1/* $NetBSD: bireg.h,v 1.7.24.3 2004/09/21 13:27:24 skrll Exp $ */ 2/* 3 * Copyright (c) 1988 Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * Chris Torek. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)bireg.h 7.3 (Berkeley) 6/28/90 34 */ 35 36/* 37 * VAXBI node definitions. 38 */ 39 40/* 41 * BI node addresses 42 */ 43#define BI_NODESIZE 0x2000 /* Size of one BI node */ 44#define BI_NODE(node) (BI_NODESIZE * (node)) 45#define BI_BASE(bi,nod) ((0x20000000 + (bi) * 0x2000000) + BI_NODE(nod)) 46#define MAXNBI 16 /* Spec says there can be 16 anyway */ 47#define NNODEBI 16 /* 16 nodes per BI */ 48 49#define BI_PROBE 0x80000 /* CPU on 8200, NBIA on 8800 */ 50/* 51 * BI nodes all start with BI interface registers (those on the BIIC chip). 52 * These are followed with interface-specific registers. 53 * 54 * NB: This structure does NOT include the four GPRs (not anymore!) 55 * 56 * 990712: The structs not used anymore due to conversion to bus.h. 57 */ 58#ifdef notdef 59struct biiregs { 60 u_short bi_dtype; /* device type */ 61 u_short bi_revs; /* revisions */ 62 u_long bi_csr; /* control and status register */ 63 u_long bi_ber; /* bus error register */ 64 u_long bi_eintrcsr; /* error interrupt control register */ 65 u_long bi_intrdes; /* interrupt destination register */ 66 /* the rest are not required for all nodes */ 67 u_long bi_ipintrmsk; /* IP interrupt mask register */ 68 u_long bi_fipsdes; /* Force-Bit IPINTR/STOP destination reg */ 69 u_long bi_ipintrsrc; /* IPINTR source register */ 70 u_long bi_sadr; /* starting address register */ 71 u_long bi_eadr; /* ending address register */ 72 u_long bi_bcicsr; /* BCI control and status register */ 73 u_long bi_wstat; /* write status register */ 74 u_long bi_fipscmd; /* Force-Bit IPINTR/STOP command reg */ 75 u_long bi_xxx1[3]; /* unused */ 76 u_long bi_uintrcsr; /* user interface interrupt control reg */ 77 u_long bi_xxx2[43]; /* unused */ 78/* although these are on the BIIC, their interpretation varies */ 79/* u_long bi_gpr[4]; */ /* general purpose registers */ 80}; 81 82/* 83 * A generic BI node. 84 */ 85struct bi_node { 86 struct biiregs biic; /* interface */ 87 u_long bi_xxx[1988]; /* pad to 8K */ 88}; 89 90/* 91 * A CPU node. 92 */ 93struct bi_cpu { 94 struct biiregs biic; /* interface chip */ 95 u_long bi_gpr[4]; /* gprs (unused) */ 96 u_long bi_sosr; /* slave only status register */ 97 u_long bi_xxx[63]; /* pad */ 98 u_long bi_rxcd; /* receive console data register */ 99}; 100#endif 101 102#define BIREG_DTYPE 0x00 103#define BIREG_VAXBICSR 0x04 104#define BIREG_BER 0x08 105#define BIREG_EINTRCSR 0x0c 106#define BIREG_INTRDES 0x10 107#define BIREG_IPINTRMSK 0x14 108#define BIREG_FIPSDES 0x18 109#define BIREG_IPINTRSRC 0x1c 110#define BIREG_SADR 0x20 111#define BIREG_EADR 0x24 112#define BIREG_BCICSR 0x28 113#define BIREG_WSTAT 0x2c 114#define BIREG_FIPSCMD 0x30 115#define BIREG_UINTRCSR 0x40 116 117/* device types */ 118#define BIDT_MS820 0x0001 /* MS820 memory board */ 119#define BIDT_DRB32 0x0101 /* DRB32 (MFA) Supercomputer gateway */ 120#define BIDT_DWBUA 0x0102 /* DWBUA Unibus adapter */ 121#define BIDT_KLESI 0x0103 /* KLESI-B (DWBLA) adapter */ 122#define BIDT_HSB70 0x4104 /* HSB70 */ 123#define BIDT_KA820 0x0105 /* KA820 CPU */ 124#define BIDT_DB88 0x0106 /* DB88 (NBI) adapter */ 125#define BIDT_DWMBA 0x2107 /* XMI-BI (XBI) adapter */ 126#define BIDT_DWMBB 0x0107 /* XMI-BI (XBI) adapter */ 127#define BIDT_CIBCA 0x0108 /* Computer Interconnect adapter */ 128#define BIDT_DMB32 0x0109 /* DMB32 (COMB) adapter */ 129#define BIDT_BAA 0x010a /* BAA */ 130#define BIDT_CIBCI 0x010b /* Computer Interconnect adapter (old) */ 131#define BIDT_DEBNT 0x410b /* (AIE_TK70) Ethernet+TK50/TBK70 */ 132#define BIDT_KA800 0x010c /* KA800 (ACP) slave processor */ 133#define BIDT_KFBTA 0x410d /* RD/RX disk controller */ 134#define BIDT_KDB50 0x010e /* KDB50 (BDA) disk controller */ 135#define BIDT_DEBNK 0x410e /* (AIE_TK) BI Ethernet (Lance) + TK50 */ 136#define BIDT_DEBNA 0x410f /* (AIE) BI Ethernet (Lance) adapter */ 137#define BIDT_DEBNI 0x0118 /* (XNA) BI Ethernet adapter */ 138 139 140/* bits in bi_csr */ 141#define BICSR_IREV(x) ((u_char)((x) >> 24)) /* VAXBI interface rev */ 142#define BICSR_TYPE(x) ((u_char)((x) >> 16)) /* BIIC type */ 143#define BICSR_HES 0x8000 /* hard error summary */ 144#define BICSR_SES 0x4000 /* soft error summary */ 145#define BICSR_INIT 0x2000 /* initialise node */ 146#define BICSR_BROKE 0x1000 /* broke */ 147#define BICSR_STS 0x0800 /* self test status */ 148#define BICSR_NRST 0x0400 /* node reset */ 149#define BICSR_UWP 0x0100 /* unlock write pending */ 150#define BICSR_HEIE 0x0080 /* hard error interrupt enable */ 151#define BICSR_SEIE 0x0040 /* soft error interrupt enable */ 152#define BICSR_ARB_MASK 0x0030 /* mask to get arbitration codes */ 153#define BICSR_ARB_NONE 0x0030 /* no arbitration */ 154#define BICSR_ARB_LOG 0x0020 /* low priority */ 155#define BICSR_ARB_HIGH 0x0010 /* high priority */ 156#define BICSR_ARB_RR 0x0000 /* round robin */ 157#define BICSR_NODEMASK 0x000f /* node ID */ 158 159#define BICSR_BITS \ 160"\20\20HES\17SES\16INIT\15BROKE\14STS\13NRST\11UWP\10HEIE\7SEIE" 161 162/* bits in bi_ber */ 163#define BIBER_MBZ 0x8000fff0 164#define BIBER_NMR 0x40000000 /* no ack to multi-responder command */ 165#define BIBER_MTCE 0x20000000 /* master transmit check error */ 166#define BIBER_CTE 0x10000000 /* control transmit error */ 167#define BIBER_MPE 0x08000000 /* master parity error */ 168#define BIBER_ISE 0x04000000 /* interlock sequence error */ 169#define BIBER_TDF 0x02000000 /* transmitter during fault */ 170#define BIBER_IVE 0x01000000 /* ident vector error */ 171#define BIBER_CPE 0x00800000 /* command parity error */ 172#define BIBER_SPE 0x00400000 /* slave parity error */ 173#define BIBER_RDS 0x00200000 /* read data substitute */ 174#define BIBER_RTO 0x00100000 /* retry timeout */ 175#define BIBER_STO 0x00080000 /* stall timeout */ 176#define BIBER_BTO 0x00040000 /* bus timeout */ 177#define BIBER_NEX 0x00020000 /* nonexistent address */ 178#define BIBER_ICE 0x00010000 /* illegal confirmation error */ 179#define BIBER_UPEN 0x00000008 /* user parity enable */ 180#define BIBER_IPE 0x00000004 /* ID parity error */ 181#define BIBER_CRD 0x00000002 /* corrected read data */ 182#define BIBER_NPE 0x00000001 /* null bus parity error */ 183#define BIBER_HARD 0x4fff0000 184 185#define BIBER_BITS \ 186"\20\37NMR\36MTCE\35CTE\34MPE\33ISE\32TDF\31IVE\30CPE\ 187\27SPE\26RDS\25RTO\24STO\23BTO\22NEX\21ICE\4UPEN\3IPE\2CRD\1NPE" 188 189/* bits in bi_eintrcsr */ 190#define BIEIC_INTRAB 0x01000000 /* interrupt abort */ 191#define BIEIC_INTRC 0x00800000 /* interrupt complete */ 