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kolibrios-fun/programs/emulator/e80/trunk/e80.c

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#ifndef AUTOBUILD
// autobuild does not create lang.h, but defines LANG_{RUS,ENG} directly
#include "lang.h"
#endif
#include "system/kolibri.h"
#include "system/stdlib.h"
#include "system/string.h"
#include "z80/z80.h"
#include "48.h"
#include "system/msgbox.c"
///=============================
#define TYPE_NO 0
#define TYPE_SNA 1
#define TYPE_Z80 2
#define SCREEN_LEN 3*3*256*192*3
char WND_CAPTION[] = {"e80 v0.5.1"};
extern char KOL_PARAM[256];
extern char KOL_PATH[256];
char szBackup[256];
char szScreen[256];
int fila[5][5];
int main_tecla, hay_tecla;
int SSCS = 0;
int debug=0, scanl=0;
int frame_counter;
int target_cycle;
Z80Regs spectrumZ80;
char *screen;
unsigned screen_w, screen_h;
#define screen_a_w 512
#define screen_a_h 384
int flash = 0;
unsigned time = 0;
///=============================
#include "keyboard.c"
///=============================
int get_ext(char *filename)
{
return TYPE_SNA;
}
///=============================
void memory_print(Z80Regs *regs, char *filename)
{
kol_struct70 file;
file.p00 = 2;
file.p04 = 0;
file.p08 = 0;
file.p12 = 64*1024;
file.p16 = (unsigned)(regs->RAM);
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
}
///=============================
void all_print(Z80Regs *regs, char *filename)
{
kol_struct70 file;
file.p00 = 2;
file.p04 = 0;
file.p08 = 0;
file.p12 = sizeof (Z80Regs);
file.p16 = (unsigned)regs;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
}
///=============================
void screen_print(Z80Regs *regs)
{
kol_struct70 file;
char palette[]=
{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xB0, 0x00, 0x00, 0xB0, 0x00, 0x00,
0x00, 0x00, 0xB0, 0x00, 0x00, 0xB0,
0xB0, 0x00, 0xB0, 0xB0, 0x00, 0xB0,
0x00, 0xB0, 0x00, 0x00, 0xB0, 0x00,
0xB0, 0xB0, 0x00, 0xB0, 0xB0, 0x00,
0x00, 0xB0, 0xB0, 0x00, 0xB0, 0xB0,
0xB0, 0xB0, 0xB0, 0xB0, 0xB0, 0xB0,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xFF, 0x00, 0x00, 0xFF, 0x00, 0x00,
0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0xFF, 0xFF, 0x00, 0xFF,
0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00,
0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0x00,
0x00, 0xFF, 0xFF, 0x00, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
};
char *scr;
char *atr;
char a, c, s;
int i, j, k, l, m;
unsigned bri;
char *color;
char *addr;
int n = 0;
int z = 0;
int x, y;
scr = malloc(6144);
atr = malloc(768);
memcpy(scr, regs->RAM + 0x4000 , 6144);
memcpy(atr, regs->RAM + 0x5800 , 768);
for (j = 0; j < 3 ; j++)
for (i = 0; i < 8; i++)
for (k = 0; k < 8; k++)
for (l = 0; l < 32; l++)
{
c = scr[j*2048 + k*256 + i*32 + l];
for (m = 0; m < 8; m++)
{
s = (c & 128) >> 7;
a = atr[j*256 + i*32 + l];
if ( (a & 64) == 64 )
bri = 8;
else
bri = 0;
if ( 0 == s )
{
if (!(flash && (128 == (a&128))))
color = &palette[6*(bri+((a>>3)&7))];
else
color = &palette[6*(bri+(a&7))];
addr = screen + 2*screen_a_w*3*z + 2*3*n;
for (y = 0; y < 2; y++)
memcpy( addr + y*screen_a_w*3,
color, 6);
}
else
{
if (!(flash && (128 == (a&128))))
