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1275 |
phoenix |
#ifndef _SIM710_H
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#define _SIM710_H
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/*
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* sim710.h - Copyright (C) 1999 Richard Hirst
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*/
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#include <linux/types.h>
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int sim710_detect(Scsi_Host_Template *);
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int sim710_command(Scsi_Cmnd *);
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int sim710_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
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int sim710_abort(Scsi_Cmnd * SCpnt);
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int sim710_bus_reset(Scsi_Cmnd * SCpnt);
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int sim710_dev_reset(Scsi_Cmnd * SCpnt);
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int sim710_host_reset(Scsi_Cmnd * SCpnt);
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#ifdef MODULE
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int sim710_release(struct Scsi_Host *);
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#else
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#define sim710_release NULL
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#endif
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#include <scsi/scsicam.h>
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#define SIM710_SCSI { proc_name: "sim710", \
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name: "53c710", \
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detect: sim710_detect, \
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release: sim710_release, \
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queuecommand: sim710_queuecommand, \
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eh_abort_handler: sim710_abort, \
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eh_device_reset_handler: sim710_dev_reset, \
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eh_bus_reset_handler: sim710_bus_reset, \
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eh_host_reset_handler: sim710_host_reset, \
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bios_param: scsicam_bios_param, \
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can_queue: 8, \
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this_id: 7, \
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sg_tablesize: 128, \
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cmd_per_lun: 1, \
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use_clustering: DISABLE_CLUSTERING, \
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use_new_eh_code: 1}
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#ifndef HOSTS_C
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#ifdef __BIG_ENDIAN
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#define bE 3 /* 0 for little endian, 3 for big endian */
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#else
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#define bE 0
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#endif
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/* SCSI control 0 rw, default = 0xc0 */
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#define SCNTL0_REG (0x00^bE)
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#define SCNTL0_ARB1 0x80 /* 0 0 = simple arbitration */
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#define SCNTL0_ARB2 0x40 /* 1 1 = full arbitration */
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#define SCNTL0_STRT 0x20 /* Start Sequence */
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#define SCNTL0_WATN 0x10 /* Select with ATN */
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#define SCNTL0_EPC 0x08 /* Enable parity checking */
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/* Bit 2 is reserved on 800 series chips */
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#define SCNTL0_EPG_700 0x04 /* Enable parity generation */
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#define SCNTL0_AAP 0x02 /* ATN/ on parity error */
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#define SCNTL0_TRG 0x01 /* Target mode */
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/* SCSI control 1 rw, default = 0x00 */
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#define SCNTL1_REG (0x01^bE)
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#define SCNTL1_EXC 0x80 /* Extra Clock Cycle of Data setup */
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#define SCNTL1_ADB 0x40 /* contents of SODL on bus */
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#define SCNTL1_ESR_700 0x20 /* Enable SIOP response to selection
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and reselection */
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#define SCNTL1_CON 0x10 /* Connected */
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#define SCNTL1_RST 0x08 /* SCSI RST/ */
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#define SCNTL1_AESP 0x04 /* Force bad parity */
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#define SCNTL1_SND_700 0x02 /* Start SCSI send */
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#define SCNTL1_IARB_800 0x02 /* Immediate Arbitration, start
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arbitration immediately after
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busfree is detected */
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#define SCNTL1_RCV_700 0x01 /* Start SCSI receive */
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#define SCNTL1_SST_800 0x01 /* Start SCSI transfer */
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/* SCSI control 2 rw, */
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#define SCNTL2_REG_800 (0x02^bE)
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#define SCNTL2_800_SDU 0x80 /* SCSI disconnect unexpected */
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/* SCSI control 3 rw */
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#define SCNTL3_REG_800 (0x03^bE)
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#define SCNTL3_800_SCF_SHIFT 4
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#define SCNTL3_800_SCF_MASK 0x70
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#define SCNTL3_800_SCF2 0x40 /* Synchronous divisor */
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#define SCNTL3_800_SCF1 0x20 /* 0x00 = SCLK/3 */
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#define SCNTL3_800_SCF0 0x10 /* 0x10 = SCLK/1 */
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/* 0x20 = SCLK/1.5
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0x30 = SCLK/2
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0x40 = SCLK/3 */
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#define SCNTL3_800_CCF_SHIFT 0
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#define SCNTL3_800_CCF_MASK 0x07
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#define SCNTL3_800_CCF2 0x04 /* 0x00 50.01 to 66 */
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#define SCNTL3_800_CCF1 0x02 /* 0x01 16.67 to 25 */
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#define SCNTL3_800_CCF0 0x01 /* 0x02 25.01 - 37.5
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0x03 37.51 - 50
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0x04 50.01 - 66 */
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/*
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* SCSI destination ID rw - the appropriate bit is set for the selected
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* target ID. This is written by the SCSI SCRIPTS processor.
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* default = 0x00
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*/
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#define SDID_REG_700 (0x02^bE)
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#define SDID_REG_800 (0x06^bE)
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#define GP_REG_800 (0x07^bE) /* General purpose IO */
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#define GP_800_IO1 0x02
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#define GP_800_IO2 0x01
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/* SCSI interrupt enable rw, default = 0x00 */
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#define SIEN_REG_700 (0x03^bE)
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#define SIEN0_REG_800 (0x40^bE)
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#define SIEN_MA 0x80 /* Phase mismatch (ini) or ATN (tgt) */
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#define SIEN_FC 0x40 /* Function complete */
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#define SIEN_700_STO 0x20 /* Selection or reselection timeout */
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#define SIEN_800_SEL 0x20 /* Selected */
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#define SIEN_700_SEL 0x10 /* Selected or reselected */
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#define SIEN_800_RESEL 0x10 /* Reselected */
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#define SIEN_SGE 0x08 /* SCSI gross error */
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#define SIEN_UDC 0x04 /* Unexpected disconnect */
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#define SIEN_RST 0x02 /* SCSI RST/ received */
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#define SIEN_PAR 0x01 /* Parity error */
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/*
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* SCSI chip ID rw
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* NCR53c700 :
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* When arbitrating, the highest bit is used, when reselection or selection
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* occurs, the chip responds to all IDs for which a bit is set.
