xref: /linux/drivers/scsi/arcmsr/arcmsr.h (revision 37744feebc086908fd89760650f458ab19071750)
1 /*
2 *******************************************************************************
3 **        O.S   : Linux
4 **   FILE NAME  : arcmsr.h
5 **        BY    : Nick Cheng
6 **   Description: SCSI RAID Device Driver for
7 **                ARECA RAID Host adapter
8 *******************************************************************************
9 ** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved.
10 **
11 **     Web site: www.areca.com.tw
12 **       E-mail: support@areca.com.tw
13 **
14 ** This program is free software; you can redistribute it and/or modify
15 ** it under the terms of the GNU General Public License version 2 as
16 ** published by the Free Software Foundation.
17 ** This program is distributed in the hope that it will be useful,
18 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20 ** GNU General Public License for more details.
21 *******************************************************************************
22 ** Redistribution and use in source and binary forms, with or without
23 ** modification, are permitted provided that the following conditions
24 ** are met:
25 ** 1. Redistributions of source code must retain the above copyright
26 **    notice, this list of conditions and the following disclaimer.
27 ** 2. Redistributions in binary form must reproduce the above copyright
28 **    notice, this list of conditions and the following disclaimer in the
29 **    documentation and/or other materials provided with the distribution.
30 ** 3. The name of the author may not be used to endorse or promote products
31 **    derived from this software without specific prior written permission.
32 **
33 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
34 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
35 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
36 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
37 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT
38 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
39 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY
40 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
41 **(INCLUDING NEGLIGENCE OR OTHERWISE)ARISING IN ANY WAY OUT OF THE USE OF
42 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43 *******************************************************************************
44 */
45 #include <linux/interrupt.h>
46 struct device_attribute;
47 /*The limit of outstanding scsi command that firmware can handle*/
48 #define ARCMSR_MAX_FREECCB_NUM		1024
49 #define ARCMSR_MAX_OUTSTANDING_CMD	1024
50 #define ARCMSR_DEFAULT_OUTSTANDING_CMD	128
51 #define ARCMSR_MIN_OUTSTANDING_CMD	32
52 #define ARCMSR_DRIVER_VERSION		"v1.40.00.10-20190116"
53 #define ARCMSR_SCSI_INITIATOR_ID	255
54 #define ARCMSR_MAX_XFER_SECTORS		512
55 #define ARCMSR_MAX_XFER_SECTORS_B	4096
56 #define ARCMSR_MAX_XFER_SECTORS_C	304
57 #define ARCMSR_MAX_TARGETID		17
58 #define ARCMSR_MAX_TARGETLUN		8
59 #define ARCMSR_MAX_CMD_PERLUN		128
60 #define ARCMSR_DEFAULT_CMD_PERLUN	32
61 #define ARCMSR_MIN_CMD_PERLUN		1
62 #define ARCMSR_MAX_QBUFFER		4096
63 #define ARCMSR_DEFAULT_SG_ENTRIES	38
64 #define ARCMSR_MAX_HBB_POSTQUEUE	264
65 #define ARCMSR_MAX_ARC1214_POSTQUEUE	256
66 #define ARCMSR_MAX_ARC1214_DONEQUEUE	257
67 #define ARCMSR_MAX_HBE_DONEQUEUE	512
68 #define ARCMSR_MAX_XFER_LEN		0x26000 /* 152K */
69 #define ARCMSR_CDB_SG_PAGE_LENGTH	256
70 #define ARCMST_NUM_MSIX_VECTORS		4
71 #ifndef PCI_DEVICE_ID_ARECA_1880
72 #define PCI_DEVICE_ID_ARECA_1880	0x1880
73 #endif
74 #ifndef PCI_DEVICE_ID_ARECA_1214
75 #define PCI_DEVICE_ID_ARECA_1214	0x1214
76 #endif
77 #ifndef PCI_DEVICE_ID_ARECA_1203
78 #define PCI_DEVICE_ID_ARECA_1203	0x1203
79 #endif
80 #ifndef PCI_DEVICE_ID_ARECA_1884
81 #define PCI_DEVICE_ID_ARECA_1884	0x1884
82 #endif
83 #define	ARCMSR_HOURS			(1000 * 60 * 60 * 4)
84 #define	ARCMSR_MINUTES			(1000 * 60 * 60)
85 /*
86 **********************************************************************************
87 **
88 **********************************************************************************
89 */
90 #define ARC_SUCCESS	0
91 #define ARC_FAILURE	1
92 /*
93 *******************************************************************************
94 **        split 64bits dma addressing
95 *******************************************************************************
96 */
97 #define dma_addr_hi32(addr)	(uint32_t) ((addr>>16)>>16)
98 #define dma_addr_lo32(addr)	(uint32_t) (addr & 0xffffffff)
99 /*
100 *******************************************************************************
101 **        MESSAGE CONTROL CODE
102 *******************************************************************************
103 */
104 struct CMD_MESSAGE
105 {
106       uint32_t HeaderLength;
107       uint8_t  Signature[8];
108       uint32_t Timeout;
109       uint32_t ControlCode;
110       uint32_t ReturnCode;
111       uint32_t Length;
112 };
113 /*
114 *******************************************************************************
115 **        IOP Message Transfer Data for user space
116 *******************************************************************************
117 */
118 #define	ARCMSR_API_DATA_BUFLEN	1032
119 struct CMD_MESSAGE_FIELD
120 {
121     struct CMD_MESSAGE			cmdmessage;
122     uint8_t				messagedatabuffer[ARCMSR_API_DATA_BUFLEN];
123 };
124 /* IOP message transfer */
