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1.1 ! root 1: /* ! 2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. ! 3: * ! 4: * @APPLE_LICENSE_HEADER_START@ ! 5: * ! 6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights ! 7: * Reserved. This file contains Original Code and/or Modifications of ! 8: * Original Code as defined in and that are subject to the Apple Public ! 9: * Source License Version 1.1 (the "License"). You may not use this file ! 10: * except in compliance with the License. Please obtain a copy of the ! 11: * License at http://www.apple.com/publicsource and read it before using ! 12: * this file. ! 13: * ! 14: * The Original Code and all software distributed under the License are ! 15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER ! 16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, ! 17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, ! 18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the ! 19: * License for the specific language governing rights and limitations ! 20: * under the License. ! 21: * ! 22: * @APPLE_LICENSE_HEADER_END@ ! 23: */ ! 24: ! 25: /* ! 26: * Copyright (c) 1998 Apple Computer Inc. ! 27: * ! 28: * Symbios8xx Controller. ! 29: * ! 30: */ ! 31: ! 32: /* SymBios 8xx register addressing definitions */ ! 33: ! 34: #define SCNTL0_SIZE 0x01 ! 35: #define SCNTL0 0x00000000 ! 36: #define SCNTL0_INIT 0xCA /* Scsi control 0 */ ! 37: /* ARB1 1 */ ! 38: /* ARB0 1 : Full arbitration */ ! 39: /* START 0 : Start sequence */ ! 40: /* WATN 0 : Select with ATN */ ! 41: /* EPC 1 : enable SCSI bus parity checking */ ! 42: /* RES */ ! 43: /* AAP 1 : Assert ATN on SCSI parity error */ ! 44: /* TRG 0 : Target mode. 720 is Initiator */ ! 45: ! 46: #define SCNTL1_SIZE 0x01 ! 47: #define SCNTL1 0x00000001 ! 48: #define SCNTL1_INIT 0x00 /* Scsi control 1 */ ! 49: /* EXC 0 : Extra clock cycle data setup (Sdtr) */ ! 50: /* ADB 0 : Assert SCSI data bus */ ! 51: /* DHP 0 : Target only Disable halt parity error */ ! 52: /* CON 0 : 820 connected to SCSI bus */ ! 53: /* RST 0 : Assert SCSI RST signal */ ! 54: /* AESP 0 : Force bad parity */ ! 55: /* IARB 0 : Immediate arbitration */ ! 56: /* SST 0 : Start SCSI transfer */ ! 57: ! 58: #define SCNTL1_SCSI_RST 0x08 /* force scsi reset in scntl1 reg */ ! 59: ! 60: #define SCNTL2_SIZE 0x01 ! 61: #define SCNTL2 0x00000002 ! 62: #define SCNTL2_INIT 0x00 /* Scsi control 2 */ ! 63: #define SDU 0x80 /* SDU 0 : SCSI Disconnect Unexpected */ ! 64: #define CHM 0x40 /* CHM 0 : Chained mode */ ! 65: #define SLPMD 0x40 /* SLPMD 0 : SLPAR Mode Bit */ ! 66: #define SLPHBEN 0x40 /* SLPHBEN : SLPAR High Byte Enable */ ! 67: #define WSS 0x08 /* WSS 0 : Wide Scsi Send */ ! 68: #define VUE0 0x40 /* VUE0 : Vendor Uniq Enhancements Bit 0 */ ! 69: #define VUE1 0x40 /* VUE1 : Vendor Uniq Enhancements Bit 1 */ ! 70: #define WSR 0x01 /* WSR 0 : Wide Scsi Receive */ ! 71: ! 72: #define SCNTL3_SIZE 0x01 ! 73: #define SCNTL3 0x00000003 ! 74: #define SCNTL3_INIT 0x03 /* Scsi control 3 for 40Mhz sys clock */ ! 