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* default = 0x00
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*/
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#define SCID_REG (0x04^bE)
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/* Bit 7 is reserved on 800 series chips */
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#define SCID_800_RRE 0x40 /* Enable response to reselection */
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#define SCID_800_SRE 0x20 /* Enable response to selection */
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/* Bits four and three are reserved on 800 series chips */
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#define SCID_800_ENC_MASK 0x07 /* Encoded SCSI ID */
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/* SCSI transfer rw, default = 0x00 */
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#define SXFER_REG (0x05^bE)
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#define SXFER_DHP 0x80 /* Disable halt on parity */
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#define SXFER_TP2 0x40 /* Transfer period msb */
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#define SXFER_TP1 0x20
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#define SXFER_TP0 0x10 /* lsb */
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#define SXFER_TP_MASK 0x70
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/* FIXME : SXFER_TP_SHIFT == 5 is right for '8xx chips */
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#define SXFER_TP_SHIFT 5
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#define SXFER_TP_4 0x00 /* Divisors */
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#define SXFER_TP_5 0x10<<1
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#define SXFER_TP_6 0x20<<1
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#define SXFER_TP_7 0x30<<1
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#define SXFER_TP_8 0x40<<1
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#define SXFER_TP_9 0x50<<1
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#define SXFER_TP_10 0x60<<1
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#define SXFER_TP_11 0x70<<1
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#define SXFER_MO3 0x08 /* Max offset msb */
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#define SXFER_MO2 0x04
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#define SXFER_MO1 0x02
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#define SXFER_MO0 0x01 /* lsb */
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#define SXFER_MO_MASK 0x0f
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#define SXFER_MO_SHIFT 0
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/*
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* SCSI output data latch rw
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* The contents of this register are driven onto the SCSI bus when
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* the Assert Data Bus bit of the SCNTL1 register is set and
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* the CD, IO, and MSG bits of the SOCL register match the SCSI phase
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*/
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#define SODL_REG_700 (0x06^bE)
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#define SODL_REG_800 (0x54^bE)
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/*
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* SCSI output control latch rw, default = 0
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* Note that when the chip is being manually programmed as an initiator,
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* the MSG, CD, and IO bits must be set correctly for the phase the target
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* is driving the bus in. Otherwise no data transfer will occur due to
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* phase mismatch.
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*/
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#define SOCL_REG (0x07^bE)
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#define SOCL_REQ 0x80 /* REQ */
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#define SOCL_ACK 0x40 /* ACK */
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#define SOCL_BSY 0x20 /* BSY */
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#define SOCL_SEL 0x10 /* SEL */
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#define SOCL_ATN 0x08 /* ATN */
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#define SOCL_MSG 0x04 /* MSG */
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#define SOCL_CD 0x02 /* C/D */
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#define SOCL_IO 0x01 /* I/O */
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/*
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* SCSI first byte received latch ro
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* This register contains the first byte received during a block MOVE
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* SCSI SCRIPTS instruction, including
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*
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* Initiator mode Target mode
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* Message in Command
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* Status Message out
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* Data in Data out
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*
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* It also contains the selecting or reselecting device's ID and our
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* ID.
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*
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* Note that this is the register the various IF conditionals can
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* operate on.
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*/
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#define SFBR_REG (0x08^bE)
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/*
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* SCSI input data latch ro
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* In initiator mode, data is latched into this register on the rising
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* edge of REQ/. In target mode, data is latched on the rising edge of
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* ACK/
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*/
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#define SIDL_REG_700 (0x09^bE)
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#define SIDL_REG_800 (0x50^bE)
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/*
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* SCSI bus data lines ro
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* This register reflects the instantaneous status of the SCSI data
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* lines. Note that SCNTL0 must be set to disable parity checking,
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* otherwise reading this register will latch new parity.
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*/
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#define SBDL_REG_700 (0x0a^bE)
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#define SBDL_REG_800 (0x58^bE)
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#define SSID_REG_800 (0x0a^bE)
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#define SSID_800_VAL 0x80 /* Exactly two bits asserted at sel */
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#define SSID_800_ENCID_MASK 0x07 /* Device which performed operation */
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/*
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* SCSI bus control lines rw,
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* instantaneous readout of control lines
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*/
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#define SBCL_REG (0x0b^bE)
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#define SBCL_REQ 0x80 /* REQ ro */
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#define SBCL_ACK 0x40 /* ACK ro */
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#define SBCL_BSY 0x20 /* BSY ro */
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#define SBCL_SEL 0x10 /* SEL ro */
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#define SBCL_ATN 0x08 /* ATN ro */
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#define SBCL_MSG 0x04 /* MSG ro */
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#define SBCL_CD 0x02 /* C/D ro */
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#define SBCL_IO 0x01 /* I/O ro */
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#define SBCL_PHASE_CMDOUT SBCL_CD
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#define SBCL_PHASE_DATAIN SBCL_IO
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#define SBCL_PHASE_DATAOUT 0
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#define SBCL_PHASE_MSGIN (SBCL_CD|SBCL_IO|SBCL_MSG)
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#define SBCL_PHASE_MSGOUT (SBCL_CD|SBCL_MSG)
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#define SBCL_PHASE_STATIN (SBCL_CD|SBCL_IO)
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#define SBCL_PHASE_MASK (SBCL_CD|SBCL_IO|SBCL_MSG)
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/*
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* Synchronous SCSI Clock Control bits
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262 |
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* 0 - set by DCNTL
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* 1 - SCLK / 1.0
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* 2 - SCLK / 1.5
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* 3 - SCLK / 2.0
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*/
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#define SBCL_SSCF1 0x02 /* wo, -66 only */
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#define SBCL_SSCF0 0x01 /* wo, -66 only */
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#define SBCL_SSCF_MASK 0x03
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270 |
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/*
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272 |
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* XXX note : when reading the DSTAT and STAT registers to clear interrupts,
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273 |
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* insure that 10 clocks elapse between the two
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274 |
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*/
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275 |
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/* DMA status ro */
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276 |
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#define DSTAT_REG (0x0c^bE)
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#define DSTAT_DFE 0x80 /* DMA FIFO empty */
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#define DSTAT_800_MDPE 0x40 /* Master Data Parity Error */
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279 |
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#define DSTAT_BF 0x20 /* Bus Fault */
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280 |
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#define DSTAT_ABRT 0x10 /* Aborted - set on error */
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281 |
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#define DSTAT_SSI 0x08 /* SCRIPTS single step interrupt */
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282 |
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#define DSTAT_SIR 0x04 /* SCRIPTS interrupt received -
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283 |
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set when INT instruction is
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284 |
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executed */
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285 |
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#define DSTAT_WTD 0x02 /* Watchdog timeout detected */
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#define DSTAT_OPC 0x01 /* Illegal instruction */
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#define DSTAT_IID 0x01 /* Same thing, different name */
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289 |
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290 |
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#define SSTAT0_REG (0x0d^bE) /* SCSI status 0 ro */
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291 |
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#define SIST0_REG_800 (0x42^bE) /* SCSI status 0 ro */
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292 |
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#define SSTAT0_MA 0x80 /* ini : phase mismatch,
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293 |
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* tgt : ATN/ asserted
|
294 |
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*/
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295 |
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#define SSTAT0_CMP 0x40 /* function complete */
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296 |
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#define SSTAT0_700_STO 0x20 /* Selection or reselection timeout */
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297 |
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#define SSTAT0_800_SEL 0x20 /* Selected */
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298 |
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#define SSTAT0_700_SEL 0x10 /* Selected or reselected */
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299 |
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#define SIST0_800_RSL 0x10 /* Reselected */
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300 |
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#define SSTAT0_SGE 0x08 /* SCSI gross error */
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301 |
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#define SSTAT0_UDC 0x04 /* Unexpected disconnect */
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302 |
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#define SSTAT0_RST 0x02 /* SCSI RST/ received */
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303 |
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#define SSTAT0_PAR 0x01 /* Parity error */
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304 |
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305 |
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#define SSTAT1_REG (0x0e^bE) /* SCSI status 1 ro */
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306 |
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#define SSTAT1_ILF 0x80 /* SIDL full */
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307 |
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#define SSTAT1_ORF 0x40 /* SODR full */
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308 |
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#define SSTAT1_OLF 0x20 /* SODL full */
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309 |
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#define SSTAT1_AIP 0x10 /* Arbitration in progress */
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310 |
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#define SSTAT1_LOA 0x08 /* Lost arbitration */
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311 |
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#define SSTAT1_WOA 0x04 /* Won arbitration */
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312 |
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#define SSTAT1_RST 0x02 /* Instant readout of RST/ */
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313 |
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#define SSTAT1_SDP 0x01 /* Instant readout of SDP/ */
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314 |
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315 |
|
|
#define SSTAT2_REG (0x0f^bE) /* SCSI status 2 ro */
|
316 |
|
|
#define SSTAT2_FF3 0x80 /* number of bytes in synchronous */
|
317 |
|
|
#define SSTAT2_FF2 0x40 /* data FIFO */
|
318 |
|
|
#define SSTAT2_FF1 0x20
|
319 |
|
|
#define SSTAT2_FF0 0x10
|
320 |
|
|
#define SSTAT2_FF_MASK 0xf0
|
321 |
|
|
#define SSTAT2_FF_SHIFT 4
|
322 |
|
|
|
323 |
|
|
/*
|
324 |
|
|
* Latched signals, latched on the leading edge of REQ/ for initiators,
|
325 |
|
|
* ACK/ for targets.
