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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
4 | * Copyright (C) 2003 Xodnizel |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | #include <string.h> |
22 | #include "share.h" |
23 | |
24 | static uint32 bs,bss; |
25 | static uint32 boop; |
26 | |
27 | static uint8 FP_FASTAPASS(2) Read(int w, uint8 ret) |
28 | { |
29 | if(w) |
30 | { |
31 | ret|=(bs&1)<<3; |
32 | ret|=(boop&1)<<4; |
33 | bs>>=1; |
34 | boop>>=1; |
35 | // puts("Read"); |
36 | } |
37 | return(ret); |
38 | } |
39 | |
40 | static void FP_FASTAPASS(1) Write(uint8 V) |
41 | { |
42 | // if(V&0x2) |
43 | bs=bss; |
44 | //printf("Write: %02x\n",V); |
45 | // boop=0xC0; |
46 | } |
47 | |
48 | static void FP_FASTAPASS(2) Update(void *data, int arg) |
49 | { |
50 | bss=*(uint8*)data; |
51 | bss|=bss<<8; |
52 | bss|=bss<<8; |
53 | } |
54 | |
55 | static INPUTCFC TopRider={Read,Write,0,Update,0,0}; |
56 | |
57 | INPUTCFC *FCEU_InitTopRider(void) |
58 | { |
59 | |
60 | return(&TopRider); |
61 | } |
62 | |