273 lines
11 KiB
C
273 lines
11 KiB
C
/* $NetBSD: bireg.h,v 1.7 2000/07/06 17:47:02 ragge Exp $ */
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/*
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* Copyright (c) 1988 Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Chris Torek.
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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 the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)bireg.h 7.3 (Berkeley) 6/28/90
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*/
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/*
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* VAXBI node definitions.
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*/
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/*
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* BI node addresses
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*/
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#define BI_NODESIZE 0x2000 /* Size of one BI node */
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#define BI_NODE(node) (BI_NODESIZE * (node))
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#define BI_BASE(bi,nod) ((0x20000000 + (bi) * 0x2000000) + BI_NODE(nod))
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#define MAXNBI 16 /* Spec says there can be 16 anyway */
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#define NNODEBI 16 /* 16 nodes per BI */
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#define BI_PROBE 0x80000 /* CPU on 8200, NBIA on 8800 */
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/*
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* BI nodes all start with BI interface registers (those on the BIIC chip).
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* These are followed with interface-specific registers.
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*
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* NB: This structure does NOT include the four GPRs (not anymore!)
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*
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* 990712: The structs not used anymore due to conversion to bus.h.
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*/
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#ifdef notdef
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struct biiregs {
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u_short bi_dtype; /* device type */
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u_short bi_revs; /* revisions */
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u_long bi_csr; /* control and status register */
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u_long bi_ber; /* bus error register */
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u_long bi_eintrcsr; /* error interrupt control register */
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u_long bi_intrdes; /* interrupt destination register */
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/* the rest are not required for all nodes */
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u_long bi_ipintrmsk; /* IP interrupt mask register */
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u_long bi_fipsdes; /* Force-Bit IPINTR/STOP destination reg */
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u_long bi_ipintrsrc; /* IPINTR source register */
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u_long bi_sadr; /* starting address register */
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u_long bi_eadr; /* ending address register */
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u_long bi_bcicsr; /* BCI control and status register */
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u_long bi_wstat; /* write status register */
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u_long bi_fipscmd; /* Force-Bit IPINTR/STOP command reg */
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u_long bi_xxx1[3]; /* unused */
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u_long bi_uintrcsr; /* user interface interrupt control reg */
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u_long bi_xxx2[43]; /* unused */
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/* although these are on the BIIC, their interpretation varies */
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/* u_long bi_gpr[4]; */ /* general purpose registers */
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};
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/*
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* A generic BI node.
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*/
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struct bi_node {
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struct biiregs biic; /* interface */
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u_long bi_xxx[1988]; /* pad to 8K */
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};
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/*
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* A cpu node.
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*/
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struct bi_cpu {
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struct biiregs biic; /* interface chip */
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u_long bi_gpr[4]; /* gprs (unused) */
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u_long bi_sosr; /* slave only status register */
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u_long bi_xxx[63]; /* pad */
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u_long bi_rxcd; /* receive console data register */
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};
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#endif
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#define BIREG_DTYPE 0x00
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#define BIREG_VAXBICSR 0x04
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#define BIREG_BER 0x08
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#define BIREG_EINTRCSR 0x0c
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#define BIREG_INTRDES 0x10
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#define BIREG_IPINTRMSK 0x14
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#define BIREG_FIPSDES 0x18
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#define BIREG_IPINTRSRC 0x1c
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#define BIREG_SADR 0x20
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#define BIREG_EADR 0x24
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#define BIREG_BCICSR 0x28
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#define BIREG_WSTAT 0x2c
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#define BIREG_FIPSCMD 0x30