|
326 |
|
|
*/
|
327 |
|
|
#define SSTAT2_SDP 0x08 /* SDP */
|
328 |
|
|
#define SSTAT2_MSG 0x04 /* MSG */
|
329 |
|
|
#define SSTAT2_CD 0x02 /* C/D */
|
330 |
|
|
#define SSTAT2_IO 0x01 /* I/O */
|
331 |
|
|
#define SSTAT2_PHASE_CMDOUT SSTAT2_CD
|
332 |
|
|
#define SSTAT2_PHASE_DATAIN SSTAT2_IO
|
333 |
|
|
#define SSTAT2_PHASE_DATAOUT 0
|
334 |
|
|
#define SSTAT2_PHASE_MSGIN (SSTAT2_CD|SSTAT2_IO|SSTAT2_MSG)
|
335 |
|
|
#define SSTAT2_PHASE_MSGOUT (SSTAT2_CD|SSTAT2_MSG)
|
336 |
|
|
#define SSTAT2_PHASE_STATIN (SSTAT2_CD|SSTAT2_IO)
|
337 |
|
|
#define SSTAT2_PHASE_MASK (SSTAT2_CD|SSTAT2_IO|SSTAT2_MSG)
|
338 |
|
|
|
339 |
|
|
|
340 |
|
|
#define DSA_REG 0x10 /* DATA structure address */
|
341 |
|
|
|
342 |
|
|
#define CTEST0_REG_700 (0x14^bE) /* Chip test 0 ro */
|
343 |
|
|
#define CTEST0_REG_800 (0x18^bE) /* Chip test 0 ro */
|
344 |
|
|
/* 0x80 - 0x04 are reserved */
|
345 |
|
|
#define CTEST0_700_RTRG 0x02 /* Real target mode */
|
346 |
|
|
#define CTEST0_700_DDIR 0x01 /* Data direction, 1 =
|
347 |
|
|
* SCSI bus to host, 0 =
|
348 |
|
|
* host to SCSI.
|
349 |
|
|
*/
|
350 |
|
|
|
351 |
|
|
#define CTEST1_REG_700 (0x15^bE) /* Chip test 1 ro */
|
352 |
|
|
#define CTEST1_REG_800 (0x19^bE) /* Chip test 1 ro */
|
353 |
|
|
#define CTEST1_FMT3 0x80 /* Identify which byte lanes are empty */
|
354 |
|
|
#define CTEST1_FMT2 0x40 /* in the DMA FIFO */
|
355 |
|
|
#define CTEST1_FMT1 0x20
|
356 |
|
|
#define CTEST1_FMT0 0x10
|
357 |
|
|
|
358 |
|
|
#define CTEST1_FFL3 0x08 /* Identify which bytes lanes are full */
|
359 |
|
|
#define CTEST1_FFL2 0x04 /* in the DMA FIFO */
|
360 |
|
|
#define CTEST1_FFL1 0x02
|
361 |
|
|
#define CTEST1_FFL0 0x01
|
362 |
|
|
|
363 |
|
|
#define CTEST2_REG_700 (0x16^bE) /* Chip test 2 ro */
|
364 |
|
|
#define CTEST2_REG_800 (0x1a^bE) /* Chip test 2 ro */
|
365 |
|
|
|
366 |
|
|
#define CTEST2_800_DDIR 0x80 /* 1 = SCSI->host */
|
367 |
|
|
#define CTEST2_800_SIGP 0x40 /* A copy of SIGP in ISTAT.
|
368 |
|
|
Reading this register clears */
|
369 |
|
|
#define CTEST2_800_CIO 0x20 /* Configured as IO */.
|
370 |
|
|
#define CTEST2_800_CM 0x10 /* Configured as memory */
|
371 |
|
|
|
372 |
|
|
/* 0x80 - 0x40 are reserved on 700 series chips */
|
373 |
|
|
#define CTEST2_700_SOFF 0x20 /* SCSI Offset Compare,
|
374 |
|
|
* As an initiator, this bit is
|
375 |
|
|
* one when the synchronous offset
|
376 |
|
|
* is zero, as a target this bit
|
377 |
|
|
* is one when the synchronous
|
378 |
|
|
* offset is at the maximum
|
379 |
|
|
* defined in SXFER
|
380 |
|
|
*/
|
381 |
|
|
#define CTEST2_700_SFP 0x10 /* SCSI FIFO parity bit,
|
382 |
|
|
* reading CTEST3 unloads a byte
|
383 |
|
|
* from the FIFO and sets this
|
384 |
|
|
*/
|
385 |
|
|
#define CTEST2_700_DFP 0x08 /* DMA FIFO parity bit,
|
386 |
|
|
* reading CTEST6 unloads a byte
|
387 |
|
|
* from the FIFO and sets this
|
388 |
|
|
*/
|
389 |
|
|
#define CTEST2_TEOP 0x04 /* SCSI true end of process,
|
390 |
|
|
* indicates a totally finished
|
391 |
|
|
* transfer
|
392 |
|
|
*/
|
393 |
|
|
#define CTEST2_DREQ 0x02 /* Data request signal */
|
394 |
|
|
/* 0x01 is reserved on 700 series chips */
|
395 |
|
|
#define CTEST2_800_DACK 0x01
|
396 |
|
|
|
397 |
|
|
/*
|
398 |
|
|
* Chip test 3 ro
|
399 |
|
|
* Unloads the bottom byte of the eight deep SCSI synchronous FIFO,
|
400 |
|
|
* check SSTAT2 FIFO full bits to determine size. Note that a GROSS
|
401 |
|
|
* error results if a read is attempted on this register. Also note
|
402 |
|
|
* that 16 and 32 bit reads of this register will cause corruption.