75: #define SCNTL3_INIT_875 0x05 /* Scsi control 3 for 80Mhz sys clock */ ! 76: #define SCNTL3_INIT_875_ULTRA 0x95 /* Scsi control 3 for 80Mhz sys clock */ ! 77: #define SCNTL3_INIT_875_FAST 0x35 /* Scsi control 3 for 80Mhz sys clock */ ! 78: #define SCNTL3_INIT_875_SLOW 0x55 /* Scsi control 3 for 80Mhz sys clock */ ! 79: /* RES */ ! 80: #define SCF 0x70 /* SCF 0 : Sync clock conversion factor 0-2 */ ! 81: #define EWS 0x08 /* EWS 0 : Enable Wide SCSI (wdtr) */ ! 82: #define CCF 0x07 /* CCF 0 : Async clock conversion factor 0-2 */ ! 83: ! 84: #define SCID_SIZE 0x01 ! 85: #define SCID 0x00000004 ! 86: #define SCID_INIT 0x40 /* Scsi chip Id */ ! 87: /* RES */ ! 88: /* RRE 1 : Enable response to reselection */ ! 89: /* SRE 0 : Disable response to selection */ ! 90: /* RES */ ! 91: /* ID3 0 */ ! 92: /* ID2 0 */ ! 93: /* ID1 0 */ ! 94: /* ID0 0 : Encoded 53825 chip SCSI Id */ ! 95: ! 96: #define SXFER_SIZE 0x01 ! 97: #define SXFER 0x00000005 ! 98: #define SXFER_INIT 0x00 /* Scsi Transfer */ ! 99: /* TP2 0 */ ! 100: /* TP1 0 */ ! 101: /* TP0 0 : Scsi sync Transfer Period (4)(Sdtr) */ ! 102: /* RES */ ! 103: /* MO3 0 */ ! 104: /* MO2 0 */ ! 105: /* MO1 0 */ ! 106: /* MO0 0 : Max Scsi Sync ReqAck offset (async) (Sdtr) */ ! 107: ! 108: #define SDID_SIZE 0x01 ! 109: #define SDID 0x00000006 ! 110: #define SDID_INIT 0x00 /* Scsi destination Id */ ! 111: /* RES */ ! 112: /* RES */ ! 113: /* RES */ ! 114: /* RES */ ! 115: /* ID3 0 */ ! 116: /* ID2 0 */ ! 117: /* ID1 0 */ ! 118: /* ID0 0 : Encoded destination Scsi Id */ ! 119: ! 120: #define GPREG_SIZE 0x01 ! 121: #define GPREG 0x00000007 ! 122: #define GPREG_INIT 0x00 /* Read/write general purpose */ ! 123: #define GPIO3 0x08 /* GPIO bit 3 */ ! 124: /* RES */ ! 125: /* RES */ ! 126: /* RES */ ! 127: /* GPO 0 : General purpose output */ ! 128: /* GPI3 0 */ ! 129: /* GPI2 0 */ ! 130: /* GPI1 0 */ ! 131: /* GPI0 0 : General purpose inputs */ ! 132: ! 133: #define SFBR_SIZE 0x01 ! 134: #define SFBR 0x00000008 ! 135: #define SFBR_INIT 0x00 ! 136: /* SCSI First Byte Received */ ! 137: ! 138: #define SOCL_SIZE 0x01 ! 139: #define SOCL 0x00000009 ! 140: #define SOCL_INIT 0x00 ! 141: #define SREQ 0x80 /* REQ 0 : Assert SCSI REQ signal */ ! 142: #define SACK 0x40 /* ACK 0 : ACK */ ! 143: #define SBSY 0x20 /* BSY 0 : BSY */ ! 144: #define SSEL 0x10 /* SEL 0 : SEL */ ! 145: #define SATN 0x08 /* ATN 0 : ATN */ ! 146: #define SMSG 0x04 /* MSG 0 : MSG */ ! 147: #define SC_D 0x02 /* C/D 0 : C/D */ ! 148: #define SI_O 0x01 /* I/O 0 : I/O */ ! 149: ! 150: #define SSID_SIZE 0x01 ! 151: #define SSID 0x0000000A /* Read Only */ ! 152: /* VAL Scsi Valid Bit */ ! 153: /* RES */ ! 154: /* RES */ ! 155: /* RES */ ! 156: /* ID3 */ ! 157: /* ID2 */ ! 158: /* ID1 */ ! 159: /* ID0 Encoded Destination Scsi Id */ ! 160: ! 161: #define SBCL_SIZE 0x01 ! 162: #define SBCL 0x0000000B /* Scsi Bus Control Lines Read only */ ! 163: /* REQ */ ! 164: /* ACK */ ! 165: /* BSY */ ! 166: /* SEL */ ! 167: /* ATN */ ! 168: /* MSG */ ! 169: /* C/D */ ! 170: /* I/O */ ! 171: ! 