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static const int main_ram_size=16384;
#include "main.h" //!!!

unsigned char freezer_rom_present = 0;

void actions();

#ifdef USB
#include "usb.h"
#endif

void loadosrom()
{
int j=0;
if (file_size(files[5]) == 0x0800)
{
int i=0;
unsigned char * src = (unsigned char *)(ROM_OFS + 0x4000 + SDRAM_BASE);
unsigned char * dest1 = (unsigned char *)(ROM_OFS + 0x4800 + SDRAM_BASE);
loadromfile(files[5],0x0800, ROM_OFS + 0x4000);

for (i=0; i!=0x800; ++i)
{
dest1[i] = src[i];
}
}
}

#ifdef USB
struct usb_host usb_porta;
#endif
#ifdef USB2
struct usb_host usb_portb;
#endif

void mainmenu()
{
#ifdef USB
usb_init(&usb_porta,0);
#endif
#ifdef USB2
usb_init(&usb_portb,1);
#endif
memset8(SRAM_BASE+0x4000, 0, 32768);
memset32(SDRAM_BASE+0x4000, 0, 32768/4);

if (SimpleFile_OK == dir_init((void *)DIR_INIT_MEM, DIR_INIT_MEMSIZE))
{
#ifdef USB
usb_log_init(files[7]);
#endif
struct SimpleDirEntry * entries = dir_entries(ROM_DIR);

if (SimpleFile_OK == file_open_name_in_dir(entries, "5200.rom", files[5]))
{
loadosrom();
}
}
else
{
//printf("DIR init failed\n");
}
reboot(1);
for (;;) actions();
}

char const * get_ram()
{
return "16K";
}

void load_cartridge(int type)
{
switch(type)
{
case 4: //32k
loadromfile(files[4],0x8000,0x004000);
break;
case 6: // 16k two chip
{
unsigned char * src = (unsigned char *)(0x4000 + SDRAM_BASE);
unsigned char * dest1 = (unsigned char *)(0x6000 + SDRAM_BASE);
unsigned char * src2 = (unsigned char *)(0x8000 + SDRAM_BASE);
unsigned char * dest2 = (unsigned char *)(0xa000+ SDRAM_BASE);
int i = 0;
//*atari_colbk = 0x68;
//wait_us(5000000);

loadromfile(files[4],0x2000,0x004000);
loadromfile(files[4],0x2000,0x008000);
for (i=0; i!=0x2000; ++i)
{
dest1[i] = src[i];
dest2[i] = src2[i];
}
}
break;
case 16: // 16k one chip
{
loadromfile(files[4],0x4000,0x008000);
unsigned char * src = (unsigned char *)(0x8000 + SDRAM_BASE);
unsigned char * dest1 = (unsigned char *)(0x4000 + SDRAM_BASE);
int i = 0;
for (i=0; i!=0x4000; ++i)
{
dest1[i] = src[i];
}
}
break;
case 19: // 8k
{
//*atari_colbk = 0x58;
//wait_us(4000000);
loadromfile(files[4],0x2000,0x004000);
unsigned char * src = (unsigned char *)(0x4000 + SDRAM_BASE);
unsigned char * dest1 = (unsigned char *)(0x6000 + SDRAM_BASE);
unsigned char * dest2 = (unsigned char *)(0x8000 + SDRAM_BASE);
unsigned char * dest3 = (unsigned char *)(0xa000 + SDRAM_BASE);
int i = 0;
for (i=0; i!=0x2000; ++i)
{
dest1[i] = src[i];
dest2[i] = src[i];
dest3[i] = src[i];
}
}
break;
case 20: // 4k
{
//*atari_colbk = 0x58;
//wait_us(4000000);
loadromfile(files[4],0x1000,0x004000);
unsigned char * src = (unsigned char *)(0x4000 + SDRAM_BASE);
unsigned char * dest1 = (unsigned char *)(0x5000 + SDRAM_BASE);
unsigned char * dest2 = (unsigned char *)(0x6000 + SDRAM_BASE);
unsigned char * dest3 = (unsigned char *)(0x7000 + SDRAM_BASE);
unsigned char * dest4 = (unsigned char *)(0x8000 + SDRAM_BASE);
unsigned char * dest5 = (unsigned char *)(0x9000 + SDRAM_BASE);
unsigned char * dest6 = (unsigned char *)(0xa000 + SDRAM_BASE);
unsigned char * dest7 = (unsigned char *)(0xb000 + SDRAM_BASE);
int i = 0;
for (i=0; i!=0x1000; ++i)
{
dest1[i] = src[i];
dest2[i] = src[i];
dest3[i] = src[i];
dest4[i] = src[i];
dest5[i] = src[i];
dest6[i] = src[i];
dest7[i] = src[i];
}
}
break;
default:
{
clearscreen();
debug_pos = 0;
debug_adjust = 0;
printf("Unknown type of cartridge!");
wait_us(3000000);
}
break;
}
}

int filter_5200(struct SimpleDirEntry * entry)
{
if (dir_is_subdir(entry)) return 1;
char const * f = dir_filename(entry);
int res = (compare_ext(f,"A52") || compare_ext(f,"CAR") || compare_ext(f,"BIN"));
//printf("filter_disks:%s:%d\n",f,res);
return res;
}

void select_cartridge()
{
filter = filter_5200; // .a52, .car and .bin
file_selector(files[4]);