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#define BIREG_UINTRCSR 0x40
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/* device types */
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#define BIDT_MS820 0x0001 /* MS820 memory board */
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#define BIDT_DRB32 0x0101 /* DRB32 (MFA) Supercomputer gateway */
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#define BIDT_DWBUA 0x0102 /* DWBUA Unibus adapter */
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#define BIDT_KLESI 0x0103 /* KLESI-B (DWBLA) adapter */
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#define BIDT_HSB70 0x4104 /* HSB70 */
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#define BIDT_KA820 0x0105 /* KA820 cpu */
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#define BIDT_DB88 0x0106 /* DB88 (NBI) adapter */
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#define BIDT_DWMBA 0x2107 /* XMI-BI (XBI) adapter */
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#define BIDT_DWMBB 0x0107 /* XMI-BI (XBI) adapter */
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#define BIDT_CIBCA 0x0108 /* Computer Interconnect adapter */
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#define BIDT_DMB32 0x0109 /* DMB32 (COMB) adapter */
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#define BIDT_BAA 0x010a /* BAA */
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#define BIDT_CIBCI 0x010b /* Computer Interconnect adapter (old) */
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#define BIDT_DEBNT 0x410b /* (AIE_TK70) Ethernet+TK50/TBK70 */
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#define BIDT_KA800 0x010c /* KA800 (ACP) slave processor */
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#define BIDT_KFBTA 0x410d /* RD/RX disk controller */
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#define BIDT_KDB50 0x010e /* KDB50 (BDA) disk controller */
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#define BIDT_DEBNK 0x410e /* (AIE_TK) BI Ethernet (Lance) + TK50 */
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#define BIDT_DEBNA 0x410f /* (AIE) BI Ethernet (Lance) adapter */
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#define BIDT_DEBNI 0x0118 /* (XNA) BI Ethernet adapter */
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/* bits in bi_csr */
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#define BICSR_IREV(x) ((u_char)((x) >> 24)) /* VAXBI interface rev */
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#define BICSR_TYPE(x) ((u_char)((x) >> 16)) /* BIIC type */
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#define BICSR_HES 0x8000 /* hard error summary */
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#define BICSR_SES 0x4000 /* soft error summary */
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#define BICSR_INIT 0x2000 /* initialise node */
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#define BICSR_BROKE 0x1000 /* broke */
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#define BICSR_STS 0x0800 /* self test status */
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#define BICSR_NRST 0x0400 /* node reset */
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#define BICSR_UWP 0x0100 /* unlock write pending */
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#define BICSR_HEIE 0x0080 /* hard error interrupt enable */
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#define BICSR_SEIE 0x0040 /* soft error interrupt enable */
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#define BICSR_ARB_MASK 0x0030 /* mask to get arbitration codes */
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#define BICSR_ARB_NONE 0x0030 /* no arbitration */
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#define BICSR_ARB_LOG 0x0020 /* low priority */
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#define BICSR_ARB_HIGH 0x0010 /* high priority */
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#define BICSR_ARB_RR 0x0000 /* round robin */
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#define BICSR_NODEMASK 0x000f /* node ID */
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#define BICSR_BITS \
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"\20\20HES\17SES\16INIT\15BROKE\14STS\13NRST\11UWP\10HEIE\7SEIE"
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/* bits in bi_ber */
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#define BIBER_MBZ 0x8000fff0
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#define BIBER_NMR 0x40000000 /* no ack to multi-responder command */
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#define BIBER_MTCE 0x20000000 /* master transmit check error */
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#define BIBER_CTE 0x10000000 /* control transmit error */
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#define BIBER_MPE 0x08000000 /* master parity error */
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#define BIBER_ISE 0x04000000 /* interlock sequence error */
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#define BIBER_TDF 0x02000000 /* transmitter during fault */
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#define BIBER_IVE 0x01000000 /* ident vector error */
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#define BIBER_CPE 0x00800000 /* command parity error */
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#define BIBER_SPE 0x00400000 /* slave parity error */
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#define BIBER_RDS 0x00200000 /* read data substitute */
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#define BIBER_RTO 0x00100000 /* retry timeout */
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#define BIBER_STO 0x00080000 /* stall timeout */
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#define BIBER_BTO 0x00040000 /* bus timeout */
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#define BIBER_NEX 0x00020000 /* nonexistent address */
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#define BIBER_ICE 0x00010000 /* illegal confirmation error */
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#define BIBER_UPEN 0x00000008 /* user parity enable */
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#define BIBER_IPE 0x00000004 /* ID parity error */
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#define BIBER_CRD 0x00000002 /* corrected read data */
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#define BIBER_NPE 0x00000001 /* null bus parity error */
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#define BIBER_HARD 0x4fff0000
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#define BIBER_BITS \
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"\20\37NMR\36MTCE\35CTE\34MPE\33ISE\32TDF\31IVE\30CPE\
