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1 | \r |
2 | // Cyclone 68000 Emulator - Header File\r |
3 | \r |
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4 | // Copyright (c) 2011 FinalDave (emudave (at) gmail.com)\r |
5 | \r |
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6 | // This code is licensed under the GNU General Public License version 2.0 and the MAME License.\r |
7 | // You can choose the license that has the most advantages for you.\r |
8 | \r |
9 | // SVN repository can be found at http://code.google.com/p/cyclone68000/\r |
10 | \r |
11 | #ifdef __cplusplus\r |
12 | extern "C" {\r |
13 | #endif\r |
14 | \r |
15 | extern int CycloneVer; // Version number of library\r |
16 | \r |
17 | struct Cyclone\r |
18 | {\r |
19 | unsigned int d[8]; // [r7,#0x00]\r |
20 | unsigned int a[8]; // [r7,#0x20]\r |
21 | unsigned int pc; // [r7,#0x40] Memory Base+PC\r |
22 | unsigned char srh; // [r7,#0x44] Status Register high (T_S__III)\r |
23 | unsigned char xc; // [r7,#0x45] Extend flag (____??X?)\r |
24 | unsigned char flags; // [r7,#0x46] Flags (ARM order: ____NZCV)\r |
25 | unsigned char irq; // [r7,#0x47] IRQ level\r |
26 | unsigned int osp; // [r7,#0x48] Other Stack Pointer (USP/SSP)\r |
27 | unsigned int vector; // [r7,#0x50] IRQ vector (temporary)\r |
28 | int pad1[3];\r |
29 | int cycles; // [r7,#0x5c]\r |
30 | int membase; // [r7,#0x60] Memory Base (ARM address minus 68000 address)\r |
31 | unsigned int (*checkpc)(unsigned int pc); // [r7,#0x64] - Called to recalc Memory Base+pc\r |
32 | unsigned char (*read8 )(unsigned int a); // [r7,#0x68]\r |
33 | unsigned short (*read16 )(unsigned int a); // [r7,#0x6c]\r |
34 | unsigned int (*read32 )(unsigned int a); // [r7,#0x70]\r |
35 | void (*write8 )(unsigned int a,unsigned char d); // [r7,#0x74]\r |
36 | void (*write16)(unsigned int a,unsigned short d); // [r7,#0x78]\r |
37 | void (*write32)(unsigned int a,unsigned int d); // [r7,#0x7c]\r |
38 | unsigned char (*fetch8 )(unsigned int a); // [r7,#0x80]\r |
39 | unsigned short (*fetch16)(unsigned int a); // [r7,#0x84]\r |
40 | unsigned int (*fetch32)(unsigned int a); // [r7,#0x88]\r |
41 | };\r |
42 | \r |
43 | void CycloneRun(struct Cyclone *pcy);\r |
44 | \r |
45 | #ifdef __cplusplus\r |
46 | } // End of extern "C"\r |
47 | #endif\r |