125 #define ARCMSR_MESSAGE_FAIL			0x0001
126 /* DeviceType */
127 #define ARECA_SATA_RAID				0x90000000
128 /* FunctionCode */
129 #define FUNCTION_READ_RQBUFFER			0x0801
130 #define FUNCTION_WRITE_WQBUFFER			0x0802
131 #define FUNCTION_CLEAR_RQBUFFER			0x0803
132 #define FUNCTION_CLEAR_WQBUFFER			0x0804
133 #define FUNCTION_CLEAR_ALLQBUFFER		0x0805
134 #define FUNCTION_RETURN_CODE_3F			0x0806
135 #define FUNCTION_SAY_HELLO			0x0807
136 #define FUNCTION_SAY_GOODBYE			0x0808
137 #define FUNCTION_FLUSH_ADAPTER_CACHE		0x0809
138 #define FUNCTION_GET_FIRMWARE_STATUS		0x080A
139 #define FUNCTION_HARDWARE_RESET			0x080B
140 /* ARECA IO CONTROL CODE*/
141 #define ARCMSR_MESSAGE_READ_RQBUFFER       \
142 	ARECA_SATA_RAID | FUNCTION_READ_RQBUFFER
143 #define ARCMSR_MESSAGE_WRITE_WQBUFFER      \
144 	ARECA_SATA_RAID | FUNCTION_WRITE_WQBUFFER
145 #define ARCMSR_MESSAGE_CLEAR_RQBUFFER      \
146 	ARECA_SATA_RAID | FUNCTION_CLEAR_RQBUFFER
147 #define ARCMSR_MESSAGE_CLEAR_WQBUFFER      \
148 	ARECA_SATA_RAID | FUNCTION_CLEAR_WQBUFFER
149 #define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER    \
150 	ARECA_SATA_RAID | FUNCTION_CLEAR_ALLQBUFFER
151 #define ARCMSR_MESSAGE_RETURN_CODE_3F      \
152 	ARECA_SATA_RAID | FUNCTION_RETURN_CODE_3F
153 #define ARCMSR_MESSAGE_SAY_HELLO           \
154 	ARECA_SATA_RAID | FUNCTION_SAY_HELLO
155 #define ARCMSR_MESSAGE_SAY_GOODBYE         \
156 	ARECA_SATA_RAID | FUNCTION_SAY_GOODBYE
157 #define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \
158 	ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE
159 /* ARECA IOCTL ReturnCode */
160 #define ARCMSR_MESSAGE_RETURNCODE_OK		0x00000001
161 #define ARCMSR_MESSAGE_RETURNCODE_ERROR		0x00000006
162 #define ARCMSR_MESSAGE_RETURNCODE_3F		0x0000003F
163 #define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON	0x00000088
164 /*
165 *************************************************************
166 **   structure for holding DMA address data
167 *************************************************************
168 */
169 #define IS_DMA64	(sizeof(dma_addr_t) == 8)
170 #define IS_SG64_ADDR	0x01000000 /* bit24 */
171 struct  SG32ENTRY
172 {
173 	__le32		length;
174 	__le32		address;
175 }__attribute__ ((packed));
176 struct  SG64ENTRY
177 {
178 	__le32		length;
179 	__le32		address;
180 	__le32		addresshigh;
181 }__attribute__ ((packed));
182 /*
183 ********************************************************************
184 **      Q Buffer of IOP Message Transfer
185 ********************************************************************
186 */
187 struct QBUFFER
188 {
189 	uint32_t      data_len;
190 	uint8_t       data[124];
191 };
192 /*
193 *******************************************************************************
194 **      FIRMWARE INFO for Intel IOP R 80331 processor (Type A)
195 *******************************************************************************
196 */
197 struct FIRMWARE_INFO
198 {
199 	uint32_t	signature;		/*0, 00-03*/
200 	uint32_t	request_len;		/*1, 04-07*/
201 	uint32_t	numbers_queue;		/*2, 08-11*/
202 	uint32_t	sdram_size;		/*3, 12-15*/
203 	uint32_t	ide_channels;		/*4, 16-19*/
204 	char		vendor[40];		/*5, 20-59*/
205 	char		model[8];		/*15, 60-67*/
206 	char		firmware_ver[16];     	/*17, 68-83*/
207 	char		device_map[16];		/*21, 84-99*/
208 	uint32_t	cfgVersion;		/*25,100-103 Added for checking of new firmware capability*/
209 	uint8_t		cfgSerial[16];		/*26,104-119*/
210 	uint32_t	cfgPicStatus;		/*30,120-123*/
211 };
212 /* signature of set and get firmware config */
213 #define ARCMSR_SIGNATURE_GET_CONFIG		0x87974060
214 #define ARCMSR_SIGNATURE_SET_CONFIG		0x87974063
215 /* message code of inbound message register */
216 #define ARCMSR_INBOUND_MESG0_NOP		0x00000000
217 #define ARCMSR_INBOUND_MESG0_GET_CONFIG		0x00000001
218 #define ARCMSR_INBOUND_MESG0_SET_CONFIG		0x00000002
219 #define ARCMSR_INBOUND_MESG0_ABORT_CMD		0x00000003
220 #define ARCMSR_INBOUND_MESG0_STOP_BGRB		0x00000004
221 #define ARCMSR_INBOUND_MESG0_FLUSH_CACHE	0x00000005
222 #define ARCMSR_INBOUND_MESG0_START_BGRB		0x00000006
223 #define ARCMSR_INBOUND_MESG0_CHK331PENDING	0x00000007
224 #define ARCMSR_INBOUND_MESG0_SYNC_TIMER		0x00000008
225 /* doorbell interrupt generator */
226 #define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK	0x00000001
227 #define ARCMSR_INBOUND_DRIVER_DATA_READ_OK	0x00000002
228 #define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK	0x00000001
229 #define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK	0x00000002
230 /* ccb areca cdb flag */
231 #define ARCMSR_CCBPOST_FLAG_SGL_BSIZE		0x80000000
232 #define ARCMSR_CCBPOST_FLAG_IAM_BIOS		0x40000000
233 #define ARCMSR_CCBREPLY_FLAG_IAM_BIOS		0x40000000
234 #define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0	0x10000000
235 #define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1	0x00000001
236 /* outbound firmware ok */
237 #define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK	0x80000000
238 /* ARC-1680 Bus Reset*/
239 #define ARCMSR_ARC1680_BUS_RESET		0x00000003
240 /* ARC-1880 Bus Reset*/
241 #define ARCMSR_ARC1880_RESET_ADAPTER		0x00000024
242 #define ARCMSR_ARC1880_DiagWrite_ENABLE		0x00000080
243 
244 /*
245 ************************************************************************
246 **                SPEC. for Areca Type B adapter
247 ************************************************************************
248 */
