07b064e02e
Some of the stuff (e.g., rarpd, bootpd, dhcpd etc., libsa) still will only support Ethernet. Tcpdump itself should be ok, but libpcap needs lot of work. For the detailed change history, look at the commit log entries for the is-newarp branch.
150 lines
6.4 KiB
C
150 lines
6.4 KiB
C
/* $NetBSD: ncr53c9xreg.h,v 1.2 1997/03/15 18:11:32 is Exp $ */
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/*
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* Copyright (c) 1994 Peter Galbavy. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Peter Galbavy.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Register addresses, relative to some base address
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*/
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#define NCR_TCL 0x00 /* RW - Transfer Count Low */
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#define NCR_TCM 0x01 /* RW - Transfer Count Mid */
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#define NCR_TCH 0x0e /* RW - Transfer Count High */
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/* NOT on 53C90 */
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#define NCR_FIFO 0x02 /* RW - FIFO data */
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#define NCR_CMD 0x03 /* RW - Command (2 deep) */
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#define NCRCMD_DMA 0x80 /* DMA Bit */
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#define NCRCMD_NOP 0x00 /* No Operation */
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#define NCRCMD_FLUSH 0x01 /* Flush FIFO */
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#define NCRCMD_RSTCHIP 0x02 /* Reset Chip */
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#define NCRCMD_RSTSCSI 0x03 /* Reset SCSI Bus */
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#define NCRCMD_RESEL 0x40 /* Reselect Sequence */
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#define NCRCMD_SELNATN 0x41 /* Select without ATN */
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#define NCRCMD_SELATN 0x42 /* Select with ATN */
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#define NCRCMD_SELATNS 0x43 /* Select with ATN & Stop */
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#define NCRCMD_ENSEL 0x44 /* Enable (Re)Selection */
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#define NCRCMD_DISSEL 0x45 /* Disable (Re)Selection */
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#define NCRCMD_SELATN3 0x46 /* Select with ATN3 */
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#define NCRCMD_RESEL3 0x47 /* Reselect3 Sequence */
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#define NCRCMD_SNDMSG 0x20 /* Send Message */
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#define NCRCMD_SNDSTAT 0x21 /* Send Status */
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#define NCRCMD_SNDDATA 0x22 /* Send Data */
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#define NCRCMD_DISCSEQ 0x23 /* Disconnect Sequence */
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#define NCRCMD_TERMSEQ 0x24 /* Terminate Sequence */
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#define NCRCMD_TCCS 0x25 /* Target Command Comp Seq */
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#define NCRCMD_DISC 0x27 /* Disconnect */
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#define NCRCMD_RECMSG 0x28 /* Receive Message */
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#define NCRCMD_RECCMD 0x29 /* Receive Command */
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#define NCRCMD_RECDATA 0x2a /* Receive Data */
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#define NCRCMD_RECCSEQ 0x2b /* Receive Command Sequence*/
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#define NCRCMD_ABORT 0x04 /* Target Abort DMA */
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#define NCRCMD_TRANS 0x10 /* Transfer Information */
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#define NCRCMD_ICCS 0x11 /* Initiator Cmd Comp Seq */
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#define NCRCMD_MSGOK 0x12 /* Message Accepted */
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#define NCRCMD_TRPAD 0x18 /* Transfer Pad */
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#define NCRCMD_SETATN 0x1a /* Set ATN */
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#define NCRCMD_RSTATN 0x1b /* Reset ATN */
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#define NCR_STAT 0x04 /* RO - Status */
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#define NCRSTAT_INT 0x80 /* Interrupt */
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#define NCRSTAT_GE 0x40 /* Gross Error */
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#define NCRSTAT_PE 0x20 /* Parity Error */
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#define NCRSTAT_TC 0x10 /* Terminal Count */
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#define NCRSTAT_VGC 0x08 /* Valid Group Code */
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#define NCRSTAT_PHASE 0x07 /* Phase bits */
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#define NCR_SELID 0x04 /* WO - Select/Reselect Bus ID */
