plan9front/sys/src/libmach/5.c

68 lines
1.6 KiB
C

/*
* arm definition
*/
#include <u.h>
#include <libc.h>
#include <bio.h>
#include <mach.h>
#pragma pack on
#include "/arm/include/ureg.h"
#pragma pack off
#define REGOFF(x) (uintptr)(&((struct Ureg *) 0)->x)
#define SP REGOFF(r13)
#define PC REGOFF(pc)
#define REGSIZE sizeof(struct Ureg)
Reglist armreglist[] =
{
{"TYPE", REGOFF(type), RINT|RRDONLY, 'X'},
{"PSR", REGOFF(psr), RINT|RRDONLY, 'X'},
{"PC", PC, RINT, 'X'},
{"SP", SP, RINT, 'X'},
{"R15", PC, RINT, 'X'},
{"R14", REGOFF(r14), RINT, 'X'},
{"R13", REGOFF(r13), RINT, 'X'},
{"R12", REGOFF(r12), RINT, 'X'},
{"R11", REGOFF(r11), RINT, 'X'},
{"R10", REGOFF(r10), RINT, 'X'},
{"R9", REGOFF(r9), RINT, 'X'},
{"R8", REGOFF(r8), RINT, 'X'},
{"R7", REGOFF(r7), RINT, 'X'},
{"R6", REGOFF(r6), RINT, 'X'},
{"R5", REGOFF(r5), RINT, 'X'},
{"R4", REGOFF(r4), RINT, 'X'},
{"R3", REGOFF(r3), RINT, 'X'},
{"R2", REGOFF(r2), RINT, 'X'},
{"R1", REGOFF(r1), RINT, 'X'},
{"R0", REGOFF(r0), RINT, 'X'},
{ 0 }
};
/* the machine description */
Mach marm =
{
"arm",
MARM, /* machine type */
armreglist, /* register set */
REGSIZE, /* register set size */
0, /* fp register set size */
"PC", /* name of PC */
"SP", /* name of SP */
"R14", /* name of link register */
"setR12", /* static base register name */
0, /* static base register value */
0x1000, /* page size */
0xC0000000ULL, /* kernel base */
0xC0000000ULL, /* kernel text mask */
0x3FFFFFFFULL, /* user stack top */
4, /* quantization of pc */
4, /* szaddr */
4, /* szreg */
4, /* szfloat */
8, /* szdouble */
};