BSD 4_3_Net_2 release
[unix-history] / usr / src / sys / vax / bi / bireg.h
/*
* Copyright (c) 1988 Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Chris Torek.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)bireg.h 7.3 (Berkeley) 6/28/90
*/
/*
* VAXBI node definitions.
*/
/*
* BI node addresses
*/
#define BI_BASE(bi) ((struct bi_node *) (0x20000000 + (bi)*0x2000000))
#define NNODEBI 16 /* 16 nodes per BI */
/* `local space' 0x20800000 /* ??? */
#ifndef LOCORE
/*
* BI nodes all start with BI interface registers (those on the BIIC chip).
* These are followed with interface-specific registers.
*
* NB: This structure does NOT include the four GPRs (not anymore!)
*/
struct biiregs {
u_short bi_dtype; /* device type */
u_short bi_revs; /* revisions */
u_long bi_csr; /* control and status register */
u_long bi_ber; /* bus error register */
u_long bi_eintrcsr; /* error interrupt control register */
u_long bi_intrdes; /* interrupt destination register */
/* the rest are not required for all nodes */
u_long bi_ipintrmsk; /* IP interrupt mask register */
u_long bi_fipsdes; /* Force-Bit IPINTR/STOP destination reg */
u_long bi_ipintrsrc; /* IPINTR source register */
u_long bi_sadr; /* starting address register */
u_long bi_eadr; /* ending address register */
u_long bi_bcicsr; /* BCI control and status register */
u_long bi_wstat; /* write status register */
u_long bi_fipscmd; /* Force-Bit IPINTR/STOP command reg */
u_long bi_xxx1[3]; /* unused */
u_long bi_uintrcsr; /* user interface interrupt control reg */
u_long bi_xxx2[43]; /* unused */
/* although these are on the BIIC, their interpretation varies */
/* u_long bi_gpr[4]; /* general purpose registers */
};
/*
* A generic BI node.
*/
struct bi_node {
struct biiregs biic; /* interface */
u_long bi_xxx[1988]; /* pad to 8K */
};
/*
* A cpu node.
*/
struct bi_cpu {
struct biiregs biic; /* interface chip */
u_long bi_gpr[4]; /* gprs (unused) */
u_long bi_sosr; /* slave only status register */
u_long bi_xxx[63]; /* pad */
u_long bi_rxcd; /* receive console data register */
};
#endif LOCORE
/* device types */
#define BIDT_MS820 0x0001 /* MS820 memory board */
#define BIDT_DWBUA 0x0102 /* DWBUA Unibus adapter */
#define BIDT_KLESI 0x0103 /* KLESI-B adapter */
#define BIDT_KA820 0x0105 /* KA820 cpu */
#define BIDT_DB88 0x0106 /* DB88 adapter */
#define BIDT_DMB32 0x0109 /* DMB32 adapter */
#define BIDT_KDB50 0x010e /* KDB50 disk controller */
#define BIDT_DEBNK 0x410e /* BI Ethernet (Lance) + TK50 */
#define BIDT_DEBNA 0x410f /* BI Ethernet (Lance) adapter */
#ifdef notdef /* CPU (KA820) bits in bi_revs */
#define BI_CPUREV(x) (((x) >> 11)) /* CPU revision code */
#define BI_UPATCHREV(x) (((x) >> 1) & 0x3ff) /* microcode patch rev */
#define BI_SPATCHREV(x) (((x) & 1) /* secondary patch rev */
#endif
/* bits in bi_csr */
#define BICSR_IREV(x) ((u_char)((x) >> 24)) /* VAXBI interface rev */
#define BICSR_TYPE(x) ((u_char)((x) >> 16)) /* BIIC type */
#define BICSR_HES 0x8000 /* hard error summary */
#define BICSR_SES 0x4000 /* soft error summary */
#define BICSR_INIT 0x2000 /* initialise node */
#define BICSR_BROKE 0x1000 /* broke */
#define BICSR_STS 0x0800 /* self test status */
#define BICSR_NRST 0x0400 /* node reset */
#define BICSR_UWP 0x0100 /* unlock write pending */
#define BICSR_HEIE 0x0080 /* hard error interrupt enable */
#define BICSR_SEIE 0x0040 /* soft error interrupt enable */
#define BICSR_ARB_MASK 0x0030 /* mask to get arbitration codes */
#define BICSR_ARB_NONE 0x0030 /* no arbitration */
#define BICSR_ARB_LOG 0x0020 /* low priority */
#define BICSR_ARB_HIGH 0x0010 /* high priority */
#define BICSR_ARB_RR 0x0000 /* round robin */
#define BICSR_NODEMASK 0x000f /* node ID */
#define BICSR_BITS \
"\20\20HES\17SES\16INIT\15BROKE\14STS\13NRST\11UWP\10HEIE\7SEIE"
/* bits in bi_ber */
#define BIBER_MBZ 0x8000fff0
#define BIBER_NMR 0x40000000 /* no ack to multi-responder command */
#define BIBER_MTCE 0x20000000 /* master transmit check error */
#define BIBER_CTE 0x10000000 /* control transmit error */
#define BIBER_MPE 0x08000000 /* master parity error */
#define BIBER_ISE 0x04000000 /* interlock sequence error */