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#define NCR_INTR 0x05 /* RO - Interrupt */
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#define NCRINTR_SBR 0x80 /* SCSI Bus Reset */
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#define NCRINTR_ILL 0x40 /* Illegal Command */
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#define NCRINTR_DIS 0x20 /* Disconnect */
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#define NCRINTR_BS 0x10 /* Bus Service */
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#define NCRINTR_FC 0x08 /* Function Complete */
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#define NCRINTR_RESEL 0x04 /* Reselected */
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#define NCRINTR_SELATN 0x02 /* Select with ATN */
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#define NCRINTR_SEL 0x01 /* Selected */
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#define NCR_TIMEOUT 0x05 /* WO - Select/Reselect Timeout */
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#define NCR_STEP 0x06 /* RO - Sequence Step */
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#define NCRSTEP_MASK 0x07 /* the last 3 bits */
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#define NCRSTEP_DONE 0x04 /* command went out */
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#define NCR_SYNCTP 0x06 /* WO - Synch Transfer Period */
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/* Default 5 (53C9X) */
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#define NCR_FFLAG 0x07 /* RO - FIFO Flags */
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#define NCRFIFO_SS 0xe0 /* Sequence Step (Dup) */
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#define NCRFIFO_FF 0x1f /* Bytes in FIFO */
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#define NCR_SYNCOFF 0x07 /* WO - Synch Offset */
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/* 0 = ASYNC */
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/* 1 - 15 = SYNC bytes */
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#define NCR_CFG1 0x08 /* RW - Configuration #1 */
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#define NCRCFG1_SLOW 0x80 /* Slow Cable Mode */
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#define NCRCFG1_SRR 0x40 /* SCSI Reset Rep Int Dis */
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#define NCRCFG1_PTEST 0x20 /* Parity Test Mod */
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#define NCRCFG1_PARENB 0x10 /* Enable Parity Check */
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#define NCRCFG1_CTEST 0x08 /* Enable Chip Test */
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#define NCRCFG1_BUSID 0x07 /* Bus ID */
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#define NCR_CCF 0x09 /* WO - Clock Conversion Factor */
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/* 0 = 35.01 - 40Mhz */
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/* NEVER SET TO 1 */
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/* 2 = 10Mhz */
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/* 3 = 10.01 - 15Mhz */
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/* 4 = 15.01 - 20Mhz */
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/* 5 = 20.01 - 25Mhz */
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/* 6 = 25.01 - 30Mhz */
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/* 7 = 30.01 - 35Mhz */
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#define NCR_TEST 0x0a /* WO - Test (Chip Test Only) */
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#define NCR_CFG2 0x0b /* RW - Configuration #2 */
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#define NCRCFG2_RSVD 0xa0 /* reserved */
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#define NCRCFG2_FE 0x40 /* Features Enable */
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#define NCRCFG2_DREQ 0x10 /* DREQ High Impedance */
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#define NCRCFG2_SCSI2 0x08 /* SCSI-2 Enable */
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#define NCRCFG2_BPA 0x04 /* Target Bad Parity Abort */
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#define NCRCFG2_RPE 0x02 /* Register Parity Error */
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#define NCRCFG2_DPE 0x01 /* DMA Parity Error */
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/* Config #3 only on 53C9X */
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#define NCR_CFG3 0x0c /* RW - Configuration #3 */
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#define NCRCFG3_RSVD 0xe0 /* reserved */
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#define NCRCFG3_IDM 0x10 /* ID Message Res Check */
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#define NCRCFG3_QTE 0x08 /* Queue Tag Enable */
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#define NCRCFG3_CDB 0x04 /* CDB 10-bytes OK */
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#define NCRCFG3_FSCSI 0x02 /* Fast SCSI */
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#define NCRCFG3_FCLK 0x01 /* Fast Clock (>25Mhz) */
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