NetBSD/sys/arch/alpha/tc/tc_3000_500.h

106 lines
4.4 KiB
C

/* $NetBSD: tc_3000_500.h,v 1.2 1995/12/20 00:43:31 cgd Exp $ */
/*
* Copyright (c) 1994, 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* TurboChannel-specific functions and structures for 3000_500.
*/
/*
* TURBOchannel Interface Registers.
*
* XXX
* Writing to TC_3000_500_TCRESET appears to kill the 400 we're using.
*/
#define TC_3000_500_IOSLOT KV(0x00000001c2000000) /* Dense */
#define TC_3000_500_TCCONFIG KV(0x00000001c2000008) /* Dense */
#define TC_3000_500_FADR KV(0x00000001c2000010) /* Dense */
#define TC_3000_500_TCEREG KV(0x00000001c2000018) /* Dense */
#define TC_3000_500_MEMCONF KV(0x00000001c2200000) /* Dense */
#define TC_3000_500_IMR_READ KV(0x00000001c2400000) /* Dense */
#define TC_3000_500_IMR_WRITE KV(0x00000001c281fffc) /* Dense */
#define TC_3000_500_TCRESET KV(0x00000001c2a00000) /* Dense */
#define TC_3000_500_IR KV(0x00000001d4800000) /* Sparse */
#define TC_3000_500_IR_CLEAR KV(0x00000001d4c00000) /* Sparse */
#define TC_3000_500_SCMAP KV(0x00000001d5000000) /* Sparse */
/* Interrupt bits. */
#define TC_3000_500_IR_OPT0 0x00000001 /* TC Option 0 */
#define TC_3000_500_IR_OPT1 0x00000002 /* TC Option 1 */
#define TC_3000_500_IR_OPT2 0x00000004 /* TC Option 2 */
#define TC_3000_500_IR_OPT3 0x00000008 /* TC Option 3 */
#define TC_3000_500_IR_OPT4 0x00000010 /* TC Option 4 */
#define TC_3000_500_IR_OPT5 0x00000020 /* TC Option 5 */
#define TC_3000_500_IR_TCDS 0x00000040 /* TC Dual SCSI */
#define TC_3000_500_IR_IOASIC 0x00000080 /* TC IOASIC */
#define TC_3000_500_IR_CXTURBO 0x00000100 /* TC CXTURBO */
#define TC_3000_500_IR_ERR2 0x00080000 /* Second error */
#define TC_3000_500_IR_DMABE 0x00100000 /* DMA buffer error */
#define TC_3000_500_IR_DMA2K 0x00200000 /* DMA 2K boundary */
#define TC_3000_500_IR_TCRESET 0x00400000 /* TC reset in prog. */
#define TC_3000_500_IR_TCPAR 0x00800000 /* TC parity error */
#define TC_3000_500_IR_DMATAG 0x01000000 /* DMA tag error */
#define TC_3000_500_IR_DMASBE 0x02000000 /* Single-bit error */
#define TC_3000_500_IR_DMADBE 0x04000000 /* Double-bit error */
#define TC_3000_500_IR_TCTIMEOUT 0x08000000 /* TC timeout on I/O */
#define TC_3000_500_IR_DMABLOCK 0x10000000 /* DMA block too long */
#define TC_3000_500_IR_IOADDR 0x20000000 /* Invalid I/O addr */
#define TC_3000_500_IR_DMASG 0x40000000 /* SG invalid */
#define TC_3000_500_IR_SGPAR 0x80000000 /* SG parity error */
/* I/O Slot Configuration (IOSLOT) bits. */
#define IOSLOT_P 0x04 /* Parity enable. */
#define IOSLOT_B 0x02 /* Block-mode write. */
#define IOSLOT_S 0x01 /* DMA scatter/gather mode. */
/* I/O Slot Configuration (IOSLOT) offsets. */
#define TC_IOSLOT_OPT0 0 /* Option 0 PBS offset. */
#define TC_IOSLOT_OPT1 1 /* Option 1 PBS offset. */
#define TC_IOSLOT_OPT2 2 /* Option 2 PBS offset. */
#define TC_IOSLOT_OPT3 3 /* Option 3 PBS offset. */
#define TC_IOSLOT_OPT4 4 /* Option 4 PBS offset. */
#define TC_IOSLOT_OPT5 5 /* Option 5 PBS offset. */
#define TC_IOSLOT_SCSI 6 /* Option SCSI PBS offset. */
#define TC_IOSLOT_IOASIC 7 /* Option IOASIC PBS offset. */
#define TC_IOSLOT_CXTURBO 8 /* Option CXTURBO PBS offset. */
/* Device number "cookies." */
#define TC_3000_500_DEV_OPT0 0
#define TC_3000_500_DEV_OPT1 1
#define TC_3000_500_DEV_OPT2 2
#define TC_3000_500_DEV_OPT3 3
#define TC_3000_500_DEV_OPT4 4
#define TC_3000_500_DEV_OPT5 5
#define TC_3000_500_DEV_TCDS 6
#define TC_3000_500_DEV_IOASIC 7
#define TC_3000_500_DEV_CXTURBO 8
#define TC_3000_500_DEV_BOGUS -1
#define TC_3000_500_NCOOKIES 9