2 3w-xxxx.h -- 3ware Storage Controller device driver for Linux.
4 Written By: Adam Radford <linux@3ware.com>
5 Modifications By: Joel Jacobson <linux@3ware.com>
6 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
7 Brad Strand <linux@3ware.com>
9 Copyright (C) 1999-2002 3ware Inc.
11 Kernel compatablity By: Andre Hedrick <andre@suse.com>
12 Non-Copyright (C) 2000 Andre Hedrick <andre@suse.com>
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; version 2 of the License.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
24 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
25 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
26 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
27 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
28 solely responsible for determining the appropriateness of using and
29 distributing the Program and assumes all risks associated with its
30 exercise of rights under this Agreement, including but not limited to
31 the risks and costs of program errors, damage to or loss of data,
32 programs or equipment, and unavailability or interruption of operations.
34 DISCLAIMER OF LIABILITY
35 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
36 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
38 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
39 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
40 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
41 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
43 You should have received a copy of the GNU General Public License
44 along with this program; if not, write to the Free Software
45 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
47 Bugs/Comments/Suggestions should be mailed to:
50 For more information, goto:
57 #include <linux/version.h>
58 #include <linux/types.h>
59 #include <linux/kdev_t.h>
62 static char *tw_aen_string[] = {
63 "INFO: AEN queue empty", // 0x000
64 "INFO: Soft reset occurred", // 0x001
65 "ERROR: Unit degraded: Unit #", // 0x002
66 "ERROR: Controller error", // 0x003
67 "ERROR: Rebuild failed: Unit #", // 0x004
68 "INFO: Rebuild complete: Unit #", // 0x005
69 "ERROR: Incomplete unit detected: Unit #", // 0x006
70 "INFO: Initialization complete: Unit #", // 0x007
71 "WARNING: Unclean shutdown detected: Unit #", // 0x008
72 "WARNING: ATA port timeout: Port #", // 0x009
73 "ERROR: Drive error: Port #", // 0x00A
74 "INFO: Rebuild started: Unit #", // 0x00B
75 "INFO: Initialization started: Unit #", // 0x00C
76 "ERROR: Logical unit deleted: Unit #", // 0x00D
78 "WARNING: SMART threshold exceeded: Port #", // 0x00F
79 NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL,
81 NULL, NULL, NULL, NULL, NULL,
82 NULL, NULL, // 0x010-0x020 unused
83 "WARNING: ATA UDMA downgrade: Port #", // 0x021
84 "WARNING: ATA UDMA upgrade: Port #", // 0x022
85 "WARNING: Sector repair occurred: Port #", // 0x023
86 "ERROR: SBUF integrity check failure", // 0x024
87 "ERROR: Lost cached write: Port #", // 0x025
88 "ERROR: Drive ECC error detected: Port #", // 0x026
