1 /* $NetBSD: ioasicreg.h,v 1.6 2000/07/17 02:18:17 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1991,1990,1989,1994,1995 Carnegie Mellon University 5 * All Rights Reserved. 6 * 7 * Permission to use, copy, modify and distribute this software and 8 * its documentation is hereby granted, provided that both the copyright 9 * notice and this permission notice appear in all copies of the 10 * software, derivative works or modified versions, and any portions 11 * thereof, and that both notices appear in supporting documentation. 12 * 13 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 14 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 15 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 16 * 17 * Carnegie Mellon requests users of this software to return to 18 * 19 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 20 * School of Computer Science 21 * Carnegie Mellon University 22 * Pittsburgh PA 15213-3890 23 * 24 * any improvements or extensions that they make and grant Carnegie the 25 * rights to redistribute these changes. 26 */ 27 28 /*- 29 * Copyright (c) 1992, 1993 30 * The Regents of the University of California. All rights reserved. 31 * 32 * This code is derived from software contributed to Berkeley by 33 * The Mach Operating System project at Carnegie-Mellon University, 34 * Ralph Campbell and Rick Macklem. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by the University of 47 * California, Berkeley and its contributors. 48 * 4. Neither the name of the University nor the names of its contributors 49 * may be used to endorse or promote products derived from this software 50 * without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 * @(#)asic.h 8.1 (Berkeley) 6/10/93 65 */ 66 67 /* 68 * Slot definitions 69 */ 70 71 #define IOASIC_SLOT_0_START 0x000000 72 #define IOASIC_SLOT_1_START 0x040000 73 #define IOASIC_SLOT_2_START 0x080000 74 #define IOASIC_SLOT_3_START 0x0c0000 75 #define IOASIC_SLOT_4_START 0x100000 76 #define IOASIC_SLOT_5_START 0x140000 77 #define IOASIC_SLOT_6_START 0x180000 78 #define IOASIC_SLOT_7_START 0x1c0000 79 #define IOASIC_SLOT_8_START 0x200000 80 #define IOASIC_SLOT_9_START 0x240000 81 #define IOASIC_SLOT_10_START 0x280000 82 #define IOASIC_SLOT_11_START 0x2c0000 83 #define IOASIC_SLOT_12_START 0x300000 84 #define IOASIC_SLOT_13_START 0x340000 85 #define IOASIC_SLOT_14_START 0x380000 86 #define IOASIC_SLOT_15_START 0x3c0000 87 #define IOASIC_SLOTS_END 0x3fffff 88 89 /* 90 * Register offsets (slot 1) 91 */ 92 93 #define IOASIC_SCSI_DMAPTR IOASIC_SLOT_1_START+0x000 94 #define IOASIC_SCSI_NEXTPTR IOASIC_SLOT_1_START+0x010 95 #define IOASIC_LANCE_DMAPTR IOASIC_SLOT_1_START+0x020 96 #define IOASIC_SCC_T1_DMAPTR IOASIC_SLOT_1_START+0x030 97 #define IOASIC_SCC_R1_DMAPTR IOASIC_SLOT_1_START+0x040 98 #define IOASIC_SCC_T2_DMAPTR IOASIC_SLOT_1_START+0x050 99 #define IOASIC_SCC_R2_DMAPTR IOASIC_SLOT_1_START+0x060 100 #define IOASIC_FLOPPY_DMAPTR IOASIC_SLOT_1_START+0x070 101 #define IOASIC_ISDN_X_DMAPTR IOASIC_SLOT_1_START+0x080 102 #define IOASIC_ISDN_X_NEXTPTR IOASIC_SLOT_1_START+0x090 103 #define IOASIC_ISDN_R_DMAPTR IOASIC_SLOT_1_START+0x0a0 104 #define IOASIC_ISDN_R_NEXTPTR IOASIC_SLOT_1_START+0x0b0 105 #define IOASIC_BUFF0 IOASIC_SLOT_1_START+0x0c0 106 #define IOASIC_BUFF1 IOASIC_SLOT_1_START+0x0d0 107 #define IOASIC_BUFF2 IOASIC_SLOT_1_START+0x0e0 108 #define IOASIC_BUFF3 IOASIC_SLOT_1_START+0x0f0 109 #define IOASIC_CSR IOASIC_SLOT_1_START+0x100 110 #define IOASIC_INTR IOASIC_SLOT_1_START+0x110 111 #define IOASIC_IMSK IOASIC_SLOT_1_START+0x120 112 #define IOASIC_CURADDR IOASIC_SLOT_1_START+0x130 113 #define IOASIC_ISDN_X_DATA IOASIC_SLOT_1_START+0x140 114 #define IOASIC_ISDN_R_DATA IOASIC_SLOT_1_START+0x150 115 #define IOASIC_LANCE_DECODE IOASIC_SLOT_1_START+0x160 116 #define IOASIC_SCSI_DECODE IOASIC_SLOT_1_START+0x170 117 #define IOASIC_SCC0_DECODE IOASIC_SLOT_1_START+0x180 118 #define IOASIC_SCC1_DECODE IOASIC_SLOT_1_START+0x190 119 #define IOASIC_FLOPPY_DECODE IOASIC_SLOT_1_START+0x1a0 120 #define IOASIC_SCSI_SCR IOASIC_SLOT_1_START+0x1b0 121 #define IOASIC_SCSI_SDR0 IOASIC_SLOT_1_START+0x1c0 122 #define IOASIC_SCSI_SDR1 IOASIC_SLOT_1_START+0x1d0 123 #define IOASIC_CTR IOASIC_SLOT_1_START+0x1e0 /*3max+/3000*/ 124 125 /* System Status and control Register (SSR). */ 126 #define IOASIC_CSR_DMAEN_T1 0x80000000 /* rw */ 127 #define IOASIC_CSR_DMAEN_R1 0x40000000 /* rw */ 128 #define IOASIC_CSR_DMAEN_T2 0x20000000 /* rw */ 129 #define IOASIC_CSR_DMAEN_R2 0x10000000 /* rw */ 130 #define IOASIC_CSR_FASTMODE 0x08000000 /* rw - 3000 */ 131 #define IOASIC_CSR_xxx 0x07800000 /* reserved - 3000 */ 132 #define IOASIC_CSR_DS_xxx 0x0f800000 /* reserved - DS */ 133 #define IOASIC_CSR_FLOPPY_DIR 0x00400000 /* rw - maxine */ 134 #define IOASIC_CSR_DMAEN_FLOPPY 0x00200000 /* rw - maxine */ 135 #define IOASIC_CSR_DMAEN_ISDN_T 0x00100000 /* rw */ 136 #define IOASIC_CSR_DMAEN_ISDN_R 0x00080000 /* rw */ 137 #define IOASIC_CSR_SCSI_DIR 0x00040000 /* rw - DS */ 138 #define IOASIC_CSR_DMAEN_SCSI 0x00020000 /* rw - DS */ 139 #define IOASIC_CSR_DMAEN_LANCE 0x00010000 /* rw - DS */ 140 /* low 16 bits are rw gp outputs */ 141 #define IOASIC_CSR_DIAGDN 0x00008000 /* rw */ 142 #define IOASIC_CSR_TXDIS_2 0x00004000 /* rw - 3min,3max+ */ 143 #define IOASIC_CSR_TXDIS_1 0x00002000 /* rw - 3min,3max+ */ 144 #define IOASIC_CSR_ISDN_ENABLE 0x00001000 /* rw - 3000/maxine */ 145 #define IOASIC_CSR_SCC_ENABLE 0x00000800 /* rw */ 146 #define IOASIC_CSR_RTC_ENABLE 0x00000400 /* rw */ 147 #define IOASIC_CSR_SCSI_ENABLE 0x00000200 /* rw - DS */ 148 #define IOASIC_CSR_LANCE_ENABLE 0x00000100 /* rw */ 149 150 /* System Interrupt Register (and Interrupt Mask Register). */ 151 #define IOASIC_INTR_T1_PAGE_END 0x80000000 /* rz */ 152 #define IOASIC_INTR_T1_READ_E 0x40000000 /* rz */ 153 #define IOASIC_INTR_R1_HALF_PAGE 0x20000000 /* rz */ 154 #define IOASIC_INTR_R1_DMA_OVRUN 0x10000000 /* rz */ 155 #define IOASIC_INTR_T2_PAGE_END 0x08000000 /* rz */ 156 #define IOASIC_INTR_T2_READ_E 0x04000000 /* rz */ 157 #define IOASIC_INTR_R2_HALF_PAGE 0x02000000 /* rz */ 158 #define IOASIC_INTR_R2_DMA_OVRUN 0x01000000 /* rz */ 159 #define IOASIC_INTR_FLOPPY_DMA_E 0x00800000 /* rz - maxine */ 160 #define IOASIC_INTR_ISDN_TXLOAD 0x00400000 /* rz - 3000/maxine */ 161 #define IOASIC_INTR_ISDN_RXLOAD 0x00200000 /* rz - 3000/maxine */ 162 #define IOASIC_INTR_ISDN_OVRUN 0x00100000 /* rz - 3000/maxine */ 163 #define IOASIC_INTR_SCSI_PTR_LOAD 0x00080000 /* rz - DS */ 164 #define IOASIC_INTR_SCSI_OVRUN 0x00040000 /* rz - DS */ 165 #define IOASIC_INTR_SCSI_READ_E 0x00020000 /* rz - DS */ 166 #define IOASIC_INTR_LANCE_READ_E 0x00010000 /* rz - DS */ 167 168 /* low 16 bits are model-dependent; see also model specific *.h */ 169 #define IOASIC_INTR_NVR_JUMPER 0x00004000 /* ro */ 170 #define IOASIC_INTR_ISDN 0x00002000 /* ro - 3000 */ 171 #define IOASIC_INTR_NRMOD_JUMPER 0x00000400 /* ro */ 172 #define IOASIC_INTR_SEC_CON 0x00000200 /* ro */ 173 #define IOASIC_INTR_SCSI 0x00000200 /* ro - DS */ 174 #define IOASIC_INTR_LANCE 0x00000100 /* ro */ 175 #define IOASIC_INTR_SCC_1 0x00000080 /* ro */ 176 #define IOASIC_INTR_SCC_0 0x00000040 /* ro */ 177 #define IOASIC_INTR_ALT_CON 0x00000008 /* ro - 3000/500 */ 178 #define IOASIC_INTR_300_OPT1 0x00000008 /* ro - 3000/300 */ 179 #define IOASIC_INTR_300_OPT0 0x00000004 /* ro - 3000/300 */ 180 181 /* DMA pointer registers (SCSI, Comm, ...) */ 182 183 #define IOASIC_DMA_ADDR(p) \ 184 ((((p) << 3) & ~0x1f) | (((p) >> 29) & 0x1f)) 185 #define IOASIC_DMA_BLOCKSIZE 0x1000 186 187 /* For the LANCE DMA pointer register initialization the above suffices */ 188 189 /* More SCSI DMA registers */ 190 191 #define IOASIC_SCR_STATUS 0x00000004 192 #define IOASIC_SCR_WORD 0x00000003 193 194 /* Various Decode registers */ 195 196 #define IOASIC_DECODE_HW_ADDRESS 0x000003f0 197 #define IOASIC_DECODE_CHIP_SELECT 0x0000000f 198 199 /* 200 * And slot assignments. 201 */ 202 #define IOASIC_SYS_ETHER_ADDRESS(base) ((base) + IOASIC_SLOT_2_START) 203 #define IOASIC_SYS_LANCE(base) ((base) + IOASIC_SLOT_3_START) 204