/* $NetBSD: spifireg.h,v 1.1 2000/10/30 10:07:35 tsubai Exp $ */ /*- * Copyright (c) 2000 Tsubai Masanari. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ struct spifi_reg { volatile int spstat; /* RO: SPIFI state */ volatile int cmlen; /* RW: Command/message length */ volatile int cmdpage; /* RW: Command page */ volatile int count_hi; /* RW: Data count (high) */ volatile int count_mid; /* RW: (mid) */ volatile int count_low; /* RW: (low) */ volatile int svptr_hi; /* RO: Saved data pointer (high)*/ volatile int svptr_mid; /* RO: (mid) */ volatile int svptr_low; /* RO: (low) */ volatile int intr; /* RW: Processor interrupt */ volatile int imask; /* RW: Processor interrupt mask */ volatile int prctrl; /* RW: Processor control */ volatile int prstat; /* RO: Processor status */ volatile int init_status; /* RO: Initiator status */ volatile int fifoctrl; /* RW: FIFO control */ volatile int fifodata; /* RW: FIFO data */ volatile int config; /* RW: Configuration */ volatile int data_xfer; /* RW: Data transfer */ volatile int autocmd; /* RW: Auto command control */ volatile int autostat; /* RW: Auto status control */ volatile int resel; /* RW: Reselection */ volatile int select; /* RW: Selection */ volatile int prcmd; /* WO: Processor command */ volatile int auxctrl; /* RW: Aux control */ volatile int autodata; /* RW: Auto data control */ volatile int loopctrl; /* RW: Loopback control */ volatile int loopdata; /* RW: Loopback data */ volatile int identify; /* WO: Identify (?) */ volatile int complete; /* WO: Command complete (?) */ volatile int scsi_status; /* WO: SCSI status (?) */ volatile int data; /* RW: Data register (?) */ volatile int icond; /* RO: Interrupt condition */ volatile int fastwide; /* RW: Fast/wide enable */ volatile int exctrl; /* RW: Extended control */ volatile int exstat; /* RW: Extended status */ volatile int test; /* RW: SPIFI test register */ volatile int quematch; /* RW: Queue match */ volatile int quecode; /* RW: Queue code */ volatile int quetag; /* RW: Queue tag */ volatile int quepage; /* RW: Queue page */ int image[88]; /* (image of the above) */ struct { volatile int cdb[12]; /* RW: Command descriptor block */ volatile int quecode; /* RW: Queue code */ volatile int quetag; /* RW: Queue tag */ volatile int idmsg; /* RW: Identify message */ volatile int status; /* RW: SCSI status */ } cmbuf[8]; }; /* spstat */ #define SPS_IDLE 0x00 #define SPS_SEL 0x01 #define SPS_ARB 0x02 #define SPS_RESEL 0x03 #define SPS_MSGOUT 0x04 #define SPS_COMMAND 0x05 #define SPS_DISCON 0x06 #define SPS_NXIN 0x07 #define SPS_INTR 0x08 #define SPS_NXOUT 0x09 #define SPS_CCOMP 0x0a #define SPS_SVPTR 0x0b #define SPS_STATUS 0x0c #define SPS_MSGIN 0x0d #define SPS_DATAOUT 0x0e #define SPS_DATAIN 0x0f /* cmlen */ #define CML_LENMASK 0x0f #define CML_AMSG_EN 0x40 #define CML_ACOM_EN 0x80 /* intr and imask */ #define INTR_BSRQ 0x01 #define INTR_COMRECV 0x02 #define INTR_PERR 0x04 #define INTR_TIMEO 0x08 #define INTR_DERR 0x10 #define INTR_TGSEL 0x20 #define INTR_DISCON 0x40 #define INTR_FCOMP 0x80 #define INTR_BITMASK \ "\20\10FCOMP\07DISCON\06TGSEL\05DERR\04TIMEO\03PERR\02COMRECV\01BSRQ" /* prstat */ #define PRS_IO 0x08 #define PRS_CD 0x10 #define PRS_MSG 0x20 #define PRS_ATN 0x40 #define PRS_Z 0x80 #define PRS_PHASE (PRS_MSG | PRS_CD | PRS_IO) #define PRS_BITMASK "\20\10Z\07ATN\06MSG\05CD\04IO" /* init_status */ #define IST_ACK 0x40 /* fifoctrl */ #define FIFOC_FSLOT 0x0f /* Free slots in FIFO */ #define FIFOC_SSTKACT 0x10 /* Synchronous stack active (?) */ #define FIFOC_RQOVRN 0x20 #define FIFOC_CLREVEN 0x00 #define FIFOC_CLRODD 0x40 #define FIFOC_FLUSH 0x80 #define FIFOC_LOAD 0xc0 /* config */ #define CONFIG_PGENEN 0x08 /* Parity generation enable */ #define CONFIG_PCHKEN 0x10 /* Parity checking enable */ #define CONFIG_WORDEN 0x20 #define CONFIG_AUTOID 0x40 #define CONFIG_DMABURST 0x80 /* select */ #define SEL_SETATN 0x02 #define SEL_IRESELEN 0x04 #define SEL_ISTART 0x08 #define SEL_WATN 0x80 /* prcmd */ #define PRC_DATAOUT 0 #define PRC_DATAIN 1 #define PRC_COMMAND 2 #define PRC_STATUS 3 #define PRC_TRPAD 4 #define PRC_MSGOUT 6 #define PRC_MSGIN 7 #define PRC_KILLREQ 0x08 #define PRC_CLRACK 0x10 #define PRC_NJMP 0x80 /* auxctrl */ #define AUXCTRL_DMAEDGE 0x04 #define AUXCTRL_SETRST 0x20 /* Bus reset (?) */ #define AUXCTRL_CRST 0x40 #define AUXCTRL_SRST 0x80 /* autodata */ #define ADATA_IN 0x40 #define ADATA_EN 0x80 /* icond */ #define ICOND_ADATAOFF 0x02 #define ICOND_AMSGOFF 0x06 #define ICOND_ACMDOFF 0x0a #define ICOND_ASTATOFF 0x0e #define ICOND_SVPTEXP 0x10 #define ICOND_ADATAMIS 0x20 #define ICOND_CNTZERO 0x40 #define ICOND_UXPHASEZ 0x80 #define ICOND_UXPHASENZ 0x81 #define ICOND_NXTREQ 0xa0 #define ICOND_UKMSGZ 0xc0 #define ICOND_UKMSGNZ 0xc1 #define ICOND_UBF 0xe0 /* Unexpected bus free */ /* fastwide */ #define FAST_FASTEN 0x01 /* exctrl */ #define EXC_IPLOCK 0x04 /* Initiator page lock */ /* exstat */ #define EXS_UBF 0x08 /* Unexpected bus free */