4 * Tekram DC395U/UW/F ,DC315/U
5 * PCI SCSI Bus Master Host Adapter Device Driver
6 * (SCSI chip set used Tekram ASIC TRM-S1040)
8 * SPDX-License-Identifier: BSD-3-Clause
10 * (C)Copyright 1995-2001 Tekram Technology Co.,Ltd.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 #define TRM_TRANS_CUR 0x01 /* Modify current neogtiation status */
43 #define TRM_TRANS_ACTIVE 0x03 /* Assume this is the active target */
44 #define TRM_TRANS_GOAL 0x04 /* Modify negotiation goal */
45 #define TRM_TRANS_USER 0x08 /* Modify user negotiation settings */
47 struct trm_transinfo {
53 struct trm_target_info {
54 u_int8_t disc_tag; /* bits define..... */
55 #define TRM_CUR_DISCENB 0x01 /* current setting disconnect enable */
56 #define TRM_CUR_TAGENB 0x02 /* current setting tag command Q enable */
57 #define TRM_USR_DISCENB 0x04 /* user adapter device setting disconnect enable */
58 #define TRM_USR_TAGENB 0x08 /* user adapter device setting tag command Q enable*/
59 struct trm_transinfo current; /* info of current */
60 struct trm_transinfo goal; /* info of after negotiating */
61 struct trm_transinfo user; /* info of user adapter device setting */
70 * Describes a single contiguous DMA transaction. Values
71 * are suitable for programming into DMA registers.
73 *typedef struct bus_dma_segment
75 * bus_addr_t ds_addr; // DMA address
76 * bus_size_t ds_len; // length of transfer
80 /*;----------------------Segment Entry------------------------------------*/
81 typedef struct _SGentry {
86 *-----------------------------------------------------------------------
87 * feature of chip set MAX value
88 *-----------------------------------------------------------------------
91 #define TRM_MAX_ADAPTER_NUM 4
92 #define TRM_MAX_DEVICES 16
93 #define TRM_MAX_SG_LISTENTRY 32
94 #define TRM_MAX_TARGETS 16
95 #define TRM_MAX_TAGS_CMD_QUEUE 256 /* MAX_CMD_QUEUE 20*/
96 #define TRM_MAX_CMD_PER_LUN 32
97 #define TRM_MAX_SRB_CNT 256
98 #define TRM_MAX_START_JOB 256
99 #define TRM_MAXPHYS (128 * 1024)
100 #define TRM_NSEG (btoc(TRM_MAXPHYS) + 1)
101 #define TRM_MAXTRANSFER_SIZE 0xFFFFFF /* restricted by 24 bit counter */
104 #define SEL_TIMEOUT 153 /* 250 ms selection timeout (@ 40MHz) */
108 * Union of all CCB types for kernel space allocation. This union should
109 * never be used for manipulating CCBs - its only use is for the allocation
110 * and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
111 * and the argument to xpt_ccb_free.
114 * struct ccb_hdr ccb_h; // For convenience
115 * struct ccb_scsiio csio;
116 * struct ccb_getdev cgd;
117 * struct ccb_getdevlist cgdl;
118 * struct ccb_pathinq cpi;
119 * struct ccb_relsim crs;
120 * struct ccb_setasync csa;
121 * struct ccb_setdev csd;
122 * struct ccb_dev_match cdm;
123 * struct ccb_trans_settings cts;
124 * struct ccb_calc_geometry ccg;
125 * struct ccb_abort cab;
126 * struct ccb_resetbus crb;
127 * struct ccb_resetdev crd;
128 * struct ccb_termio tio;
129 * struct ccb_accept_tio atio;
130 * struct ccb_scsiio ctio;
131 * struct ccb_en_lun cel;
132 * struct ccb_immed_notify cin;
133 * struct ccb_notify_ack cna;
134 * struct ccb_eng_inq cei;
135 * struct ccb_eng_exec cee;
136 * struct ccb_rescan crcn;
137 * struct ccb_debug cdbg;
142 *-----------------------------------------------------------------------
