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[cyclone68000.git] / Cyclone / Cyclone.h

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// Cyclone 68000 Emulator - Header File\r
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// This code is licensed under the GNU General Public License version 2.0 and the MAME License.\r
// You can choose the license that has the most advantages for you.\r
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// SVN repository can be found at http://code.google.com/p/cyclone68000/\r
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#ifdef __cplusplus\r
extern "C" {\r
#endif\r
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extern int CycloneVer; // Version number of library\r
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struct Cyclone\r
{\r
  unsigned int d[8];   // [r7,#0x00]\r
  unsigned int a[8];   // [r7,#0x20]\r
  unsigned int pc;     // [r7,#0x40] Memory Base+PC\r
  unsigned char srh;   // [r7,#0x44] Status Register high (T_S__III)\r
  unsigned char xc;    // [r7,#0x45] Extend flag (____??X?)\r
  unsigned char flags; // [r7,#0x46] Flags (ARM order: ____NZCV)\r
  unsigned char irq;   // [r7,#0x47] IRQ level\r
  unsigned int osp;    // [r7,#0x48] Other Stack Pointer (USP/SSP)\r
  unsigned int vector; // [r7,#0x50] IRQ vector (temporary)\r
  int pad1[3];\r
  int cycles;          // [r7,#0x5c]\r
  int membase;         // [r7,#0x60] Memory Base (ARM address minus 68000 address)\r
  unsigned int   (*checkpc)(unsigned int pc); // [r7,#0x64] - Called to recalc Memory Base+pc\r
  unsigned char  (*read8  )(unsigned int a);  // [r7,#0x68]\r
  unsigned short (*read16 )(unsigned int a);  // [r7,#0x6c]\r
  unsigned int   (*read32 )(unsigned int a);  // [r7,#0x70]\r
  void (*write8 )(unsigned int a,unsigned char  d); // [r7,#0x74]\r
  void (*write16)(unsigned int a,unsigned short d); // [r7,#0x78]\r
  void (*write32)(unsigned int a,unsigned int   d); // [r7,#0x7c]\r
  unsigned char  (*fetch8 )(unsigned int a);  // [r7,#0x80]\r
  unsigned short (*fetch16)(unsigned int a);  // [r7,#0x84]\r
  unsigned int   (*fetch32)(unsigned int a);  // [r7,#0x88]\r
};\r
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void CycloneRun(struct Cyclone *pcy);\r
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#ifdef __cplusplus\r
} // End of extern "C"\r
#endif\r