172: #define DSTAT_SIZE 0x01 ! 173: #define DSTAT 0x0000000C /* DMA status Read only */ ! 174: #define DFE 0x80 /* DSTAT DMA FIFO Empty */ ! 175: #define MDPE 0x40 /* Master Data Parity Error */ ! 176: #define BF 0x20 /* Bus Fault */ ! 177: #define DABRT 0x10 /* Abort occurred */ ! 178: #define SSI 0x08 /* Script Step Interrupt */ ! 179: #define SIR 0x04 /* Script Interrupt Inst Received */ ! 180: #ifdef notdef ! 181: #define WTD 0x02 /* was watchdog timer, now reserved */ ! 182: #endif /* notdef */ ! 183: #define IID 0x01 /* Illegal Instruction Detected */ ! 184: ! 185: #define SSTAT0_SIZE 0x01 ! 186: #define SSTAT0 0x0000000D /* SCSI status zero Read only */ ! 187: #define ILF 0x80 /* ILF SIDL least significant byte full */ ! 188: #define ORF 0x40 /* ORF SODR least significant byte full */ ! 189: #define OLF 0x20 /* OLF SODL least significant byte full */ ! 190: #define AIP 0x10 /* AIP Arbitration in progress */ ! 191: #define LOA 0x08 /* LOA Lost arbitration */ ! 192: #define WOA 0x04 /* WOA Won arbitration */ ! 193: #define RSTB 0x02 /* RST Scsi reset signal */ ! 194: #define SDP0 0x01 /* SDP0 Scsi SDP0 parity signal */ ! 195: ! 196: #define SSTAT1_SIZE 0x01 ! 197: #define SSTAT1 0x0000000E /* SCSI status one Read only */ ! 198: /* FF3-0 Bytes or word in the Scsi FIFO */ ! 199: /* SDP Latched Scsi parity */ ! 200: /* MSG Scsi phase status */ ! 201: /* C/D */ ! 202: /* I/O */ ! 203: ! 204: #define SSTAT2_SIZE 0x01 ! 205: #define SSTAT2 0x0000000F /* Scsi status two Read only */ ! 206: #define ILF1 0x80 /* ILF1 SIDL most significant byte full */ ! 207: #define ORF1 0x40 /* ORF1 SODR " " " " */ ! 208: #define OLF1 0x20 /* OLF1 SODL " " " " */ ! 209: /* RES */ ! 210: #define SPL1 0x08 /* SPL1 Latched Scsi parity for SIDL15-8 */ ! 211: #define FF4 0x04 /* FIFO Flags Bit 4 */ ! 212: #define LDSC 0x02 /* LDSC Last disconnect */ ! 213: #define SDP1 0x01 /* SDP1 Scsi SDP1 Signal */ ! 214: ! 215: #define DSA_SIZE 0x04 ! 216: #define DSA 0x00000010 ! 217: #define DSA_INIT 0x00000000 /* Data structure address */ ! 218: ! 219: #define ISTAT_SIZE 0x01 ! 220: #define ISTAT 0x00000014 ! 221: #define ISTAT_INIT 0x00 /* Interrupt Status */ ! 222: #define ABRT 0x80 /* Abort Operation */ ! 223: #define RST 0x40 /* Software reset */ ! 224: #define SIGP 0x20 /* Signal process */ ! 225: #define SEM 0x10 /* Semaphore */ ! 226: #define ISTAT_CON 0X08 /* Connected to target. */ ! 227: #define INTF 0x04 /* Interrupt on the fly */ ! 228: #define SIP 0x02 /* SCSI Interrupt Pending */ ! 229: #define DIP 0x01 /* DMA Interrupt Pending */ ! 230: ! 231: #define CTEST0_SIZE 0x01 ! 232: #define CTEST0 0x00000018 ! 233: #define CTEST0_INIT 0x00 /* Chip test zero (now general purpose, rph) */ ! 234: ! 235: #define CTEST1_SIZE 0x01 ! 236: #define CTEST1 0x00000019 /* Chip test one Read only */ ! 237: /* FMT3-0 0 : Byte empty in DMA FIFO */ ! 238: /* FFL3-0 0 : Byte full in DMA FIFO */ ! 239: ! 240: #define CTEST2_SIZE 0x01 ! 241: #define CTEST2 0x0000001A /* Chip test two Read only */ ! 