144 *-----------------------------------------------------------------------
147 u_int8_t CmdBlock[12];
150 struct _SRB *pNextSRB;
151 struct _DCB *pSRBDCB;
154 PSEG pSRBSGL; /* scatter gather list */
156 u_int32_t SRBSGPhyAddr; /* a segment starting address */
157 u_int32_t SRBTotalXferLength;
163 bus_dmamap_t sg_dmamap;
170 u_int8_t MsgInBuf[6];
171 u_int8_t MsgOutBuf[6];
173 u_int8_t AdaptStatus;
174 u_int8_t TargetStatus;
183 u_int8_t Reserved[3]; /*;for dword alignment */
185 typedef struct _SRB TRM_SRB, *PSRB;
188 *-----------------------------------------------------------------------
189 * Device Control Block
190 *-----------------------------------------------------------------------
195 PSRB pWaitingLastSRB;
202 u_int16_t GoingSRBCnt;
203 u_int16_t MaxActiveCommandCnt;
205 u_int8_t TargetID; /*; SCSI Target ID (SCSI Only) */
206 u_int8_t TargetLUN; /*; SCSI Log. Unit (SCSI Only) */
210 u_int8_t SyncMode; /* mode ? (1 sync):(0 async) */
211 u_int8_t MaxNegoPeriod; /* for nego. */
212 u_int8_t SyncPeriod; /* for reg. */
213 u_int8_t SyncOffset; /* for reg. and nego.(low nibble) */
218 u_int8_t IdentifyMsg;
219 u_int8_t DCBstatus; /* DCB status */
220 /*u_int8_t Reserved[3]; for dword alignment */
221 struct trm_target_info tinfo; /* 10 bytes */
222 struct _DCB *pNextDCB;
224 typedef struct _DCB TRM_DCB, *PDCB;
227 *-----------------------------------------------------------------------
228 * Adapter Control Block
229 *-----------------------------------------------------------------------
236 bus_space_handle_t bsh;
237 bus_dma_tag_t parent_dmat;
238 bus_dma_tag_t buffer_dmat; /* dmat for buffer I/O */
239 bus_dma_tag_t srb_dmat;
240 bus_dma_tag_t sense_dmat; /* dmat for sense buffer */
241 bus_dma_tag_t sg_dmat;
242 bus_dmamap_t sense_dmamap;
243 bus_dmamap_t srb_dmamap;
244 bus_addr_t sense_busaddr;
245 struct scsi_sense_data *sense_buffers;
246 struct resource *iores, *irq;
251 struct cam_sim *psim;
252 struct cam_path *ppath;
255 TRM_DCB DCBarray[16][8];
257 u_int32_t srb_physbase;
268 u_int8_t msgin123[4];
270 u_int8_t scan_devices[16][8];
272 u_int8_t AdaptSCSIID; /*; Adapter SCSI Target ID */
273 u_int8_t AdaptSCSILUN; /*; Adapter SCSI LUN */
280 u_int8_t AdapterUnit; /* nth Adapter this driver */
282 typedef struct _ACB TRM_ACB, *PACB;
284 * ----SRB State machine definition
286 #define SRB_FREE 0x0000
287 #define SRB_WAIT 0x0001
288 #define SRB_READY 0x0002
289 #define SRB_MSGOUT 0x0004 /*arbitration+msg_out 1st byte*/
290 #define SRB_MSGIN 0x0008
291 #define SRB_EXTEND_MSGIN 0x0010
292 #define SRB_COMMAND 0x0020
293 #define SRB_START_ 0x0040 /*arbitration+msg_out+command_out*/
294 #define SRB_DISCONNECT 0x0080
295 #define SRB_DATA_XFER 0x0100
296 #define SRB_XFERPAD 0x0200
297 #define SRB_STATUS 0x0400
298 #define SRB_COMPLETED 0x0800
299 #define SRB_ABORT_SENT 0x1000
300 #define SRB_DO_SYNC_NEGO 0x2000
301 #define SRB_DO_WIDE_NEGO 0x4000
302 #define SRB_UNEXPECT_RESEL 0x8000
308 #define HCC_WIDE_CARD 0x20
309 #define HCC_SCSI_RESET 0x10
310 #define HCC_PARITY 0x08
311 #define HCC_AUTOTERM 0x04
312 #define HCC_LOW8TERM 0x02
313 #define HCC_UP8TERM 0x01
317 #define RESET_DEV 0x00000001
318 #define RESET_DETECT 0x00000002
319 #define RESET_DONE 0x00000004
324 #define ABORT_DEV_ 0x00000001
329 #define DS_IN_QUEUE 0x00000001
334 #define SRB_OK 0x00000001