89 "ERROR: DCB checksum error: Port #", // 0x027
90 "ERROR: DCB unsupported version: Port #", // 0x028
91 "INFO: Verify started: Unit #", // 0x029
92 "ERROR: Verify failed: Port #", // 0x02A
93 "INFO: Verify complete: Unit #", // 0x02B
94 "WARNING: Overwrote bad sector during rebuild: Port #", //0x02C
95 "ERROR: Encountered bad sector during rebuild: Port #", //0x02D
96 "ERROR: Replacement drive is too small: Port #", //0x02E
97 "WARNING: Verify error: Unit not previously initialized: Unit #", //0x02F
98 "ERROR: Drive not supported: Port #" // 0x030
102 Sense key lookup table
103 Format: ESDC/flags,SenseKey,AdditionalSenseCode,AdditionalSenseCodeQualifier
105 static unsigned char tw_sense_table[][4] =
107 /* Codes for newer firmware */
108 // ATA Error SCSI Error
109 {0x01, 0x03, 0x13, 0x00}, // Address mark not found Address mark not found for data field
110 {0x04, 0x0b, 0x00, 0x00}, // Aborted command Aborted command
111 {0x10, 0x0b, 0x14, 0x00}, // ID not found Recorded entity not found
112 {0x40, 0x03, 0x11, 0x00}, // Uncorrectable ECC error Unrecovered read error
113 {0x61, 0x04, 0x00, 0x00}, // Device fault Hardware error
114 {0x84, 0x0b, 0x47, 0x00}, // Data CRC error SCSI parity error
115 {0xd0, 0x0b, 0x00, 0x00}, // Device busy Aborted command
116 {0xd1, 0x0b, 0x00, 0x00}, // Device busy Aborted command
118 /* Codes for older firmware */
119 // 3ware Error SCSI Error
120 {0x09, 0x0b, 0x00, 0x00}, // Unrecovered disk error Aborted command
121 {0x37, 0x0b, 0x04, 0x00}, // Unit offline Logical unit not ready
122 {0x51, 0x0b, 0x00, 0x00} // Unspecified Aborted command
125 /* Control register bit definitions */
126 #define TW_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000
127 #define TW_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000
128 #define TW_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000
129 #define TW_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000
130 #define TW_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000
131 #define TW_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000
132 #define TW_CONTROL_CLEAR_ERROR_STATUS 0x00000200
133 #define TW_CONTROL_ISSUE_SOFT_RESET 0x00000100
134 #define TW_CONTROL_ENABLE_INTERRUPTS 0x00000080
135 #define TW_CONTROL_DISABLE_INTERRUPTS 0x00000040
136 #define TW_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020
137 #define TW_CONTROL_CLEAR_PARITY_ERROR 0x00800000
138 #define TW_CONTROL_CLEAR_QUEUE_ERROR 0x00400000
139 #define TW_CONTROL_CLEAR_PCI_ABORT 0x00100000
140 #define TW_CONTROL_CLEAR_SBUF_WRITE_ERROR 0x00000008
142 /* Status register bit definitions */
143 #define TW_STATUS_MAJOR_VERSION_MASK 0xF0000000
144 #define TW_STATUS_MINOR_VERSION_MASK 0x0F000000
145 #define TW_STATUS_PCI_PARITY_ERROR 0x00800000
146 #define TW_STATUS_QUEUE_ERROR 0x00400000
147 #define TW_STATUS_MICROCONTROLLER_ERROR 0x00200000
148 #define TW_STATUS_PCI_ABORT 0x00100000
149 #define TW_STATUS_HOST_INTERRUPT 0x00080000
150 #define TW_STATUS_ATTENTION_INTERRUPT 0x00040000
