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Root/branches/iFabio/Chameleon/i386/libsaio/console.c

Source at commit 307 created 12 years 11 months ago.
By ifabio, merge changes from trunk (929). Also merge the module changes from Azimutz branche (fix compile error) Also edited the info.plist into AHCIPortInjector.kext: http://forum.voodooprojects.org/index.php/topic,1170.0.html
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#include <vers.h>␊
50␊
51extern int␉vprf(const char * fmt, va_list ap);␊
52␊
53bool gVerboseMode;␊
54bool gErrors;␊
55␊
56/** Kabyl: BooterLog␊
57␊
58Azi: Doubled available log size; this seems to fix some hangs and instant reboots caused by␊
59booting with -f (ignore caches). 96kb are enough to hold full log, booting with -f; even so,␊
60this depends on how much we "play" at the boot prompt and with what patches we're playing,␊
61depending on how much they print to the log.␊
62**/ //Azi: closing **/ alows colapse/expand... is this desirable?? colapsing an entire page␊
63␉ // will also colapse comments....␊
64#define BOOTER_LOG_SIZE␉(128 * 1024)␊
65#define SAFE_LOG_SIZE␉134␊
66␊
67char *msgbuf = 0;␊
68char *cursor = 0;␊
69␊
70struct putc_info //Azi: same as below␊
71{␊
72 char * str;␊
73 char * last_str;␊
74};␊
75␊
76static int␊
77sputc(int c, struct putc_info * pi) //Azi: exists on printf.c & gui.c␊
78{␊
79␉if (pi->last_str)␊
80␉if (pi->str == pi->last_str)␊
81␉{␊
82␉␉*(pi->str) = '\0';␊
83␉␉return 0;␊
84␉}␊
85␉*(pi->str)++ = c;␊
86 return c;␊
87}␊
88␊
89void initBooterLog(void)␊
90{␊
91␉msgbuf = malloc(BOOTER_LOG_SIZE);␊
92␉bzero(msgbuf, BOOTER_LOG_SIZE);␊
93␉cursor = msgbuf;␊
94␉msglog("%s\n", "Chameleon " I386BOOT_CHAMELEONVERSION " (svn-r" I386BOOT_CHAMELEONREVISION ")" " [" I386BOOT_BUILDDATE "]");␊
95}␊
96␊
97void msglog(const char * fmt, ...)␊
98{␊
99␉va_list ap;␊
100␉struct putc_info pi;␊
101␊
102␉if (!msgbuf)␊
103␉␉return;␊
104␊
105␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊
106␉␉return;␊
107␊
108␉va_start(ap, fmt);␊
109␉pi.str = cursor;␊
110␉pi.last_str = 0;␊
111␉prf(fmt, ap, sputc, &pi);␊
112␉va_end(ap);␊
113␉cursor += strlen((char *)cursor);␊
114}␊
115␊
116void setupBooterLog(void)␊
117{␊
118␉if (!msgbuf)␊
119␉␉return;␊
120␊
121␉Node *node = DT__FindNode("/", false);␊
122␉if (node)␊
123␉␉DT__AddProperty(node, "boot-log", strlen((char *)msgbuf) + 1, msgbuf);␊
124}␊
125/* Kabyl: !BooterLog */␊
126␊
127/*␊
128 * write one character to console␊
129 */␊
130int putchar(int c)␊
131{␊
132␉if ( c == '\t' )␊
133␉{␊
134␉␉for (c = 0; c < 8; c++) bios_putchar(' ');␊
135␉␉return c;␊
136␉}␊
137␊
138␉if ( c == '\n' )␊
139 {␊
140␉␉bios_putchar('\r');␊
141 }␊
142␊
143␉bios_putchar(c);␊
144 ␊
145 return c;␊
146}␊
147␊
148int getc()␊
149{␊
150 int c = bgetc();␊
151␊
152 if ((c & 0xff) == 0)␊
153 return c;␊
154 else␊
155 return (c & 0xff);␊
156}␊
157␊
158// Read and echo a character from console. This doesn't echo backspace␊
159// since that screws up higher level handling␊
160␊
161int getchar()␊
162{␊
163␉register int c = getc();␊
164␊
165␉if ( c == '\r' ) c = '\n';␊
166␊
167␉if ( c >= ' ' && c < 0x7f) putchar(c);␊
168␉␊
169␉return (c);␊
170}␊
171␊
172int printf(const char * fmt, ...)␊
173{␊
174 va_list ap;␊
175␉va_start(ap, fmt);␊
176␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊
177␉␉prf(fmt, ap, putchar, 0);␊
178␉else␊
179␉␉vprf(fmt, ap);␊
180␊
181␉{␊
182␉␉// Kabyl: BooterLog␊
183␉␉struct putc_info pi;␊
184␊
185␉␉if (!msgbuf)␊
186␉␉␉return 0;␊
187␊
188␉␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊
189␉␉␉return 0;␊
190␉␉pi.str = cursor;␊
191␉␉pi.last_str = 0;␊
192␉␉prf(fmt, ap, sputc, &pi);␊
193␉␉cursor += strlen((char *)cursor);␊
194␉}␊
195␊
196␉va_end(ap);␊
197 return 0;␊
198}␊
199␊
200int verbose(const char * fmt, ...)␊
201{␊
202 va_list ap;␊
203␊
204␉va_start(ap, fmt);␊
205 if (gVerboseMode)␊
206 {␊
207␉␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊
208␉␉␉prf(fmt, ap, putchar, 0);␊
209␉␉else␊
210␉␉␉vprf(fmt, ap);␊
211 }␊
212␊
213␉{␊
214␉␉// Kabyl: BooterLog␊
215␉␉struct putc_info pi;␊
216␊
217␉␉if (!msgbuf)␊
218␉␉␉return 0;␊
219␊
220␉␉if (((cursor - msgbuf) > (BOOTER_LOG_SIZE - SAFE_LOG_SIZE)))␊
221␉␉␉return 0;␊
222␉␉pi.str = cursor;␊
223␉␉pi.last_str = 0;␊
224␉␉prf(fmt, ap, sputc, &pi);␊
225␉␉cursor += strlen((char *)cursor);␊
226␉}␊
227␊
228 va_end(ap);␊
229 return(0);␊
230}␊
231␊
232int error(const char * fmt, ...)␊
233{␊
234 va_list ap;␊
235 gErrors = true;␊
236 va_start(ap, fmt);␊
237␉if (bootArgs->Video.v_display == VGA_TEXT_MODE)␊
238␉␉prf(fmt, ap, putchar, 0);␊
239 else␊
240␉␉vprf(fmt, ap);␊
241␉va_end(ap);␊
242 return(0);␊
243}␊
244␊
245void stop(const char * fmt, ...)␊
246{␊
247␉va_list ap;␊
248␊
249␉printf("\n");␊
250␉va_start(ap, fmt);␊
251␉if (bootArgs->Video.v_display == VGA_TEXT_MODE) {␊
252␉␉prf(fmt, ap, putchar, 0);␊
253␉} else {␊
254␉␉vprf(fmt, ap);␊
255␉}␊
256␉va_end(ap);␊
257␉printf("\nThis is a non recoverable error! System HALTED!!!");␊
258␉halt();␊
259␉while (1);␊
260}␊
261␊
262/** Print a "Press a key to continue..." message and wait for a key press. */␊
263void pause() ␊
264{␊
265 printf("Press a key to continue...\n");␊
266 getc();␊
267}␊
268

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