335 #define ABORTION 0x00000002
336 #define OVER_RUN 0x00000004
337 #define UNDER_RUN 0x00000008
338 #define PARITY_ERROR 0x00000010
339 #define SRB_ERROR 0x00000020
344 #define DATAOUT 0x00000080
345 #define DATAIN 0x00000040
346 #define RESIDUAL_VALID 0x00000020
347 #define ENABLE_TIMER 0x00000010
348 #define RESET_DEV0 0x00000004
349 #define ABORT_DEV 0x00000002
350 #define AUTO_REQSENSE 0x00000001
355 #define H_STATUS_GOOD 0x00
356 #define H_SEL_TIMEOUT 0x11
357 #define H_OVER_UNDER_RUN 0x12
358 #define H_UNEXP_BUS_FREE 0x13
359 #define H_TARGET_PHASE_F 0x14
360 #define H_INVALID_CCB_OP 0x16
361 #define H_LINK_CCB_BAD 0x17
362 #define H_BAD_TARGET_DIR 0x18
363 #define H_DUPLICATE_CCB 0x19
364 #define H_BAD_CCB_OR_SG 0x1A
365 #define H_ABORT 0x0FF
368 * ---SCSI Status byte codes
370 #define SCSI_STAT_GOOD 0x00 /*; Good status */
371 #define SCSI_STAT_CHECKCOND 0x02 /*; SCSI Check Condition */
372 #define SCSI_STAT_CONDMET 0x04 /*; Condition Met */
373 #define SCSI_STAT_BUSY 0x08 /*; Target busy status */
374 #define SCSI_STAT_INTER 0x10 /*; Intermediate status */
375 #define SCSI_STAT_INTERCONDMET 0x14 /*; Intermediate condition met */
376 #define SCSI_STAT_RESCONFLICT 0x18 /*; Reservation conflict */
377 #define SCSI_STAT_CMDTERM 0x22 /*; Command Terminated */
378 #define SCSI_STAT_QUEUEFULL 0x28 /*; Queue Full */
379 #define SCSI_STAT_UNEXP_BUS_F 0xFD /*; Unexpect Bus Free */
380 #define SCSI_STAT_BUS_RST_DETECT 0xFE /*; Scsi Bus Reset detected */
381 #define SCSI_STAT_SEL_TIMEOUT 0xFF /*; Selection Time out */
386 #define SYNC_WIDE_TAG_ATNT_DISABLE 0x00000000
387 #define SYNC_NEGO_ENABLE 0x00000001
388 #define SYNC_NEGO_DONE 0x00000002
389 #define WIDE_NEGO_ENABLE 0x00000004
390 #define WIDE_NEGO_DONE 0x00000008
391 #define EN_TAG_QUEUING 0x00000010
392 #define EN_ATN_STOP 0x00000020
394 #define SYNC_NEGO_OFFSET 15
398 #define SCSI_DATA_OUT_ 0
399 #define SCSI_DATA_IN_ 1
400 #define SCSI_COMMAND 2
401 #define SCSI_STATUS_ 3
404 #define SCSI_MSG_OUT 6
405 #define SCSI_MSG_IN 7
408 * ----SCSI MSG u_int8_t
410 #define MSG_COMPLETE 0x00
411 #define MSG_EXTENDED 0x01
412 #define MSG_SAVE_PTR 0x02
413 #define MSG_RESTORE_PTR 0x03
414 #define MSG_DISCONNECT 0x04
415 #define MSG_INITIATOR_ERROR 0x05
416 #define MSG_ABORT 0x06
417 #define MSG_REJECT_ 0x07
419 #define MSG_PARITY_ERROR 0x09
420 #define MSG_LINK_CMD_COMPL 0x0A
421 #define MSG_LINK_CMD_COMPL_FLG 0x0B
422 #define MSG_BUS_RESET 0x0C
423 /* #define MSG_ABORT_TAG 0x0D */
424 #define MSG_SIMPLE_QTAG 0x20
425 #define MSG_HEAD_QTAG 0x21
426 #define MSG_ORDER_QTAG 0x22
427 #define MSG_IGNOREWIDE 0x23
428 /* #define MSG_IDENTIFY 0x80 */
429 #define MSG_HOST_ID 0xC0
430 /* bus wide length */
431 #define MSG_EXT_WDTR_BUS_8_BIT 0x00
432 #define MSG_EXT_WDTR_BUS_16_BIT 0x01
433 #define MSG_EXT_WDTR_BUS_32_BIT 0x02
435 * ----SCSI STATUS u_int8_t
437 #define STATUS_GOOD 0x00
438 #define CHECK_CONDITION_ 0x02
439 #define STATUS_BUSY 0x08
440 #define STATUS_INTERMEDIATE 0x10
441 #define RESERVE_CONFLICT 0x18
446 #define STATUS_MASK_ 0xFF
447 #define MSG_MASK 0xFF00
448 #define RETURN_MASK 0xFF0000
451 * Inquiry Data format
454 typedef struct _SCSIInqData { /* INQ */
456 u_int8_t DevType; /* Periph Qualifier & Periph Dev Type */
457 u_int8_t RMB_TypeMod; /* rem media bit & Dev Type Modifier */
458 u_int8_t Vers; /* ISO, ECMA, & ANSI versions */
