Yu-Gi-Oh! Ultimate Masters - World Championship Tournament 2006's AgbMain function

main.c

u8 dat_2000000;
u16 dat_200AF10;
void (*dat_2029EA0)(u32, u8 *, u16);

void sub_80F48F8(void (*)(void));
void sub_80F4B94(void);
void sub_80F4C14(void);
void sub_80F9BE4(u32);
u32 sub_80F9C40(void);
void sub_80FBAD0(void);

void AgbMain(void) {
    int i;
    u8 *temp0;

    sub_80F4C14();
    dat_200AF10 = 0xFFFF;
    dat_2029EA0(0xE000000, &dat_2000000, 0x6ED0);

    if (sub_80F9C40() == 0) {
        temp0 = &dat_2000000;

        for (i = 0; i < 8; i++)
            *temp0++ = 0;

        if (*(u16 *)0x080000AE >> 8 == 'J')
            sub_80F9BE4(0);
        else
            sub_80F9BE4(1);
    }

    sub_80F48F8(&sub_80FBAD0);
    sub_80F4B94();
}