BasiliskII/src/main.cpp

/*
 *  main.cpp - Startup/shutdown code
 *
 *  Basilisk II (C) 1997-2002 Christian Bauer
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "sysdeps.h"

#include "cpu_emulation.h"
#include "xpram.h"
#include "timer.h"
#include "sony.h"
#include "disk.h"
#include "cdrom.h"
#include "scsi.h"
#include "extfs.h"
#include "audio.h"
#include "video.h"
#include "serial.h"
#include "ether.h"
#include "clip.h"
#include "adb.h"
#include "rom_patches.h"
#include "user_strings.h"
#include "prefs.h"
#include "main.h"

#define DEBUG 0
#include "debug.h"

#if ENABLE_MON
#include "mon.h"

static uint32 mon_read_byte_b2(uint32 adr)
{
        return ReadMacInt8(adr);
}

static void mon_write_byte_b2(uint32 adr, uint32 b)
{
        WriteMacInt8(adr, b);
}
#endif


/*
 *  Initialize everything, returns false on error
 */

bool InitAll(void)
{
        // Check ROM version
        if (!CheckROM()) {
                ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
                return false;
        }

#if EMULATED_68K
        // Set CPU and FPU type (UAE emulation)
        switch (ROMVersion) {
                case ROM_VERSION_64K:
                case ROM_VERSION_PLUS:
                case ROM_VERSION_CLASSIC:
                        CPUType = 0;
                        FPUType = 0;
                        TwentyFourBitAddressing = true;
                        break;
                case ROM_VERSION_II:
                        CPUType = PrefsFindInt32("cpu");
                        if (CPUType < 2) CPUType = 2;
                        if (CPUType > 4) CPUType = 4;
                        FPUType = PrefsFindBool("fpu") ? 1 : 0;
                        if (CPUType == 4) FPUType = 1;  // 68040 always with FPU
                        TwentyFourBitAddressing = true;
                        break;
                case ROM_VERSION_32:
                        CPUType = PrefsFindInt32("cpu");
                        if (CPUType < 2) CPUType = 2;
                        if (CPUType > 4) CPUType = 4;
                        FPUType = PrefsFindBool("fpu") ? 1 : 0;
                        if (CPUType == 4) FPUType = 1;  // 68040 always with FPU
                        TwentyFourBitAddressing = false;
                        break;
        }
        CPUIs68060 = false;
#endif

        // Load XPRAM
        XPRAMInit();

        // Set boot volume
        int16 i16 = PrefsFindInt32("bootdrive");
        XPRAM[0x78] = i16 >> 8;
        XPRAM[0x79] = i16 & 0xff;
        i16 = PrefsFindInt32("bootdriver");
        XPRAM[0x7a] = i16 >> 8;
        XPRAM[0x7b] = i16 & 0xff;

        // Init drivers
        SonyInit();
        DiskInit();
        CDROMInit();
        SCSIInit();

#if SUPPORTS_EXTFS
        // Init external file system
        ExtFSInit();
#endif

        // Init serial ports
        SerialInit();

        // Init network
        EtherInit();

        // Init Time Manager
        TimerInit();

        // Init clipboard
        ClipInit();

        // Init ADB
        ADBInit();

        // Init audio
        AudioInit();

        // Init video
        if (!VideoInit(ROMVersion == ROM_VERSION_64K || ROMVersion == ROM_VERSION_PLUS || ROMVersion == ROM_VERSION_CLASSIC))
                return false;

        // Set default video mode
        XPRAM[0x56] = 0x42;     // 'B'
        XPRAM[0x57] = 0x32;     // '2'
        XPRAM[0x58] = DepthToAppleMode(VideoMonitor.mode.depth);
        XPRAM[0x59] = 0;

#if EMULATED_68K
        // Init 680x0 emulation (this also activates the memory system which is needed for PatchROM())
        if (!Init680x0())
                return false;
#endif

        // Install ROM patches
        if (!PatchROM()) {
                ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
                return false;
        }

#if ENABLE_MON
        // Initialize mon
        mon_init();
        mon_read_byte = mon_read_byte_b2;
        mon_write_byte = mon_write_byte_b2;
#endif

        return true;
}


/*
 *  Deinitialize everything
 */

void ExitAll(void)
{
#if ENABLE_MON
        // Deinitialize mon
        mon_exit();
#endif

        // Save XPRAM
        XPRAMExit();

        // Exit video
        VideoExit();

