| 1 |
|
/* |
| 2 |
|
* main.cpp - Main program |
| 3 |
|
* |
| 4 |
< |
* Frodo (C) 1994-1997,2002 Christian Bauer |
| 4 |
> |
* Frodo (C) 1994-1997,2002-2003 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 |
| 32 |
|
|
| 33 |
|
|
| 34 |
|
// ROM file names |
| 35 |
+ |
#ifndef DATADIR |
| 36 |
+ |
#define DATADIR |
| 37 |
+ |
#endif |
| 38 |
+ |
|
| 39 |
|
#ifdef __riscos__ |
| 40 |
|
#define BASIC_ROM_FILE "FrodoRsrc:Basic_ROM" |
| 41 |
|
#define KERNAL_ROM_FILE "FrodoRsrc:Kernal_ROM" |
| 42 |
|
#define CHAR_ROM_FILE "FrodoRsrc:Char_ROM" |
| 43 |
< |
#define FLOPPY_ROM_FILE "FrodoRsrc:1541_ROM" |
| 43 |
> |
#define DRIVE_ROM_FILE "FrodoRsrc:1541_ROM" |
| 44 |
|
#else |
| 45 |
< |
#define BASIC_ROM_FILE "Basic ROM" |
| 46 |
< |
#define KERNAL_ROM_FILE "Kernal ROM" |
| 47 |
< |
#define CHAR_ROM_FILE "Char ROM" |
| 48 |
< |
#define FLOPPY_ROM_FILE "1541 ROM" |
| 45 |
> |
#define BASIC_ROM_FILE DATADIR "Basic ROM" |
| 46 |
> |
#define KERNAL_ROM_FILE DATADIR "Kernal ROM" |
| 47 |
> |
#define CHAR_ROM_FILE DATADIR "Char ROM" |
| 48 |
> |
#define DRIVE_ROM_FILE DATADIR "1541 ROM" |
| 49 |
|
#endif |
| 50 |
|
|
| 51 |
|
|
| 52 |
+ |
// Builtin ROMs |
| 53 |
+ |
#include "Basic_ROM.h" |
| 54 |
+ |
#include "Kernal_ROM.h" |
| 55 |
+ |
#include "Char_ROM.h" |
| 56 |
+ |
#include "1541_ROM.h" |
| 57 |
+ |
|
| 58 |
+ |
|
| 59 |
|
/* |
| 60 |
|
* Load C64 ROM files |
| 61 |
|
*/ |
| 62 |
|
|
| 63 |
< |
bool Frodo::load_rom_files(void) |
| 63 |
> |
void Frodo::load_rom(const char *which, const char *path, uint8 *where, size_t size, const uint8 *builtin) |
| 64 |
|
{ |
| 65 |
< |
FILE *file; |
| 66 |
< |
|
| 67 |
< |
// Load Basic ROM |
| 68 |
< |
if ((file = fopen(BASIC_ROM_FILE, "rb")) != NULL) { |
| 69 |
< |
if (fread(TheC64->Basic, 1, 0x2000, file) != 0x2000) { |
| 70 |
< |
ShowRequester("Can't read 'Basic ROM'.", "Quit"); |
| 60 |
< |
return false; |
| 61 |
< |
} |
| 62 |
< |
fclose(file); |
| 63 |
< |
} else { |
| 64 |
< |
ShowRequester("Can't find 'Basic ROM'.", "Quit"); |
| 65 |
< |
return false; |
| 66 |
< |
} |
| 67 |
< |
|
| 68 |
< |
// Load Kernal ROM |
| 69 |
< |
if ((file = fopen(KERNAL_ROM_FILE, "rb")) != NULL) { |
| 70 |
< |
if (fread(TheC64->Kernal, 1, 0x2000, file) != 0x2000) { |
| 71 |
< |
ShowRequester("Can't read 'Kernal ROM'.", "Quit"); |
| 72 |
< |
return false; |
| 73 |
< |
} |
| 74 |
< |
fclose(file); |
| 75 |
< |
} else { |
| 76 |
< |
ShowRequester("Can't find 'Kernal ROM'.", "Quit"); |
| 77 |
< |
return false; |
| 78 |
< |
} |
| 79 |
< |
|
| 80 |
< |
// Load Char ROM |
| 81 |
< |
if ((file = fopen(CHAR_ROM_FILE, "rb")) != NULL) { |
| 82 |
< |
if (fread(TheC64->Char, 1, 0x1000, file) != 0x1000) { |
| 83 |
< |
ShowRequester("Can't read 'Char ROM'.", "Quit"); |
| 84 |
< |
return false; |
| 85 |
< |
} |
| 86 |
< |
fclose(file); |
| 87 |
< |
} else { |
| 88 |
< |
ShowRequester("Can't find 'Char ROM'.", "Quit"); |
| 89 |
< |
return false; |
| 65 |
> |
FILE *f = fopen(path, "rb"); |
| 66 |
> |
if (f) { |
| 67 |
> |
size_t actual = fread(where, 1, size, f); |
| 68 |
> |
fclose(f); |
| 69 |
> |
if (actual == size) |
| 70 |
> |
return; |
| 71 |
|
} |
| 72 |
|
|
| 73 |
< |
// Load 1541 ROM |
| 74 |
< |
if ((file = fopen(FLOPPY_ROM_FILE, "rb")) != NULL) { |
| 75 |
< |
if (fread(TheC64->ROM1541, 1, 0x4000, file) != 0x4000) { |
| 76 |
< |
ShowRequester("Can't read '1541 ROM'.", "Quit"); |
| 96 |
< |
return false; |
| 97 |
< |
} |
| 98 |
< |
fclose(file); |
| 99 |
< |
} else { |
| 100 |
< |
ShowRequester("Can't find '1541 ROM'.", "Quit"); |
| 101 |
< |
return false; |
| 102 |
< |
} |
| 73 |
> |
// Use builtin ROM |
| 74 |
> |
printf("%s ROM file (%s) not readable, using builtin.\n", which, path); |
| 75 |
> |
memcpy(where, builtin, size); |
| 76 |
> |
} |
| 77 |
|
|
| 78 |
< |
return true; |
| 78 |
> |
void Frodo::load_rom_files() |
| 79 |
> |
{ |
| 80 |
> |
load_rom("Basic", BASIC_ROM_FILE, TheC64->Basic, BASIC_ROM_SIZE, builtin_basic_rom); |
| 81 |
> |
load_rom("Kernal", KERNAL_ROM_FILE, TheC64->Kernal, KERNAL_ROM_SIZE, builtin_kernal_rom); |
| 82 |
> |
load_rom("Char", CHAR_ROM_FILE, TheC64->Char, CHAR_ROM_SIZE, builtin_char_rom); |
| 83 |
> |
load_rom("1541", DRIVE_ROM_FILE, TheC64->ROM1541, DRIVE_ROM_SIZE, builtin_drive_rom); |
| 84 |
|
} |
| 85 |
|
|
| 86 |
|
|