249 /* ARECA HBB COMMAND for its FIRMWARE */
250 /* window of "instruction flags" from driver to iop */
251 #define ARCMSR_DRV2IOP_DOORBELL                       0x00020400
252 #define ARCMSR_DRV2IOP_DOORBELL_MASK                  0x00020404
253 /* window of "instruction flags" from iop to driver */
254 #define ARCMSR_IOP2DRV_DOORBELL                       0x00020408
255 #define ARCMSR_IOP2DRV_DOORBELL_MASK                  0x0002040C
256 /* window of "instruction flags" from iop to driver */
257 #define ARCMSR_IOP2DRV_DOORBELL_1203                  0x00021870
258 #define ARCMSR_IOP2DRV_DOORBELL_MASK_1203             0x00021874
259 /* window of "instruction flags" from driver to iop */
260 #define ARCMSR_DRV2IOP_DOORBELL_1203                  0x00021878
261 #define ARCMSR_DRV2IOP_DOORBELL_MASK_1203             0x0002187C
262 /* ARECA FLAG LANGUAGE */
263 /* ioctl transfer */
264 #define ARCMSR_IOP2DRV_DATA_WRITE_OK                  0x00000001
265 /* ioctl transfer */
266 #define ARCMSR_IOP2DRV_DATA_READ_OK                   0x00000002
267 #define ARCMSR_IOP2DRV_CDB_DONE                       0x00000004
268 #define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE               0x00000008
269 
270 #define ARCMSR_DOORBELL_HANDLE_INT		      0x0000000F
271 #define ARCMSR_DOORBELL_INT_CLEAR_PATTERN   	      0xFF00FFF0
272 #define ARCMSR_MESSAGE_INT_CLEAR_PATTERN	      0xFF00FFF7
273 /* (ARCMSR_INBOUND_MESG0_GET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
274 #define ARCMSR_MESSAGE_GET_CONFIG		      0x00010008
275 /* (ARCMSR_INBOUND_MESG0_SET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
276 #define ARCMSR_MESSAGE_SET_CONFIG		      0x00020008
277 /* (ARCMSR_INBOUND_MESG0_ABORT_CMD<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
278 #define ARCMSR_MESSAGE_ABORT_CMD		      0x00030008
279 /* (ARCMSR_INBOUND_MESG0_STOP_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
280 #define ARCMSR_MESSAGE_STOP_BGRB		      0x00040008
281 /* (ARCMSR_INBOUND_MESG0_FLUSH_CACHE<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
282 #define ARCMSR_MESSAGE_FLUSH_CACHE                    0x00050008
283 /* (ARCMSR_INBOUND_MESG0_START_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
284 #define ARCMSR_MESSAGE_START_BGRB		      0x00060008
285 #define ARCMSR_MESSAGE_SYNC_TIMER		      0x00080008
286 #define ARCMSR_MESSAGE_START_DRIVER_MODE	      0x000E0008
287 #define ARCMSR_MESSAGE_SET_POST_WINDOW		      0x000F0008
288 #define ARCMSR_MESSAGE_ACTIVE_EOI_MODE		      0x00100008
289 /* ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK */
290 #define ARCMSR_MESSAGE_FIRMWARE_OK		      0x80000000
291 /* ioctl transfer */
292 #define ARCMSR_DRV2IOP_DATA_WRITE_OK                  0x00000001
293 /* ioctl transfer */
294 #define ARCMSR_DRV2IOP_DATA_READ_OK                   0x00000002
295 #define ARCMSR_DRV2IOP_CDB_POSTED                     0x00000004
296 #define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED             0x00000008
297 #define ARCMSR_DRV2IOP_END_OF_INTERRUPT	              0x00000010
298 
299 /* data tunnel buffer between user space program and its firmware */
300 /* user space data to iop 128bytes */
301 #define ARCMSR_MESSAGE_WBUFFER			      0x0000fe00
302 /* iop data to user space 128bytes */
303 #define ARCMSR_MESSAGE_RBUFFER			      0x0000ff00
304 /* iop message_rwbuffer for message command */
305 #define ARCMSR_MESSAGE_RWBUFFER			      0x0000fa00
306 
307 #define MEM_BASE0(x)	(u32 __iomem *)((unsigned long)acb->mem_base0 + x)
308 #define MEM_BASE1(x)	(u32 __iomem *)((unsigned long)acb->mem_base1 + x)
309 /*
310 ************************************************************************
311 **                SPEC. for Areca HBC adapter
312 ************************************************************************
313 */
314 #define ARCMSR_HBC_ISR_THROTTLING_LEVEL		12
315 #define ARCMSR_HBC_ISR_MAX_DONE_QUEUE		20
316 /* Host Interrupt Mask */
317 #define ARCMSR_HBCMU_UTILITY_A_ISR_MASK		0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/
318 #define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK	0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to the host.*/
319 #define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK	0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt routes to the host.*/
320 #define ARCMSR_HBCMU_ALL_INTMASKENABLE		0x0000000D /* disable all ISR */
321 /* Host Interrupt Status */
322 #define ARCMSR_HBCMU_UTILITY_A_ISR		0x00000001
323 	/*
324 	** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register.
325 	** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if enabled).
326 	*/
327 #define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR	0x00000004
328 	/*
329 	** Set if Outbound Doorbell register bits 30:1 have a non-zero
330 	** value. This bit clears only when Outbound Doorbell bits
331 	** 30:1 are ALL clear. Only a write to the Outbound Doorbell
332 	** Clear register clears bits in the Outbound Doorbell register.
333 	*/
334 #define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR	0x00000008
335 	/*
336 	** Set whenever the Outbound Post List Producer/Consumer
337 	** Register (FIFO) is not empty. It clears when the Outbound
338 	** Post List FIFO is empty.
339 	*/
340 #define ARCMSR_HBCMU_SAS_ALL_INT		0x00000010
341 	/*
342 	** This bit indicates a SAS interrupt from a source external to
343 	** the PCIe core. This bit is not maskable.