|
403 |
|
|
*/
|
404 |
|
|
#define CTEST3_REG_700 (0x17^bE)
|
405 |
|
|
/* Chip test 3 rw */
|
406 |
|
|
#define CTEST3_REG_800 (0x1b^bE)
|
407 |
|
|
#define CTEST3_800_V3 0x80 /* Chip revision */
|
408 |
|
|
#define CTEST3_800_V2 0x40
|
409 |
|
|
#define CTEST3_800_V1 0x20
|
410 |
|
|
#define CTEST3_800_V0 0x10
|
411 |
|
|
#define CTEST3_800_FLF 0x08 /* Flush DMA FIFO */
|
412 |
|
|
#define CTEST3_800_CLF 0x04 /* Clear DMA FIFO */
|
413 |
|
|
#define CTEST3_800_FM 0x02 /* Fetch mode pin */
|
414 |
|
|
/* bit 0 is reserved on 800 series chips */
|
415 |
|
|
|
416 |
|
|
#define CTEST4_REG_700 (0x18^bE) /* Chip test 4 rw */
|
417 |
|
|
#define CTEST4_REG_800 (0x21^bE) /* Chip test 4 rw */
|
418 |
|
|
/* 0x80 is reserved on 700 series chips */
|
419 |
|
|
#define CTEST4_800_BDIS 0x80 /* Burst mode disable */
|
420 |
|
|
#define CTEST4_ZMOD 0x40 /* High impedance mode */
|
421 |
|
|
#define CTEST4_SZM 0x20 /* SCSI bus high impedance */
|
422 |
|
|
#define CTEST4_700_SLBE 0x10 /* SCSI loopback enabled */
|
423 |
|
|
#define CTEST4_800_SRTM 0x10 /* Shadow Register Test Mode */
|
424 |
|
|
#define CTEST4_700_SFWR 0x08 /* SCSI FIFO write enable,
|
425 |
|
|
* redirects writes from SODL
|
426 |
|
|
* to the SCSI FIFO.
|
427 |
|
|
*/
|
428 |
|
|
#define CTEST4_800_MPEE 0x08 /* Enable parity checking
|
429 |
|
|
during master cycles on PCI
|
430 |
|
|
bus */
|
431 |
|
|
|
432 |
|
|
/*
|
433 |
|
|
* These bits send the contents of the CTEST6 register to the appropriate
|
434 |
|
|
* byte lane of the 32 bit DMA FIFO. Normal operation is zero, otherwise
|
435 |
|
|
* the high bit means the low two bits select the byte lane.
|
436 |
|
|
*/
|
437 |
|
|
#define CTEST4_FBL2 0x04
|
438 |
|
|
#define CTEST4_FBL1 0x02
|
439 |
|
|
#define CTEST4_FBL0 0x01
|
440 |
|
|
#define CTEST4_FBL_MASK 0x07
|
441 |
|
|
#define CTEST4_FBL_0 0x04 /* Select DMA FIFO byte lane 0 */
|
442 |
|
|
#define CTEST4_FBL_1 0x05 /* Select DMA FIFO byte lane 1 */
|
443 |
|
|
#define CTEST4_FBL_2 0x06 /* Select DMA FIFO byte lane 2 */
|
444 |
|
|
#define CTEST4_FBL_3 0x07 /* Select DMA FIFO byte lane 3 */
|
445 |
|
|
#define CTEST4_800_SAVE (CTEST4_800_BDIS)
|
446 |
|
|
|
447 |
|
|
|
448 |
|
|
#define CTEST5_REG_700 (0x19^bE) /* Chip test 5 rw */
|
449 |
|
|
#define CTEST5_REG_800 (0x22^bE) /* Chip test 5 rw */
|
450 |
|
|
/*
|
451 |
|
|
* Clock Address Incrementor. When set, it increments the
|
452 |
|
|
* DNAD register to the next bus size boundary. It automatically
|
453 |
|
|
* resets itself when the operation is complete.
|
454 |
|
|
*/
|
455 |
|
|
#define CTEST5_ADCK 0x80
|
456 |
|
|
/*
|
457 |
|
|
* Clock Byte Counter. When set, it decrements the DBC register to
|
458 |
|
|
* the next bus size boundary.
|
459 |
|
|
*/
|
460 |
|
|
#define CTEST5_BBCK 0x40
|
461 |
|
|
/*
|
462 |
|
|
* Reset SCSI Offset. Setting this bit to 1 clears the current offset
|
463 |
|
|
* pointer in the SCSI synchronous offset counter (SSTAT). This bit
|
464 |
|
|
* is set to 1 if a SCSI Gross Error Condition occurs. The offset should
|
465 |
|
|
* be cleared when a synchronous transfer fails. When written, it is
|
466 |
|
|
* automatically cleared after the SCSI synchronous offset counter is
|
467 |
|
|
* reset.
|
468 |
|
|
*/
|
469 |
|
|
/* Bit 5 is reserved on 800 series chips */
|
470 |
|
|
#define CTEST5_700_ROFF 0x20
|
471 |
|
|
/*
|
472 |
|
|
* Master Control for Set or Reset pulses. When 1, causes the low
|
473 |
|
|
* four bits of register to set when set, 0 causes the low bits to
|
474 |
|
|
* clear when set.
|
475 |
|
|
*/
|
476 |
|
|
#define CTEST5_MASR 0x10
|
477 |
|
|
#define CTEST5_DDIR 0x08 /* DMA direction */
|
478 |
|
|
/*
|
479 |
|
|
* Bits 2-0 are reserved on 800 series chips
|
480 |
|
|
*/
|
481 |
|
|
#define CTEST5_700_EOP 0x04 /* End of process */
|
482 |
|
|
#define CTEST5_700_DREQ 0x02 /* Data request */
|
483 |
|
|
#define CTEST5_700_DACK 0x01 /* Data acknowledge */
|
484 |
|
|
|
485 |
|
|
/*
|
486 |
|
|
* Chip test 6 rw - writing to this register writes to the byte
|
487 |
|
|
* lane in the DMA FIFO as determined by the FBL bits in the CTEST4
|
488 |
|
|
* register.