192#define BIEIC_INTRSENT 0x00200000 /* interrupt command sent */ 193#define BIEIC_INTRFORCE 0x00100000 /* interrupt force */ 194#define BIEIC_LEVELMASK 0x000f0000 /* mask for interrupt levels */ 195#define BIEIC_IPL17 0x00080000 /* ipl 0x17 */ 196#define BIEIC_IPL16 0x00040000 /* ipl 0x16 */ 197#define BIEIC_IPL15 0x00020000 /* ipl 0x15 */ 198#define BIEIC_IPL14 0x00010000 /* ipl 0x14 */ 199#define BIEIC_VECMASK 0x00003ffc /* vector mask for error intr */ 200 201/* bits in bi_intrdes */ 202#define BIDEST_MASK 0x0000ffff /* one bit per node to be intr'ed */ 203 204/* bits in bi_ipintrmsk */ 205#define BIIPINTR_MASK 0xffff0000 /* one per node to allow to ipintr */ 206 207/* bits in bi_fipsdes */ 208#define BIFIPSD_MASK 0x0000ffff 209 210/* bits in bi_ipintrsrc */ 211#define BIIPSRC_MASK 0xffff0000 212 213/* sadr and eadr are simple addresses */ 214 215/* bits in bi_bcicsr */ 216#define BCI_BURSTEN 0x00020000 /* burst mode enable */ 217#define BCI_IPSTOP_FRC 0x00010000 /* ipintr/stop force */ 218#define BCI_MCASTEN 0x00008000 /* multicast space enable */ 219#define BCI_BCASTEN 0x00004000 /* broadcast enable */ 220#define BCI_STOPEN 0x00002000 /* stop enable */ 221#define BCI_RSRVDEN 0x00001000 /* reserved enable */ 222#define BCI_IDENTEN 0x00000800 /* ident enable */ 223#define BCI_INVALEN 0x00000400 /* inval enable */ 224#define BCI_WINVEN 0x00000200 /* write invalidate enable */ 225#define BCI_UINTEN 0x00000100 /* user interface csr space enable */ 226#define BCI_BIICEN 0x00000080 /* BIIC csr space enable */ 227#define BCI_INTEN 0x00000040 /* interrupt enable */ 228#define BCI_IPINTEN 0x00000020 /* ipintr enable */ 229#define BCI_PIPEEN 0x00000010 /* pipeline NXT enable */ 230#define BCI_RTOEVEN 0x00000008 /* read timeout EV enable */ 231 232#define BCI_BITS \ 233"\20\22BURSTEN\21IPSTOP_FRC\20MCASTEN\ 234\17BCASTEN\16STOPEN\15RSRVDEN\14IDENTEN\13INVALEN\12WINVEN\11UINTEN\ 235\10BIICEN\7INTEN\6IPINTEN\5PIPEEN\4RTOEVEN" 236 237/* bits in bi_wstat */ 238#define BIW_GPR3 0x80000000 /* gpr 3 was written */ 239#define BIW_GPR2 0x40000000 /* gpr 2 was written */ 240#define BIW_GPR1 0x20000000 /* gpr 1 was written */ 241#define BIW_GPR0 0x10000000 /* gpr 0 was written */ 242 243/* bits in force-bit ipintr/stop command register */ 244#define BIFIPSC_CMDMASK 0x0000f000 /* command */ 245#define BIFIPSC_MIDEN 0x00000800 /* master ID enable */ 246 247/* bits in bi_uintcsr */ 248#define BIUI_INTAB 0xf0000000 /* interrupt abort level */ 249#define BIUI_INTC 0x0f000000 /* interrupt complete bits */ 250#define BIUI_SENT 0x00f00000 /* interrupt sent bits */ 251#define BIUI_FORCE 0x000f0000 /* force interrupt level */ 252#define BIUI_EVECEN 0x00008000 /* external vector enable */ 253#define BIUI_VEC 0x00003ffc /* interrupt vector */ 254 255/* tell if a bi device is a slave (hence has SOSR) */ 256#define BIDT_ISSLAVE(x) (((x) & 0x7f00) == 0) 257 258/* bits in bi_sosr */ 259#define BISOSR_MEMSIZE 0x1ffc0000 /* memory size */ 260#define BISOSR_BROKE 0x00001000 /* broke */ 261 262/* bits in bi_rxcd */ 263#define BIRXCD_BUSY2 0x80000000 /* busy 2 */ 264#define BIRXCD_NODE2 0x0f000000 /* node id 2 */ 265#define BIRXCD_CHAR2 0x00ff0000 /* character 2 */ 266#define BIRXCD_BUSY1 0x00008000 /* busy 1 */ 267#define BIRXCD_NODE1 0x00000f00 /* node id 1 */ 268#define BIRXCD_CHAR1 0x000000ff /* character 1 */ 269