Annotation of sys/arch/mvme68k/include/prom.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: prom.h,v 1.11 2003/06/02 05:09:14 deraadt Exp $ */
2:
3: /*
4: * Copyright (c) 1995 Theo de Raadt
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: *
16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26: */
27: #ifndef _MACHINE_PROM_H_
28: #define _MACHINE_PROM_H_
29:
30: #define MVMEPROM_INCHR 0x00
31: #define MVMEPROM_INSTAT 0x01
32: #define MVMEPROM_INLN 0x02
33: #define MVMEPROM_READSTR 0x03
34: #define MVMEPROM_READLN 0x04
35: #define MVMEPROM_OUTCHR 0x20
36: #define MVMEPROM_OUTSTR 0x21
37: #define MVMEPROM_DSKRD 0x10
38: #define MVMEPROM_DSKWR 0x11
39: #define MVMEPROM_DSKCFIG 0x12
40: #define MVMEPROM_DSKFMT 0x14
41: #define MVMEPROM_DSKCTRL 0x15
42: #define MVMEPROM_NETCTRL 0x1d
43: #define MVMEPROM_OUTSTRCRLF 0x22
44: #define MVMEPROM_WRITE 0x23
45: #define MVMEPROM_WRITELN 0x24
46: #define MVMEPROM_DELAY 0x43
47: #define MVMEPROM_RTC_RD 0x53
48: #define MVMEPROM_EXIT 0x63
49: #define MVMEPROM_GETBRDID 0x70
50: #define MVMEPROM_ENVIRON 0x71
51:
52: #define NETCTRLCMD_GETETHER 1
53:
54: #define ENVIRONCMD_WRITE 1
55: #define ENVIRONCMD_READ 2
56: #define ENVIRONTYPE_EOL 0
57: #define ENVIRONTYPE_START 1
58: #define ENVIRONTYPE_DISKBOOT 2
59: #define ENVIRONTYPE_ROMBOOT 3
60: #define ENVIRONTYPE_NETBOOT 4
61: #define ENVIRONTYPE_MEMSIZE 5
62:
63: #ifndef _LOCORE
64: struct prom_netctrl {
65: u_char dev;
66: u_char ctrl;
67: u_short status;
68: u_long cmd;
69: u_long addr;
70: u_long len;
71: u_long flags;
72: };
73:
74: struct prom_environ_hdr {
75: u_char type;
76: u_char len;
77: };
78:
79: struct mvmeprom_brdid {
80: u_long eye_catcher;
81: u_char rev;
82: u_char month;
83: u_char day;
84: u_char year;
85: u_short size;
86: u_short rsv1;
87: u_short model;
88: u_short suffix;
89: u_short options;
90: u_char family;
91: u_char cpu;
92: u_short ctrlun;
93: u_short devlun;
94: u_short devtype;
95: u_short devnum;
96: u_long bug;
97:
98: /*
99: * XXX: I have seen no documentation for these!
100: *
101: * The following (appears to) exist only on the MVME162 and
102: * upwards. We should figure out what the other fields are.
103: */
104: u_char xx1[16];
105: u_char xx2[4];
106: u_char longname[12];
107: u_char xx3[16];
108: u_char speed[4];
109: u_char xx4[12];
110: };
111:
112: struct mvmeprom_time {
113: u_char year_BCD;
114: u_char month_BCD;
115: u_char day_BCD;
116: u_char wday_BCD;
117: u_char hour_BCD;
118: u_char min_BCD;
119: u_char sec_BCD;
120: u_char cal_BCD;
121: };
122:
123: struct mvmeprom_dskio {
124: u_char ctrl_lun;
125: u_char dev_lun;
126: u_short status;
127: void *pbuffer;
128: u_long blk_num;
129: u_short blk_cnt;
130: u_char flag;
131: #define BUG_FILE_MARK 0x80
132: #define IGNORE_FILENUM 0x02
133: #define END_OF_FILE 0x01
134: u_char addr_mod;
135: };
136: #define MVMEPROM_BLOCK_SIZE 256
137:
138: struct mvmeprom_args {
139: u_int dev_lun;
140: u_int ctrl_lun;
141: u_int flags;
142: u_int ctrl_addr;
143: u_int entry;
144: u_int conf_blk;
145: char *arg_start;
146: char *arg_end;
147: char *nbarg_start;
148: char *nbarg_end;
149: u_int cputyp;
150: };
151:
152: #endif
153:
154: #define MVMEPROM_CALL(x) \
155: __asm__ __volatile__ (__CONCAT("trap #15; .short ", __STRING(x)) )
156: #define MVMEPROM_NOARG() \
157: __asm__ __volatile__ ("clrl sp@-")
158: #define MVMEPROM_ARG1(arg) \
159: __asm__ __volatile__ ("movel %0, sp@-"::"d" (arg))
160: #define MVMEPROM_ARG2(arg) \
161: __asm__ __volatile__ ("movel %0, sp@-"::"d" (arg))
162: #define MVMEPROM_GETRES(ret) \
163: __asm__ __volatile__ ("movel sp@+,%0": "=d" (ret):)
164: #define MVMEPROM_RETURN(ret) \
165: MVMEPROM_GETRES(ret); \
166: return (ret); /* return a value (int) */
167: #define MVMEPROM_RETURN_BYTE(ret) \
168: MVMEPROM_GETRES(ret); \
169: return((ret >> 24) & 0xff); /* return a byte, ret must be int */
170: #define MVMEPROM_STATRET(ret) \
171: MVMEPROM_GETRES(ret); \
172: return (!(ret & 0x4)); /* return a 'status' */
173:
174: #define MVMEPROM_REG_DEVLUN "d0"
175: #define MVMEPROM_REG_CTRLLUN "d1"
176: #define MVMEPROM_REG_FLAGS "d4"
177: #define MVMEPROM_REG_CTRLADDR "a0"
178: #define MVMEPROM_REG_ENTRY "a1"
179: #define MVMEPROM_REG_CONFBLK "a2"
180: #define MVMEPROM_REG_NBARGSTART "a3"
181: #define MVMEPROM_REG_NBARGEND "a4"
182: #define MVMEPROM_REG_ARGSTART "a5"
183: #define MVMEPROM_REG_ARGEND "a6"
184:
185: #ifndef RB_NOSYM
186: #define RB_NOSYM 0x4000
187: #endif
188:
189: #endif /* _MACHINE_PROM_H_ */
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