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root/cebix/BasiliskII/src/main.cpp
Revision: 1.11
Committed: 2002-01-15T14:58:32Z (22 years, 10 months ago) by cebix
Branch: MAIN
CVS Tags: snapshot-15012002
Changes since 1.10: +1 -1 lines
Log Message:
- documentation updates
- 2001 -> 2002
- version 0.9 -> 1.0

File Contents

# Content
1 /*
2 * main.cpp - Startup/shutdown code
3 *
4 * Basilisk II (C) 1997-2002 Christian Bauer
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include "sysdeps.h"
22
23 #include "cpu_emulation.h"
24 #include "xpram.h"
25 #include "timer.h"
26 #include "sony.h"
27 #include "disk.h"
28 #include "cdrom.h"
29 #include "scsi.h"
30 #include "extfs.h"
31 #include "audio.h"
32 #include "video.h"
33 #include "serial.h"
34 #include "ether.h"
35 #include "clip.h"
36 #include "adb.h"
37 #include "rom_patches.h"
38 #include "user_strings.h"
39 #include "prefs.h"
40 #include "main.h"
41
42 #define DEBUG 0
43 #include "debug.h"
44
45 #if ENABLE_MON
46 #include "mon.h"
47
48 static uint32 mon_read_byte_b2(uint32 adr)
49 {
50 return ReadMacInt8(adr);
51 }
52
53 static void mon_write_byte_b2(uint32 adr, uint32 b)
54 {
55 WriteMacInt8(adr, b);
56 }
57 #endif
58
59
60 /*
61 * Initialize everything, returns false on error
62 */
63
64 bool InitAll(void)
65 {
66 // Check ROM version
67 if (!CheckROM()) {
68 ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
69 return false;
70 }
71
72 #if EMULATED_68K
73 // Set CPU and FPU type (UAE emulation)
74 switch (ROMVersion) {
75 case ROM_VERSION_64K:
76 case ROM_VERSION_PLUS:
77 case ROM_VERSION_CLASSIC:
78 CPUType = 0;
79 FPUType = 0;
80 TwentyFourBitAddressing = true;
81 break;
82 case ROM_VERSION_II:
83 CPUType = PrefsFindInt32("cpu");
84 if (CPUType < 2) CPUType = 2;
85 if (CPUType > 4) CPUType = 4;
86 FPUType = PrefsFindBool("fpu") ? 1 : 0;
87 if (CPUType == 4) FPUType = 1; // 68040 always with FPU
88 TwentyFourBitAddressing = true;
89 break;
90 case ROM_VERSION_32:
91 CPUType = PrefsFindInt32("cpu");
92 if (CPUType < 2) CPUType = 2;
93 if (CPUType > 4) CPUType = 4;
94 FPUType = PrefsFindBool("fpu") ? 1 : 0;
95 if (CPUType == 4) FPUType = 1; // 68040 always with FPU
96 TwentyFourBitAddressing = false;
97 break;
98 }
99 CPUIs68060 = false;
100 #endif
101
102 // Load XPRAM
103 XPRAMInit();
104
105 // Set boot volume
106 int16 i16 = PrefsFindInt32("bootdrive");
107 XPRAM[0x78] = i16 >> 8;
108 XPRAM[0x79] = i16 & 0xff;
109 i16 = PrefsFindInt32("bootdriver");
110 XPRAM[0x7a] = i16 >> 8;
111 XPRAM[0x7b] = i16 & 0xff;
112
113 // Init drivers
114 SonyInit();
115 DiskInit();
116 CDROMInit();
117 SCSIInit();
118
119 #if SUPPORTS_EXTFS
120 // Init external file system
121 ExtFSInit();
122 #endif
123
124 // Init serial ports
125 SerialInit();
126
127 // Init network
128 EtherInit();
129
130 // Init Time Manager
131 TimerInit();
132
133 // Init clipboard
134 ClipInit();
135
136 // Init ADB
137 ADBInit();
138
139 // Init audio
140 AudioInit();
141
142 // Init video
143 if (!VideoInit(ROMVersion == ROM_VERSION_64K || ROMVersion == ROM_VERSION_PLUS || ROMVersion == ROM_VERSION_CLASSIC))
144 return false;
145
146 // Set default video mode
147 XPRAM[0x56] = 0x42; // 'B'
148 XPRAM[0x57] = 0x32; // '2'
149 XPRAM[0x58] = DepthToAppleMode(VideoMonitor.mode.depth);
150 XPRAM[0x59] = 0;
151
152 #if EMULATED_68K
153 // Init 680x0 emulation (this also activates the memory system which is needed for PatchROM())
154 if (!Init680x0())
155 return false;
156 #endif
157
158 // Install ROM patches
159 if (!PatchROM()) {
160 ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
161 return false;
162 }
163
164 #if ENABLE_MON
165 // Initialize mon
166 mon_init();
167 mon_read_byte = mon_read_byte_b2;
168 mon_write_byte = mon_write_byte_b2;
169 #endif
170
171 return true;
172 }
173
174
175 /*
176 * Deinitialize everything
177 */
178
179 void ExitAll(void)
180 {
181 #if ENABLE_MON
182 // Deinitialize mon
183 mon_exit();
184 #endif
185
186 // Save XPRAM
187 XPRAMExit();
188
189 // Exit video
190 VideoExit();
191
192 // Exit audio
193 AudioExit();
194
195 // Exit ADB
196 ADBExit();
197
198 // Exit clipboard
199 ClipExit();
200
201 // Exit Time Manager
202 TimerExit();
203
204 // Exit serial ports
205 SerialExit();
206
207 // Exit network
208 EtherExit();
209
210 #if SUPPORTS_EXTFS
211 // Exit external file system
212 ExtFSExit();
213 #endif
214
215 // Exit drivers
216 SCSIExit();
217 CDROMExit();
218 DiskExit();
219 SonyExit();
220 }
221
222
223 /*
224 * Display error/warning alert given the message string ID
225 */
226
227 void ErrorAlert(int string_id)
228 {
229 ErrorAlert(GetString(string_id));
230 }
231
232 void WarningAlert(int string_id)
233 {
234 WarningAlert(GetString(string_id));
235 }