459 u_int8_t RDF; /* AEN, TRMIOP, & response data format*/
460 u_int8_t AddLen; /* length of additional data */
461 u_int8_t Res1; /* reserved */
462 u_int8_t Res2; /* reserved */
463 u_int8_t Flags; /* RelADr,Wbus32,Wbus16,Sync,etc. */
464 u_int8_t VendorID[8]; /* Vendor Identification */
465 u_int8_t ProductID[16]; /* Product Identification */
466 u_int8_t ProductRev[4]; /* Product Revision */
467 } SCSI_INQDATA, *PSCSI_INQDATA;
471 * Inquiry byte 0 masks
473 #define SCSI_DEVTYPE 0x1F /* Peripheral Device Type */
474 #define SCSI_PERIPHQUAL 0xE0 /* Peripheral Qualifier */
476 * Inquiry byte 1 mask
478 #define SCSI_REMOVABLE_MEDIA 0x80 /* Removable Media bit (1=removable) */
480 * Peripheral Device Type definitions
482 #define SCSI_DASD 0x00 /* Direct-access Device */
483 #define SCSI_SEQACESS 0x01 /* Sequential-access device */
484 #define SCSI_PRINTER 0x02 /* Printer device */
485 #define SCSI_PROCESSOR 0x03 /* Processor device */
486 #define SCSI_WRITEONCE 0x04 /* Write-once device */
487 #define SCSI_CDROM 0x05 /* CD-ROM device */
488 #define SCSI_SCANNER 0x06 /* Scanner device */
489 #define SCSI_OPTICAL 0x07 /* Optical memory device */
490 #define SCSI_MEDCHGR 0x08 /* Medium changer device */
491 #define SCSI_COMM 0x09 /* Communications device */
492 #define SCSI_NODEV 0x1F /* Unknown or no device type */
494 * Inquiry flag definitions (Inq data byte 7)
496 #define SCSI_INQ_RELADR 0x80 /* device supports relative addressing*/
497 #define SCSI_INQ_WBUS32 0x40 /* device supports 32 bit data xfers */
498 #define SCSI_INQ_WBUS16 0x20 /* device supports 16 bit data xfers */
499 #define SCSI_INQ_SYNC 0x10 /* device supports synchronous xfer */
500 #define SCSI_INQ_LINKED 0x08 /* device supports linked commands */
501 #define SCSI_INQ_CMDQUEUE 0x02 /* device supports command queueing */
502 #define SCSI_INQ_SFTRE 0x01 /* device supports soft resets */
504 *==========================================================
506 *==========================================================
508 typedef struct _EEprom {
515 #define EE_ADAPT_SCSI_ID 64
518 #define EE_TAG_CMD_NUM 67
521 * EE_MODE1 bits definition
523 #define PARITY_CHK_ 0x00000001
524 #define SYNC_NEGO_ 0x00000002
525 #define EN_DISCONNECT_ 0x00000004
526 #define SEND_START_ 0x00000008
527 #define TAG_QUEUING_ 0x00000010
530 * EE_MODE2 bits definition
532 #define MORE2_DRV 0x00000001
533 #define GREATER_1G 0x00000002
534 #define RST_SCSI_BUS 0x00000004
535 #define ACTIVE_NEGATION 0x00000008
536 #define NO_SEEK 0x00000010
537 #define LUN_CHECK 0x00000020
539 #define ENABLE_CE 0x01
540 #define DISABLE_CE 0x00
541 #define EEPROM_READ 0x80
544 * The PCI configuration register offset for TRM_S1040
545 * Registers bit Definition
547 #define TRMREG_ID 0x00 /* Vendor and Device ID */
548 #define TRMREG_COMMAND 0x04 /* PCI command register */
549 #define TRMREG_IOBASE 0x10 /* I/O Space base address */
550 #define TRMREG_ROMBASE 0x30 /* Expansion ROM Base Address */
551 #define TRMREG_INTLINE 0x3C /* Interrupt line */
555 * The SCSI register offset for TRM_S1040
558 #define TRMREG_SCSI_STATUS 0x80 /* SCSI Status (R) */
560 #define COMMANDPHASEDONE 0x2000 /* SCSI command phase done */
561 #define SCSIXFERDONE 0x0800 /* SCSI SCSI transfer done */
562 #define SCSIXFERCNT_2_ZERO 0x0100 /* SCSI SCSI transfer count to zero*/