344 	*/
345 	/* DoorBell*/
346 #define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK			0x00000002
347 #define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK			0x00000004
348 	/*inbound message 0 ready*/
349 #define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE			0x00000008
350 	/*more than 12 request completed in a time*/
351 #define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING		0x00000010
352 #define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK			0x00000002
353 	/*outbound DATA WRITE isr door bell clear*/
354 #define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR		0x00000002
355 #define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK			0x00000004
356 	/*outbound DATA READ isr door bell clear*/
357 #define ARCMSR_HBCMU_IOP2DRV_DATA_READ_DOORBELL_CLEAR		0x00000004
358 	/*outbound message 0 ready*/
359 #define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE			0x00000008
360 	/*outbound message cmd isr door bell clear*/
361 #define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR	0x00000008
362 	/*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
363 #define ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK			0x80000000
364 /*
365 *******************************************************************************
366 **                SPEC. for Areca Type D adapter
367 *******************************************************************************
368 */
369 #define ARCMSR_ARC1214_CHIP_ID				0x00004
370 #define ARCMSR_ARC1214_CPU_MEMORY_CONFIGURATION		0x00008
371 #define ARCMSR_ARC1214_I2_HOST_INTERRUPT_MASK		0x00034
372 #define ARCMSR_ARC1214_SAMPLE_RESET			0x00100
373 #define ARCMSR_ARC1214_RESET_REQUEST			0x00108
374 #define ARCMSR_ARC1214_MAIN_INTERRUPT_STATUS		0x00200
375 #define ARCMSR_ARC1214_PCIE_F0_INTERRUPT_ENABLE		0x0020C
376 #define ARCMSR_ARC1214_INBOUND_MESSAGE0			0x00400
377 #define ARCMSR_ARC1214_INBOUND_MESSAGE1			0x00404
378 #define ARCMSR_ARC1214_OUTBOUND_MESSAGE0		0x00420
379 #define ARCMSR_ARC1214_OUTBOUND_MESSAGE1		0x00424
380 #define ARCMSR_ARC1214_INBOUND_DOORBELL			0x00460
381 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL		0x00480
382 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ENABLE		0x00484
383 #define ARCMSR_ARC1214_INBOUND_LIST_BASE_LOW		0x01000
384 #define ARCMSR_ARC1214_INBOUND_LIST_BASE_HIGH		0x01004
385 #define ARCMSR_ARC1214_INBOUND_LIST_WRITE_POINTER	0x01018
386 #define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_LOW		0x01060
387 #define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_HIGH		0x01064
388 #define ARCMSR_ARC1214_OUTBOUND_LIST_COPY_POINTER	0x0106C
389 #define ARCMSR_ARC1214_OUTBOUND_LIST_READ_POINTER	0x01070
390 #define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_CAUSE		0x01088
391 #define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_ENABLE	0x0108C
392 #define ARCMSR_ARC1214_MESSAGE_WBUFFER			0x02000
393 #define ARCMSR_ARC1214_MESSAGE_RBUFFER			0x02100
394 #define ARCMSR_ARC1214_MESSAGE_RWBUFFER			0x02200
395 /* Host Interrupt Mask */
396 #define ARCMSR_ARC1214_ALL_INT_ENABLE			0x00001010
397 #define ARCMSR_ARC1214_ALL_INT_DISABLE			0x00000000
398 /* Host Interrupt Status */
399 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ISR		0x00001000
400 #define ARCMSR_ARC1214_OUTBOUND_POSTQUEUE_ISR		0x00000010
401 /* DoorBell*/
402 #define ARCMSR_ARC1214_DRV2IOP_DATA_IN_READY		0x00000001
403 #define ARCMSR_ARC1214_DRV2IOP_DATA_OUT_READ		0x00000002
404 /*inbound message 0 ready*/
405 #define ARCMSR_ARC1214_IOP2DRV_DATA_WRITE_OK		0x00000001
406 /*outbound DATA WRITE isr door bell clear*/
407 #define ARCMSR_ARC1214_IOP2DRV_DATA_READ_OK		0x00000002
408 /*outbound message 0 ready*/
409 #define ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE		0x02000000
410 /*outbound message cmd isr door bell clear*/
411 /*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
412 #define ARCMSR_ARC1214_MESSAGE_FIRMWARE_OK		0x80000000
413 #define ARCMSR_ARC1214_OUTBOUND_LIST_INTERRUPT_CLEAR	0x00000001
414 /*
415 *******************************************************************************
416 **                SPEC. for Areca Type E adapter
417 *******************************************************************************
418 */
419 #define ARCMSR_SIGNATURE_1884			0x188417D3
420 
421 #define ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK	0x00000002
422 #define ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK	0x00000004
423 #define ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE	0x00000008
424 
425 #define ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK	0x00000002
426 #define ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK	0x00000004
427 #define ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE	0x00000008
428 
429 #define ARCMSR_HBEMU_MESSAGE_FIRMWARE_OK	0x80000000
430 
431 #define ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR	0x00000001
432 #define ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR	0x00000008
433 #define ARCMSR_HBEMU_ALL_INTMASKENABLE		0x00000009
434 
435 /* ARC-1884 doorbell sync */
436 #define ARCMSR_HBEMU_DOORBELL_SYNC		0x100
437 #define ARCMSR_ARC188X_RESET_ADAPTER		0x00000004
438 #define ARCMSR_ARC1884_DiagWrite_ENABLE		0x00000080
439 /*
440 *******************************************************************************
441 **    ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504)
442 *******************************************************************************
443 */
444 struct ARCMSR_CDB