151 #define TW_STATUS_COMMAND_INTERRUPT 0x00020000
152 #define TW_STATUS_RESPONSE_INTERRUPT 0x00010000
153 #define TW_STATUS_COMMAND_QUEUE_FULL 0x00008000
154 #define TW_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000
155 #define TW_STATUS_MICROCONTROLLER_READY 0x00002000
156 #define TW_STATUS_COMMAND_QUEUE_EMPTY 0x00001000
157 #define TW_STATUS_ALL_INTERRUPTS 0x000F0000
158 #define TW_STATUS_CLEARABLE_BITS 0x00D00000
159 #define TW_STATUS_EXPECTED_BITS 0x00002000
160 #define TW_STATUS_UNEXPECTED_BITS 0x00F00008
161 #define TW_STATUS_SBUF_WRITE_ERROR 0x00000008
162 #define TW_STATUS_VALID_INTERRUPT 0x00DF0008
164 /* RESPONSE QUEUE BIT DEFINITIONS */
165 #define TW_RESPONSE_ID_MASK 0x00000FF0
167 /* PCI related defines */
168 #define TW_IO_ADDRESS_RANGE 0x10
169 #define TW_DEVICE_NAME "3ware Storage Controller"
170 #define TW_VENDOR_ID (0x13C1) /* 3ware */
171 #define TW_DEVICE_ID (0x1000) /* Storage Controller */
172 #define TW_DEVICE_ID2 (0x1001) /* 7000 series controller */
173 #define TW_NUMDEVICES 2
174 #define TW_PCI_CLEAR_PARITY_ERRORS 0xc100
175 #define TW_PCI_CLEAR_PCI_ABORT 0x2000
177 /* Command packet opcodes */
178 #define TW_OP_NOP 0x0
179 #define TW_OP_INIT_CONNECTION 0x1
180 #define TW_OP_READ 0x2
181 #define TW_OP_WRITE 0x3
182 #define TW_OP_VERIFY 0x4
183 #define TW_OP_GET_PARAM 0x12
184 #define TW_OP_SET_PARAM 0x13
185 #define TW_OP_SECTOR_INFO 0x1a
186 #define TW_OP_AEN_LISTEN 0x1c
187 #define TW_OP_FLUSH_CACHE 0x0e
188 #define TW_CMD_PACKET 0x1d
189 #define TW_ATA_PASSTHRU 0x1e
190 #define TW_CMD_PACKET_WITH_DATA 0x1f
192 /* Asynchronous Event Notification (AEN) Codes */
193 #define TW_AEN_QUEUE_EMPTY 0x0000
194 #define TW_AEN_SOFT_RESET 0x0001
195 #define TW_AEN_DEGRADED_MIRROR 0x0002
196 #define TW_AEN_CONTROLLER_ERROR 0x0003
197 #define TW_AEN_REBUILD_FAIL 0x0004
198 #define TW_AEN_REBUILD_DONE 0x0005
199 #define TW_AEN_QUEUE_FULL 0x00ff
200 #define TW_AEN_TABLE_UNDEFINED 0x15
201 #define TW_AEN_APORT_TIMEOUT 0x0009
202 #define TW_AEN_DRIVE_ERROR 0x000A
203 #define TW_AEN_SMART_FAIL 0x000F
204 #define TW_AEN_SBUF_FAIL 0x0024
207 #define TW_ALIGNMENT_6000 64 /* 64 bytes */
208 #define TW_ALIGNMENT_7000 4 /* 4 bytes */
209 #define TW_MAX_UNITS 16
210 #define TW_COMMAND_ALIGNMENT_MASK 0x1ff
211 #define TW_INIT_MESSAGE_CREDITS 0x100
212 #define TW_INIT_COMMAND_PACKET_SIZE 0x3
213 #define TW_POLL_MAX_RETRIES 20000
214 #define TW_MAX_SGL_LENGTH 62
215 #define TW_ATA_PASS_SGL_MAX 60
216 #define TW_MAX_PASSTHRU_BYTES 4096
217 #define TW_Q_LENGTH 256
218 #define TW_MAX_BOUNCEBUF 16
220 #define TW_MAX_SLOT 32
221 #define TW_MAX_PCI_BUSES 255
222 #define TW_MAX_RESET_TRIES 3
223 #define TW_UNIT_INFORMATION_TABLE_BASE 0x300
224 #define TW_MAX_CMDS_PER_LUN 255
225 #define TW_BLOCK_SIZE 0x200 /* 512-byte blocks */
226 #define TW_IOCTL 0x80
227 #define TW_UNIT_ONLINE 1
229 #define TW_IN_IOCTL 2
230 #define TW_MAX_SECTORS 256
231 #define TW_MAX_BOUNCE_SECTORS 128
232 #define TW_AEN_WAIT_TIME 1000
233 #define TW_IOCTL_WAIT_TIME (1 * HZ) /* 1 second */
234 #define TW_MAX_CDB_LEN 16
