11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef _AHA1740_H 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* $Id$ 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Header file for the adaptec 1740 driver for Linux 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * With minor revisions 3/31/93 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Written and (C) 1992,1993 Brad McLean. See aha1740.c 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * for more info 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/types.h> 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SLOTSIZE 0x5c 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* EISA configuration registers & values */ 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID0(base) (base + 0x0) 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID1(base) (base + 0x1) 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID2(base) (base + 0x2) 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID3(base) (base + 0x3) 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define EBCNTRL(base) (base + 0x4) 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PORTADR(base) (base + 0x40) 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BIOSADR(base) (base + 0x41) 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define INTDEF(base) (base + 0x42) 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SCSIDEF(base) (base + 0x43) 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BUSDEF(base) (base + 0x44) 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RESV0(base) (base + 0x45) 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RESV1(base) (base + 0x46) 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RESV2(base) (base + 0x47) 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID_MFG "ADP" 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID_PRD 0 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define HID_REV 2 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define EBCNTRL_VALUE 1 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PORTADDR_ENH 0x80 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* READ */ 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST(base) (base + 0x56) 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT(base) (base + 0x57) 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXIN0(base) (base + 0x58) 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXIN1(base) (base + 0x59) 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXIN2(base) (base + 0x5a) 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXIN3(base) (base + 0x5b) 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT2(base) (base + 0x5c) 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_MASK 0xf0 /* isolate the status */ 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_CCBGOOD 0x10 /* CCB Completed */ 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_CCBRETRY 0x50 /* CCB Completed with a retry */ 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_HARDFAIL 0x70 /* Adapter Hardware Failure */ 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_CMDGOOD 0xa0 /* Immediate command success */ 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_CCBERROR 0xc0 /* CCB Completed with error */ 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_ASNEVENT 0xd0 /* Asynchronous Event Notification */ 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2INTST_CMDERROR 0xe0 /* Immediate command error */ 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT_MBXOUT 4 /* Mailbox Out Empty Bit */ 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT_INTPEND 2 /* Interrupt Pending Bit */ 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT_BUSY 1 /* Busy Bit (attention pending) */ 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2STAT2_READY 0 /* Host Ready Bit */ 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* WRITE (and ReadBack) */ 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXOUT0(base) (base + 0x50) 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXOUT1(base) (base + 0x51) 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXOUT2(base) (base + 0x52) 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MBOXOUT3(base) (base + 0x53) 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ATTN(base) (base + 0x54) 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2CNTRL(base) (base + 0x55) 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ATTN_IMMED 0x10 /* Immediate Command */ 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ATTN_START 0x40 /* Start CCB */ 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ATTN_ABORT 0x50 /* Abort CCB */ 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2CNTRL_HRST 0x80 /* Hard Reset */ 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2CNTRL_IRST 0x40 /* Clear EISA Interrupt */ 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define G2CNTRL_HRDY 0x20 /* Sets HOST ready */ 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* This is used with scatter-gather */ 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct aha1740_chain { 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 dataptr; /* Location of data */ 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 datalen; /* Size of this part of chain */ 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* These belong in scsi.h */ 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define any2scsi(up, p) \ 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[0] = (((unsigned long)(p)) >> 16) ; \ 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[1] = (((unsigned long)(p)) >> 8); \ 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[2] = ((unsigned long)(p)); 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define scsi2int(up) ( (((long)*(up)) << 16) + (((long)(up)[1]) << 8) + ((long)(up)[2]) ) 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define xany2scsi(up, p) \ 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[0] = ((long)(p)) >> 24; \ 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[1] = ((long)(p)) >> 16; \ 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[2] = ((long)(p)) >> 8; \ 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds(up)[3] = ((long)(p)); 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define xscsi2int(up) ( (((long)(up)[0]) << 24) + (((long)(up)[1]) << 16) \ 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds + (((long)(up)[2]) << 8) + ((long)(up)[3]) ) 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MAX_CDB 12 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MAX_SENSE 14 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MAX_STATUS 32 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct ecb { /* Enhanced Control Block 6.1 */ 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 cmdw; /* Command Word */ 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flag Word 1 */ 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 cne:1, /* Control Block Chaining */ 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :6, di:1, /* Disable Interrupt */ 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :2, ses:1, /* Suppress Underrun error */ 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :1, sg:1, /* Scatter/Gather */ 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :1, dsb:1, /* Disable Status Block */ 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ars:1; /* Automatic Request Sense */ 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flag Word 2 */ 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 lun:3, /* Logical Unit */ 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tag:1, /* Tagged Queuing */ 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tt:2, /* Tag Type */ 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds nd:1, /* No Disconnect */ 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :1, dat:1, /* Data transfer - check direction */ 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dir:1, /* Direction of transfer 1 = datain */ 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds st:1, /* Suppress Transfer */ 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds chk:1, /* Calculate Checksum */ 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds :2, rec:1,:1; /* Error Recovery */ 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 nil0; /* nothing */ 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 dataptr; /* Data or Scatter List ptr */ 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 datalen; /* Data or Scatter List len */ 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 statusptr; /* Status Block ptr */ 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 linkptr; /* Chain Address */ 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 nil1; /* nothing */ 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 senseptr; /* Sense Info Pointer */ 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 senselen; /* Sense Length */ 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 cdblen; /* CDB Length */ 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 datacheck; /* Data checksum */ 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 cdb[MAX_CDB]; /* CDB area */ 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Hardware defined portion ends here, rest is driver defined */ 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 sense[MAX_SENSE]; /* Sense area */ 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 status[MAX_STATUS]; /* Status area */ 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Scsi_Cmnd *SCpnt; /* Link to the SCSI Command Block */ 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds void (*done) (Scsi_Cmnd *); /* Completion Function */ 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_NOP 0x00 /* No OP */ 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_INIT 0x01 /* Initiator SCSI Command */ 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_DIAG 0x05 /* Run Diagnostic Command */ 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_SCSI 0x06 /* Initialize SCSI */ 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_SENSE 0x08 /* Read Sense Information */ 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_DOWN 0x09 /* Download Firmware (yeah, I bet!) */ 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_RINQ 0x0a /* Read Host Adapter Inquiry Data */ 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740CMD_TARG 0x10 /* Target SCSI Command */ 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740_ECBS 32 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740_SCATTER 16 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define AHA1740_CMDLUN 1 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 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