Annotation of sys/arch/vax/bi/bireg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: bireg.h,v 1.5 2003/06/02 23:27:56 millert Exp $ */
2: /* $NetBSD: bireg.h,v 1.7 2000/07/06 17:47:02 ragge Exp $ */
3: /*
4: * Copyright (c) 1988 Regents of the University of California.
5: * All rights reserved.
6: *
7: * This code is derived from software contributed to Berkeley by
8: * Chris Torek.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. Neither the name of the University nor the names of its contributors
19: * may be used to endorse or promote products derived from this software
20: * without specific prior written permission.
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32: * SUCH DAMAGE.
33: *
34: * @(#)bireg.h 7.3 (Berkeley) 6/28/90
35: */
36:
37: /*
38: * VAXBI node definitions.
39: */
40:
41: /*
42: * BI node addresses
43: */
44: #define BI_NODESIZE 0x2000 /* Size of one BI node */
45: #define BI_NODE(node) (BI_NODESIZE * (node))
46: #define BI_BASE(bi,nod) ((0x20000000 + (bi) * 0x2000000) + BI_NODE(nod))
47: #define MAXNBI 16 /* Spec says there can be 16 anyway */
48: #define NNODEBI 16 /* 16 nodes per BI */
49:
50: #define BI_PROBE 0x80000 /* CPU on 8200, NBIA on 8800 */
51: /*
52: * BI nodes all start with BI interface registers (those on the BIIC chip).
53: * These are followed with interface-specific registers.
54: *
55: * NB: This structure does NOT include the four GPRs (not anymore!)
56: *
57: * 990712: The structs not used anymore due to conversion to bus.h.
58: */
59: #ifdef notdef
60: struct biiregs {
61: u_short bi_dtype; /* device type */
62: u_short bi_revs; /* revisions */
63: u_long bi_csr; /* control and status register */
64: u_long bi_ber; /* bus error register */
65: u_long bi_eintrcsr; /* error interrupt control register */
66: u_long bi_intrdes; /* interrupt destination register */
67: /* the rest are not required for all nodes */
68: u_long bi_ipintrmsk; /* IP interrupt mask register */
69: u_long bi_fipsdes; /* Force-Bit IPINTR/STOP destination reg */
70: u_long bi_ipintrsrc; /* IPINTR source register */
71: u_long bi_sadr; /* starting address register */
72: u_long bi_eadr; /* ending address register */
73: u_long bi_bcicsr; /* BCI control and status register */
74: u_long bi_wstat; /* write status register */
75: u_long bi_fipscmd; /* Force-Bit IPINTR/STOP command reg */
76: u_long bi_xxx1[3]; /* unused */
77: u_long bi_uintrcsr; /* user interface interrupt control reg */
78: u_long bi_xxx2[43]; /* unused */
79: /* although these are on the BIIC, their interpretation varies */
80: /* u_long bi_gpr[4]; */ /* general purpose registers */
81: };
82:
83: /*
84: * A generic BI node.
85: */
86: struct bi_node {
87: struct biiregs biic; /* interface */
88: u_long bi_xxx[1988]; /* pad to 8K */
89: };
90:
91: /*
92: * A cpu node.
93: */
94: struct bi_cpu {
95: struct biiregs biic; /* interface chip */
96: u_long bi_gpr[4]; /* gprs (unused) */
97: u_long bi_sosr; /* slave only status register */
98: u_long bi_xxx[63]; /* pad */
99: u_long bi_rxcd; /* receive console data register */
100: };
101: #endif
102:
103: #define BIREG_DTYPE 0x00
104: #define BIREG_VAXBICSR 0x04
105: #define BIREG_BER 0x08
106: #define BIREG_EINTRCSR 0x0c
107: #define BIREG_INTRDES 0x10
108: #define BIREG_IPINTRMSK 0x14
109: #define BIREG_FIPSDES 0x18
110: #define BIREG_IPINTRSRC 0x1c
111: #define BIREG_SADR 0x20
112: #define BIREG_EADR 0x24
113: #define BIREG_BCICSR 0x28
114: #define BIREG_WSTAT 0x2c
115: #define BIREG_FIPSCMD 0x30
116: #define BIREG_UINTRCSR 0x40
117:
118: /* device types */
119: #define BIDT_MS820 0x0001 /* MS820 memory board */