|
489 |
|
|
*/
|
490 |
|
|
#define CTEST6_REG_700 (0x1a^bE)
|
491 |
|
|
#define CTEST6_REG_800 (0x23^bE)
|
492 |
|
|
|
493 |
|
|
#define CTEST7_REG (0x1b^bE) /* Chip test 7 rw */
|
494 |
|
|
#define CTEST7_10_CDIS 0x80 /* Cache burst disable */
|
495 |
|
|
#define CTEST7_10_SC1 0x40 /* Snoop control bits */
|
496 |
|
|
#define CTEST7_10_SC0 0x20
|
497 |
|
|
#define CTEST7_10_SC_MASK 0x60
|
498 |
|
|
#define CTEST7_STD 0x10 /* Selection timeout disable */
|
499 |
|
|
#define CTEST7_DFP 0x08 /* DMA FIFO parity bit for CTEST6 */
|
500 |
|
|
#define CTEST7_EVP 0x04 /* 1 = host bus even parity, 0 = odd */
|
501 |
|
|
#define CTEST7_10_TT1 0x02 /* Transfer type */
|
502 |
|
|
#define CTEST7_DIFF 0x01 /* Differential mode */
|
503 |
|
|
|
504 |
|
|
#define CTEST7_SAVE ( CTEST7_EVP | CTEST7_DIFF )
|
505 |
|
|
|
506 |
|
|
|
507 |
|
|
#define TEMP_REG 0x1c /* through 0x1f Temporary stack rw */
|
508 |
|
|
|
509 |
|
|
#define DFIFO_REG (0x20^bE) /* DMA FIFO rw */
|
510 |
|
|
/*
|
511 |
|
|
* 0x80 is reserved on the NCR53c710, the CLF and FLF bits have been
|
512 |
|
|
* moved into the CTEST8 register.
|
513 |
|
|
*/
|
514 |
|
|
#define DFIFO_BO6 0x40
|
515 |
|
|
#define DFIFO_BO5 0x20
|
516 |
|
|
#define DFIFO_BO4 0x10
|
517 |
|
|
#define DFIFO_BO3 0x08
|
518 |
|
|
#define DFIFO_BO2 0x04
|
519 |
|
|
#define DFIFO_BO1 0x02
|
520 |
|
|
#define DFIFO_BO0 0x01
|
521 |
|
|
#define DFIFO_10_BO_MASK 0x7f /* 7 bit counter */
|
522 |
|
|
|
523 |
|
|
/*
|
524 |
|
|
* Interrupt status rw
|
525 |
|
|
* Note that this is the only register which can be read while SCSI
|
526 |
|
|
* SCRIPTS are being executed.
|
527 |
|
|
*/
|
528 |
|
|
#define ISTAT_REG_700 (0x21^bE)
|
529 |
|
|
#define ISTAT_REG_800 (0x14^bE)
|
530 |
|
|
#define ISTAT_ABRT 0x80 /* Software abort, write
|
531 |
|
|
*1 to abort, wait for interrupt. */
|
532 |
|
|
#define ISTAT_10_SRST 0x40 /* software reset */
|
533 |
|
|
#define ISTAT_10_SIGP 0x20 /* signal script */
|
534 |
|
|
#define ISTAT_CON 0x08 /* 1 when connected */
|
535 |
|
|
#define ISTAT_800_INTF 0x04 /* Interrupt on the fly */
|
536 |
|
|
#define ISTAT_700_PRE 0x04 /* Pointer register empty.
|
537 |
|
|
* Set to 1 when DSPS and DSP
|
538 |
|
|
* registers are empty in pipeline
|
539 |
|
|
* mode, always set otherwise.
|
540 |
|
|
*/
|
541 |
|
|
#define ISTAT_SIP 0x02 /* SCSI interrupt pending from
|
542 |
|
|
* SCSI portion of SIOP see
|
543 |
|
|
* SSTAT0
|
544 |
|
|
*/
|
545 |
|
|
#define ISTAT_DIP 0x01 /* DMA interrupt pending
|
546 |
|
|
* see DSTAT
|
547 |
|
|
*/
|
548 |
|
|
|
549 |
|
|
#define CTEST8_REG (0x22^bE) /* Chip test 8 rw */
|
550 |
|
|
#define CTEST8_10_V3 0x80 /* Chip revision */
|
551 |
|
|
#define CTEST8_10_V2 0x40
|
552 |
|
|
#define CTEST8_10_V1 0x20
|
553 |
|
|
#define CTEST8_10_V0 0x10
|
554 |
|
|
#define CTEST8_10_V_MASK 0xf0
|
555 |
|
|
#define CTEST8_10_FLF 0x08 /* Flush FIFOs */
|
556 |
|
|
#define CTEST8_10_CLF 0x04 /* Clear FIFOs */
|
557 |
|
|
#define CTEST8_10_FM 0x02 /* Fetch pin mode */
|
558 |
|
|
#define CTEST8_10_SM 0x01 /* Snoop pin mode */
|
559 |
|
|
|
560 |
|
|
|
561 |
|
|
#define LCRC_REG_10 (0x23^bE)
|
562 |
|
|
|
563 |
|
|
/*
|
564 |
|
|
* 0x24 through 0x27 are the DMA byte counter register. Instructions
|
565 |
|
|
* write their high 8 bits into the DCMD register, the low 24 bits into
|
566 |
|
|
* the DBC register.
|
567 |
|
|
*
|
568 |
|
|
* Function is dependent on the command type being executed.
|
569 |
|
|
*/
|
570 |
|
|
|
571 |
|
|
|
572 |
|
|
#define DBC_REG 0x24
|
573 |
|
|
/*
|
574 |
|
|
* For Block Move Instructions, DBC is a 24 bit quantity representing
|
575 |
|
|
* the number of bytes to transfer.