563 #define SCSIINTERRUPT 0x0080 /* SCSI interrupt pending */
564 #define COMMANDABORT 0x0040 /* SCSI command abort */
565 #define SEQUENCERACTIVE 0x0020 /* SCSI sequencer active */
566 #define PHASEMISMATCH 0x0010 /* SCSI phase mismatch */
567 #define PARITYERROR 0x0008 /* SCSI parity error */
569 #define PHASEMASK 0x0007 /* Phase MSG/CD/IO */
570 #define PH_DATA_OUT 0x00 /* Data out phase */
571 #define PH_DATA_IN 0x01 /* Data in phase */
572 #define PH_COMMAND 0x02 /* Command phase */
573 #define PH_STATUS 0x03 /* Status phase */
574 #define PH_BUS_FREE 0x05 /* Invalid phase used as bus free */
575 #define PH_MSG_OUT 0x06 /* Message out phase */
576 #define PH_MSG_IN 0x07 /* Message in phase */
578 #define TRMREG_SCSI_CONTROL 0x80 /* SCSI Control (W) */
580 #define DO_CLRATN 0x0400 /* Clear ATN */
581 #define DO_SETATN 0x0200 /* Set ATN */
582 #define DO_CMDABORT 0x0100 /* Abort SCSI command */
583 #define DO_RSTMODULE 0x0010 /* Reset SCSI chip */
584 #define DO_RSTSCSI 0x0008 /* Reset SCSI bus */
585 #define DO_CLRFIFO 0x0004 /* Clear SCSI transfer FIFO */
586 #define DO_DATALATCH 0x0002 /* Enable SCSI bus data latch */
587 #define DO_HWRESELECT 0x0001 /* Enable hardware reselection */
588 #define TRMREG_SCSI_FIFOCNT 0x82 /* SCSI FIFO Counter 5bits(R) */
589 #define TRMREG_SCSI_SIGNAL 0x83 /* SCSI low level signal (R/W) */
590 #define TRMREG_SCSI_INTSTATUS 0x84 /* SCSI Interrupt Status (R) */
592 #define INT_SCAM 0x80 /* SCAM selection interrupt */
593 #define INT_SELECT 0x40 /* Selection interrupt */
594 #define INT_SELTIMEOUT 0x20 /* Selection timeout interrupt */
595 #define INT_DISCONNECT 0x10 /* Bus disconnected interrupt */
596 #define INT_RESELECTED 0x08 /* Reselected interrupt */
597 #define INT_SCSIRESET 0x04 /* SCSI reset detected interrupt*/
598 #define INT_BUSSERVICE 0x02 /* Bus service interrupt */
599 #define INT_CMDDONE 0x01 /* SCSI command done interrupt */
600 #define TRMREG_SCSI_OFFSET 0x84 /* SCSI Offset Count (W) */
602 * Bit Name Definition
603 * 07-05 0 RSVD Reversed. Always 0.
604 * 04 0 OFFSET4 Reversed for LVDS. Always 0.
605 * 03-00 0 OFFSET[03:00] Offset number from 0 to 15
607 #define TRMREG_SCSI_SYNC 0x85 /* SCSI Synchronous Control (R/W)*/
609 #define LVDS_SYNC 0x20 /* Enable LVDS synchronous */
610 #define WIDE_SYNC 0x10 /* Enable WIDE synchronous */
611 #define ALT_SYNC 0x08 /* Enable Fast-20 alternate synchronous */
613 * SYNCM 7 6 5 4 3 2 1 0
614 * Name RSVD RSVD LVDS WIDE ALTPERD PERIOD2 PERIOD1 PERIOD0
615 * Default 0 0 0 0 0 0 0 0
618 * Bit Name Definition
619 * 07-06 0 RSVD Reversed. Always read 0
620 * 05 0 LVDS Reversed. Always read 0
621 * 04 0 WIDE/WSCSI Enable wide (16-bits) SCSI transfer.
622 * 03 0 ALTPERD/ALTPD Alternate (Sync./Period) mode.
624 * @@ When this bit is set,
625 * the synchronous period bits 2:0
626 * in the Synchronous Mode register
627 * are used to transfer data
628 * at the Fast-20 rate.
629 * @@ When this bit is reset,
630 * the synchronous period bits 2:0
631 * in the Synchronous Mode Register
632 * are used to transfer data
633 * at the Fast-40 rate.
635 * 02-00 0 PERIOD[2:0]/SXPD[02:00] Synchronous SCSI Transfer Rate.
636 * These 3 bits specify
637 * the Synchronous SCSI Transfer Rate
638 * for Fast-20 and Fast-10.
639 * These bits are also reset
640 * by a SCSI Bus reset.
