1 | /*␊ |
2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | /* ␊ |
25 | * Mach Operating System␊ |
26 | * Copyright (c) 1990 Carnegie-Mellon University␊ |
27 | * Copyright (c) 1989 Carnegie-Mellon University␊ |
28 | * All rights reserved. The CMU software License Agreement specifies␊ |
29 | * the terms and conditions for use and redistribution.␊ |
30 | */␊ |
31 | ␊ |
32 | /*␊ |
33 | * ␉␉␉INTEL CORPORATION PROPRIETARY INFORMATION␊ |
34 | *␊ |
35 | *␉This software is supplied under the terms of a license agreement or ␊ |
36 | *␉nondisclosure agreement with Intel Corporation and may not be copied ␊ |
37 | *␉nor disclosed except in accordance with the terms of that agreement.␊ |
38 | *␊ |
39 | *␉Copyright 1988, 1989 Intel Corporation␊ |
40 | */␊ |
41 | ␊ |
42 | /*␊ |
43 | * Copyright 1993 NeXT, Inc.␊ |
44 | * All rights reserved.␊ |
45 | */␊ |
46 | ␊ |
47 | #include "libsaio.h"␊ |
48 | #include "bootstruct.h"␊ |
49 | ␊ |
50 | extern int␉vprf(const char * fmt, va_list ap);␊ |
51 | ␊ |
52 | bool gVerboseMode;␊ |
53 | bool gErrors;␊ |
54 | ␊ |
55 | /* Kabyl: BooterLog */␊ |
56 | //Azi: Doubled log available size.␊ |
57 | // 64kb are not enough to hold the full log while booting with -f argument (ignore caches).␊ |
58 | // It also seems to fix some reported problems while booting with the mentioned argument.␊ |
59 | // Note: 96kb are enough to hold full log, booting with -f; even so, this depends on how much␊ |
60 | // we "play" at the boot prompt, with what patches we're playing and how much they print to the log,␊ |
61 | // kexts loaded, etc...␊ |
62 | // Please remove this comment when this gets checked by a "true" dev.␊ |
63 | #define BOOTER_LOG_SIZE␉(128 * 1024)␊ |
64 | #define SAFE_LOG_SIZE␉134␊ |
65 | ␊ |
66 | char *msgbuf = 0;␊ |
67 | char *cursor = 0;␊ |
68 | ␊ |
69 | struct putc_info {␊ |
70 | char * str;␊ |
71 | char * last_str;␊ |
72 | };␊ |
73 | ␊ |
74 | static void sputc(int c, struct putc_info * pi)␊ |
75 | {␊ |
76 | ␉if (pi->last_str)␊ |
77 | ␉if (pi->str == pi->last_str)␊ |
78 | ␉{␊ |
79 | ␉␉*(pi->str) = '\0';␊ |
80 | ␉␉return;␊ |
81 | ␉}␊ |
82 | ␉*(pi->str)++ = c;␊ |
83 | }␊ |
84 | ␊ |
85 | void initBooterLog(void)␊ |
86 | {␊ |
87 | ␉msgbuf = malloc(BOOTER_LOG_SIZE);␊ |
88 | ␉bzero(msgbuf, BOOTER_LOG_SIZE);␊ |
89 | ␉cursor = msgbuf;␊ |
90 | }␊ |
91 | ␊ |
92 | void msglog(const char * fmt, ...)␊ |
93 | {␊ |
94 | ␉va_list ap;␊ |
95 | ␉struct putc_info pi;␊ |
96 | ␊ |
97 | ␉if (!msgbuf)␊ |
98 | ␉␉return;␊ |
99 | ␊ |
100 | ␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊ |
101 | ␉␉return;␊ |
102 | ␊ |
103 | ␉va_start(ap, fmt);␊ |
104 | ␉pi.str = cursor;␊ |
105 | ␉pi.last_str = 0;␊ |
106 | ␉prf(fmt, ap, sputc, &pi);␊ |
107 | ␉va_end(ap);␊ |
108 | ␉cursor += strlen((char *)cursor);␊ |
109 | }␊ |
110 | ␊ |
111 | void setupBooterLog(void)␊ |
112 | {␊ |
113 | ␉if (!msgbuf)␊ |
114 | ␉␉return;␊ |
115 | ␊ |
116 | ␉Node *node = DT__FindNode("/", false);␊ |
117 | ␉if (node)␊ |
118 | ␉␉DT__AddProperty(node, "boot-log", strlen((char *)msgbuf) + 1, msgbuf);␊ |
119 | }␊ |
120 | /* Kabyl: !BooterLog */␊ |
121 | ␊ |
122 | ␊ |
123 | /*␊ |
124 | * write one character to console␊ |
125 | */␊ |
126 | void putchar(int c)␊ |
127 | {␊ |
128 | ␉if ( c == '\t' )␊ |
129 | ␉{␊ |
