summaryrefslogtreecommitdiff
path: root/sys/arch/vax/bi/bireg.h
blob: c540004b0ae17f15042b012b0e10004e51e27d94 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
/*	$OpenBSD: bireg.h,v 1.5 2003/06/02 23:27:56 millert Exp $	*/
/*	$NetBSD: bireg.h,v 1.7 2000/07/06 17:47:02 ragge Exp $	*/
/*
 * 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. 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_NODESIZE	0x2000	/* Size of one BI node */
#define	BI_NODE(node)	(BI_NODESIZE * (node))
#define	BI_BASE(bi,nod)	((0x20000000 + (bi) * 0x2000000) + BI_NODE(nod))
#define	MAXNBI		16	/* Spec says there can be 16 anyway */
#define	NNODEBI		16	/* 16 nodes per BI */

#define	BI_PROBE	0x80000	/* CPU on 8200, NBIA on 8800 */
/*
 * 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!)
 *
 * 990712: The structs not used anymore due to conversion to bus.h.
 */
#ifdef notdef
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

#define	BIREG_DTYPE		0x00
#define	BIREG_VAXBICSR		0x04
#define	BIREG_BER		0x08
#define	BIREG_EINTRCSR		0x0c
#define	BIREG_INTRDES		0x10
#define	BIREG_IPINTRMSK		0x14
#define	BIREG_FIPSDES		0x18
#define	BIREG_IPINTRSRC		0x1c
#define	BIREG_SADR		0x20
#define	BIREG_EADR		0x24
#define	BIREG_BCICSR		0x28
#define	BIREG_WSTAT		0x2c
#define	BIREG_FIPSCMD		0x30
#define	BIREG_UINTRCSR		0x40

/* device types */
#define	BIDT_MS820	0x0001	/* MS820 memory board */
#define	BIDT_DRB32	0x0101	/* DRB32 (MFA) Supercomputer gateway */
#define	BIDT_DWBUA	0x0102	/* DWBUA Unibus adapter */
#define	BIDT_KLESI	0x0103	/* KLESI-B (DWBLA) adapter */
#define	BIDT_HSB70	0x4104	/* HSB70 */
#define	BIDT_KA820	0x0105	/* KA820 cpu */
#define	BIDT_DB88	0x0106	/* DB88 (NBI) adapter */
#define	BIDT_DWMBA	0x2107	/* XMI-BI (XBI) adapter */
#define	BIDT_DWMBB	0x0107	/* XMI-BI (XBI) adapter */
#define	BIDT_CIBCA	0x0108	/* Computer Interconnect adapter */
#define	BIDT_DMB32	0x0109	/* DMB32 (COMB) adapter */
#define	BIDT_BAA	0x010a	/* BAA */
#define	BIDT_CIBCI	0x010b	/* Computer Interconnect adapter (old) */
#define	BIDT_DEBNT	0x410b	/* (AIE_TK70) Ethernet+TK50/TBK70  */
#define	BIDT_KA800	0x010c	/* KA800 (ACP) slave processor */
#define	BIDT_KFBTA	0x410d	/* RD/RX disk controller */
#define	BIDT_KDB50	0x010e	/* KDB50 (BDA) disk controller */
#define	BIDT_DEBNK	0x410e	/* (AIE_TK) BI Ethernet (Lance) + TK50 */
#define	BIDT_DEBNA	0x410f	/* (AIE) BI Ethernet (Lance) adapter */
#define	BIDT_DEBNI	0x0118	/* (XNA) BI Ethernet adapter */


/* 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 */
#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 */