642 * For Fast-10 bit ALTPD = 0 and LVDS = 0
643 * and 0x00000004,0x00000002,0x00000001 is defined as follows :
645 * 000 100ns, 10.0 Mbytes/s
646 * 001 150ns, 6.6 Mbytes/s
647 * 010 200ns, 5.0 Mbytes/s
648 * 011 250ns, 4.0 Mbytes/s
649 * 100 300ns, 3.3 Mbytes/s
650 * 101 350ns, 2.8 Mbytes/s
651 * 110 400ns, 2.5 Mbytes/s
652 * 111 450ns, 2.2 Mbytes/s
654 * For Fast-20 bit ALTPD = 1 and LVDS = 0
655 * and 0x00000004,0x00000002,0x00000001 is defined as follows :
657 * 000 50ns, 20.0 Mbytes/s
658 * 001 75ns, 13.3 Mbytes/s
659 * 010 100ns, 10.0 Mbytes/s
660 * 011 125ns, 8.0 Mbytes/s
661 * 100 150ns, 6.6 Mbytes/s
662 * 101 175ns, 5.7 Mbytes/s
663 * 110 200ns, 5.0 Mbytes/s
664 * 111 250ns, 4.0 Mbytes/s
666 * For Fast-40 bit ALTPD = 0 and LVDS = 1
667 * and 0x00000004,0x00000002,0x00000001 is defined as follows :
669 * 000 25ns, 40.0 Mbytes/s
670 * 001 50ns, 20.0 Mbytes/s
671 * 010 75ns, 13.3 Mbytes/s
672 * 011 100ns, 10.0 Mbytes/s
673 * 100 125ns, 8.0 Mbytes/s
674 * 101 150ns, 6.6 Mbytes/s
675 * 110 175ns, 5.7 Mbytes/s
676 * 111 200ns, 5.0 Mbytes/s
680 ***************************************
682 #define TRMREG_SCSI_TARGETID 0x86 /* SCSI Target ID (R/W) */
684 ***************************************
686 #define TRMREG_SCSI_IDMSG 0x87 /* SCSI Identify Message (R) */
688 ***************************************
690 #define TRMREG_SCSI_HOSTID 0x87 /* SCSI Host ID (W) */
692 ***************************************
694 #define TRMREG_SCSI_COUNTER 0x88 /* SCSI Transfer Counter 24bits(R/W)*/
696 ***************************************
698 #define TRMREG_SCSI_INTEN 0x8C /* SCSI Interrupt Enable (R/W) */
700 #define EN_SCAM 0x80 /* Enable SCAM selection interrupt*/
701 #define EN_SELECT 0x40 /* Enable selection interrupt */
702 #define EN_SELTIMEOUT 0x20 /* Enable selection timeout interrupt*/
703 #define EN_DISCONNECT 0x10 /* Enable bus disconnected interrupt*/
704 #define EN_RESELECTED 0x08 /* Enable reselected interrupt */
705 #define EN_SCSIRESET 0x04 /* Enable SCSI reset detected interrupt*/
706 #define EN_BUSSERVICE 0x02 /* Enable bus service interrupt */
707 #define EN_CMDDONE 0x01 /* Enable SCSI command done interrupt*/
709 ***************************************
711 #define TRMREG_SCSI_CONFIG0 0x8D /* SCSI Configuration 0 (R/W) */
713 #define PHASELATCH 0x40 /* Enable phase latch */
714 #define INITIATOR 0x20 /* Enable initiator mode */
715 #define PARITYCHECK 0x10 /* Enable parity check */
716 #define BLOCKRST 0x01 /* Disable SCSI reset1 */
718 ***************************************
720 #define TRMREG_SCSI_CONFIG1 0x8E /* SCSI Configuration 1 (R/W) */
722 #define ACTIVE_NEGPLUS 0x10 /* Enhance active negation */
723 #define FILTER_DISABLE 0x08 /* Disable SCSI data filter */
724 #define ACTIVE_NEG 0x02 /* Enable active negation */
725 #define ACTIVE_HISLEW 0x01 /* Enable high slew rate (3/6 ns) */
727 ***************************************
729 #define TRMREG_SCSI_CONFIG2 0x8F /* SCSI Configuration 2 (R/W) */
731 ***************************************
733 #define TRMREG_SCSI_COMMAND 0x90 /* SCSI Command (R/W) */
735 #define SCMD_COMP 0x12 /* Command complete */
736 #define SCMD_SEL_ATN 0x60 /* Selection with ATN */
737 #define SCMD_SEL_ATN3 0x64 /* Selection with ATN3 */
738 #define SCMD_SEL_ATNSTOP 0xB8 /* Selection with ATN and Stop */
739 #define SCMD_FIFO_OUT 0xC0 /* SCSI FIFO transfer out */
740 #define SCMD_DMA_OUT 0xC1 /* SCSI DMA transfer out */
741 #define SCMD_FIFO_IN 0xC2 /* SCSI FIFO transfer in */
742 #define SCMD_DMA_IN 0xC3 /* SCSI DMA transfer in */
743 #define SCMD_MSGACCEPT 0xD8 /* Message accept */
745 * Code Command Description
747 * 02 Enable reselection with FIFO
748 * 40 Select without ATN with FIFO
749 * 60 Select with ATN with FIFO
750 * 64 Select with ATN3 with FIFO