#define BIBER_TDF 0x02000000 /* transmitter during fault */
#define BIBER_IVE 0x01000000 /* ident vector error */
#define BIBER_CPE 0x00800000 /* command parity error */
#define BIBER_SPE 0x00400000 /* slave parity error */
#define BIBER_RDS 0x00200000 /* read data substitute */
#define BIBER_RTO 0x00100000 /* retry timeout */
#define BIBER_STO 0x00080000 /* stall timeout */
#define BIBER_BTO 0x00040000 /* bus timeout */
#define BIBER_NEX 0x00020000 /* nonexistent address */
#define BIBER_ICE 0x00010000 /* illegal confirmation error */
#define BIBER_UPEN 0x00000008 /* user parity enable */
#define BIBER_IPE 0x00000004 /* ID parity error */
#define BIBER_CRD 0x00000002 /* corrected read data */
#define BIBER_NPE 0x00000001 /* null bus parity error */
#define BIBER_HARD 0x4fff0000
#define BIBER_BITS \
"\20\37NMR\36MTCE\35CTE\34MPE\33ISE\32TDF\31IVE\30CPE\
\27SPE\26RDS\25RTO\24STO\23BTO\22NEX\21ICE\4UPEN\3IPE\2CRD\1NPE"
/* bits in bi_eintrcsr */
#define BIEIC_INTRAB 0x01000000 /* interrupt abort */
#define BIEIC_INTRC 0x00800000 /* interrupt complete */
#define BIEIC_INTRSENT 0x00200000 /* interrupt command sent */
#define BIEIC_INTRFORCE 0x00100000 /* interrupt force */
#define BIEIC_LEVELMASK 0x000f0000 /* mask for interrupt levels */
#define BIEIC_IPL17 0x00080000 /* ipl 0x17 */
#define BIEIC_IPL16 0x00040000 /* ipl 0x16 */
#define BIEIC_IPL15 0x00020000 /* ipl 0x15 */
#define BIEIC_IPL14 0x00010000 /* ipl 0x14 */
#define BIEIC_VECMASK 0x00003ffc /* vector mask for error intr */
/* bits in bi_intrdes */
#define BIDEST_MASK 0x0000ffff /* one bit per node to be intr'ed */
/* bits in bi_ipintrmsk */
#define BIIPINTR_MASK 0xffff0000 /* one per node to allow to ipintr */
/* bits in bi_fipsdes */
#define BIFIPSD_MASK 0x0000ffff
/* bits in bi_ipintrsrc */
#define BIIPSRC_MASK 0xffff0000
/* sadr and eadr are simple addresses */
/* bits in bi_bcicsr */
#define BCI_BURSTEN 0x00020000 /* burst mode enable */
#define BCI_IPSTOP_FRC 0x00010000 /* ipintr/stop force */
#define BCI_MCASTEN 0x00008000 /* multicast space enable */
#define BCI_BCASTEN 0x00004000 /* broadcast enable */
#define BCI_STOPEN 0x00002000 /* stop enable */
#define BCI_RSRVDEN 0x00001000 /* reserved enable */
#define BCI_IDENTEN 0x00000800 /* ident enable */
#define BCI_INVALEN 0x00000400 /* inval enable */
#define BCI_WINVEN 0x00000200 /* write invalidate enable */
#define BCI_UINTEN 0x00000100 /* user interface csr space enable */
#define BCI_BIICEN 0x00000080 /* BIIC csr space enable */
#define BCI_INTEN 0x00000040 /* interrupt enable */
#define BCI_IPINTEN 0x00000020 /* ipintr enable */
#define BCI_PIPEEN 0x00000010 /* pipeline NXT enable */
#define BCI_RTOEVEN 0x00000008 /* read timeout EV enable */
#define BCI_BITS \
"\20\22BURSTEN\21IPSTOP_FRC\20MCASTEN\
\17BCASTEN\16STOPEN\15RSRVDEN\14IDENTEN\13INVALEN\12WINVEN\11UINTEN\
\10BIICEN\7INTEN\6IPINTEN\5PIPEEN\4RTOEVEN"
/* bits in bi_wstat */
#define BIW_GPR3 0x80000000 /* gpr 3 was written */
#define BIW_GPR2 0x40000000 /* gpr 2 was written */
#define BIW_GPR1 0x20000000 /* gpr 1 was written */
#define BIW_GPR0 0x10000000 /* gpr 0 was written */
/* bits in force-bit ipintr/stop command register 8/
#define BIFIPSC_CMDMASK 0x0000f000 /* command */
#define BIFIPSC_MIDEN 0x00000800 /* master ID enable */
/* bits in bi_uintcsr */
#define BIUI_INTAB 0xf0000000 /* interrupt abort level */
#define BIUI_INTC 0x0f000000 /* interrupt complete bits */
#define BIUI_SENT 0x00f00000 /* interrupt sent bits */
#define BIUI_FORCE 0x000f0000 /* force interrupt level */
#define BIUI_EVECEN 0x00008000 /* external vector enable */
#define BIUI_VEC 0x00003ffc /* interrupt vector */
/* tell if a bi device is a slave (hence has SOSR) */
#define BIDT_ISSLAVE(x) (((x) & 0x7f00) == 0)
/* bits in bi_sosr */
#define BISOSR_MEMSIZE 0x1ffc0000 /* memory size */
#define BISOSR_BROKE 0x00001000 /* broke */
/* bits in bi_rxcd */
#define BIRXCD_BUSY2 0x80000000 /* busy 2 */
#define BIRXCD_NODE2 0x0f000000 /* node id 2 */
#define BIRXCD_CHAR2 0x00ff0000 /* character 2 */
#define BIRXCD_BUSY1 0x00008000 /* busy 1 */
#define BIRXCD_NODE1 0x00000f00 /* node id 1 */
#define BIRXCD_CHAR1 0x000000ff /* character 1 */