235 #define TW_ISR_DONT_COMPLETE 2
236 #define TW_ISR_DONT_RESULT 3
237 #define TW_IOCTL_TIMEOUT 25 /* 25 seconds */
240 #define TW_STATUS_ERRORS(x) \
241 (((x & TW_STATUS_PCI_ABORT) || \
242 (x & TW_STATUS_PCI_PARITY_ERROR) || \
243 (x & TW_STATUS_QUEUE_ERROR) || \
244 (x & TW_STATUS_MICROCONTROLLER_ERROR)) && \
245 (x & TW_STATUS_MICROCONTROLLER_READY))
248 #define dprintk(msg...) printk(msg)
250 #define dprintk(msg...) do { } while(0)
253 /* Scatter Gather List Entry */
254 typedef struct TAG_TW_SG_Entry {
259 typedef unsigned char TW_Sector[512];
262 typedef struct TW_Command {
265 unsigned char opcode:5;
266 unsigned char sgl_offset:3;
269 unsigned char request_id;
271 unsigned char unit:4;
272 unsigned char host_id:4;
275 unsigned char status;
278 unsigned short block_count;
279 unsigned short parameter_count;
280 unsigned short message_credits;
285 TW_SG_Entry sgl[TW_MAX_SGL_LENGTH];
286 u32 padding; /* pad to 512 bytes */
289 TW_SG_Entry sgl[TW_MAX_SGL_LENGTH];
293 u32 response_queue_pointer;
298 } ioctl_miniport_version;
302 typedef struct TAG_TW_Ioctl {
303 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,15)
306 unsigned char opcode;
307 unsigned short table_id;
308 unsigned char parameter_id;
309 unsigned char parameter_size_bytes;
310 unsigned char unit_index;
311 unsigned char data[1];
314 /* GetParam descriptor */
316 unsigned short table_id;
317 unsigned char parameter_id;
318 unsigned char parameter_size_bytes;
319 unsigned char data[1];
320 } TW_Param, *PTW_Param;
323 typedef union TAG_TW_Response_Queue {
332 typedef struct TAG_TW_Registers {
334 u32 control_reg_addr;
336 u32 command_que_addr;
337 u32 response_que_addr;
340 typedef struct TAG_TW_Info {
347 typedef int TW_Cmd_State;
349 #define TW_S_INITIAL 0x1 /* Initial state */
350 #define TW_S_STARTED 0x2 /* Id in use */
351 #define TW_S_POSTED 0x4 /* Posted to the controller */
352 #define TW_S_PENDING 0x8 /* Waiting to be posted in isr */
353 #define TW_S_COMPLETED 0x10 /* Completed by isr */
354 #define TW_S_FINISHED 0x20 /* I/O completely done */
355 #define TW_START_MASK (TW_S_STARTED | TW_S_POSTED | TW_S_PENDING | TW_S_COMPLETED)
357 /* Command header for ATA pass-thru */
358 typedef struct TAG_TW_Passthru
361 unsigned char opcode:5;
362 unsigned char sgloff:3;
365 unsigned char request_id;
367 unsigned char aport:4;
368 unsigned char host_id:4;
370 unsigned char status;
372 unsigned short param;
373 unsigned short features;
374 unsigned short sector_count;
375 unsigned short sector_num;
376 unsigned short cylinder_lo;
377 unsigned short cylinder_hi;
378 unsigned char drive_head;
379 unsigned char command;
380 TW_SG_Entry sg_list[TW_ATA_PASS_SGL_MAX];
381 unsigned char padding[12];
384 typedef struct TAG_TW_Device_Extension {
385 TW_Registers registers;
386 unsigned long *alignment_virtual_address[TW_Q_LENGTH];
387 unsigned long alignment_physical_address[TW_Q_LENGTH];
388 unsigned long *bounce_buffer[TW_Q_LENGTH];
389 unsigned long bounce_buffer_phys[TW_Q_LENGTH];
390 int is_unit_present[TW_MAX_UNITS];