751 * A0 Select with ATN and stop with FIFO
752 * C0 Transfer information out with FIFO
753 * C1 Transfer information out with DMA
754 * C2 Transfer information in with FIFO
755 * C3 Transfer information in with DMA
756 * 12 Initiator command complete with FIFO
757 * 50 Initiator transfer information out sequence without ATN with FIFO
758 * 70 Initiator transfer information out sequence with ATN with FIFO
759 * 74 Initiator transfer information out sequence with ATN3 with FIFO
760 * 52 Initiator transfer information in sequence without ATN with FIFO
761 * 72 Initiator transfer information in sequence with ATN with FIFO
762 * 76 Initiator transfer information in sequence with ATN3 with FIFO
763 * 90 Initiator transfer information out command complete with FIFO
764 * 92 Initiator transfer information in command complete with FIFO
765 * D2 Enable selection
767 * 48 Disconnect command with FIFO
768 * 88 Terminate command with FIFO
769 * C8 Target command complete with FIFO
770 * 18 SCAM Arbitration/ Selection
771 * 5A Enable reselection
772 * 98 Select without ATN with FIFO
773 * B8 Select with ATN with FIFO
774 * D8 Message Accepted
778 ***************************************
780 #define TRMREG_SCSI_TIMEOUT 0x91 /* SCSI Time Out Value (R/W) */
782 ***************************************
784 #define TRMREG_SCSI_FIFO 0x98 /* SCSI FIFO (R/W) */
786 ***************************************
788 #define TRMREG_SCSI_TCR00 0x9C /* SCSI Target Control 0 (R/W) */
790 #define TCR0_DO_WIDE_NEGO 0x80 /* Do wide NEGO */
791 #define TCR0_DO_SYNC_NEGO 0x40 /* Do sync NEGO */
792 #define TCR0_DISCONNECT_EN 0x20 /* Disconnection enable */
793 #define TCR0_OFFSET_MASK 0x1F /* Offset number */
795 ***************************************
797 #define TRMREG_SCSI_TCR01 0x9D /* SCSI Target Control 0 (R/W) */
799 #define TCR0_ENABLE_LVDS 0xF8 /* LVD */
800 #define TCR0_ENABLE_WIDE 0xF9 /* SE */
802 ****************************************
806 ***************************************
808 #define TRMREG_SCSI_TCR1 0x9E /* SCSI Target Control 1 (R/W) */
810 #define MAXTAG_MASK 0x7F00 /* Maximum tags (127) */
811 #define NON_TAG_BUSY 0x0080 /* Non tag command active */
812 #define ACTTAG_MASK 0x007F /* Active tags */
815 * The DMA register offset for TRM_S1040
818 #define TRMREG_DMA_COMMAND 0xA0 /* DMA Command (R/W) */
820 #define XFERDATAIN 0x0103 /* Transfer data in */
821 #define XFERDATAOUT 0x0102 /* Transfer data out */
823 ***************************************
825 #define TRMREG_DMA_FIFOCNT 0xA1 /* DMA FIFO Counter (R) */
827 ***************************************
829 #define TRMREG_DMA_CONTROL 0xA1 /* DMA Control (W) */
831 #define STOPDMAXFER 0x08 /* Stop DMA transfer */
832 #define ABORTXFER 0x04 /* Abort DMA transfer */
833 #define CLRXFIFO 0x02 /* Clear DMA transfer FIFO */
834 #define STARTDMAXFER 0x01 /* Start DMA transfer */
836 ***************************************
838 #define TRMREG_DMA_STATUS 0xA3 /* DMA Interrupt Status (R/W) */
840 #define XFERPENDING 0x80 /* Transfer pending */
841 #define DMAXFERCOMP 0x02 /* Bus Master XFER Complete status */
842 #define SCSICOMP 0x01 /* SCSI complete interrupt */
844 ***************************************
846 #define TRMREG_DMA_INTEN 0xA4 /* DMA Interrupt Enable (R/W)*/
848 #define EN_SCSIINTR 0x01 /* Enable SCSI complete interrupt */
850 ***************************************
852 #define TRMREG_DMA_CONFIG 0xA6 /* DMA Configuration (R/W) */
854 #define DMA_ENHANCE 0x8000 /* Enable DMA enhance feature */
856 ***************************************
858 #define TRMREG_DMA_XCNT 0xA8 /* DMA Transfer Counter (R/W)*/
860 ***************************************
862 #define TRMREG_DMA_CXCNT 0xAC /* DMA Current Transfer Counter (R) */
864 ***************************************
