git.sur5r.net Git - cc65/blob - src/common/cpu.h

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                   cpu.h                                   */
   4 /*                                                                           */
   5 /*                            CPU specifications                             */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 2003-2011, Ullrich von Bassewitz                                      */
  10 /*                Roemerstrasse 52                                           */
  11 /*                D-70794 Filderstadt                                        */
  12 /* EMail:         uz@cc65.org                                                */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 #ifndef CPU_H
  37 #define CPU_H
  38
  39
  40
  41 /*****************************************************************************/
  42 /*                                   Data                                    */
  43 /*****************************************************************************/
  44
  45
  46
  47 /* CPUs */
  48 typedef enum {
  49     CPU_UNKNOWN = -1,           /* Not specified or invalid target */
  50     CPU_NONE,                   /* No CPU - for assembler */
  51     CPU_6502,
  52     CPU_6502X,                  /* "Extended", that is: with illegal opcodes */
  53     CPU_65SC02,
  54     CPU_65C02,
  55     CPU_65816,
  56     CPU_SWEET16,
  57     CPU_HUC6280,                /* Used in PC engine */
  58     CPU_M740,                   /* Mitsubishi 740 series MCUs */
  59     CPU_4510,                   /* CPU of C65 */
  60     CPU_COUNT                   /* Number of different CPUs */
  61 } cpu_t;
  62
  63 /* CPU instruction sets */
  64 enum {
  65     CPU_ISET_NONE       = 1 << CPU_NONE,
  66     CPU_ISET_6502       = 1 << CPU_6502,
  67     CPU_ISET_6502X      = 1 << CPU_6502X,
  68     CPU_ISET_65SC02     = 1 << CPU_65SC02,
  69     CPU_ISET_65C02      = 1 << CPU_65C02,
  70     CPU_ISET_65816      = 1 << CPU_65816,
  71     CPU_ISET_SWEET16    = 1 << CPU_SWEET16,
  72     CPU_ISET_HUC6280    = 1 << CPU_HUC6280,
  73     CPU_ISET_M740       = 1 << CPU_M740,
  74     CPU_ISET_4510       = 1 << CPU_4510,
  75 };
  76
  77 /* CPU used */
  78 extern cpu_t CPU;
  79
  80 /* Table with CPU names */
  81 extern const char* CPUNames[CPU_COUNT];
  82
  83 /* Table with CPU the instruction sets */
  84 extern const unsigned CPUIsets[CPU_COUNT];
  85
  86
  87
  88 /*****************************************************************************/
  89 /*                                   Code                                    */
  90 /*****************************************************************************/
  91
  92
  93
  94 int ValidAddrSizeForCPU (unsigned char AddrSize);
  95 /* Check if the given address size is valid for the current CPU */
  96
  97 cpu_t FindCPU (const char* Name);
  98 /* Find a CPU by name and return the target id. CPU_UNKNOWN is returned if
  99 ** the given name is no valid target.
 100 */
 101
 102
 103
 104 /* End of cpu.h */
 105
 106 #endif