        // Exit audio
        AudioExit();

        // Exit ADB
        ADBExit();

        // Exit clipboard
        ClipExit();

        // Exit Time Manager
        TimerExit();

        // Exit serial ports
        SerialExit();

        // Exit network
        EtherExit();

#if SUPPORTS_EXTFS
        // Exit external file system
        ExtFSExit();
#endif

        // Exit drivers
        SCSIExit();
        CDROMExit();
        DiskExit();
        SonyExit();
}


/*
 *  Display error/warning alert given the message string ID
 */

void ErrorAlert(int string_id)
{
        ErrorAlert(GetString(string_id));
}

void WarningAlert(int string_id)
{
        WarningAlert(GetString(string_id));
}
Revision:	1.11
Committed:	2002-01-15T14:58:32Z (22 years, 9 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
#	User	Rev	Content
1	cebix	1.1	/*
2			* main.cpp - Startup/shutdown code
3			*
4	cebix	1.11	* Basilisk II (C) 1997-2002 Christian Bauer
5	cebix	1.1	*
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	cebix	1.10	#include "adb.h"
37	cebix	1.1	#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	cebix	1.3	#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	cebix	1.1
60			/*
61			* Initialize everything, returns false on error
62			*/
63
64			bool InitAll(void)
65			{
66			// Check ROM version
67			if (!CheckROM()) {
68	cebix	1.9	ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
69	cebix	1.1	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	cebix	1.4	CPUType = PrefsFindInt32("cpu");
84			if (CPUType < 2) CPUType = 2;
85			if (CPUType > 4) CPUType = 4;
86	cebix	1.1	FPUType = PrefsFindBool("fpu") ? 1 : 0;
87	cebix	1.4	if (CPUType == 4) FPUType = 1; // 68040 always with FPU
88	cebix	1.1	TwentyFourBitAddressing = true;
89			break;
90			case ROM_VERSION_32:
91	cebix	1.4	CPUType = PrefsFindInt32("cpu");
92			if (CPUType < 2) CPUType = 2;
93			if (CPUType > 4) CPUType = 4;
94	cebix	1.1	FPUType = PrefsFindBool("fpu") ? 1 : 0;
95	cebix	1.4	if (CPUType == 4) FPUType = 1; // 68040 always with FPU
96	cebix	1.1	TwentyFourBitAddressing = false;
97			break;
98			}
99			CPUIs68060 = false;
100			#endif
101
102			// Load XPRAM
103			XPRAMInit();
104
105			// Set boot volume
106	cebix	1.6	int16 i16 = PrefsFindInt32("bootdrive");
107	cebix	1.1	XPRAM[0x78] = i16 >> 8;
108			XPRAM[0x79] = i16 & 0xff;
109	cebix	1.6	i16 = PrefsFindInt32("bootdriver");
110	cebix	1.1	XPRAM[0x7a] = i16 >> 8;
111			XPRAM[0x7b] = i16 & 0xff;
112
113			// Init drivers
114			SonyInit();
115			DiskInit();
116			CDROMInit();
117			SCSIInit();
118
119	cebix	1.2	#if SUPPORTS_EXTFS
120	cebix	1.1	// Init external file system
121			ExtFSInit();
122	cebix	1.2	#endif
123	cebix	1.1
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	cebix	1.10	// Init ADB
137			ADBInit();
138
139	cebix	1.1	// 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	cebix	1.8	// 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	cebix	1.1	#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	cebix	1.9	ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
161	cebix	1.1	return false;
162			}
163	cebix	1.3
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	cebix	1.1	return true;
172			}
173
174
175			/*
176			* Deinitialize everything
177			*/
178
179			void ExitAll(void)
180			{
181	cebix	1.3	#if ENABLE_MON
182			// Deinitialize mon
183			mon_exit();
184			#endif
185
186	cebix	1.1	// Save XPRAM
187			XPRAMExit();
188
189			// Exit video
190			VideoExit();
191
192			// Exit audio
193			AudioExit();
194	cebix	1.10
195			// Exit ADB
196			ADBExit();
197	cebix	1.1
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	cebix	1.2	#if SUPPORTS_EXTFS
211	cebix	1.1	// Exit external file system
212			ExtFSExit();
213	cebix	1.2	#endif
214	cebix	1.1
215			// Exit drivers
216			SCSIExit();
217			CDROMExit();
218			DiskExit();
219			SonyExit();
220	cebix	1.9	}
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	cebix	1.1	}