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Annotation of Gnu-Mach/i386/i386at/gpl/linux/scsi/in2000.h, revision 1.1

1.1     ! root        1: #ifndef _IN2000_H
        !             2: 
        !             3: /* $Id: in2000.h,v 1.1.1.1 1997/02/25 21:27:50 thomas Exp $
        !             4:  *
        !             5:  * Header file for the Always IN 2000 driver for Linux
        !             6:  *
        !             7:  */
        !             8: 
        !             9: #include <linux/types.h>
        !            10: #include <linux/ioport.h>
        !            11: 
        !            12: /* The IN-2000 is based on a WD33C93 */
        !            13: 
        !            14: #define        INSTAT  (base + 0x0)    /* R: Auxiliary Status; W: register select */
        !            15: #define        INDATA  (base + 0x1)    /* R/W: Data port */
        !            16: #define        INFIFO  (base + 0x2)    /* R/W FIFO, Word access only */
        !            17: #define        INREST  (base + 0x3)    /* W: Reset everything */
        !            18: #define        INFCNT  (base + 0x4)    /* R: FIFO byte count */
        !            19: #define        INFRST  (base + 0x5)    /* W: Reset Fifo count and to write */
        !            20: #define        INFWRT  (base + 0x7)    /* W: Set FIFO to read */
        !            21: #define        INFLED  (base + 0x8)    /* W: Set LED; R: Dip Switch settings */
        !            22: #define        INNLED  (base + 0x9)    /* W: reset LED */
        !            23: #define        INVERS  (base + 0xa)    /* R: Read hw version, end-reset */
        !            24: #define        ININTR  (base + 0xc)    /* W: Interrupt Mask Port */
        !            25: #define G2CNTRL_HRDY   0x20            /* Sets HOST ready */
        !            26: 
        !            27: /* WD33C93 defines */
        !            28: #define        OWNID   0
        !            29: #undef CONTROL
        !            30: #define        CONTROL 1
        !            31: #define        TIMEOUT 2
        !            32: #define        TOTSECT 3
        !            33: #define        TOTHEAD 4
        !            34: #define        TOTCYLH 5
        !            35: #define        TOTCYLL 6
        !            36: #define        LADRSHH 7
        !            37: #define        LADRSHL 8
        !            38: #define        LADRSLH 9
        !            39: #define        LADRSLL 10
        !            40: #define        SECTNUM 11
        !            41: #define        HEADNUM 12
        !            42: #define        CYLNUMH 13
        !            43: #define        CYLNUML 14
        !            44: #define        TARGETU 15
        !            45: #define        CMDPHAS 16
        !            46: #define        SYNCTXR 17
        !            47: #define        TXCNTH  18
        !            48: #define        TXCNTM  19
        !            49: #define TXCNTL 20
        !            50: #define DESTID 21
        !            51: #define        SRCID   22
        !            52: #define        SCSIST  23
        !            53: #define        COMMAND 24
        !            54: #define        WDDATA  25
        !            55: #define        AUXSTAT 31
        !            56: 
        !            57: /* OWNID Register Bits */
        !            58: #define        OWN_EAF 0x08
        !            59: #define        OWN_EHP 0x10
        !            60: #define        OWN_FS0 0x40
        !            61: #define        OWN_FS1 0x80
        !            62: /* AUX Register Bits */
        !            63: #define        AUX_DBR 0
        !            64: #define        AUX_PE  1
        !            65: #define        AUX_CIP 0x10
        !            66: #define        AUX_BSY 0x20
        !            67: #define        AUX_LCI 0x40
        !            68: #define        AUX_INT 0x80
        !            69: 
        !            70: /* Select timeout const, 1 count = 8ms */
        !            71: #define IN2000_TMOUT 0x1f
        !            72: 
        !            73: /* These belong in scsi.h also */
        !            74: #undef any2scsi
        !            75: #define any2scsi(up, p)                                \
        !            76: (up)[0] = (((unsigned long)(p)) >> 16);                \
        !            77: (up)[1] = (((unsigned long)(p)) >> 8);         \
        !            78: (up)[2] = ((unsigned long)(p));
        !            79: 
        !            80: #undef scsi2int
        !            81: #define scsi2int(up) ( ((((long)*(up))&0x1f) << 16) + (((long)(up)[1]) << 8) + ((long)(up)[2]) )
        !            82: 
        !            83: #undef xany2scsi
        !            84: #define xany2scsi(up, p)       \
        !            85: (up)[0] = ((long)(p)) >> 24;   \
        !            86: (up)[1] = ((long)(p)) >> 16;   \
        !            87: (up)[2] = ((long)(p)) >> 8;    \
        !            88: (up)[3] = ((long)(p));
        !            89: 
        !            90: #define xscsi2int(up) ( (((long)(up)[0]) << 24) + (((long)(up)[1]) << 16) \
        !            91:                      + (((long)(up)[2]) <<  8) +  ((long)(up)[3]) )
        !            92: 
        !            93: #define MAX_CDB 12
        !            94: #define MAX_SENSE 14
        !            95: #define MAX_STATUS 32
        !            96: 
        !            97: int in2000_detect(Scsi_Host_Template *);
        !            98: int in2000_command(Scsi_Cmnd *);
        !            99: int in2000_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
        !           100: int in2000_abort(Scsi_Cmnd *);
        !           101: int in2000_reset(Scsi_Cmnd *);
        !           102: int in2000_biosparam(Disk *, kdev_t, int*);
        !           103: 
        !           104: #ifndef NULL
        !           105:        #define NULL 0
        !           106: #endif
        !           107: 
        !           108: 
        !           109: /* next may be "SG_NONE" or "SG_ALL" or nr. of (1k) blocks per R/W Cmd. */
        !           110: #define IN2000_SG SG_ALL
        !           111: #define IN2000 {NULL, NULL,  \
        !           112:                 NULL, NULL, \
        !           113:                "Always IN2000", in2000_detect, NULL,   \
        !           114:                NULL, in2000_command,           \
        !           115:                in2000_queuecommand,            \
        !           116:                in2000_abort,                   \
        !           117:                in2000_reset,                   \
        !           118:                NULL,                           \
        !           119:                in2000_biosparam,               \
        !           120:                1, 7, IN2000_SG, 1, 0, 0}
        !           121: 
        !           122: #endif

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