sys/src/libmach/5.c

   1 /*
   2  * arm definition
   3  */
   4 #include <u.h>
   5 #include <bio.h>
   6 #include "/arm/include/ureg.h"
   7 #include <mach.h>
   8
   9
  10 #define REGOFF(x)       (ulong) (&((struct Ureg *) 0)->x)
  11
  12 #define SP              REGOFF(r13)
  13 #define PC              REGOFF(pc)
  14
  15 #define REGSIZE         sizeof(struct Ureg)
  16
  17 Reglist armreglist[] =
  18 {
  19         {"TYPE",        REGOFF(type),           RINT|RRDONLY, 'X'},
  20         {"PSR",         REGOFF(psr),            RINT|RRDONLY, 'X'},
  21         {"PC",          PC,                     RINT, 'X'},
  22         {"SP",          SP,                     RINT, 'X'},
  23         {"R15",         PC,                     RINT, 'X'},
  24         {"R14",         REGOFF(r14),            RINT, 'X'},
  25         {"R13",         REGOFF(r13),            RINT, 'X'},
  26         {"R12",         REGOFF(r12),            RINT, 'X'},
  27         {"R11",         REGOFF(r11),            RINT, 'X'},
  28         {"R10",         REGOFF(r10),            RINT, 'X'},
  29         {"R9",          REGOFF(r9),             RINT, 'X'},
  30         {"R8",          REGOFF(r8),             RINT, 'X'},
  31         {"R7",          REGOFF(r7),             RINT, 'X'},
  32         {"R6",          REGOFF(r6),             RINT, 'X'},
  33         {"R5",          REGOFF(r5),             RINT, 'X'},
  34         {"R4",          REGOFF(r4),             RINT, 'X'},
  35         {"R3",          REGOFF(r3),             RINT, 'X'},
  36         {"R2",          REGOFF(r2),             RINT, 'X'},
  37         {"R1",          REGOFF(r1),             RINT, 'X'},
  38         {"R0",          REGOFF(r0),             RINT, 'X'},
  39         {  0 }
  40 };
  41
  42         /* the machine description */
  43 Mach marm =
  44 {
  45         "arm",
  46         MARM,           /* machine type */
  47         armreglist,     /* register set */
  48         REGSIZE,        /* register set size */
  49         0,              /* fp register set size */
  50         "PC",           /* name of PC */
  51         "SP",           /* name of SP */
  52         "R14",          /* name of link register */
  53         "setR12",       /* static base register name */
  54         0,              /* static base register value */
  55         0x1000,         /* page size */
  56         0xC0000000ULL,  /* kernel base */
  57         0xC0000000ULL,  /* kernel text mask */
  58         0x3FFFFFFFULL,  /* user stack top */
  59         4,              /* quantization of pc */
  60         4,              /* szaddr */
  61         4,              /* szreg */
  62         4,              /* szfloat */
  63         8,              /* szdouble */
  64 };