	length;
221152919Sscottl	u_int16_t	reserve1;
222152919Sscottl} __attribute__ ((packed)) ips_io_cmd;
223152919Sscottl
224152919Sscottltypedef struct{
225152919Sscottl	u_int8_t	command;
226152919Sscottl	u_int8_t	id;
227152919Sscottl	u_int8_t	pagenum;
228152919Sscottl	u_int8_t	rw;
229152919Sscottl	u_int32_t	reserve1;
230152919Sscottl	u_int32_t	buffaddr;
231152919Sscottl	u_int32_t	reserve3;
232152919Sscottl} __attribute__ ((packed)) ips_rw_nvram_cmd;
233152919Sscottl
234152919Sscottltypedef struct{
235152919Sscottl	u_int8_t	command;
236152919Sscottl	u_int8_t	id;
237152919Sscottl	u_int8_t	drivenum;
238152919Sscottl	u_int8_t	reserve1;
239152919Sscottl	u_int32_t	reserve2;
240152919Sscottl	u_int32_t	buffaddr;
241152919Sscottl	u_int32_t	reserve3;
242152919Sscottl} __attribute__ ((packed)) ips_drive_cmd;
243152919Sscottl
244152919Sscottltypedef struct{
245152919Sscottl	u_int8_t	command;
246152919Sscottl	u_int8_t	id;
247152919Sscottl	u_int8_t	reserve1;
248152919Sscottl	u_int8_t	commandtype;
249152919Sscottl	u_int32_t	reserve2;
250152919Sscottl	u_int32_t	buffaddr;
251152919Sscottl	u_int32_t	reserve3;
252152919Sscottl} __attribute__((packed)) ips_adapter_info_cmd;
253152919Sscottl
254152919Sscottltypedef struct{
255152919Sscottl	u_int8_t	command;
256152919Sscottl	u_int8_t	id;
257152919Sscottl	u_int8_t	reset_count;
258152919Sscottl	u_int8_t	reset_type;
259152919Sscottl	u_int8_t	second;
260152919Sscottl	u_int8_t	minute;
261152919Sscottl	u_int8_t	hour;
262152919Sscottl	u_int8_t	day;
263152919Sscottl	u_int8_t	reserve1[4];
264152919Sscottl	u_int8_t	month;
265152919Sscottl	u_int8_t	yearH;
266152919Sscottl	u_int8_t	yearL;
267152919Sscottl	u_int8_t	reserve2;
268152919Sscottl} __attribute__((packed)) ips_adapter_ffdc_cmd;
269152919Sscottl
270152919Sscottltypedef union{
271152919Sscottl	ips_generic_cmd		generic_cmd;
272152919Sscottl	ips_drive_cmd 		drive_cmd;
273152919Sscottl	ips_adapter_info_cmd 	adapter_info_cmd;
274152919Sscottl} ips_cmd_buff_t;
275152919Sscottl
276152919Sscottltypedef struct {
277152919Sscottl   u_int32_t  signature;
278152919Sscottl   u_int8_t   reserved;
279152919Sscottl   u_int8_t   adapter_slot;
280152919Sscottl   u_int16_t  adapter_type;
281152919Sscottl   u_int8_t   bios_high[4];
282152919Sscottl   u_int8_t   bios_low[4];
283152919Sscottl   u_int16_t  reserve2;
284152919Sscottl   u_int8_t   reserve3;
285152919Sscottl   u_int8_t   operating_system;
286152919Sscottl   u_int8_t   driver_high[4];
287152919Sscottl   u_int8_t   driver_low[4];
288152919Sscottl   u_int8_t   reserve4[100];
289152919Sscottl}__attribute__((packed)) ips_nvram_page5;
290152919Sscottl
291152919Sscottltypedef struct{
292152919Sscottl	u_int32_t	addr;
293152919Sscottl	u_int32_t	len;
294152919Sscottl} ips_sg_element_t;
295152919Sscottl
296152919Sscottltypedef struct{
297152919Sscottl	u_int8_t	drivenum;
298152919Sscottl	u_int8_t	merge_id;
299152919Sscottl	u_int8_t	raid_lvl;
300152919Sscottl	u_int8_t	state;
301152919Sscottl	u_int32_t	sector_count;
302152919Sscottl} __attribute__((packed)) ips_drive_t;
303152919Sscottl
304152919Sscottltypedef struct{
305152919Sscottl	u_int8_t	drivecount;
306152919Sscottl	u_int8_t	reserve1;
307152919Sscottl	u_int16_t	reserve2;
308152919Sscottl	ips_drive_t drives[IPS_MAX_NUM_DRIVES];
309152919Sscottl}__attribute__((packed)) ips_drive_info_t;
310152919Sscottl
311152919Sscottltypedef struct{
312152919Sscottl	u_int8_t	drivecount;
313152919Sscottl	u_int8_t	miscflags;
314152919Sscottl	u_int8_t	SLTflags;
315152919Sscottl	u_int8_t	BSTflags;
316152919Sscottl	u_int8_t	pwr_chg_count;
317152919Sscottl	u_int8_t	wrong_addr_count;
318152919Sscottl	u_int8_t	unident_count;
319152919Sscottl	u_int8_t	nvram_dev_chg_count;