242: /* DDIR Data transfer direction (1 : Scsi bus -> host) */ ! 243: /* SIGP Signal process (Clear SIGP ISTAT when read) */ ! 244: /* CIO (read-only, indicates chip configured as I/O space) */ ! 245: /* CM (read-only, indicates configured as memory space) */ ! 246: /* RES */ ! 247: /* TEOP Scsi true end of process */ ! 248: /* DREQ Data request status */ ! 249: /* DACK Data acknowledge status */ ! 250: ! 251: #define CTEST3_SIZE 0x01 ! 252: #define CTEST3 0x0000001B ! 253: #define CTEST3_INIT 0x04 /* Chip test three */ ! 254: #define CTEST3_INIT_A 0x05 /* Chip test three for 'A' part */ ! 255: ! 256: #define VERS 0xf0 /* V3-0 0 : Chip revision level */ ! 257: #define FLF 0x08 /* FLF 0 : Flush DMA Fifo */ ! 258: #define CLF 0x04 /* CLF 1 : Clear DMA FIFO */ ! 259: #define FM 0x02 /* FM 0 : Fetch pin mode */ ! 260: #define WRIE 0x01 /* WRIE 1 : Write and Invalidate Enable, for 825A only!!! */ ! 261: ! 262: #define TEMP_SIZE 0x04 ! 263: #define TEMP 0x0000001C ! 264: #define TEMP_INIT 0x00000000 /* Tempory stack */ ! 265: ! 266: #define DFIFO_SIZE 0x01 ! 267: #define DFIFO 0x00000020 ! 268: #define DFIFO_INIT 0x00 /* DMA FIFO */ ! 269: /* upper bit used for 825 'A' part when using large fifo */ ! 270: /* BO6-0 0: Byte offset counter */ ! 271: ! 272: #define CTEST4_SIZE 0x01 ! 273: #define CTEST4 0x00000021 /* Chip test four */ ! 274: // #define CTEST4_INIT 0x80 /* Chip test four DISABLE BURST!! */ ! 275: #define CTEST4_INIT 0x00 /* Chip test four */ ! 276: /* BDIS 0 : set for Burst Disable, reset allows burst on data moves */ ! 277: /* ZMOD High impedance mode */ ! 278: /* ZSD Scsi high impedance mode */ ! 279: /* SRTM Shadow register test mode */ ! 280: /* NOT for bandit!!!! yes for NEW rev of Dumbarton LATER on, not initial!!! */ ! 281: /* MPEE 0 : Master Parity Error Enable Do we want this set???? rph */ ! 282: /* FBL2-0 Fifo byte control */ ! 283: ! 284: #define CTEST5_SIZE 0x01 ! 285: #define CTEST5 0x00000022 ! 286: #define CTEST5_INIT 0x00 /* Chip test five */ ! 287: #define CTEST5_INIT_A 0x00 /* Chip test five 'A' part, upper burst OFF */ ! 288: #define CTEST5_INIT_A_revB 0x24 /* Chip test five 'A' part, upper burst OFF ! 289: * also Enable 536 byte fifo */ ! 290: #define ADCK 0x80 /* ADCK 0 : Clock address incrementor */ ! 291: #define BBCK 0x40 /* BBCK 0 : Clock byte counter */ ! 292: #define DFS 0x20 /* DFS 0 : fifo size - 0=88 1=536 bytes */ ! 293: #define MASR 0x10 /* MASR 0 : Master control for set reset pulses */ ! 294: #define DDIR 0x08 /* DDIR 0 : DMA direction */ ! 295: #define BL2 0x04 /* BL2 0 : see DMODE bits 6,7 */ ! 296: #define BO89 0x03 /* BO89 0 : upper bits of DFIFO count */ ! 297: ! 298: #define CTEST6_SIZE 0x01 ! 299: #define CTEST6 0x00000023 ! 300: #define CTEST6_INIT 0x00 /* chip test six */ ! 301: /* 7-0 0 : DMA Fifo */ ! 302: ! 303: #define DBC_SIZE 0x04 ! 304: #define DBC 0x00000024 ! 305: #define DBC_INIT 0x000000 /* DMA Byte Counter */ ! 306: ! 307: #define DCMD_SIZE 0x01 ! 308: #define DCMD 0x00000027 ! 309: #define DCMD_INIT 0x00 /* DMA command */ ! 