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\27SPE\26RDS\25RTO\24STO\23BTO\22NEX\21ICE\4UPEN\3IPE\2CRD\1NPE"
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/* bits in bi_eintrcsr */
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#define BIEIC_INTRAB 0x01000000 /* interrupt abort */
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#define BIEIC_INTRC 0x00800000 /* interrupt complete */
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#define BIEIC_INTRSENT 0x00200000 /* interrupt command sent */
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#define BIEIC_INTRFORCE 0x00100000 /* interrupt force */
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#define BIEIC_LEVELMASK 0x000f0000 /* mask for interrupt levels */
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#define BIEIC_IPL17 0x00080000 /* ipl 0x17 */
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#define BIEIC_IPL16 0x00040000 /* ipl 0x16 */
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#define BIEIC_IPL15 0x00020000 /* ipl 0x15 */
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#define BIEIC_IPL14 0x00010000 /* ipl 0x14 */
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#define BIEIC_VECMASK 0x00003ffc /* vector mask for error intr */
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/* bits in bi_intrdes */
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#define BIDEST_MASK 0x0000ffff /* one bit per node to be intr'ed */
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/* bits in bi_ipintrmsk */
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#define BIIPINTR_MASK 0xffff0000 /* one per node to allow to ipintr */
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/* bits in bi_fipsdes */
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#define BIFIPSD_MASK 0x0000ffff
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/* bits in bi_ipintrsrc */
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#define BIIPSRC_MASK 0xffff0000
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/* sadr and eadr are simple addresses */
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/* bits in bi_bcicsr */
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#define BCI_BURSTEN 0x00020000 /* burst mode enable */
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#define BCI_IPSTOP_FRC 0x00010000 /* ipintr/stop force */
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#define BCI_MCASTEN 0x00008000 /* multicast space enable */
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#define BCI_BCASTEN 0x00004000 /* broadcast enable */
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#define BCI_STOPEN 0x00002000 /* stop enable */
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#define BCI_RSRVDEN 0x00001000 /* reserved enable */
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#define BCI_IDENTEN 0x00000800 /* ident enable */
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#define BCI_INVALEN 0x00000400 /* inval enable */
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#define BCI_WINVEN 0x00000200 /* write invalidate enable */
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#define BCI_UINTEN 0x00000100 /* user interface csr space enable */
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#define BCI_BIICEN 0x00000080 /* BIIC csr space enable */
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#define BCI_INTEN 0x00000040 /* interrupt enable */
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#define BCI_IPINTEN 0x00000020 /* ipintr enable */
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#define BCI_PIPEEN 0x00000010 /* pipeline NXT enable */
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#define BCI_RTOEVEN 0x00000008 /* read timeout EV enable */
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#define BCI_BITS \
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"\20\22BURSTEN\21IPSTOP_FRC\20MCASTEN\
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\17BCASTEN\16STOPEN\15RSRVDEN\14IDENTEN\13INVALEN\12WINVEN\11UINTEN\
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\10BIICEN\7INTEN\6IPINTEN\5PIPEEN\4RTOEVEN"
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/* bits in bi_wstat */
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#define BIW_GPR3 0x80000000 /* gpr 3 was written */
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#define BIW_GPR2 0x40000000 /* gpr 2 was written */
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#define BIW_GPR1 0x20000000 /* gpr 1 was written */
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#define BIW_GPR0 0x10000000 /* gpr 0 was written */
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/* bits in force-bit ipintr/stop command register */
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#define BIFIPSC_CMDMASK 0x0000f000 /* command */
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#define BIFIPSC_MIDEN 0x00000800 /* master ID enable */
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/* bits in bi_uintcsr */
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#define BIUI_INTAB 0xf0000000 /* interrupt abort level */
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#define BIUI_INTC 0x0f000000 /* interrupt complete bits */
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#define BIUI_SENT 0x00f00000 /* interrupt sent bits */
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#define BIUI_FORCE 0x000f0000 /* force interrupt level */
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#define BIUI_EVECEN 0x00008000 /* external vector enable */
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#define BIUI_VEC 0x00003ffc /* interrupt vector */
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/* tell if a bi device is a slave (hence has SOSR) */
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#define BIDT_ISSLAVE(x) (((x) & 0x7f00) == 0)
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/* bits in bi_sosr */
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#define BISOSR_MEMSIZE 0x1ffc0000 /* memory size */
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#define BISOSR_BROKE 0x00001000 /* broke */
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/* bits in bi_rxcd */
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#define BIRXCD_BUSY2 0x80000000 /* busy 2 */
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#define BIRXCD_NODE2 0x0f000000 /* node id 2 */
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#define BIRXCD_CHAR2 0x00ff0000 /* character 2 */
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#define BIRXCD_BUSY1 0x00008000 /* busy 1 */
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#define BIRXCD_NODE1 0x00000f00 /* node id 1 */
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#define BIRXCD_CHAR1 0x000000ff /* character 1 */
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