color = &palette[6*(bri+(a&7))];
else
color = &palette[6*(bri+((a>>3)&7))];
addr = screen + 2*screen_a_w*3*z + 2*3*n;
for (y = 0; y < 2; y++)
memcpy( addr + y*screen_a_w*3,
color, 6);
}
n++;
if (256 == n)
{
n = 0;
z++;
}
c <<= 1;
}
}
if ( 33 < (kol_time_tick() - time))
{
if (0 == flash)
flash = 1;
else
flash = 0;
time = kol_time_tick();
}
free(scr);
free(atr);
}
///=============================
void memory_load_z80(Z80Regs *regs, char *filename)
{
char header[30];
kol_struct70 file;
file.p00 = 0;
file.p04 = 0;
file.p08 = 0;
file.p12 = 30;
file.p16 = (unsigned) header;
file.p20 = 0;
file.p21 = filename;
}
///=============================
void memory_load_sna(Z80Regs *regs, char *filename)
{
char buffer[27];
kol_struct70 file;
file.p00 = 0;
file.p04 = 0;
file.p08 = 0;
file.p12 = 27;
file.p16 = (unsigned) buffer;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
regs->I = buffer[ 0];
regs->HLs.B.l = buffer[ 1];
regs->HLs.B.h = buffer[ 2];
regs->DEs.B.l = buffer[ 3];
regs->DEs.B.h = buffer[ 4];
regs->BCs.B.l = buffer[ 5];
regs->BCs.B.h = buffer[ 6];
regs->AFs.B.l = buffer[ 7];
regs->AFs.B.h = buffer[ 8];
regs->HL.B.l = buffer[ 9];
regs->HL.B.h = buffer[10];
regs->DE.B.l = buffer[11];
regs->DE.B.h = buffer[12];
regs->BC.B.l = buffer[13];
regs->BC.B.h = buffer[14];
regs->IY.B.l = buffer[15];
regs->IY.B.h = buffer[16];
regs->IX.B.l = buffer[17];
regs->IX.B.h = buffer[18];
regs->IFF1 = regs->IFF2 = (buffer[19]&0x04) >>2;
regs->R.W = buffer[20];
regs->AF.B.l = buffer[21];
regs->AF.B.h = buffer[22];
regs->SP.B.l =buffer[23];
regs->SP.B.h =buffer[24];
regs->IM = buffer[25];
regs->BorderColor = buffer[26];
file.p00 = 0;
file.p04 = 27;
file.p08 = 0;
file.p12 = 0x4000*3;
file.p16 = (unsigned) regs->RAM+16384;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
regs->PC.B.l = Z80MemRead(regs->SP.W, regs);
regs->SP.W++;
regs->PC.B.h = Z80MemRead(regs->SP.W, regs);
regs->SP.W++;
}
///=============================
void memory_save_sna(Z80Regs *regs, char *filename)
{
char buffer[27];
unsigned char sptmpl, sptmph;
kol_struct70 file;
buffer[ 0] = regs->I;
buffer[ 1] = regs->HLs.B.l;
buffer[ 2] = regs->HLs.B.h;
buffer[ 3] = regs->DEs.B.l;
buffer[ 4] = regs->DEs.B.h;
buffer[ 5] = regs->BCs.B.l;
buffer[ 6] = regs->BCs.B.h;
buffer[ 7] = regs->AFs.B.l;
buffer[ 8] = regs->AFs.B.h;
buffer[ 9] = regs->HL.B.l;
buffer[10] = regs->HL.B.h;
buffer[11] = regs->DE.B.l;
buffer[12] = regs->DE.B.h;
buffer[13] = regs->BC.B.l;
buffer[14] = regs->BC.B.h;
buffer[15] = regs->IY.B.l;
buffer[16] = regs->IY.B.h;
buffer[17] = regs->IX.B.l;
buffer[18] = regs->IX.B.h;
buffer[19] = regs->IFF1 << 2;
buffer[20] = regs->R.W & 0xFF;
buffer[21] = regs->AF.B.l;
buffer[22] = regs->AF.B.h;
sptmpl = Z80MemRead( regs->SP.W-1, regs );
sptmph = Z80MemRead( regs->SP.W-2, regs );
Z80MemWrite( --(regs->SP.W), regs->PC.B.h, regs);
Z80MemWrite( --(regs->SP.W), regs->PC.B.l, regs);
buffer[23] = regs->SP.B.l;
buffer[24] = regs->SP.B.h;
buffer[25] = regs->IM;
buffer[26] = regs->BorderColor;
file.p00 = 2;
file.p04 = 0;
file.p08 = 0;
file.p12 = 27;
file.p16 = (unsigned) buffer;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
file.p00 = 3;