310: ! 311: #define DNAD_SIZE 0x04 ! 312: #define DNAD 0x00000028 ! 313: #define DNAD_INIT 0x00000000 /* DMA Next Data Address */ ! 314: ! 315: #define DSP_SIZE 0x04 ! 316: #define DSP 0x0000002C ! 317: #define DSP_INIT 0x00000000 /* DMA script pointer */ ! 318: ! 319: #define DSPS_SIZE 0x04 ! 320: #define DSPS 0x00000030 ! 321: #define DSPS_INIT 0x00000000 /* DMA SCRIPTS Pointer Save */ ! 322: ! 323: #define SCRATCHA_SIZE 0x04 ! 324: #define SCRATCHA 0x00000034 ! 325: #define SCRATCHA0 0x00000034 ! 326: #define SCRATCHA1 0x00000035 ! 327: #define SCRATCHA2 0x00000036 ! 328: #define SCRATCHA3 0x00000037 ! 329: #define SCRATCHA_INIT 0x04030201 /* general purpose register */ ! 330: ! 331: #define DMODE_SIZE 0x01 ! 332: #define DMODE 0x00000038 ! 333: /* 825 bug!!!!! 8 is max!!!!!!! rph 8-23-94 ! 334: */ ! 335: #define DMODE_INIT 0x82 /* DMA mode 8 burst xfers + instruc fetch */ ! 336: #define DMODE_INIT_A 0x0A /* DMA mode 32 burst xfers + instruc fetch */ ! 337: /* BL1 1 : Burst length, burst size is '8' transfers (4 bytes per) */ ! 338: /* BL0 0 : Burst length */ ! 339: /* SIOM 0 : Source I/O-Memory Enable (Memory space is default) */ ! 340: /* DIOM 0 : Destination I/O-Memory Enable (Memory space is default) */ ! 341: /* ER 1 : Enable Read Line Command, set for 825'A' part */ ! 342: /* ERM 0 : */ ! 343: /* BOF 1 : Burst Op Code Fetch Enable, only for 825!!! rph */ ! 344: /* MAN 0 : Manual start mode (leave 0 for auto-start with DSP write */ ! 345: ! 346: #define DIEN_SIZE 0x01 ! 347: #define DIEN 0x00000039 ! 348: #define DIEN_INIT 0x7D /* No mask on DMA interrupt */ ! 349: /* RES */ ! 350: /* MDPE 1 : Master Data Parity Error */ ! 351: /* BF 1 : Bus fault */ ! 352: /* ABRT 1 : Aborted */ ! 353: /* SSI 1 : Script step interrupt */ ! 354: /* SIR 1 : Script interrupt instruction received */ ! 355: /* RES */ ! 356: /* IID 1 : Illegal instruction detected */ ! 357: ! 358: #define DWT_SIZE 0x01 ! 359: #define DWT 0x0000003A ! 360: #define DWT_INIT 0xD0 /* DMA watchdog timer to 0xD0*32*BCLK ns*/ ! 361: ! 362: #define DCNTL_SIZE 0x01 ! 363: #define DCNTL 0x0000003B ! 364: #define DCNTL_INIT 0x01 /* DMA Control register */ ! 365: #define DCNTL_INIT_A 0xA1 /* DMA Control register, 'A' part */ ! 366: /* CLE 7: Cache Line Size Enable for 'A' part */ ! 367: /* PFF 6: pre-fetch flush bit for 'A' part */ ! 368: /* PFEN 5: pre-fetch Enable bit for 'A' part */ ! 369: /* RES */ ! 370: /* RES */ ! 371: #define SSM 0x10 /* 0 : Single step mode */ ! 372: /* IRQM 0 : HW driver type for IRQ pin, default is open drain, ask HW rph*/ ! 373: #define STD 0x04 /* 0 : start DMA operation */ ! 374: /* IRQ 1: IRQ disable for 'A' part */ ! 375: /* COM 1 : No Compatibility 700 */ ! 376: ! 377: #define ADDER_SIZE 0x04 ! 378: #define ADDER 0x0000003C /* Adder sum output Read only */ ! 379: ! 380: #define SIEN_SIZE 0x02 ! 381: #define SIEN 0x00000040 ! 382: #define SIEN_INIT_RST_OFF 0x048D /* SCSI Interrupt enable SIEN0-1 rph */ ! 383: #define SIEN_INIT 0x048F /* SCSI Interrupt enable SIEN0-1 rph */ ! 