391 int is_raid_five[TW_MAX_UNITS];
394 unsigned long *command_packet_virtual_address[TW_Q_LENGTH];
395 unsigned long command_packet_physical_address[TW_Q_LENGTH];
396 struct pci_dev *tw_pci_dev;
397 Scsi_Cmnd *srb[TW_Q_LENGTH];
398 unsigned char free_queue[TW_Q_LENGTH];
399 unsigned char free_head;
400 unsigned char free_tail;
401 unsigned char free_wrap;
402 unsigned char pending_queue[TW_Q_LENGTH];
403 unsigned char pending_head;
404 unsigned char pending_tail;
405 TW_Cmd_State state[TW_Q_LENGTH];
406 u32 posted_request_count;
407 u32 max_posted_request_count;
408 u32 request_count_marked_pending;
409 u32 pending_request_count;
410 u32 max_pending_request_count;
416 u32 max_sector_count;
418 struct Scsi_Host *host;
420 int ioctl_size[TW_Q_LENGTH];
421 unsigned short aen_queue[TW_Q_LENGTH];
422 unsigned char aen_head;
423 unsigned char aen_tail;
424 volatile long flags; /* long req'd for set_bit --RR */
425 unsigned long *ioctl_data[TW_Q_LENGTH];
428 } TW_Device_Extension;
430 /* Function prototypes */
431 int tw_aen_complete(TW_Device_Extension *tw_dev, int request_id);
432 int tw_aen_drain_queue(TW_Device_Extension *tw_dev);
433 int tw_aen_read_queue(TW_Device_Extension *tw_dev, int request_id);
434 int tw_allocate_memory(TW_Device_Extension *tw_dev, int size, int which);
435 int tw_check_bits(u32 status_reg_value);
436 int tw_check_errors(TW_Device_Extension *tw_dev);
437 void tw_clear_all_interrupts(TW_Device_Extension *tw_dev);
438 void tw_clear_attention_interrupt(TW_Device_Extension *tw_dev);
439 void tw_clear_host_interrupt(TW_Device_Extension *tw_dev);
440 int tw_decode_bits(TW_Device_Extension *tw_dev, u32 status_reg_value, int print_host);
441 int tw_decode_sense(TW_Device_Extension *tw_dev, int request_id, int fill_sense);
442 void tw_disable_interrupts(TW_Device_Extension *tw_dev);
443 void tw_empty_response_que(TW_Device_Extension *tw_dev);
444 void tw_enable_interrupts(TW_Device_Extension *tw_dev);
445 void tw_enable_and_clear_interrupts(TW_Device_Extension *tw_dev);
446 int tw_findcards(Scsi_Host_Template *tw_host);
447 void tw_free_device_extension(TW_Device_Extension *tw_dev);
448 int tw_initconnection(TW_Device_Extension *tw_dev, int message_credits);
449 int tw_initialize_device_extension(TW_Device_Extension *tw_dev);
450 int tw_initialize_units(TW_Device_Extension *tw_dev);
451 int tw_ioctl(TW_Device_Extension *tw_dev, int request_id);
452 int tw_ioctl_complete(TW_Device_Extension *tw_dev, int request_id);
453 void tw_mask_command_interrupt(TW_Device_Extension *tw_dev);
454 int tw_poll_status(TW_Device_Extension *tw_dev, u32 flag, int seconds);
455 int tw_poll_status_gone(TW_Device_Extension *tw_dev, u32 flag, int seconds);
456 int tw_post_command_packet(TW_Device_Extension *tw_dev, int request_id);
457 int tw_reset_device_extension(TW_Device_Extension *tw_dev);
458 int tw_reset_sequence(TW_Device_Extension *tw_dev);
459 int tw_scsi_biosparam(Disk *disk, kdev_t dev, int geom[]);
460 int tw_scsi_detect(Scsi_Host_Template *tw_host);
