| 1 | #include <stdio.h> |
| 2 | #include <stdlib.h> |
| 3 | #include <string.h> |
| 4 | #include <crt0.h> |
| 5 | #include <sys/farptr.h> |
| 6 | #include <go32.h> |
| 7 | |
| 8 | #include "dos.h" |
| 9 | #include "dos-joystick.h" |
| 10 | #include "dos-video.h" |
| 11 | #include "dos-sound.h" |
| 12 | #include "../common/args.h" |
| 13 | #include "../common/config.h" |
| 14 | |
| 15 | /* _CRT0_FLAG_LOCK_MEMORY might not always result in all memory being locked. |
| 16 | Bummer. I'll add code to explicitly lock the data touched by the sound |
| 17 | interrupt handler(and the handler itself), if necessary(though that might |
| 18 | be tricky...). I'll also to cover the data the keyboard |
| 19 | interrupt handler touches. |
| 20 | */ |
| 21 | |
| 22 | int _crt0_startup_flags = _CRT0_FLAG_FILL_SBRK_MEMORY | _CRT0_FLAG_LOCK_MEMORY | _CRT0_FLAG_USE_DOS_SLASHES; |
| 23 | |
| 24 | static int f8bit=0; |
| 25 | int soundo=44100; |
| 26 | int doptions=0; |
| 27 | |
| 28 | |
| 29 | CFGSTRUCT DriverConfig[]={ |
| 30 | NAC("sound",soundo), |
| 31 | AC(doptions), |
| 32 | AC(f8bit), |
| 33 | AC(FCEUDvmode), |
| 34 | NACA("joybmap",joyBMap), |
| 35 | AC(joy), |
| 36 | ENDCFGSTRUCT |
| 37 | }; |
| 38 | |
| 39 | char *DriverUsage= |
| 40 | "-vmode x Select video mode(all are 8 bpp).\n\ |
| 41 | 1 = 256x240 6 = 256x224(with scanlines)\n\ |
| 42 | 2 = 256x256 8 = 256x224\n\ |
| 43 | 3 = 256x256(with scanlines)\n\ |
| 44 | -vsync x Wait for the screen's vertical retrace before updating the\n\ |
| 45 | screen. Refer to the documentation for caveats.\n\ |
| 46 | 0 = Disabled.\n\ |
| 47 | 1 = Enabled.\n\ |
| 48 | -sound x Sound.\n\ |
| 49 | 0 = Disabled.\n\ |
| 50 | Otherwise, x = playback rate.\n\ |
| 51 | -f8bit x Force 8-bit sound.\n\ |
| 52 | 0 = Disabled.\n\ |
| 53 | 1 = Enabled.\n\ |
| 54 | -joy x Joystick mapped to virtual joystick x(1-4).\n\ |
| 55 | 0 = Disabled, reset configuration.\n\ |
| 56 | 1 = Enabled."; |
| 57 | |
| 58 | ARGPSTRUCT DriverArgs[]={ |
| 59 | {"-vmode",0,&FCEUDvmode,0}, |
| 60 | {"-sound",0,&soundo,0}, |
| 61 | {"-f8bit",0,&f8bit,0}, |
| 62 | {"-joy",0,&joy,0}, |
| 63 | {"-vsync",0,&eoptions,0x8004}, |
| 64 | {0,0,0,0} |
| 65 | }; |
| 66 | |
| 67 | void DoDriverArgs(void) |
| 68 | { |
| 69 | if(!joy) memset(joyBMap,0,4); |
| 70 | } |
| 71 | |
| 72 | int InitSound(void) |
| 73 | { |
| 74 | if(soundo) |
| 75 | { |
| 76 | if(soundo==1) |
| 77 | soundo=44100; |
| 78 | soundo=InitSB(soundo,f8bit?0:1); |
| 79 | FCEUI_Sound(soundo); |
| 80 | } |
| 81 | return(soundo?1:0); |
| 82 | } |
| 83 | |
| 84 | void WriteSound(int32 *Buffer, int Count, int NoWaiting) |
| 85 | { |
| 86 | WriteSBSound(Buffer,Count,NoWaiting); |
| 87 | } |
| 88 | |
| 89 | void KillSound(void) |
| 90 | { |
| 91 | if(soundo) |
| 92 | KillSB(); |
| 93 | } |
| 94 | |
| 95 | void DOSMemSet(uint32 A, uint8 V, uint32 count) |
| 96 | { |
| 97 | uint32 x; |
| 98 | |
| 99 | _farsetsel(_dos_ds); |
| 100 | for(x=0;x<count;x++) |
| 101 | _farnspokeb(A+x,V); |
| 102 | } |
| 103 | |
| 104 | static char *arg0; |
| 105 | void GetBaseDirectory(char *BaseDirectory) |
| 106 | { |
| 107 | int x=0; |
| 108 | |
| 109 | if(arg0) |
| 110 | for(x=strlen(arg0);x>=0;x--) |
| 111 | { |
| 112 | if(arg0[x]=='/' || arg0[x]=='\\') |
| 113 | { |
| 114 | strncpy(BaseDirectory,arg0,x); |
| 115 | break; |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | BaseDirectory[x]=0; |
| 120 | } |
| 121 | |
| 122 | int main(int argc, char *argv[]) |
| 123 | { |
| 124 | puts("\nStarting FCE Ultra "VERSION_STRING"...\n"); |
| 125 | arg0=argv[0]; |
| 126 | return(CLImain(argc,argv)); |
| 127 | } |
| 128 | |