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/* |
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* main.cpp - Main program |
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* |
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* Frodo (C) 1994-1997,2002 Christian Bauer |
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* Frodo (C) 1994-1997,2002-2005 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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// Global variables |
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C64 *TheC64 = NULL; // Global C64 object |
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char AppDirPath[1024]; // Path of application directory |
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// ROM file names |
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#ifndef DATADIR |
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#define DATADIR |
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#endif |
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#ifdef __riscos__ |
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#define BASIC_ROM_FILE "FrodoRsrc:Basic_ROM" |
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#define KERNAL_ROM_FILE "FrodoRsrc:Kernal_ROM" |
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#define CHAR_ROM_FILE "FrodoRsrc:Char_ROM" |
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#define FLOPPY_ROM_FILE "FrodoRsrc:1541_ROM" |
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#define DRIVE_ROM_FILE "FrodoRsrc:1541_ROM" |
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#else |
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#define BASIC_ROM_FILE "Basic ROM" |
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#define KERNAL_ROM_FILE "Kernal ROM" |
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#define CHAR_ROM_FILE "Char ROM" |
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#define FLOPPY_ROM_FILE "1541 ROM" |
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#define BASIC_ROM_FILE DATADIR "Basic ROM" |
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#define KERNAL_ROM_FILE DATADIR "Kernal ROM" |
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#define CHAR_ROM_FILE DATADIR "Char ROM" |
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#define DRIVE_ROM_FILE DATADIR "1541 ROM" |
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#endif |
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// Builtin ROMs |
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#include "Basic_ROM.h" |
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#include "Kernal_ROM.h" |
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#include "Char_ROM.h" |
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#include "1541_ROM.h" |
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/* |
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* Load C64 ROM files |
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*/ |
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#ifndef __PSXOS__ |
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bool Frodo::load_rom_files(void) |
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void Frodo::load_rom(const char *which, const char *path, uint8 *where, size_t size, const uint8 *builtin) |
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{ |
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FILE *file; |
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// Load Basic ROM |
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if ((file = fopen(BASIC_ROM_FILE, "rb")) != NULL) { |
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if (fread(TheC64->Basic, 1, 0x2000, file) != 0x2000) { |
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ShowRequester("Can't read 'Basic ROM'.", "Quit"); |
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return false; |
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} |
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fclose(file); |
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} else { |
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ShowRequester("Can't find 'Basic ROM'.", "Quit"); |
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return false; |
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} |
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// Load Kernal ROM |
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if ((file = fopen(KERNAL_ROM_FILE, "rb")) != NULL) { |
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if (fread(TheC64->Kernal, 1, 0x2000, file) != 0x2000) { |
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ShowRequester("Can't read 'Kernal ROM'.", "Quit"); |
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return false; |
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} |
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fclose(file); |
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} else { |
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ShowRequester("Can't find 'Kernal ROM'.", "Quit"); |
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return false; |
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FILE *f = fopen(path, "rb"); |
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if (f) { |
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size_t actual = fread(where, 1, size, f); |
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fclose(f); |
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if (actual == size) |
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return; |
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} |
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// Load Char ROM |
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if ((file = fopen(CHAR_ROM_FILE, "rb")) != NULL) { |
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if (fread(TheC64->Char, 1, 0x1000, file) != 0x1000) { |
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ShowRequester("Can't read 'Char ROM'.", "Quit"); |
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return false; |
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} |
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fclose(file); |
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} else { |
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ShowRequester("Can't find 'Char ROM'.", "Quit"); |
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return false; |
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} |
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// Load 1541 ROM |
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if ((file = fopen(FLOPPY_ROM_FILE, "rb")) != NULL) { |
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if (fread(TheC64->ROM1541, 1, 0x4000, file) != 0x4000) { |
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ShowRequester("Can't read '1541 ROM'.", "Quit"); |
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return false; |
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} |
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fclose(file); |
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} else { |
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ShowRequester("Can't find '1541 ROM'.", "Quit"); |
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return false; |
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} |
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// Use builtin ROM |
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printf("%s ROM file (%s) not readable, using builtin.\n", which, path); |
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memcpy(where, builtin, size); |
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} |
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return true; |
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void Frodo::load_rom_files() |
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{ |
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load_rom("Basic", BASIC_ROM_FILE, TheC64->Basic, BASIC_ROM_SIZE, builtin_basic_rom); |
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load_rom("Kernal", KERNAL_ROM_FILE, TheC64->Kernal, KERNAL_ROM_SIZE, builtin_kernal_rom); |
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load_rom("Char", CHAR_ROM_FILE, TheC64->Char, CHAR_ROM_SIZE, builtin_char_rom); |
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load_rom("1541", DRIVE_ROM_FILE, TheC64->ROM1541, DRIVE_ROM_SIZE, builtin_drive_rom); |
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} |
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#endif |
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#ifdef __BEOS__ |