320152919Sscottl	u_int8_t	codeblock_version[8];
321152919Sscottl	u_int8_t	bootblock_version[8];
322152919Sscottl	u_int32_t	drive_sector_count[IPS_MAX_NUM_DRIVES];
323152919Sscottl	u_int8_t	max_concurrent_cmds;
324152919Sscottl	u_int8_t	max_phys_devices;
325152919Sscottl	u_int16_t	flash_prog_count;
326152919Sscottl	u_int8_t	defunct_disks;
327152919Sscottl	u_int8_t	rebuildflags;
328152919Sscottl	u_int8_t	offline_drivecount;
329152919Sscottl	u_int8_t	critical_drivecount;
330152919Sscottl	u_int16_t	config_update_count;
331152919Sscottl	u_int8_t	blockedflags;
332152919Sscottl	u_int8_t	psdn_error;
333154005Sscottl	u_int16_t	addr_dead_disk[IPS_MAX_CHANNELS][IPS_MAX_TARGETS];
334152919Sscottl}__attribute__((packed)) ips_adapter_info_t;
335152919Sscottl
336154005Sscottltypedef struct {
337154005Sscottl	u_int8_t	initiator;
338154005Sscottl	u_int8_t	parameters;
339154005Sscottl	u_int8_t	miscflag;
340154005Sscottl	u_int8_t	state;
341154005Sscottl	u_int32_t	blkcount;
342154005Sscottl	u_int8_t	deviceid[28];
343154005Sscottl} __attribute__((packed)) ips_devstate_t;
344154005Sscottl
345154005Sscottl/*
346154005Sscottl * The states that a physical drive can be in.  The 'present' value can be
347154005Sscottl * OR'd with the other values.
348154005Sscottl */
349154005Sscottl#define IPS_DEVSTATE_PRESENT	0x81
350154005Sscottl#define IPS_DEVSTATE_REBUILD	0x02
351154005Sscottl#define IPS_DEVSTATE_SPARE	0x04
352154005Sscottl#define IPS_DEVSTATE_MEMBER	0x08
353154005Sscottl
354154005Sscottltypedef struct {
355154005Sscottl	u_int8_t	channel;
356154005Sscottl	u_int8_t	target;
357154005Sscottl	u_int16_t	reserved;
358154005Sscottl	u_int32_t	startsectors;
359154005Sscottl	u_int32_t	numsectors;
360154005Sscottl} __attribute__((packed)) ips_chunk_t;
361154005Sscottl
362154005Sscottltypedef struct {
363154005Sscottl	u_int16_t	userfield;
364154005Sscottl	u_int8_t	state;
365154005Sscottl	u_int8_t	raidcacheparam;
366154005Sscottl	u_int8_t	numchunkunits;
367154005Sscottl	u_int8_t	stripesize;
368154005Sscottl	u_int8_t	params;
369154005Sscottl	u_int8_t	reserved;
370154005Sscottl	u_int32_t	ldsize;
371154005Sscottl	ips_chunk_t	chunk[IPS_MAX_CHUNKS];
372154005Sscottl} __attribute__((packed)) ips_ld_t;
373154005Sscottl
374154005Sscottltypedef struct {
375154005Sscottl	u_int8_t	boarddisc[8];
376154005Sscottl	u_int8_t	processor[8];
377154005Sscottl	u_int8_t	numchantype;
378154005Sscottl	u_int8_t	numhostinttype;
379154005Sscottl	u_int8_t	compression;
380154005Sscottl	u_int8_t	nvramtype;
381154005Sscottl	u_int32_t	nvramsize;
382154005Sscottl} __attribute__((packed)) ips_hardware_t;
383154005Sscottl
384154005Sscottltypedef struct {
385154005Sscottl	u_int8_t	ldcount;
386154005Sscottl	u_int8_t	day;
387154005Sscottl	u_int8_t	month;
388154005Sscottl	u_int8_t	year;
389154005Sscottl	u_int8_t	initiatorid[4];
390154005Sscottl	u_int8_t	hostid[12];
391154005Sscottl	u_int8_t	timesign[8];
392154005Sscottl	u_int32_t	useropt;
393154005Sscottl	u_int16_t	userfield;
394154005Sscottl	u_int8_t	rebuildrate;
395154005Sscottl	u_int8_t	reserve;
396154005Sscottl	ips_hardware_t	hardwaredisc;
397154005Sscottl	ips_ld_t	ld[IPS_MAX_LD];
398154005Sscottl	ips_devstate_t	dev[IPS_MAX_CHANNELS][IPS_MAX_TARGETS+1];
399154005Sscottl	u_int8_t	reserved[512];
400154005Sscottl} __attribute__((packed)) ips_conf_t;
401154005Sscottl
402152919Sscottltypedef union {
403152919Sscottl   struct {
404152919Sscottl      u_int8_t  reserved;
405152919Sscottl      u_int8_t  command_id;
406152919Sscottl      u_int8_t  basic_status;
407152919Sscottl      u_int8_t  extended_status;
408152919Sscottl   } fields;
409152919Sscottl   volatile u_int32_t    value;
410152919Sscottl} ips_cmd_status_t;
411152919Sscottl
412