|
576 |
|
|
* For Transfer Control Instructions, DBC is bit fielded as follows :
|
577 |
|
|
*/
|
578 |
|
|
/* Bits 20 - 23 should be clear */
|
579 |
|
|
#define DBC_TCI_TRUE (1 << 19) /* Jump when true */
|
580 |
|
|
#define DBC_TCI_COMPARE_DATA (1 << 18) /* Compare data */
|
581 |
|
|
#define DBC_TCI_COMPARE_PHASE (1 << 17) /* Compare phase with DCMD field */
|
582 |
|
|
#define DBC_TCI_WAIT_FOR_VALID (1 << 16) /* Wait for REQ */
|
583 |
|
|
/* Bits 8 - 15 are reserved on some implementations ? */
|
584 |
|
|
#define DBC_TCI_MASK_MASK 0xff00 /* Mask for data compare */
|
585 |
|
|
#define DBC_TCI_MASK_SHIFT 8
|
586 |
|
|
#define DBC_TCI_DATA_MASK 0xff /* Data to be compared */
|
587 |
|
|
#define DBC_TCI_DATA_SHIFT 0
|
588 |
|
|
|
589 |
|
|
#define DBC_RWRI_IMMEDIATE_MASK 0xff00 /* Immediate data */
|
590 |
|
|
#define DBC_RWRI_IMMEDIATE_SHIFT 8 /* Amount to shift */
|
591 |
|
|
#define DBC_RWRI_ADDRESS_MASK 0x3f0000 /* Register address */
|
592 |
|
|
#define DBC_RWRI_ADDRESS_SHIFT 16
|
593 |
|
|
|
594 |
|
|
|
595 |
|
|
/*
|
596 |
|
|
* DMA command r/w
|
597 |
|
|
*/
|
598 |
|
|
#define DCMD_REG (0x27^bE)
|
599 |
|
|
#define DCMD_TYPE_MASK 0xc0 /* Masks off type */
|
600 |
|
|
#define DCMD_TYPE_BMI 0x00 /* Indicates a Block Move instruction */
|
601 |
|
|
#define DCMD_BMI_IO 0x01 /* I/O, CD, and MSG bits selecting */
|
602 |
|
|
#define DCMD_BMI_CD 0x02 /* the phase for the block MOVE */
|
603 |
|
|
#define DCMD_BMI_MSG 0x04 /* instruction */
|
604 |
|
|
|
605 |
|
|
#define DCMD_BMI_OP_MASK 0x18 /* mask for opcode */
|
606 |
|
|
#define DCMD_BMI_OP_MOVE_T 0x00 /* MOVE */
|
607 |
|
|
#define DCMD_BMI_OP_MOVE_I 0x08 /* MOVE Initiator */
|
608 |
|
|
|
609 |
|
|
#define DCMD_BMI_INDIRECT 0x20 /* Indirect addressing */
|
610 |
|
|
|
611 |
|
|
#define DCMD_TYPE_TCI 0x80 /* Indicates a Transfer Control
|
612 |
|
|
instruction */
|
613 |
|
|
#define DCMD_TCI_IO 0x01 /* I/O, CD, and MSG bits selecting */
|
614 |
|
|
#define DCMD_TCI_CD 0x02 /* the phase for the block MOVE */
|
615 |
|
|
#define DCMD_TCI_MSG 0x04 /* instruction */
|
616 |
|
|
#define DCMD_TCI_OP_MASK 0x38 /* mask for opcode */
|
617 |
|
|
#define DCMD_TCI_OP_JUMP 0x00 /* JUMP */
|
618 |
|
|
#define DCMD_TCI_OP_CALL 0x08 /* CALL */
|
619 |
|
|
#define DCMD_TCI_OP_RETURN 0x10 /* RETURN */
|
620 |
|
|
#define DCMD_TCI_OP_INT 0x18 /* INT */
|
621 |
|
|
|
622 |
|
|
#define DCMD_TYPE_RWRI 0x40 /* Indicates I/O or register Read/Write
|
623 |
|
|
instruction */
|
624 |
|
|
#define DCMD_RWRI_OPC_MASK 0x38 /* Opcode mask */
|
625 |
|
|
#define DCMD_RWRI_OPC_WRITE 0x28 /* Write SFBR to register */
|
626 |
|
|
#define DCMD_RWRI_OPC_READ 0x30 /* Read register to SFBR */
|
627 |
|
|
#define DCMD_RWRI_OPC_MODIFY 0x38 /* Modify in place */
|
628 |
|
|
|
629 |
|
|
#define DCMD_RWRI_OP_MASK 0x07
|
630 |
|
|
#define DCMD_RWRI_OP_MOVE 0x00
|
631 |
|
|
#define DCMD_RWRI_OP_SHL 0x01
|
632 |
|
|
#define DCMD_RWRI_OP_OR 0x02
|
633 |
|
|
#define DCMD_RWRI_OP_XOR 0x03
|
634 |
|
|
#define DCMD_RWRI_OP_AND 0x04
|
635 |
|
|
#define DCMD_RWRI_OP_SHR 0x05
|
636 |
|
|
#define DCMD_RWRI_OP_ADD 0x06
|
637 |
|
|
#define DCMD_RWRI_OP_ADDC 0x07
|
638 |
|
|
|
639 |
|
|
#define DCMD_TYPE_MMI 0xc0 /* Indicates a Memory Move instruction
|
640 |
|
|
(three words) */
|
641 |
|
|
|
642 |
|
|
|
643 |
|
|
#define DNAD_REG 0x28 /* through 0x2b DMA next address for
|
644 |
|
|
data */
|
645 |
|
|
#define DSP_REG 0x2c /* through 0x2f DMA SCRIPTS pointer rw */
|
646 |
|
|
#define DSPS_REG 0x30 /* through 0x33 DMA SCRIPTS pointer
|
647 |
|
|
save rw */
|
648 |
|
|
#define DMODE_BL1 0x80 /* Burst length bits */
|
649 |
|
|
#define DMODE_BL0 0x40
|
650 |
|
|
#define DMODE_BL_MASK 0xc0
|
651 |
|
|
/* Burst lengths (800) */
|
652 |
|
|
#define DMODE_BL_2 0x00 /* 2 transfer */
|
653 |
|
|
#define DMODE_BL_4 0x40 /* 4 transfers */
|
654 |
|
|
#define DMODE_BL_8 0x80 /* 8 transfers */
|
655 |
|
|
#define DMODE_BL_16 0xc0 /* 16 transfers */
|
656 |
|
|
|
657 |
|
|
#define DMODE_10_BL_1 0x00 /* 1 transfer */
|
658 |
|
|
#define DMODE_10_BL_2 0x40 /* 2 transfers */
|
659 |
|
|
#define DMODE_10_BL_4 0x80 /* 4 transfers */
|
660 |
|
|
#define DMODE_10_BL_8 0xc0 /* 8 transfers */
|
661 |
|
|
#define DMODE_10_FC2 0x20 /* Driven to FC2 pin */
|
662 |
|
|
#define DMODE_10_FC1 0x10 /* Driven to FC1 pin */
|
663 |
|
|
#define DMODE_710_PD 0x08 /* Program/data on FC0 pin */
|
664 |
|
|
#define DMODE_710_UO 0x02 /* User prog. output */
|
665 |
|
|
|
666 |
|
|
#define DMODE_MAN 0x01 /* Manual start mode,
|
667 |
|
|
* requires a 1 to be written
|
668 |
|
|
* to the start DMA bit in the DCNTL
|
669 |
|
|
* register to run scripts
|
670 |
|
|
*/
|
671 |
|
|
|
672 |
|
|
/* NCR53c800 series only */
|
673 |
|
|
#define SCRATCHA_REG_800 0x34 /* through 0x37 Scratch A rw */
|
674 |
|
|
/* NCR53c710 only */
|
675 |
|
|
#define SCRATCHB_REG_10 0x34 /* through 0x37 scratch rw */
|
676 |
|
|
|
677 |
|
|
#define DMODE_REG (0x38^bE) /* DMA mode rw, NCR53c710 and newer */
|
678 |
|
|
#define DMODE_800_SIOM 0x20 /* Source IO = 1 */
|
679 |
|
|
#define DMODE_800_DIOM 0x10 /* Destination IO = 1 */
|
680 |
|
|
#define DMODE_800_ERL 0x08 /* Enable Read Line */
|
681 |
|
|
|
682 |
|
|
#define DIEN_REG (0x39^bE) /* DMA interrupt enable rw */
|
683 |
|
|
/* 0x80, 0x40, and 0x20 are reserved on 700-series chips */
|
684 |
|
|
#define DIEN_800_MDPE 0x40 /* Master data parity error */
|
685 |
|
|
#define DIEN_800_BF 0x20 /* BUS fault */
|
686 |
|
|
#define DIEN_700_BF 0x20 /* BUS fault */
|
687 |
|
|
#define DIEN_ABRT 0x10 /* Enable aborted interrupt */
|
688 |
|
|
#define DIEN_SSI 0x08 /* Enable single step interrupt */
|
689 |
|
|
#define DIEN_SIR 0x04 /* Enable SCRIPTS INT command
|
690 |
|
|
* interrupt
|
691 |
|
|
*/
|
692 |
|
|
#define DIEN_700_WTD 0x02 /* Enable watchdog timeout interrupt */
|
693 |
|
|
#define DIEN_700_OPC 0x01 /* Enable illegal instruction
|
694 |
|
|
* interrupt
|
695 |
|
|
*/
|
696 |
|
|
#define DIEN_800_IID 0x01 /* Same meaning, different name */
|
697 |
|
|
|
698 |
|
|
/*
|
699 |
|
|
* DMA watchdog timer rw
|
700 |
|
|
* set in 16 CLK input periods.