445 {
446 	uint8_t		Bus;
447 	uint8_t		TargetID;
448 	uint8_t		LUN;
449 	uint8_t		Function;
450 	uint8_t		CdbLength;
451 	uint8_t		sgcount;
452 	uint8_t		Flags;
453 #define ARCMSR_CDB_FLAG_SGL_BSIZE          0x01
454 #define ARCMSR_CDB_FLAG_BIOS               0x02
455 #define ARCMSR_CDB_FLAG_WRITE              0x04
456 #define ARCMSR_CDB_FLAG_SIMPLEQ            0x00
457 #define ARCMSR_CDB_FLAG_HEADQ              0x08
458 #define ARCMSR_CDB_FLAG_ORDEREDQ           0x10
459 
460 	uint8_t		msgPages;
461 	uint32_t	msgContext;
462 	uint32_t	DataLength;
463 	uint8_t		Cdb[16];
464 	uint8_t		DeviceStatus;
465 #define ARCMSR_DEV_CHECK_CONDITION	    0x02
466 #define ARCMSR_DEV_SELECT_TIMEOUT	    0xF0
467 #define ARCMSR_DEV_ABORTED		    0xF1
468 #define ARCMSR_DEV_INIT_FAIL		    0xF2
469 
470 	uint8_t		SenseData[15];
471 	union
472 	{
473 		struct SG32ENTRY	sg32entry[1];
474 		struct SG64ENTRY	sg64entry[1];
475 	} u;
476 };
477 /*
478 *******************************************************************************
479 **     Messaging Unit (MU) of the Intel R 80331 I/O processor(Type A) and Type B processor
480 *******************************************************************************
481 */
482 struct MessageUnit_A
483 {
484 	uint32_t	resrved0[4];			/*0000 000F*/
485 	uint32_t	inbound_msgaddr0;		/*0010 0013*/
486 	uint32_t	inbound_msgaddr1;		/*0014 0017*/
487 	uint32_t	outbound_msgaddr0;		/*0018 001B*/
488 	uint32_t	outbound_msgaddr1;		/*001C 001F*/
489 	uint32_t	inbound_doorbell;		/*0020 0023*/
490 	uint32_t	inbound_intstatus;		/*0024 0027*/
491 	uint32_t	inbound_intmask;		/*0028 002B*/
492 	uint32_t	outbound_doorbell;		/*002C 002F*/
493 	uint32_t	outbound_intstatus;		/*0030 0033*/
494 	uint32_t	outbound_intmask;		/*0034 0037*/
495 	uint32_t	reserved1[2];			/*0038 003F*/
496 	uint32_t	inbound_queueport;		/*0040 0043*/
497 	uint32_t	outbound_queueport;     	/*0044 0047*/
498 	uint32_t	reserved2[2];			/*0048 004F*/
499 	uint32_t	reserved3[492];			/*0050 07FF 492*/
500 	uint32_t	reserved4[128];			/*0800 09FF 128*/
501 	uint32_t	message_rwbuffer[256];		/*0a00 0DFF 256*/
502 	uint32_t	message_wbuffer[32];		/*0E00 0E7F  32*/
503 	uint32_t	reserved5[32];			/*0E80 0EFF  32*/
504 	uint32_t	message_rbuffer[32];		/*0F00 0F7F  32*/
505 	uint32_t	reserved6[32];			/*0F80 0FFF  32*/
506 };
507 
508 struct MessageUnit_B
509 {
510 	uint32_t	post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
511 	uint32_t	done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
512 	uint32_t	postq_index;
513 	uint32_t	doneq_index;
514 	uint32_t	__iomem *drv2iop_doorbell;
515 	uint32_t	__iomem *drv2iop_doorbell_mask;
516 	uint32_t	__iomem *iop2drv_doorbell;
517 	uint32_t	__iomem *iop2drv_doorbell_mask;
518 	uint32_t	__iomem *message_rwbuffer;
519 	uint32_t	__iomem *message_wbuffer;
520 	uint32_t	__iomem *message_rbuffer;
521 };
522 /*
523 *********************************************************************
524 ** LSI
525 *********************************************************************
526 */
527 struct MessageUnit_C{
528 	uint32_t	message_unit_status;			/*0000 0003*/
529 	uint32_t	slave_error_attribute;			/*0004 0007*/
530 	uint32_t	slave_error_address;			/*0008 000B*/
531 	uint32_t	posted_outbound_doorbell;		/*000C 000F*/
532 	uint32_t	master_error_attribute;			/*0010 0013*/
533 	uint32_t	master_error_address_low;		/*0014 0017*/
534 	uint32_t	master_error_address_high;		/*0018 001B*/
535 	uint32_t	hcb_size;				/*001C 001F*/
536 	uint32_t	inbound_doorbell;			/*0020 0023*/
537 	uint32_t	diagnostic_rw_data;			/*0024 0027*/
538 	uint32_t	diagnostic_rw_address_low;		/*0028 002B*/
539 	uint32_t	diagnostic_rw_address_high;		/*002C 002F*/
540 	uint32_t	host_int_status;			/*0030 0033*/
541 	uint32_t	host_int_mask;				/*0034 0037*/
542 	uint32_t	dcr_data;				/*0038 003B*/
543 	uint32_t	dcr_address;				/*003C 003F*/
544 	uint32_t	inbound_queueport;			/*0040 0043*/
545 	uint32_t	outbound_queueport;			/*0044 0047*/
546 	uint32_t	hcb_pci_address_low;			/*0048 004B*/
547 	uint32_t	hcb_pci_address_high;			/*004C 004F*/
548 	uint32_t	iop_int_status;				/*0050 0053*/
549 	uint32_t	iop_int_mask;				/*0054 0057*/
550 	uint32_t	iop_inbound_queue_port;			/*0058 005B*/
551 	uint32_t	iop_outbound_queue_port;		/*005C 005F*/
552 	uint32_t	inbound_free_list_index;		/*0060 0063*/
553 	uint32_t	inbound_post_list_index;		/*0064 0067*/
554 	uint32_t	outbound_free_list_index;		/*0068 006B*/
555 	uint32_t	outbound_post_list_index;		/*006C 006F*/
556 	uint32_t	inbound_doorbell_clear;			/*0070 0073*/
557 	uint32_t	i2o_message_unit_control;		/*0074 0077*/
558 	uint32_t	last_used_message_source_address_low;	/*0078 007B*/
559 	uint32_t	last_used_message_source_address_high;	/*007C 007F*/
560 	uint32_t	pull_mode_data_byte_count[4];		/*0080 008F*/
561 	uint32_t	message_dest_address_index;		/*0090 0093*/
562 	uint32_t	done_queue_not_empty_int_counter_timer;	/*0094 0097*/
563 	uint32_t	utility_A_int_counter_timer;		/*0098 009B*/
564 	uint32_t	outbound_doorbell;			/*009C 009F*/
565 	uint32_t	outbound_doorbell_clear;		/*00A0 00A3*/
566 	uint32_t	message_source_address_index;		/*00A4 00A7*/
567 	uint32_t	message_done_queue_index;		/*00A8 00AB*/
568 	uint32_t	reserved0;				/*00AC 00AF*/
569 	uint32_t	inbound_msgaddr0;			/*00B0 00B3*/
570 	uint32_t	inbound_msgaddr1;			/*00B4 00B7*/
571 	uint32_t	outbound_msgaddr0;			/*00B8 00BB*/
572 	uint32_t	outbound_msgaddr1;			/*00BC 00BF*/
573 	uint32_t	inbound_queueport_low;			/*00C0 00C3*/
574 	uint32_t	inbound_queueport_high;			/*00C4 00C7*/