461 int tw_scsi_eh_abort(Scsi_Cmnd *SCpnt);
462 int tw_scsi_eh_reset(Scsi_Cmnd *SCpnt);
463 int tw_scsi_proc_info(char *buffer, char **start, off_t offset, int length, int inode, int inout);
464 int tw_scsi_queue(Scsi_Cmnd *cmd, void (*done) (Scsi_Cmnd *));
465 int tw_scsi_release(struct Scsi_Host *tw_host);
466 int tw_scsiop_inquiry(TW_Device_Extension *tw_dev, int request_id);
467 int tw_scsiop_inquiry_complete(TW_Device_Extension *tw_dev, int request_id);
468 int tw_scsiop_mode_sense(TW_Device_Extension *tw_dev, int request_id);
469 int tw_scsiop_mode_sense_complete(TW_Device_Extension *tw_dev, int request_id);
470 int tw_scsiop_read_capacity(TW_Device_Extension *tw_dev, int request_id);
471 int tw_scsiop_read_capacity_complete(TW_Device_Extension *tw_dev, int request_id);
472 int tw_scsiop_read_write(TW_Device_Extension *tw_dev, int request_id);
473 int tw_scsiop_request_sense(TW_Device_Extension *tw_dev, int request_id);
474 int tw_scsiop_synchronize_cache(TW_Device_Extension *tw_dev, int request_id);
475 int tw_scsiop_test_unit_ready(TW_Device_Extension *tw_dev, int request_id);
476 int tw_setfeature(TW_Device_Extension *tw_dev, int parm, int param_size,
478 int tw_setup_irq(TW_Device_Extension *tw_dev);
479 int tw_shutdown_device(TW_Device_Extension *tw_dev);
480 void tw_soft_reset(TW_Device_Extension *tw_dev);
481 int tw_state_request_finish(TW_Device_Extension *tw_dev,int request_id);
482 int tw_state_request_start(TW_Device_Extension *tw_dev, int *request_id);
483 void tw_unmask_command_interrupt(TW_Device_Extension *tw_dev);
485 /* Scsi_Host_Template Initializer */
486 #ifdef BLK_BOUNCE_HIGH
490 proc_name : "3w-xxxx", \
491 proc_info : tw_scsi_proc_info, \
492 name : "3ware Storage Controller", \
493 detect : tw_scsi_detect, \
494 release : tw_scsi_release, \
498 queuecommand : tw_scsi_queue, \
499 eh_strategy_handler : NULL, \
500 eh_abort_handler : tw_scsi_eh_abort, \
501 eh_device_reset_handler : NULL, \
502 eh_bus_reset_handler : NULL, \
503 eh_host_reset_handler : tw_scsi_eh_reset, \
506 slave_attach : NULL, \
507 bios_param : tw_scsi_biosparam, \
508 can_queue : TW_Q_LENGTH-1, \
510 sg_tablesize : TW_MAX_SGL_LENGTH, \
511 cmd_per_lun: TW_MAX_CMDS_PER_LUN, \
513 unchecked_isa_dma : 0, \
514 use_clustering : ENABLE_CLUSTERING, \
515 use_new_eh_code : 1, \
523 proc_name : "3w-xxxx", \
524 proc_info : tw_scsi_proc_info, \
525 name : "3ware Storage Controller", \
526 detect : tw_scsi_detect, \
527 release : tw_scsi_release, \
531 queuecommand : tw_scsi_queue, \
532 eh_strategy_handler : NULL, \
533 eh_abort_handler : tw_scsi_eh_abort, \
534 eh_device_reset_handler : NULL, \
535 eh_bus_reset_handler : NULL, \
536 eh_host_reset_handler : tw_scsi_eh_reset, \
539 slave_attach : NULL, \
540 bios_param : tw_scsi_biosparam, \
541 can_queue : TW_Q_LENGTH-1, \
543 sg_tablesize : TW_MAX_SGL_LENGTH, \
544 cmd_per_lun: TW_MAX_CMDS_PER_LUN, \
546 unchecked_isa_dma : 0, \
547 use_clustering : ENABLE_CLUSTERING, \
548 use_new_eh_code : 1, \
551 #endif /* BLK_BOUNCE_HIGH */
552 #endif /* _3W_XXXX_H */