120: #define BIDT_DRB32 0x0101 /* DRB32 (MFA) Supercomputer gateway */
121: #define BIDT_DWBUA 0x0102 /* DWBUA Unibus adapter */
122: #define BIDT_KLESI 0x0103 /* KLESI-B (DWBLA) adapter */
123: #define BIDT_HSB70 0x4104 /* HSB70 */
124: #define BIDT_KA820 0x0105 /* KA820 cpu */
125: #define BIDT_DB88 0x0106 /* DB88 (NBI) adapter */
126: #define BIDT_DWMBA 0x2107 /* XMI-BI (XBI) adapter */
127: #define BIDT_DWMBB 0x0107 /* XMI-BI (XBI) adapter */
128: #define BIDT_CIBCA 0x0108 /* Computer Interconnect adapter */
129: #define BIDT_DMB32 0x0109 /* DMB32 (COMB) adapter */
130: #define BIDT_BAA 0x010a /* BAA */
131: #define BIDT_CIBCI 0x010b /* Computer Interconnect adapter (old) */
132: #define BIDT_DEBNT 0x410b /* (AIE_TK70) Ethernet+TK50/TBK70 */
133: #define BIDT_KA800 0x010c /* KA800 (ACP) slave processor */
134: #define BIDT_KFBTA 0x410d /* RD/RX disk controller */
135: #define BIDT_KDB50 0x010e /* KDB50 (BDA) disk controller */
136: #define BIDT_DEBNK 0x410e /* (AIE_TK) BI Ethernet (Lance) + TK50 */
137: #define BIDT_DEBNA 0x410f /* (AIE) BI Ethernet (Lance) adapter */
138: #define BIDT_DEBNI 0x0118 /* (XNA) BI Ethernet adapter */
139:
140:
141: /* bits in bi_csr */
142: #define BICSR_IREV(x) ((u_char)((x) >> 24)) /* VAXBI interface rev */
143: #define BICSR_TYPE(x) ((u_char)((x) >> 16)) /* BIIC type */
144: #define BICSR_HES 0x8000 /* hard error summary */
145: #define BICSR_SES 0x4000 /* soft error summary */
146: #define BICSR_INIT 0x2000 /* initialise node */
147: #define BICSR_BROKE 0x1000 /* broke */
148: #define BICSR_STS 0x0800 /* self test status */
149: #define BICSR_NRST 0x0400 /* node reset */
150: #define BICSR_UWP 0x0100 /* unlock write pending */
151: #define BICSR_HEIE 0x0080 /* hard error interrupt enable */
152: #define BICSR_SEIE 0x0040 /* soft error interrupt enable */
153: #define BICSR_ARB_MASK 0x0030 /* mask to get arbitration codes */
154: #define BICSR_ARB_NONE 0x0030 /* no arbitration */
155: #define BICSR_ARB_LOG 0x0020 /* low priority */
156: #define BICSR_ARB_HIGH 0x0010 /* high priority */
157: #define BICSR_ARB_RR 0x0000 /* round robin */
158: #define BICSR_NODEMASK 0x000f /* node ID */
159:
160: #define BICSR_BITS \
161: "\20\20HES\17SES\16INIT\15BROKE\14STS\13NRST\11UWP\10HEIE\7SEIE"
162:
163: /* bits in bi_ber */
164: #define BIBER_MBZ 0x8000fff0
165: #define BIBER_NMR 0x40000000 /* no ack to multi-responder command */
166: #define BIBER_MTCE 0x20000000 /* master transmit check error */
167: #define BIBER_CTE 0x10000000 /* control transmit error */
168: #define BIBER_MPE 0x08000000 /* master parity error */
169: #define BIBER_ISE 0x04000000 /* interlock sequence error */
170: #define BIBER_TDF 0x02000000 /* transmitter during fault */
171: #define BIBER_IVE 0x01000000 /* ident vector error */
172: #define BIBER_CPE 0x00800000 /* command parity error */
173: #define BIBER_SPE 0x00400000 /* slave parity error */
174: #define BIBER_RDS 0x00200000 /* read data substitute */
175: #define BIBER_RTO 0x00100000 /* retry timeout */
176: #define BIBER_STO 0x00080000 /* stall timeout */
177: #define BIBER_BTO 0x00040000 /* bus timeout */
178: #define BIBER_NEX 0x00020000 /* nonexistent address */
179: #define BIBER_ICE 0x00010000 /* illegal confirmation error */
180: #define BIBER_UPEN 0x00000008 /* user parity enable */
181: #define BIBER_IPE 0x00000004 /* ID parity error */
182: #define BIBER_CRD 0x00000002 /* corrected read data */
183: #define BIBER_NPE 0x00000001 /* null bus parity error */
184: #define BIBER_HARD 0x4fff0000
185:
186: #define BIBER_BITS \
187: "\20\37NMR\36MTCE\35CTE\34MPE\33ISE\32TDF\31IVE\30CPE\
188: \27SPE\26RDS\25RTO\24STO\23BTO\22NEX\21ICE\4UPEN\3IPE\2CRD\1NPE"