575 	uint32_t	outbound_queueport_low;			/*00C8 00CB*/
576 	uint32_t	outbound_queueport_high;		/*00CC 00CF*/
577 	uint32_t	iop_inbound_queue_port_low;		/*00D0 00D3*/
578 	uint32_t	iop_inbound_queue_port_high;		/*00D4 00D7*/
579 	uint32_t	iop_outbound_queue_port_low;		/*00D8 00DB*/
580 	uint32_t	iop_outbound_queue_port_high;		/*00DC 00DF*/
581 	uint32_t	message_dest_queue_port_low;		/*00E0 00E3*/
582 	uint32_t	message_dest_queue_port_high;		/*00E4 00E7*/
583 	uint32_t	last_used_message_dest_address_low;	/*00E8 00EB*/
584 	uint32_t	last_used_message_dest_address_high;	/*00EC 00EF*/
585 	uint32_t	message_done_queue_base_address_low;	/*00F0 00F3*/
586 	uint32_t	message_done_queue_base_address_high;	/*00F4 00F7*/
587 	uint32_t	host_diagnostic;			/*00F8 00FB*/
588 	uint32_t	write_sequence;				/*00FC 00FF*/
589 	uint32_t	reserved1[34];				/*0100 0187*/
590 	uint32_t	reserved2[1950];			/*0188 1FFF*/
591 	uint32_t	message_wbuffer[32];			/*2000 207F*/
592 	uint32_t	reserved3[32];				/*2080 20FF*/
593 	uint32_t	message_rbuffer[32];			/*2100 217F*/
594 	uint32_t	reserved4[32];				/*2180 21FF*/
595 	uint32_t	msgcode_rwbuffer[256];			/*2200 23FF*/
596 };
597 /*
598 *********************************************************************
599 **     Messaging Unit (MU) of Type D processor
600 *********************************************************************
601 */
602 struct InBound_SRB {
603 	uint32_t addressLow; /* pointer to SRB block */
604 	uint32_t addressHigh;
605 	uint32_t length; /* in DWORDs */
606 	uint32_t reserved0;
607 };
608 
609 struct OutBound_SRB {
610 	uint32_t addressLow; /* pointer to SRB block */
611 	uint32_t addressHigh;
612 };
613 
614 struct MessageUnit_D {
615 	struct InBound_SRB	post_qbuffer[ARCMSR_MAX_ARC1214_POSTQUEUE];
616 	volatile struct OutBound_SRB
617 				done_qbuffer[ARCMSR_MAX_ARC1214_DONEQUEUE];
618 	u16 postq_index;
619 	volatile u16 doneq_index;
620 	u32 __iomem *chip_id;			/* 0x00004 */
621 	u32 __iomem *cpu_mem_config;		/* 0x00008 */
622 	u32 __iomem *i2o_host_interrupt_mask;	/* 0x00034 */
623 	u32 __iomem *sample_at_reset;		/* 0x00100 */
624 	u32 __iomem *reset_request;		/* 0x00108 */
625 	u32 __iomem *host_int_status;		/* 0x00200 */
626 	u32 __iomem *pcief0_int_enable;		/* 0x0020C */
627 	u32 __iomem *inbound_msgaddr0;		/* 0x00400 */
628 	u32 __iomem *inbound_msgaddr1;		/* 0x00404 */
629 	u32 __iomem *outbound_msgaddr0;		/* 0x00420 */
630 	u32 __iomem *outbound_msgaddr1;		/* 0x00424 */
631 	u32 __iomem *inbound_doorbell;		/* 0x00460 */
632 	u32 __iomem *outbound_doorbell;		/* 0x00480 */
633 	u32 __iomem *outbound_doorbell_enable;	/* 0x00484 */
634 	u32 __iomem *inboundlist_base_low;	/* 0x01000 */
635 	u32 __iomem *inboundlist_base_high;	/* 0x01004 */
636 	u32 __iomem *inboundlist_write_pointer;	/* 0x01018 */
637 	u32 __iomem *outboundlist_base_low;	/* 0x01060 */
638 	u32 __iomem *outboundlist_base_high;	/* 0x01064 */
639 	u32 __iomem *outboundlist_copy_pointer;	/* 0x0106C */
640 	u32 __iomem *outboundlist_read_pointer;	/* 0x01070 0x01072 */
641 	u32 __iomem *outboundlist_interrupt_cause;	/* 0x1088 */
642 	u32 __iomem *outboundlist_interrupt_enable;	/* 0x108C */
643 	u32 __iomem *message_wbuffer;		/* 0x2000 */
644 	u32 __iomem *message_rbuffer;		/* 0x2100 */
645 	u32 __iomem *msgcode_rwbuffer;		/* 0x2200 */
646 };
647 /*
648 *********************************************************************
649 **     Messaging Unit (MU) of Type E processor(LSI)
650 *********************************************************************
651 */
652 struct MessageUnit_E{
653 	uint32_t	iobound_doorbell;			/*0000 0003*/
654 	uint32_t	write_sequence_3xxx;			/*0004 0007*/
655 	uint32_t	host_diagnostic_3xxx;			/*0008 000B*/
656 	uint32_t	posted_outbound_doorbell;		/*000C 000F*/
657 	uint32_t	master_error_attribute;			/*0010 0013*/
658 	uint32_t	master_error_address_low;		/*0014 0017*/
659 	uint32_t	master_error_address_high;		/*0018 001B*/
660 	uint32_t	hcb_size;				/*001C 001F*/
661 	uint32_t	inbound_doorbell;			/*0020 0023*/
662 	uint32_t	diagnostic_rw_data;			/*0024 0027*/
663 	uint32_t	diagnostic_rw_address_low;		/*0028 002B*/
664 	uint32_t	diagnostic_rw_address_high;		/*002C 002F*/
665 	uint32_t	host_int_status;			/*0030 0033*/
666 	uint32_t	host_int_mask;				/*0034 0037*/
667 	uint32_t	dcr_data;				/*0038 003B*/
668 	uint32_t	dcr_address;				/*003C 003F*/
669 	uint32_t	inbound_queueport;			/*0040 0043*/
670 	uint32_t	outbound_queueport;			/*0044 0047*/
671 	uint32_t	hcb_pci_address_low;			/*0048 004B*/
672 	uint32_t	hcb_pci_address_high;			/*004C 004F*/
673 	uint32_t	iop_int_status;				/*0050 0053*/
674 	uint32_t	iop_int_mask;				/*0054 0057*/
675 	uint32_t	iop_inbound_queue_port;			/*0058 005B*/
676 	uint32_t	iop_outbound_queue_port;		/*005C 005F*/
677 	uint32_t	inbound_free_list_index;		/*0060 0063*/
678 	uint32_t	inbound_post_list_index;		/*0064 0067*/
679 	uint32_t	reply_post_producer_index;		/*0068 006B*/
680 	uint32_t	reply_post_consumer_index;		/*006C 006F*/
681 	uint32_t	inbound_doorbell_clear;			/*0070 0073*/
682 	uint32_t	i2o_message_unit_control;		/*0074 0077*/
683 	uint32_t	last_used_message_source_address_low;	/*0078 007B*/
684 	uint32_t	last_used_message_source_address_high;	/*007C 007F*/
685 	uint32_t	pull_mode_data_byte_count[4];		/*0080 008F*/
686 	uint32_t	message_dest_address_index;		/*0090 0093*/
687 	uint32_t	done_queue_not_empty_int_counter_timer;	/*0094 0097*/
688 	uint32_t	utility_A_int_counter_timer;		/*0098 009B*/
689 	uint32_t	outbound_doorbell;			/*009C 009F*/