866 #define TRMREG_DMA_XLOWADDR 0xB0 /* DMA Transfer Physical Low Address */
868 ***************************************
870 #define TRMREG_DMA_XHIGHADDR 0xB4 /* DMA Transfer Physical High Address */
874 * The general register offset for TRM_S1040
877 #define TRMREG_GEN_CONTROL 0xD4 /* Global Control */
879 #define EN_EEPROM 0x10 /* Enable EEPROM programming */
880 #define AUTOTERM 0x04 /* Enable Auto SCSI terminator */
881 #define LOW8TERM 0x02 /* Enable Lower 8 bit SCSI terminator */
882 #define UP8TERM 0x01 /* Enable Upper 8 bit SCSI terminator */
884 ***************************************
886 #define TRMREG_GEN_STATUS 0xD5 /* Global Status */
888 #define GTIMEOUT 0x80 /* Global timer reach 0 */
889 #define CON5068 0x10 /* External 50/68 pin connected */
890 #define CON68 0x08 /* Internal 68 pin connected */
891 #define CON50 0x04 /* Internal 50 pin connected */
892 #define WIDESCSI 0x02 /* Wide SCSI card */
894 ***************************************
896 #define TRMREG_GEN_NVRAM 0xD6 /* Serial NON-VOLATILE RAM port */
898 #define NVR_BITOUT 0x08 /* Serial data out */
899 #define NVR_BITIN 0x04 /* Serial data in */
900 #define NVR_CLOCK 0x02 /* Serial clock */
901 #define NVR_SELECT 0x01 /* Serial select */
903 ***************************************
905 #define TRMREG_GEN_EDATA 0xD7 /* Parallel EEPROM data port */
907 ***************************************
909 #define TRMREG_GEN_EADDRESS 0xD8 /* Parallel EEPROM address */
911 ***************************************
913 #define TRMREG_GEN_TIMER 0xDB /* Global timer */
916 * The SEEPROM structure for TRM_S1040
918 typedef struct NVRAM_TARGET_STRUCT
920 u_int8_t NvmTarCfg0; /* Target configuration byte 0 */
921 u_int8_t NvmTarPeriod; /* Target period */
922 u_int8_t NvmTarCfg2; /* Target configuration byte 2 */
923 u_int8_t NvmTarCfg3; /* Target configuration byte 3 */
925 /* NvmTarCfg0: Target configuration byte 0 :..pDCB->DevMode */
926 #define NTC_DO_WIDE_NEGO 0x20 /* Wide negotiate */
927 #define NTC_DO_TAG_QUEUING 0x10 /* Enable SCSI tag queuing */
928 #define NTC_DO_SEND_START 0x08 /* Send start command SPINUP*/
929 #define NTC_DO_DISCONNECT 0x04 /* Enable SCSI disconnect */
930 #define NTC_DO_SYNC_NEGO 0x02 /* Sync negotiation */
931 #define NTC_DO_PARITY_CHK 0x01 /* (it should define at NAC )
932 Parity check enable */
939 typedef struct NVRAM_STRUC {
940 u_int8_t NvramSubVendorID[2]; /*0,1 Sub Vendor ID */
941 u_int8_t NvramSubSysID[2]; /*2,3 Sub System ID*/
942 u_int8_t NvramSubClass; /*4 Sub Class */
943 u_int8_t NvramVendorID[2]; /*5,6 Vendor ID */
944 u_int8_t NvramDeviceID[2]; /*7,8 Device ID */
945 u_int8_t NvramReserved; /*9 Reserved */
946 NVRAMTARGETTYPE NvramTarget[TRM_MAX_TARGETS];/* *10,11,12,13
951 u_int8_t NvramScsiId; /*74 Host Adapter SCSI ID */
952 u_int8_t NvramChannelCfg; /*75 Channel configuration */
953 u_int8_t NvramDelayTime; /*76 Power on delay time */
954 u_int8_t NvramMaxTag; /*77 Maximum tags */
955 u_int8_t NvramReserved0; /*78 */
956 u_int8_t NvramBootTarget; /*79 */
957 u_int8_t NvramBootLun; /*80 */
958 u_int8_t NvramReserved1; /*81 */
959 u_int16_t Reserved[22]; /*82,..125 */
960 u_int16_t NvramCheckSum; /*126,127*/
961 } NVRAMTYPE,*PNVRAMTYPE;
962 /* Nvram Initiater bits definition */
963 #define MORE2_DRV 0x00000001
964 #define GREATER_1G 0x00000002
965 #define RST_SCSI_BUS 0x00000004
966 #define ACTIVE_NEGATION 0x00000008
967 #define NO_SEEK 0x00000010
968 #define LUN_CHECK 0x00000020
970 /* Nvram Adapter NvramChannelCfg bits definition */
971 #define NAC_SCANLUN 0x20 /* Include LUN as BIOS device*/
972 #define NAC_POWERON_SCSI_RESET 0x04 /* Power on reset enable */
973 #define NAC_GREATER_1G 0x02 /* > 1G support enable */
974 #define NAC_GT2DRIVES 0x01 /* Support more than 2 drives*/
976 *#define NAC_DO_PARITY_CHK 0x08 // Parity check enable