|
701 |
|
|
*/
|
702 |
|
|
#define DWT_REG (0x3a^bE)
|
703 |
|
|
|
704 |
|
|
/* DMA control rw */
|
705 |
|
|
#define DCNTL_REG (0x3b^bE)
|
706 |
|
|
#define DCNTL_700_CF1 0x80 /* Clock divisor bits */
|
707 |
|
|
#define DCNTL_700_CF0 0x40
|
708 |
|
|
#define DCNTL_700_CF_MASK 0xc0
|
709 |
|
|
/* Clock divisors Divisor SCLK range (MHZ) */
|
710 |
|
|
#define DCNTL_700_CF_2 0x00 /* 2.0 37.51-50.00 */
|
711 |
|
|
#define DCNTL_700_CF_1_5 0x40 /* 1.5 25.01-37.50 */
|
712 |
|
|
#define DCNTL_700_CF_1 0x80 /* 1.0 16.67-25.00 */
|
713 |
|
|
#define DCNTL_700_CF_3 0xc0 /* 3.0 50.01-66.67 (53c700-66) */
|
714 |
|
|
|
715 |
|
|
#define DCNTL_700_S16 0x20 /* Load scripts 16 bits at a time */
|
716 |
|
|
#define DCNTL_SSM 0x10 /* Single step mode */
|
717 |
|
|
#define DCNTL_700_LLM 0x08 /* Low level mode, can only be set
|
718 |
|
|
* after selection */
|
719 |
|
|
#define DCNTL_800_IRQM 0x08 /* Totem pole IRQ pin */
|
720 |
|
|
#define DCNTL_STD 0x04 /* Start DMA / SCRIPTS */
|
721 |
|
|
/* 0x02 is reserved */
|
722 |
|
|
#define DCNTL_10_COM 0x01 /* 700 software compatibility mode */
|
723 |
|
|
#define DCNTL_10_EA 0x20 /* Enable Ack - needed for MVME16x */
|
724 |
|
|
|
725 |
|
|
#define SCRATCHB_REG_800 0x5c /* through 0x5f scratch b rw */
|
726 |
|
|
/* NCR53c710 only */
|
727 |
|
|
#define ADDER_REG_10 0x3c /* Adder, NCR53c710 only */
|
728 |
|
|
|
729 |
|
|
#define SIEN1_REG_800 (0x41^bE)
|
730 |
|
|
#define SIEN1_800_STO 0x04 /* selection/reselection timeout */
|
731 |
|
|
#define SIEN1_800_GEN 0x02 /* general purpose timer */
|
732 |
|
|
#define SIEN1_800_HTH 0x01 /* handshake to handshake */
|
733 |
|
|
|
734 |
|
|
#define SIST1_REG_800 (0x43^bE)
|
735 |
|
|
#define SIST1_800_STO 0x04 /* selection/reselection timeout */
|
736 |
|
|
#define SIST1_800_GEN 0x02 /* general purpose timer */
|
737 |
|
|
#define SIST1_800_HTH 0x01 /* handshake to handshake */
|
738 |
|
|
|
739 |
|
|
#define SLPAR_REG_800 (0x44^bE) /* Parity */
|
740 |
|
|
|
741 |
|
|
#define MACNTL_REG_800 (0x46^bE) /* Memory access control */
|
742 |
|
|
#define MACNTL_800_TYP3 0x80
|
743 |
|
|
#define MACNTL_800_TYP2 0x40
|
744 |
|
|
#define MACNTL_800_TYP1 0x20
|
745 |
|
|
#define MACNTL_800_TYP0 0x10
|
746 |
|
|
#define MACNTL_800_DWR 0x08
|
747 |
|
|
#define MACNTL_800_DRD 0x04
|
748 |
|
|
#define MACNTL_800_PSCPT 0x02
|
749 |
|
|
#define MACNTL_800_SCPTS 0x01
|
750 |
|
|
|
751 |
|
|
#define GPCNTL_REG_800 (0x47^bE) /* General Purpose Pin Control */
|
752 |
|
|
|
753 |
|
|
/* Timeouts are expressed such that 0=off, 1=100us, doubling after that */
|
754 |
|
|
#define STIME0_REG_800 (0x48^bE) /* SCSI Timer Register 0 */
|
755 |
|
|
#define STIME0_800_HTH_MASK 0xf0 /* Handshake to Handshake timeout */
|
756 |
|
|
#define STIME0_800_HTH_SHIFT 4
|
757 |
|
|
#define STIME0_800_SEL_MASK 0x0f /* Selection timeout */
|
758 |
|
|
#define STIME0_800_SEL_SHIFT 0
|
759 |
|
|
|
760 |
|
|
#define STIME1_REG_800 (0x49^bE)
|
761 |
|
|
#define STIME1_800_GEN_MASK 0x0f /* General purpose timer */
|
762 |
|
|
|
763 |
|
|
#define RESPID_REG_800 (0x4a^bE) /* Response ID, bit fielded. 8
|
764 |
|
|
bits on narrow chips, 16 on WIDE */
|
765 |
|
|
|
766 |
|
|
#define STEST0_REG_800 (0x4c^bE)
|
767 |
|
|
#define STEST0_800_SLT 0x08 /* Selection response logic test */
|
768 |
|
|
#define STEST0_800_ART 0x04 /* Arbitration priority encoder test */
|
769 |
|
|
#define STEST0_800_SOZ 0x02 /* Synchronous offset zero */
|
770 |
|
|
#define STEST0_800_SOM 0x01 /* Synchronous offset maximum */
|
771 |
|
|
|
772 |
|
|
#define STEST1_REG_800 (0x4d^bE)
|
773 |
|
|
#define STEST1_800_SCLK 0x80 /* Disable SCSI clock */
|
774 |
|
|
|
775 |
|
|
#define STEST2_REG_800 (0x4e^bE)
|
776 |
|
|
#define STEST2_800_SCE 0x80 /* Enable SOCL/SODL */
|
777 |
|
|