690 	uint32_t	outbound_doorbell_clear;		/*00A0 00A3*/
691 	uint32_t	message_source_address_index;		/*00A4 00A7*/
692 	uint32_t	message_done_queue_index;		/*00A8 00AB*/
693 	uint32_t	reserved0;				/*00AC 00AF*/
694 	uint32_t	inbound_msgaddr0;			/*00B0 00B3*/
695 	uint32_t	inbound_msgaddr1;			/*00B4 00B7*/
696 	uint32_t	outbound_msgaddr0;			/*00B8 00BB*/
697 	uint32_t	outbound_msgaddr1;			/*00BC 00BF*/
698 	uint32_t	inbound_queueport_low;			/*00C0 00C3*/
699 	uint32_t	inbound_queueport_high;			/*00C4 00C7*/
700 	uint32_t	outbound_queueport_low;			/*00C8 00CB*/
701 	uint32_t	outbound_queueport_high;		/*00CC 00CF*/
702 	uint32_t	iop_inbound_queue_port_low;		/*00D0 00D3*/
703 	uint32_t	iop_inbound_queue_port_high;		/*00D4 00D7*/
704 	uint32_t	iop_outbound_queue_port_low;		/*00D8 00DB*/
705 	uint32_t	iop_outbound_queue_port_high;		/*00DC 00DF*/
706 	uint32_t	message_dest_queue_port_low;		/*00E0 00E3*/
707 	uint32_t	message_dest_queue_port_high;		/*00E4 00E7*/
708 	uint32_t	last_used_message_dest_address_low;	/*00E8 00EB*/
709 	uint32_t	last_used_message_dest_address_high;	/*00EC 00EF*/
710 	uint32_t	message_done_queue_base_address_low;	/*00F0 00F3*/
711 	uint32_t	message_done_queue_base_address_high;	/*00F4 00F7*/
712 	uint32_t	host_diagnostic;			/*00F8 00FB*/
713 	uint32_t	write_sequence;				/*00FC 00FF*/
714 	uint32_t	reserved1[34];				/*0100 0187*/
715 	uint32_t	reserved2[1950];			/*0188 1FFF*/
716 	uint32_t	message_wbuffer[32];			/*2000 207F*/
717 	uint32_t	reserved3[32];				/*2080 20FF*/
718 	uint32_t	message_rbuffer[32];			/*2100 217F*/
719 	uint32_t	reserved4[32];				/*2180 21FF*/
720 	uint32_t	msgcode_rwbuffer[256];			/*2200 23FF*/
721 };
722 
723 typedef struct deliver_completeQ {
724 	uint16_t	cmdFlag;
725 	uint16_t	cmdSMID;
726 	uint16_t	cmdLMID;        // reserved (0)
727 	uint16_t	cmdFlag2;       // reserved (0)
728 } DeliverQ, CompletionQ, *pDeliver_Q, *pCompletion_Q;
729 /*
730 *******************************************************************************
731 **                 Adapter Control Block
732 *******************************************************************************
733 */
734 struct AdapterControlBlock
735 {
736 	uint32_t		adapter_type;		/* adapter A,B..... */
737 #define ACB_ADAPTER_TYPE_A		0x00000000	/* hba I IOP */
738 #define ACB_ADAPTER_TYPE_B		0x00000001	/* hbb M IOP */
739 #define ACB_ADAPTER_TYPE_C		0x00000002	/* hbc L IOP */
740 #define ACB_ADAPTER_TYPE_D		0x00000003	/* hbd M IOP */
741 #define ACB_ADAPTER_TYPE_E		0x00000004	/* hba L IOP */
742 	u32			ioqueue_size;
743 	struct pci_dev *	pdev;
744 	struct Scsi_Host *	host;
745 	unsigned long		vir2phy_offset;
746 	/* Offset is used in making arc cdb physical to virtual calculations */
747 	uint32_t		outbound_int_enable;
748 	uint32_t		cdb_phyaddr_hi32;
749 	uint32_t		reg_mu_acc_handle0;
750 	uint64_t		cdb_phyadd_hipart;
751 	spinlock_t		eh_lock;
752 	spinlock_t		ccblist_lock;
753 	spinlock_t		postq_lock;
754 	spinlock_t		doneq_lock;
755 	spinlock_t		rqbuffer_lock;
756 	spinlock_t		wqbuffer_lock;
757 	union {
758 		struct MessageUnit_A __iomem *pmuA;
759 		struct MessageUnit_B 	*pmuB;
760 		struct MessageUnit_C __iomem *pmuC;
761 		struct MessageUnit_D 	*pmuD;
762 		struct MessageUnit_E __iomem *pmuE;
763 	};
764 	/* message unit ATU inbound base address0 */
765 	void __iomem		*mem_base0;
766 	void __iomem		*mem_base1;
767 	uint32_t		acb_flags;
768 	u16			dev_id;
769 	uint8_t			adapter_index;
770 #define ACB_F_SCSISTOPADAPTER         	0x0001
771 #define ACB_F_MSG_STOP_BGRB     	0x0002
772 /* stop RAID background rebuild */
773 #define ACB_F_MSG_START_BGRB          	0x0004
774 /* stop RAID background rebuild */
775 #define ACB_F_IOPDATA_OVERFLOW        	0x0008
776 /* iop message data rqbuffer overflow */
777 #define ACB_F_MESSAGE_WQBUFFER_CLEARED	0x0010
778 /* message clear wqbuffer */
779 #define ACB_F_MESSAGE_RQBUFFER_CLEARED  0x0020
780 /* message clear rqbuffer */
781 #define ACB_F_MESSAGE_WQBUFFER_READED   0x0040
782 #define ACB_F_BUS_RESET               	0x0080
783 
784 #define ACB_F_IOP_INITED              	0x0100
785 /* iop init */
786 #define ACB_F_ABORT			0x0200
787 #define ACB_F_FIRMWARE_TRAP           	0x0400
788 #define ACB_F_ADAPTER_REMOVED		0x0800
789 #define ACB_F_MSG_GET_CONFIG		0x1000
790 	struct CommandControlBlock *	pccb_pool[ARCMSR_MAX_FREECCB_NUM];
791 	/* used for memory free */
792 	struct list_head	ccb_free_list;
793 	/* head of free ccb list */
794 
795 	atomic_t		ccboutstandingcount;
796 	/*The present outstanding command number that in the IOP that
797 					waiting for being handled by FW*/
798 
799 	void *			dma_coherent;
800 	/* dma_coherent used for memory free */
801 	dma_addr_t		dma_coherent_handle;
802 	/* dma_coherent_handle used for memory free */
803 	dma_addr_t		dma_coherent_handle2;
804 	void			*dma_coherent2;
805 	unsigned int		uncache_size;
806 	uint8_t			rqbuffer[ARCMSR_MAX_QBUFFER];
807 	/* data collection buffer for read from 80331 */
808 	int32_t			rqbuf_getIndex;
809 	/* first of read buffer  */
810 	int32_t			rqbuf_putIndex;
811 	/* last of read buffer   */
812 	uint8_t			wqbuffer[ARCMSR_MAX_QBUFFER];
813 	/* data collection buffer for write to 80331  */
814 	int32_t			wqbuf_getIndex;
815 	/* first of write buffer */
816 	int32_t			wqbuf_putIndex;
817 	/* last of write buffer  */
818 	uint8_t			devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];
819 	/* id0 ..... id15, lun0...lun7 */
820 #define ARECA_RAID_GONE			0x55
821 #define ARECA_RAID_GOOD			0xaa
822 	uint32_t		num_resets;
823 	uint32_t		num_aborts;
