xref: /inferno-os/utils/libmach/5.c (revision 6e425a9de8c003b5a733621a6b6730ec3cc902b8)
1 /*
2  * arm definition
3  */
4 #include <lib9.h>
5 #include <bio.h>
6 #include "ureg5.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 	{"LINK",	REGOFF(link),		RINT|RRDONLY, 'X'},
20 	{"TYPE",	REGOFF(type),		RINT|RRDONLY, 'X'},
21 	{"PSR",		REGOFF(psr),		RINT|RRDONLY, 'X'},
22 	{"PC",		PC,			RINT, 'X'},
23 	{"SP",		SP,			RINT, 'X'},
24 	{"R15",		PC,			RINT, 'X'},
25 	{"R14",		REGOFF(r14),		RINT, 'X'},
26 	{"R13",		REGOFF(r13),		RINT, 'X'},
27 	{"R12",		REGOFF(r12),		RINT, 'X'},
28 	{"R11",		REGOFF(r11),		RINT, 'X'},
29 	{"R10",		REGOFF(r10),		RINT, 'X'},
30 	{"R9",		REGOFF(r9),		RINT, 'X'},
31 	{"R8",		REGOFF(r8),		RINT, 'X'},
32 	{"R7",		REGOFF(r7),		RINT, 'X'},
33 	{"R6",		REGOFF(r6),		RINT, 'X'},
34 	{"R5",		REGOFF(r5),		RINT, 'X'},
35 	{"R4",		REGOFF(r4),		RINT, 'X'},
36 	{"R3",		REGOFF(r3),		RINT, 'X'},
37 	{"R2",		REGOFF(r2),		RINT, 'X'},
38 	{"R1",		REGOFF(r1),		RINT, 'X'},
39 	{"R0",		REGOFF(r0),		RINT, 'X'},
40 	{  0 }
41 };
42 
43 	/* the machine description */
44 Mach marm =
45 {
46 	"arm",
47 	MARM,		/* machine type */
48 	armreglist,	/* register set */
49 	REGSIZE,	/* register set size */
50 	0,		/* fp register set size */
51 	"PC",		/* name of PC */
52 	"SP",		/* name of SP */
53 	"R15",		/* name of link register */
54 	"setR12",	/* static base register name */
55 	0,		/* static base register value */
56 	0x1000,		/* page size */
57 	0xC0000000,	/* kernel base */
58 	0,		/* kernel text mask */
59 	4,		/* quantization of pc */
60 	4,		/* szaddr */
61 	4,		/* szreg */
62 	4,		/* szfloat */
63 	8,		/* szdouble */
64 };
65