130 | ␉␉for (c = 0; c < 8; c++) putc(' ');␊ |
131 | ␉␉return;␊ |
132 | ␉}␊ |
133 | ␊ |
134 | ␉if ( c == '\n' )␊ |
135 | {␊ |
136 | ␉␉putc('\r');␊ |
137 | }␊ |
138 | ␊ |
139 | ␉putc(c);␊ |
140 | }␊ |
141 | ␊ |
142 | int getc()␊ |
143 | {␊ |
144 | int c = bgetc();␊ |
145 | ␊ |
146 | if ((c & 0xff) == 0)␊ |
147 | return c;␊ |
148 | else␊ |
149 | return (c & 0xff);␊ |
150 | }␊ |
151 | ␊ |
152 | // Read and echo a character from console. This doesn't echo backspace␊ |
153 | // since that screws up higher level handling␊ |
154 | ␊ |
155 | int getchar()␊ |
156 | {␊ |
157 | ␉register int c = getc();␊ |
158 | ␊ |
159 | ␉if ( c == '\r' ) c = '\n';␊ |
160 | ␊ |
161 | ␉if ( c >= ' ' && c < 0x7f) putchar(c);␊ |
162 | ␉␊ |
163 | ␉return (c);␊ |
164 | }␊ |
165 | ␊ |
166 | int printf(const char * fmt, ...)␊ |
167 | {␊ |
168 | va_list ap;␊ |
169 | ␉va_start(ap, fmt);␊ |
170 | ␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊ |
171 | ␉␉prf(fmt, ap, putchar, 0);␊ |
172 | ␉else␊ |
173 | ␉␉vprf(fmt, ap);␊ |
174 | ␊ |
175 | ␉{␊ |
176 | ␉/* Kabyl: BooterLog */␊ |
177 | ␉␉struct putc_info pi;␊ |
178 | ␊ |
179 | ␉␉if (!msgbuf)␊ |
180 | ␉␉␉return 0;␊ |
181 | ␊ |
182 | ␉␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊ |
183 | ␉␉␉return 0;␊ |
184 | ␉␉pi.str = cursor;␊ |
185 | ␉␉pi.last_str = 0;␊ |
186 | ␉␉prf(fmt, ap, sputc, &pi);␊ |
187 | ␉␉cursor += strlen((char *)cursor);␊ |
188 | ␉}␊ |
189 | ␊ |
190 | ␉va_end(ap);␊ |
191 | return 0;␊ |
192 | }␊ |
193 | ␊ |
194 | int verbose(const char * fmt, ...)␊ |
195 | {␊ |
196 | va_list ap;␊ |
197 | ␊ |
198 | ␉va_start(ap, fmt);␊ |
199 | if (gVerboseMode)␊ |
200 | {␊ |
201 | ␉␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊ |
202 | ␉␉␉prf(fmt, ap, putchar, 0);␊ |
203 | ␉␉else␊ |
204 | ␉␉␉vprf(fmt, ap);␊ |
205 | }␊ |
206 | ␊ |
207 | ␉{␊ |
208 | ␉/* Kabyl: BooterLog */␊ |
209 | ␉␉struct putc_info pi;␊ |
210 | ␊ |
211 | ␉␉if (!msgbuf)␊ |
212 | ␉␉␉return 0;␊ |
213 | ␊ |
214 | ␉␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊ |
215 | ␉␉␉return 0;␊ |
216 | ␉␉pi.str = cursor;␊ |
217 | ␉␉pi.last_str = 0;␊ |
218 | ␉␉prf(fmt, ap, sputc, &pi);␊ |
219 | ␉␉cursor += strlen((char *)cursor);␊ |
220 | ␉}␊ |
221 | ␊ |
222 | va_end(ap);␊ |
223 | return(0);␊ |
224 | }␊ |
225 | ␊ |
226 | int error(const char * fmt, ...)␊ |
227 | {␊ |
228 | va_list ap;␊ |
229 | gErrors = true;␊ |
230 | va_start(ap, fmt);␊ |
231 | ␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊ |
232 | ␉␉prf(fmt, ap, putchar, 0);␊ |
233 | else␊ |
234 | ␉␉vprf(fmt, ap);␊ |
235 | ␉va_end(ap);␊ |
236 | return(0);␊ |
237 | }␊ |
238 | ␊ |
239 | void stop(const char * fmt, ...)␊ |
240 | {␊ |
241 | ␉va_list ap;␊ |
242 | ␊ |
243 | ␉printf("\n");␊ |
244 | ␉va_start(ap, fmt);␊ |
245 | ␉if (bootArgs->Video.v_display == VGA_TEXT_MODE) {␊ |
246 | ␉␉prf(fmt, ap, putchar, 0);␊ |
247 | ␉} else {␊ |
248 | ␉␉vprf(fmt, ap);␊ |
249 | ␉}␊ |
250 | ␉va_end(ap);␊ |
251 | ␉printf("\nThis is a non recoverable error! System HALTED!!!");␊ |
252 | ␉halt();␊ |
253 | ␉while (1);␊ |
254 | }␊ |
255 | ␊ |
256 | /** Print a "Press a key to continue..." message and wait for a key press. */␊ |
257 | void pause() ␊ |
258 | {␊ |
259 | printf("Press a key to continue...");␊ |
260 | getc();␊ |
261 | }␊ |
262 | |