sys/src/libmach/5.c

   1 /*
   2  * arm definition
   3  */
   4 #include <u.h>
   5 #include <libc.h>
   6 #include <bio.h>
   7 #include <mach.h>
   8
   9 #pragma pack on
  10 #include "/arm/include/ureg.h"
  11 #pragma pack off
  12
  13 #define REGOFF(x)       (uintptr)(&((struct Ureg *) 0)->x)
  14
  15 #define SP              REGOFF(r13)
  16 #define PC              REGOFF(pc)
  17
  18 #define REGSIZE         sizeof(struct Ureg)
  19
  20 Reglist armreglist[] =
  21 {
  22         {"TYPE",        REGOFF(type),           RINT|RRDONLY, 'X'},
  23         {"PSR",         REGOFF(psr),            RINT|RRDONLY, 'X'},
  24         {"PC",          PC,                     RINT, 'X'},
  25         {"SP",          SP,                     RINT, 'X'},
  26         {"R15",         PC,                     RINT, 'X'},
  27         {"R14",         REGOFF(r14),            RINT, 'X'},
  28         {"R13",         REGOFF(r13),            RINT, 'X'},
  29         {"R12",         REGOFF(r12),            RINT, 'X'},
  30         {"R11",         REGOFF(r11),            RINT, 'X'},
  31         {"R10",         REGOFF(r10),            RINT, 'X'},
  32         {"R9",          REGOFF(r9),             RINT, 'X'},
  33         {"R8",          REGOFF(r8),             RINT, 'X'},
  34         {"R7",          REGOFF(r7),             RINT, 'X'},
  35         {"R6",          REGOFF(r6),             RINT, 'X'},
  36         {"R5",          REGOFF(r5),             RINT, 'X'},
  37         {"R4",          REGOFF(r4),             RINT, 'X'},
  38         {"R3",          REGOFF(r3),             RINT, 'X'},
  39         {"R2",          REGOFF(r2),             RINT, 'X'},
  40         {"R1",          REGOFF(r1),             RINT, 'X'},
  41         {"R0",          REGOFF(r0),             RINT, 'X'},
  42         {  0 }
  43 };
  44
  45         /* the machine description */
  46 Mach marm =
  47 {
  48         "arm",
  49         MARM,           /* machine type */
  50         armreglist,     /* register set */
  51         REGSIZE,        /* register set size */
  52         0,              /* fp register set size */
  53         "PC",           /* name of PC */
  54         "SP",           /* name of SP */
  55         "R14",          /* name of link register */
  56         "setR12",       /* static base register name */
  57         0,              /* static base register value */
  58         0x1000,         /* page size */
  59         0xC0000000ULL,  /* kernel base */
  60         0xC0000000ULL,  /* kernel text mask */
  61         0x3FFFFFFFULL,  /* user stack top */
  62         4,              /* quantization of pc */
  63         4,              /* szaddr */
  64         4,              /* szreg */
  65         4,              /* szfloat */
  66         8,              /* szdouble */
  67 };