file.p04 = 27;
file.p08 = 0;
file.p12 = 0x4000*3;
file.p16 = (unsigned) regs->RAM+16384;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
regs->SP.W += 2;
Z80MemWrite( regs->SP.W-1, sptmpl, regs );
Z80MemWrite( regs->SP.W-2, sptmph, regs );
}
///=============================
void memory_save_scr(Z80Regs *regs, char *filename)
{
kol_struct70 file;
file.p00 = 2;
file.p04 = 0x4000;
file.p08 = 0;
file.p12 = 6912;
file.p16 = (unsigned) regs->RAM+16384;
file.p20 = 0;
file.p21 = filename;
kol_file_70(&file);
}
///=============================
void wnd_draw()
{
kol_paint_start();
kol_wnd_define( (screen_w-540)/2, (screen_h-440)/2, 540, 440, 0x34b0b0b0, 0x34b0b0b0, WND_CAPTION);
screen_print(&spectrumZ80);
kol_paint_image((540 - screen_a_w)/2-5,
(440 - screen_a_h-kol_skin_height())/2,
screen_a_w, screen_a_h, screen);
kol_paint_end();
}
///=============================
void kol_main()
{
unsigned event;
unsigned key;
for (event = strlen(KOL_PATH); event > 0; --event)
if ( '/' == KOL_PATH[event] )
{
KOL_PATH[event+1]=0;
break;
}
strcpy(szBackup, KOL_PATH);
strcpy(szScreen, KOL_PATH);
strcat(szBackup, "backup.sna");
strcat(szScreen, "screen.scr");
kol_screen_get_size(&screen_w, &screen_h);
screen = malloc(SCREEN_LEN);
spectrumZ80.RAM = (char*) malloc(64*1024);
memcpy(spectrumZ80.RAM, BIOS48, 16*1024);
Z80Reset( &spectrumZ80, 69888 );
Z80FlagTables();
fila[1][1] = fila[1][2] = fila[2][2] = fila[3][2] = fila[4][2] =
fila[4][1] = fila[3][1] = fila[2][1] = 0xFF;
debug = 0;
if (KOL_PARAM != NULL)
{
int type = get_ext(KOL_PARAM);
if (TYPE_SNA == type)
memory_load_sna(&spectrumZ80, KOL_PARAM);
}
hay_tecla = main_tecla = 0;
//keyboard_process(0);
kol_key_mode_set(1);
for (;;)
{
// event = kol_event_check();
event = kol_event_wait_time(5);
switch (event)
{
case 1:
wnd_draw();
break;
case 2:
key = (kol_key_get()>>8)&0xff;
switch (key)
{
case 60: // F2
if ( IDOK == MessageBox("Save snapshot?",
WND_CAPTION, MB_OKCANCEL) )
memory_save_sna(&spectrumZ80,
szBackup);
break;
case 61: // F3
if ( IDOK == MessageBox("Load snapshot?",
WND_CAPTION, MB_OKCANCEL) )
memory_load_sna(&spectrumZ80,
szBackup);
break;
case 62: // F4
if ( IDOK == MessageBox("Save screenshot?",
WND_CAPTION, MB_OKCANCEL) )
memory_save_scr(&spectrumZ80,
szScreen);
break;
case 88: // F12 Reset
if ( IDOK == MessageBox("Reset?",
WND_CAPTION, MB_OKCANCEL) )
{
Z80Reset( &spectrumZ80, 69888 );
Z80FlagTables();
fila[1][1] = fila[1][2] =
fila[2][2] = fila[3][2] =
fila[4][2] = fila[4][1] =
fila[3][1] = fila[2][1] = 0xFF;
}
break;
default:
keyboard_process(key);
};
break;
case 3:
if ( 1 == (kol_btn_get() & 0xff00)>>8 )
{
free(screen);
free(spectrumZ80.RAM);
kol_exit();
}
break;
default:
if (0 == debug)
{
Z80Run( &spectrumZ80, 224*64 );
for( scanl=0; scanl<192; scanl++ )
Z80Run( &spectrumZ80, 224 );
Z80Run( &spectrumZ80, 224*56 );
if( target_cycle < 2 || frame_counter == 0 )
{
screen_print(&spectrumZ80);
kol_screen_wait_rr();
kol_paint_image((540 - screen_a_w)/2-5,
(440 - screen_a_h-kol_skin_height())/2,
screen_a_w, screen_a_h, screen);
}
while( target_cycle == 0 )
{
target_cycle--;
frame_counter++;
}
}
break;
};
}
}
///=============================