824 	uint32_t		signature;
825 	uint32_t		firm_request_len;
826 	uint32_t		firm_numbers_queue;
827 	uint32_t		firm_sdram_size;
828 	uint32_t		firm_hd_channels;
829 	uint32_t		firm_cfg_version;
830 	char			firm_model[12];
831 	char			firm_version[20];
832 	char			device_map[20];			/*21,84-99*/
833 	struct work_struct 	arcmsr_do_message_isr_bh;
834 	struct timer_list	eternal_timer;
835 	unsigned short		fw_flag;
836 #define	FW_NORMAL			0x0000
837 #define	FW_BOG				0x0001
838 #define	FW_DEADLOCK			0x0010
839 	atomic_t 		rq_map_token;
840 	atomic_t		ante_token_value;
841 	uint32_t		maxOutstanding;
842 	int			vector_count;
843 	uint32_t		maxFreeCCB;
844 	struct timer_list	refresh_timer;
845 	uint32_t		doneq_index;
846 	uint32_t		ccbsize;
847 	uint32_t		in_doorbell;
848 	uint32_t		out_doorbell;
849 	uint32_t		completionQ_entry;
850 	pCompletion_Q		pCompletionQ;
851 };/* HW_DEVICE_EXTENSION */
852 /*
853 *******************************************************************************
854 **                   Command Control Block
855 **             this CCB length must be 32 bytes boundary
856 *******************************************************************************
857 */
858 struct CommandControlBlock{
859 	/*x32:sizeof struct_CCB=(64+60)byte, x64:sizeof struct_CCB=(64+60)byte*/
860 	struct list_head		list;		/*x32: 8byte, x64: 16byte*/
861 	struct scsi_cmnd		*pcmd;		/*8 bytes pointer of linux scsi command */
862 	struct AdapterControlBlock	*acb;		/*x32: 4byte, x64: 8byte*/
863 	unsigned long			cdb_phyaddr;	/*x32: 4byte, x64: 8byte*/
864 	uint32_t			arc_cdb_size;	/*x32:4byte,x64:4byte*/
865 	uint16_t			ccb_flags;	/*x32: 2byte, x64: 2byte*/
866 #define	CCB_FLAG_READ		0x0000
867 #define	CCB_FLAG_WRITE		0x0001
868 #define	CCB_FLAG_ERROR		0x0002
869 #define	CCB_FLAG_FLUSHCACHE	0x0004
870 #define	CCB_FLAG_MASTER_ABORTED	0x0008
871 	uint16_t                        startdone;	/*x32:2byte,x32:2byte*/
872 #define	ARCMSR_CCB_DONE		0x0000
873 #define	ARCMSR_CCB_START	0x55AA
874 #define	ARCMSR_CCB_ABORTED	0xAA55
875 #define	ARCMSR_CCB_ILLEGAL	0xFFFF
876 	uint32_t			smid;
877 #if BITS_PER_LONG == 64
878 	/*  ======================512+64 bytes========================  */
879 		uint32_t		reserved[3];	/*12 byte*/
880 #else
881 	/*  ======================512+32 bytes========================  */
882 		uint32_t		reserved[8];	/*32  byte*/
883 #endif
884 	/*  =======================================================   */
885 	struct ARCMSR_CDB		arcmsr_cdb;
886 };
887 /*
888 *******************************************************************************
889 **    ARECA SCSI sense data
890 *******************************************************************************
891 */
892 struct SENSE_DATA
893 {
894 	uint8_t				ErrorCode:7;
895 #define SCSI_SENSE_CURRENT_ERRORS	0x70
896 #define SCSI_SENSE_DEFERRED_ERRORS	0x71
897 	uint8_t				Valid:1;
898 	uint8_t				SegmentNumber;
899 	uint8_t				SenseKey:4;
900 	uint8_t				Reserved:1;
901 	uint8_t				IncorrectLength:1;
902 	uint8_t				EndOfMedia:1;
903 	uint8_t				FileMark:1;
904 	uint8_t				Information[4];
905 	uint8_t				AdditionalSenseLength;
906 	uint8_t				CommandSpecificInformation[4];
907 	uint8_t				AdditionalSenseCode;
908 	uint8_t				AdditionalSenseCodeQualifier;
909 	uint8_t				FieldReplaceableUnitCode;
910 	uint8_t				SenseKeySpecific[3];
911 };
912 /*
913 *******************************************************************************
914 **  Outbound Interrupt Status Register - OISR
915 *******************************************************************************
916 */
917 #define	ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG	0x30
918 #define	ARCMSR_MU_OUTBOUND_PCI_INT		0x10
919 #define	ARCMSR_MU_OUTBOUND_POSTQUEUE_INT	0x08
920 #define	ARCMSR_MU_OUTBOUND_DOORBELL_INT		0x04
921 #define	ARCMSR_MU_OUTBOUND_MESSAGE1_INT		0x02
922 #define	ARCMSR_MU_OUTBOUND_MESSAGE0_INT		0x01
923 #define	ARCMSR_MU_OUTBOUND_HANDLE_INT                     \
924                     (ARCMSR_MU_OUTBOUND_MESSAGE0_INT      \
925                      |ARCMSR_MU_OUTBOUND_MESSAGE1_INT     \
926                      |ARCMSR_MU_OUTBOUND_DOORBELL_INT     \
927                      |ARCMSR_MU_OUTBOUND_POSTQUEUE_INT    \
928                      |ARCMSR_MU_OUTBOUND_PCI_INT)
929 /*
930 *******************************************************************************
931 **  Outbound Interrupt Mask Register - OIMR
932 *******************************************************************************
933 */
934 #define	ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG		0x34
935 #define	ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE		0x10
936 #define	ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE	0x08
937 #define	ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE	0x04
938 #define	ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE	0x02
939 #define	ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE	0x01
940 #define	ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE		0x1F
941 
942 extern void arcmsr_write_ioctldata2iop(struct AdapterControlBlock *);
943 extern uint32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *,
944 	struct QBUFFER __iomem *);
945 extern void arcmsr_clear_iop2drv_rqueue_buffer(struct AdapterControlBlock *);
946 extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
947 extern struct device_attribute *arcmsr_host_attrs[];
948 extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
949 void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);
950