189:
190: /* bits in bi_eintrcsr */
191: #define BIEIC_INTRAB 0x01000000 /* interrupt abort */
192: #define BIEIC_INTRC 0x00800000 /* interrupt complete */
193: #define BIEIC_INTRSENT 0x00200000 /* interrupt command sent */
194: #define BIEIC_INTRFORCE 0x00100000 /* interrupt force */
195: #define BIEIC_LEVELMASK 0x000f0000 /* mask for interrupt levels */
196: #define BIEIC_IPL17 0x00080000 /* ipl 0x17 */
197: #define BIEIC_IPL16 0x00040000 /* ipl 0x16 */
198: #define BIEIC_IPL15 0x00020000 /* ipl 0x15 */
199: #define BIEIC_IPL14 0x00010000 /* ipl 0x14 */
200: #define BIEIC_VECMASK 0x00003ffc /* vector mask for error intr */
201:
202: /* bits in bi_intrdes */
203: #define BIDEST_MASK 0x0000ffff /* one bit per node to be intr'ed */
204:
205: /* bits in bi_ipintrmsk */
206: #define BIIPINTR_MASK 0xffff0000 /* one per node to allow to ipintr */
207:
208: /* bits in bi_fipsdes */
209: #define BIFIPSD_MASK 0x0000ffff
210:
211: /* bits in bi_ipintrsrc */
212: #define BIIPSRC_MASK 0xffff0000
213:
214: /* sadr and eadr are simple addresses */
215:
216: /* bits in bi_bcicsr */
217: #define BCI_BURSTEN 0x00020000 /* burst mode enable */
218: #define BCI_IPSTOP_FRC 0x00010000 /* ipintr/stop force */
219: #define BCI_MCASTEN 0x00008000 /* multicast space enable */
220: #define BCI_BCASTEN 0x00004000 /* broadcast enable */
221: #define BCI_STOPEN 0x00002000 /* stop enable */
222: #define BCI_RSRVDEN 0x00001000 /* reserved enable */
223: #define BCI_IDENTEN 0x00000800 /* ident enable */
224: #define BCI_INVALEN 0x00000400 /* inval enable */
225: #define BCI_WINVEN 0x00000200 /* write invalidate enable */
226: #define BCI_UINTEN 0x00000100 /* user interface csr space enable */
227: #define BCI_BIICEN 0x00000080 /* BIIC csr space enable */
228: #define BCI_INTEN 0x00000040 /* interrupt enable */
229: #define BCI_IPINTEN 0x00000020 /* ipintr enable */
230: #define BCI_PIPEEN 0x00000010 /* pipeline NXT enable */
231: #define BCI_RTOEVEN 0x00000008 /* read timeout EV enable */
232:
233: #define BCI_BITS \
234: "\20\22BURSTEN\21IPSTOP_FRC\20MCASTEN\
235: \17BCASTEN\16STOPEN\15RSRVDEN\14IDENTEN\13INVALEN\12WINVEN\11UINTEN\
236: \10BIICEN\7INTEN\6IPINTEN\5PIPEEN\4RTOEVEN"
237:
238: /* bits in bi_wstat */
239: #define BIW_GPR3 0x80000000 /* gpr 3 was written */
240: #define BIW_GPR2 0x40000000 /* gpr 2 was written */
241: #define BIW_GPR1 0x20000000 /* gpr 1 was written */
242: #define BIW_GPR0 0x10000000 /* gpr 0 was written */
243:
244: /* bits in force-bit ipintr/stop command register */
245: #define BIFIPSC_CMDMASK 0x0000f000 /* command */
246: #define BIFIPSC_MIDEN 0x00000800 /* master ID enable */
247:
248: /* bits in bi_uintcsr */
249: #define BIUI_INTAB 0xf0000000 /* interrupt abort level */
250: #define BIUI_INTC 0x0f000000 /* interrupt complete bits */
251: #define BIUI_SENT 0x00f00000 /* interrupt sent bits */
252: #define BIUI_FORCE 0x000f0000 /* force interrupt level */
253: #define BIUI_EVECEN 0x00008000 /* external vector enable */
254: #define BIUI_VEC 0x00003ffc /* interrupt vector */
255:
256: /* tell if a bi device is a slave (hence has SOSR) */
257: #define BIDT_ISSLAVE(x) (((x) & 0x7f00) == 0)
258:
259: /* bits in bi_sosr */
260: #define BISOSR_MEMSIZE 0x1ffc0000 /* memory size */
261: #define BISOSR_BROKE 0x00001000 /* broke */
262:
263: /* bits in bi_rxcd */
264: #define BIRXCD_BUSY2 0x80000000 /* busy 2 */
265: #define BIRXCD_NODE2 0x0f000000 /* node id 2 */
266: #define BIRXCD_CHAR2 0x00ff0000 /* character 2 */
267: #define BIRXCD_BUSY1 0x00008000 /* busy 1 */
268: #define BIRXCD_NODE1 0x00000f00 /* node id 1 */
269: #define BIRXCD_CHAR1 0x000000ff /* character 1 */
CVSweb