| 1 | // TODO... |
| 2 | |
| 3 | #include "../PicoInt.h" |
| 4 | |
| 5 | |
| 6 | static void gfx_cd_start(void) |
| 7 | { |
| 8 | dprintf("gfx_cd_start()"); |
| 9 | if (Pico_mcd->s68k_regs[0x33] & (1<<1)) |
| 10 | { |
| 11 | dprintf("gfx_cd irq 1"); |
| 12 | SekInterruptS68k(1); |
| 13 | } |
| 14 | } |
| 15 | |
| 16 | void gfx_cd_update(void) |
| 17 | { |
| 18 | } |
| 19 | |
| 20 | |
| 21 | unsigned int gfx_cd_read(unsigned int a) |
| 22 | { |
| 23 | dprintf("gfx_cd_read(%x)", a); |
| 24 | |
| 25 | // switch (a) { |
| 26 | // case 2: |
| 27 | // return; |
| 28 | return 0; |
| 29 | } |
| 30 | |
| 31 | void gfx_cd_write(unsigned int a, unsigned int d) |
| 32 | { |
| 33 | dprintf("gfx_cd_write(%x, %04x)", a, d); |
| 34 | |
| 35 | switch (a) { |
| 36 | case 0x66: |
| 37 | if (Pico_mcd->s68k_regs[3]&4) return; // can't do tanformations in 1M mode |
| 38 | gfx_cd_start(); |
| 39 | return; |
| 40 | } |
| 41 | } |
| 42 | |