384: /* SIEN0 */ ! 385: /* M/A 1 : Scsi phase mismatch */ ! 386: /* CMP 0 : Function complete */ ! 387: /* SEL 0 : Selected */ ! 388: /* RSL 0 : Reselected */ ! 389: /* SGE 1 : Scsi Gross error */ ! 390: /* UDC 1 : Unexpected disconnect */ ! 391: /* RST 1 : Scsi Reset condition */ ! 392: /* PAR 1 : Scsi Parity error */ ! 393: ! 394: /* RES */ ! 395: /* RES */ ! 396: /* RES */ ! 397: /* RES */ ! 398: /* RES */ ! 399: /* STO 1 : (Re)Selection timeout */ ! 400: /* GEM 0 : General purpose timeout*/ ! 401: /* HTH 0 : Handshake timeout */ ! 402: ! 403: #define SIST_SIZE 0x02 ! 404: #define SIST 0x00000042 /* Scsi interrupt status Read only */ ! 405: /* idem SIEN reg */ ! 406: #define STO 0x0400 ! 407: #define GEN 0x0200 ! 408: #define HTH 0x0100 ! 409: ! 410: #define MA 0x0080 ! 411: #define CMP 0x0040 ! 412: #define SEL 0x0020 ! 413: #define RSL 0x0010 ! 414: #define SGE 0x0008 ! 415: #define UDC 0x0004 ! 416: #define RSTI 0x0002 ! 417: #define PAR 0x0001 ! 418: ! 419: #define SLPAR_SIZE 0x01 ! 420: #define SLPAR 0x00000044 ! 421: #define SLPAR_INIT 0x00 /* SCSI longitudinal parity */ ! 422: ! 423: #define SWIDE_SIZE 0x01 ! 424: #define SWIDE 0x00000045 /* Scsi wide residue data Read only */ ! 425: ! 426: #define MACNTL_SIZE 0x01 ! 427: #define MACNTL 0x00000046 ! 428: #define MACNTL_INIT 0x00 /* memory access control */ ! 429: /* TYP3-0 : Chip Type (read-only) */ ! 430: /* DataWr 0 : Data write Far memory */ ! 431: /* DataRd 0 : Data read far memory */ ! 432: /* Pointer to script fetch 0 : far memory */ ! 433: /* Script fetch 0 : far memory */ ! 434: ! 435: #define GPCNTL_SIZE 0x01 ! 436: #define GPCNTL 0x00000047 ! 437: #define GPCNTL_INIT 0x0F /* General purpose control Cf appendum ?? */ ! 438: // #define GPCNTL_INIT 0xCF /* General purpose control Cf appendum ?? */ ! 439: /* ME : 0 Master Enable */ ! 440: /* FE : 0 Fetch Enable */ ! 441: /* RES */ ! 442: /* GPI/O_en4 : 0 GPREG input or output */ ! 443: /* GPI/O_en3 : 1 */ ! 444: /* GPI/O_en2 : 1 */ ! 445: /* GPI/O_en1 : 1 */ ! 446: /* GPI/O_en0 : 1 */ ! 447: ! 448: #define STIME0_SIZE 0x01 ! 449: #define STIME0 0x00000048 ! 450: #define STIME0_INIT 0x0C /* Scsi timer register 0 */ ! 451: /* HTH3 */ ! 452: /* HTH2 */ ! 453: /* HTH1 0 */ ! 454: /* HTH0 0 : Handshake timer period (disabled) */ ! 455: /* SEL3 1 */ ! 456: /* SEL2 1 */ ! 457: /* SEL1 0 */ ! 458: /* SEL0 0 : Selection timeout period (204.8ms) */ ! 459: ! 460: #define STIME1_SIZE 0x01 ! 461: #define STIME1 0x00000049 ! 462: #define STIME1_INIT 0x00 /* Scsi timer register one */ ! 463: /* RES */ ! 464: /* RES */ ! 465: /* RES */ ! 466: /* RES */ ! 467: /* GEN3 0 */ ! 468: /* GEN2 0 */ ! 469: /* GEN1 0 */ ! 470: /* GEN0 0 : General purpose timer period (disabled) */ ! 471: ! 472: #define RESPID0_SIZE 0x01 ! 473: #define RESPID0 0x0000004A ! 474: #define RESPID0_INIT 0x00 /* Response Id zero */ ! 475: /* ID7 - ID0 */ ! 476: ! 477: #define RESPID1_SIZE 0x01 ! 478: #define RESPID1 0x0000004B ! 479: #define RESPID1_INIT 0x00 /* Response ID one */ ! 480: /* ID15 - ID8 */ ! 