#define STEST2_800_ROF 0x40 /* Reset SCSI sync offset */
|
778 |
|
|
#define STEST2_800_SLB 0x10 /* Enable SCSI loopback mode */
|
779 |
|
|
#define STEST2_800_SZM 0x08 /* SCSI high impedance mode */
|
780 |
|
|
#define STEST2_800_EXT 0x02 /* Extend REQ/ACK filter 30 to 60ns */
|
781 |
|
|
#define STEST2_800_LOW 0x01 /* SCSI low level mode */
|
782 |
|
|
|
783 |
|
|
#define STEST3_REG_800 (0x4f^bE)
|
784 |
|
|
#define STEST3_800_TE 0x80 /* Enable active negation */
|
785 |
|
|
#define STEST3_800_STR 0x40 /* SCSI FIFO test read */
|
786 |
|
|
#define STEST3_800_HSC 0x20 /* Halt SCSI clock */
|
787 |
|
|
#define STEST3_800_DSI 0x10 /* Disable single initiator response */
|
788 |
|
|
#define STEST3_800_TTM 0x04 /* Time test mode */
|
789 |
|
|
#define STEST3_800_CSF 0x02 /* Clear SCSI FIFO */
|
790 |
|
|
#define STEST3_800_STW 0x01 /* SCSI FIFO test write */
|
791 |
|
|
|
792 |
|
|
#define ISTAT_REG ISTAT_REG_700
|
793 |
|
|
#define SCRATCH_REG SCRATCHB_REG_10
|
794 |
|
|
#define ADDER_REG ADDER_REG_10
|
795 |
|
|
#define SIEN_REG SIEN_REG_700
|
796 |
|
|
#define SDID_REG SDID_REG_700
|
797 |
|
|
#define CTEST0_REG CTEST0_REG_700
|
798 |
|
|
#define CTEST1_REG CTEST1_REG_700
|
799 |
|
|
#define CTEST2_REG CTEST2_REG_700
|
800 |
|
|
#define CTEST3_REG CTEST3_REG_700
|
801 |
|
|
#define CTEST4_REG CTEST4_REG_700
|
802 |
|
|
#define CTEST5_REG CTEST5_REG_700
|
803 |
|
|
#define CTEST6_REG CTEST6_REG_700
|
804 |
|
|
#define SODL_REG SODL_REG_700
|
805 |
|
|
#define SBDL_REG SBDL_REG_700
|
806 |
|
|
#define SIDL_REG SIDL_REG_700
|
807 |
|
|
#define LCRC_REG LCRC_REG_10
|
808 |
|
|
|
809 |
|
|
#ifdef MEM_MAPPED
|
810 |
|
|
#define NCR_read8(address) \
|
811 |
|
|
(unsigned int)readb((u32)(host->base) + ((u32)(address)))
|
812 |
|
|
|
813 |
|
|
#define NCR_read32(address) \
|
814 |
|
|
(unsigned int) readl((u32)(host->base) + (u32)(address))
|
815 |
|
|
|
816 |
|
|
#define NCR_write8(address,value) \
|
817 |
|
|
{ DEB(DEB_REGS, printk("NCR: %02x => %08x\n", (u32)(value), ((u32)(host->base) + (u32)(address)))); \
|
818 |
|
|
*(volatile unsigned char *) \
|
819 |
|
|
((u32)(host->base) + (u32)(address)) = (value); }
|
820 |
|
|
|
821 |
|
|
#define NCR_write32(address,value) \
|
822 |
|
|
{ DEB(DEB_REGS, printk("NCR: %08x => %08x\n", (u32)(value), ((u32)(host->base) + (u32)(address)))); \
|
823 |
|
|
*(volatile unsigned long *) \
|
824 |
|
|
((u32)(host->base) + (u32)(address)) = (value); }
|
825 |
|
|
#else
|
826 |
|
|
#define NCR_read8(address) \
|
827 |
|
|
inb((u32)(host->base) + (address))
|
828 |
|
|
|
829 |
|
|
#define NCR_read32(address) \
|
830 |
|
|
inl((u32)(host->base) + (address))
|
831 |
|
|
|
832 |
|
|
#define NCR_write8(address,value) \
|
833 |
|
|
{ DEB(DEB_REGS, printk("NCR: %02x => %08x\n", (u32)(value), ((u32)(host->base) + (u32)(address)))); \
|
834 |
|
|
outb((value), (u32)(host->base) + (u32)(address)); }
|
835 |
|
|
|
836 |
|
|
#define NCR_write32(address,value) \
|
837 |
|
|
{ DEB(DEB_REGS, printk("NCR: %08x => %08x\n", (u32)(value), ((u32)(host->base) + (u32)(address)))); \
|
838 |
|
|
outl((value), (u32)(host->base) + (u32)(address)); }
|
839 |
|
|
#endif
|
840 |
|
|
|
841 |
|
|
/* Patch arbitrary 32 bit words in the script */
|
842 |
|
|
#define patch_abs_32(script, offset, symbol, value) \
|
843 |
|
|
for (i = 0; i < (sizeof (A_##symbol##_used) / sizeof \
|
844 |
|
|
(u32)); ++i) { \
|
845 |
|
|
(script)[A_##symbol##_used[i] - (offset)] += (value); \
|
846 |
|
|
DEB(DEB_FIXUP, printk("scsi%d: %s reference %d at 0x%x in %s is now 0x%x\n",\
|
847 |
|
|
host->host_no, #symbol, i, A_##symbol##_used[i] - \
|
848 |
|
|
(int)(offset), #script, (script)[A_##symbol##_used[i] - \
|
849 |
|
|
(offset)])); \
|
850 |
|
|
}
|
851 |
|
|
|
852 |
|
|
#endif
|
853 |
|
|
#endif
|