// work out the type
char const * name = file_name(files[4]);
int type = -1;
if (compare_ext(name,"CAR"))
{
char header[16];
int read = 0;
file_read(files[4],&header,16,&read);
type = header[7];
}
else
{
int size = file_size(files[4]);

if (size == 32768) type = 4;
if (size == 16384) // uff!
{
struct joystick_status joy;
joy.x_ = joy.y_ = joy.fire_ = joy.escape_ = 0;

clearscreen();
debug_pos = 0;
debug_adjust = 0;
printf("16k cart type");
debug_pos = 80;
printf("Left for one chip");
debug_pos = 120;
printf("Right for two chip");

while(type <0)
{
joystick_wait(&joy,WAIT_QUIET);
joystick_wait(&joy,WAIT_EITHER);

if (joy.x_<0) type = 16;
if (joy.x_>0) type = 6;
}
}
if (size == 8192) type = 19;
if (size == 4096) type = 20;
}

load_cartridge(type);
}

int settings()
{
struct joystick_status joy;
joy.x_ = joy.y_ = joy.fire_ = joy.escape_ = 0;

int row = 0;

int done = 0;
for (;!done;)
{
// Render
clearscreen();
debug_pos = 0;
debug_adjust = 0;
printf("Se");
debug_adjust = 128;
printf("ttings");
debug_pos = 80;
debug_adjust = row==0 ? 128 : 0;
printf("Turbo:%dx", get_turbo_6502());
debug_pos = 120;
debug_adjust = row==1 ? 128 : 0;
printf("Ram:%s", get_ram());
debug_pos = 160;
debug_adjust = row==2 ? 128 : 0;
{
printf("Rom:%s", file_name(files[5]));
}
int i;

debug_pos = 200;
debug_adjust = row==3 ? 128 : 0;
printf("Cart:%s", file_name(files[4]) ? file_name(files[4]) : "NONE");

#ifdef USBSETTINGS
debug_pos = 240;
debug_adjust = row==4 ? 128 : 0;
printf("Rotate USB joysticks");

debug_pos = 320;
debug_adjust = row==5 ? 128 : 0;
printf("Exit");

debug_adjust = 0;

usb_devices(400);
#else
debug_pos = 240;
debug_adjust = row==4 ? 128 : 0;
printf("Exit");
#endif

/*
while (1)
{
*atari_consol = 4;
*atari_potgo = 0xff;

wait_us(1000000/25);

unsigned char pot0 = *atari_pot0;
unsigned char pot1 = *atari_pot1;
debug_pos = 320;
printf(" ");
debug_pos = 320;
printf("pot0:%d pot1:%d",pot0,pot1);
}*/

// Slow it down a bit
wait_us(100000);

// move
joystick_wait(&joy,WAIT_QUIET);
joystick_wait(&joy,WAIT_EITHER);
if (joy.escape_) break;

row+=joy.y_;
if (row<0) row = 0;
#ifdef USBSETTINGS
if (row>5) row = 5;
#else
if (row>4) row = 4;
#endif
switch (row)
{
case 0:
{
int turbo = get_turbo_6502();
if (joy.x_==1) turbo<<=1;
if (joy.x_==-1) turbo>>=1;
if (turbo>16) turbo = 16;
if (turbo<1) turbo = 1;
set_turbo_6502(turbo);
}
break;
case 1:
{
int ram_select = get_ram_select();
ram_select+=joy.x_;
if (ram_select<0) ram_select = 0;
if (ram_select>7) ram_select = 7;
set_ram_select(ram_select);
}
break;
case 2:
{
if (joy.x_ || joy.fire_)
{
fil_type = fil_type_rom;
filter = filter_specified;
file_selector(files[5]);
loadosrom();
}
}
break;
case 3:
{
if (joy.fire_)
{
select_cartridge();
return 1;
}
}
break;
#ifdef USBSETTINGS
case 4:
if (joy.fire_)
{
rotate_usb_sticks();
}
break;
case 5:
if (joy.fire_)
{
done = 1;
}
break;
#else
case 4:
if (joy.fire_)
{
done = 1;
}
break;
#endif
}
}

return 0;
}

void actions()
{
#ifdef LINUX_BUILD
check_keys();
#endif
#ifdef USB
usb_poll(&usb_porta);
#endif
#ifdef USB2
usb_poll(&usb_portb);
#endif
// Show some activity!
//*atari_colbk = *atari_random;
// Hot keys
if (get_hotkey_softboot())
{
reboot(0);
}
else if (get_hotkey_coldboot())
{
reboot(1);
}
else if (get_hotkey_settings())
{
set_pause_6502(1);
freeze();
debug_pos = 0;
int do_reboot = settings();
debug_pos = -1;
restore();
if (do_reboot)
reboot(1);
else
set_pause_6502(0);
}
else if (get_hotkey_fileselect())
{
set_pause_6502(1);
freeze();
select_cartridge();
restore();
reboot(1);
}
}
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