481: ! 482: #define STEST0_SIZE 0x01 ! 483: #define STEST0 0x0000004C /* Scsi test register zero Read only */ ! 484: /* RES */ ! 485: /* RES */ ! 486: /* RES */ ! 487: /* RES */ ! 488: /* SLT Selection response Logic test */ ! 489: /* ART Arbitration priority encoder test */ ! 490: /* SOZ Scsi synchronous offset zero */ ! 491: /* SOM Scsi synchronous offset maximum */ ! 492: ! 493: #define STEST1_SIZE 0x01 ! 494: #define STEST1 0x0000004D /* Scsi test register one Read/Write */ ! 495: #define STEST1_INIT 0x00 ! 496: #define SCLK 0x80 /* SCLK 0 : 1 = Use PCI Clock 0 = Use SCLK input */ ! 497: #define SISIO 0x40 /* SISIO 0 : SCSI Isolation Mode */ ! 498: /* 0 : */ ! 499: /* 0 : */ ! 500: #define DBLEN 0x08 /* DBLEN 0 : SCLK Doubler Enable */ ! 501: #define DBLSEL 0x04 /* DBLSEL 0 : SCLK Doubler Select */ ! 502: /* 0 : */ ! 503: /* 0 : */ ! 504: ! 505: #define STEST2_SIZE 0x01 ! 506: #define STEST2 0x0000004E ! 507: #define STEST2_INIT 0x00 /* Scsi Test register two */ ! 508: #define STEST2_DIFF_INIT 0x20 /* Scsi Test register two */ ! 509: #define SCE 0x80 /* SCE 0 : Scsi control enable */ ! 510: #define ROF 0x40 /* ROF 0 : Reset Scsi offset */ ! 511: #define DIF 0x20 /* DIF 0/1 : SCSI differential mode, set if we detect differential card */ ! 512: #define SLB 0x10 /* SLB 0 : Scsi loopback mode */ ! 513: #define SZM 0x08 /* SZM 0 : SCSI high impedance mode */ ! 514: #define AWS 0x04 /* AWS 0 : Always wide SCSI */ ! 515: #define EXT 0x02 /* EXT 0 : Extend REQ/ACK filtering NEVER want SET for 'fast'!!! */ ! 516: #define LOW 0x01 /* LOW 0 : Scsi low level mode */ ! 517: ! 518: #define STEST3_SIZE 0x01 ! 519: #define STEST3 0x0000004F ! 520: #define STEST3_INIT 0x92 /* Scsi test register 3 */ ! 521: #define EAN 0x80 /* EAN 1 : Enable active negation */ ! 522: #define STR 0x40 /* STR 0 : Scsi FIFO test read */ ! 523: #define HSC 0x20 /* HSC 0 : Halt Scsi Clock */ ! 524: #define DSI 0x10 /* DSI 1 : Disable single initiator response */ ! 525: /* RES */ ! 526: #define TTM 0x04 /* TTM 0 : Timer test mode */ ! 527: #define CSF 0x02 /* CSF 1 : Clear SCSI FIFO */ ! 528: #define STW 0x01 /* STW 0 : SCSI FIFO test write */ ! 529: ! 530: #define SSIDL_SIZE 0x02 ! 531: #define SSIDL 0x00000050 /* SCSI input data latch Read only */ ! 532: ! 533: #define SODL_SIZE 0x02 ! 534: #define SODL 0x00000054 ! 535: #define SODL_INIT 0x0000 /* SCSI Output Data Latch */ ! 536: ! 537: #define SBDL_SIZE 0x02 ! 538: #define SBDL 0x00000058 /* SCSI bus data line Read only */ ! 539: ! 540: #define SCRATCHB_SIZE 0x04 ! 541: #define SCRATCHB 0x0000005C ! 542: #define SCRATCHB0 0x0000005C ! 543: #define SCRATCHB1 0x0000005D ! 544: #define SCRATCHB2 0x0000005E ! 545: #define SCRATCHB3 0x0000005F ! 546: #define SCRATCHB_INIT 0x00000000 /* general purpose register */ ! 547: ! 548: /* ************************* */ ! 549: ! 550: /* Miscellaneous defines */ ! 551: #define CLK_40MHz 40 ! 552: #define CLK_80MHz 80 ! 553: #define kResetRecoveryTimeMS 5000
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