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/*
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 * 68020 definition
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 */
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#include <u.h>
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#include "68020/ureg.h"
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#include <libc.h>
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#include <bio.h>
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#include <mach.h>
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#define	MAXREG	0
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#define	MINREG	0
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#define	REGOFF(x)	(ulong)(&((struct Ureg *) 0)->x)
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#define	VO	REGOFF(vo)		/* vo, 2 bytes */
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#define	SR	REGOFF(sr)		/* sr, 2 bytes */
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#define	R0	REGOFF(r0)
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#define	PC	REGOFF(pc)
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#define	DBMAGIC	REGOFF(magic)
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#define	SP	REGOFF(usp)
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#define	REGSIZE		(R0+4)
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#define	FCTL(x)		(REGSIZE+(x)*4)
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#define	FREG(x)		(FCTL(3)+(x)*12)
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#define	FPREGSIZE	(11*12)
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/*
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 *	68020 register set
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 */
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Reglist m68020reglist[] = {
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	{"VO",		VO,		RINT,	'x'},
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	{"SR",		SR,		RINT,	'x'},
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	{"MAGIC",	DBMAGIC,	RINT,	'X'},
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	{"PC",		PC,		RINT,	'X'},
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	{"A7",		SP,		RINT,	'X'},
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	{"KSP",		REGOFF(sp),	RINT,	'X'},
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	{"A6",		REGOFF(a6),	RINT,	'X'},
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	{"A5",		REGOFF(a5),	RINT,	'X'},
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	{"A4",		REGOFF(a4),	RINT,	'X'},
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	{"A3",		REGOFF(a3),	RINT,	'X'},
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	{"A2",		REGOFF(a2),	RINT,	'X'},
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	{"A1",		REGOFF(a1),	RINT,	'X'},
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	{"A0",		REGOFF(a0),	RINT,	'X'},
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	{"R7",		REGOFF(r7),	RINT,	'X'},
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	{"R6",		REGOFF(r6),	RINT,	'X'},
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	{"R5",		REGOFF(r5),	RINT,	'X'},
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	{"R4",		REGOFF(r4),	RINT,	'X'},
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	{"R3",		REGOFF(r3),	RINT,	'X'},
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	{"R2",		REGOFF(r2),	RINT,	'X'},
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	{"R1",		REGOFF(r1),	RINT,	'X'},
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	{"R0",		REGOFF(r0),	RINT,	'X'},
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	{"FPCR",	FCTL(0),	RFLT,	'X'},
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	{"FPSR",	FCTL(1),	RFLT,	'X'},
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	{"FPIAR",	FCTL(2),	RFLT,	'X'},
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	{"F0",		FREG(0),	RFLT,	'8'},
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	{"F1",		FREG(1),	RFLT,	'8'},
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	{"F2",		FREG(2),	RFLT,	'8'},
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	{"F3",		FREG(3),	RFLT,	'8'},
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	{"F4",		FREG(4),	RFLT,	'8'},
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	{"F5",		FREG(5),	RFLT,	'8'},
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	{"F6",		FREG(6),	RFLT,	'8'},
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	{"F7",		FREG(7),	RFLT,	'8'},
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	{0}
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};
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Mach m68020 =
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{
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	"68020",
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	M68020,		/* machine type */
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	m68020reglist,	/* register list */
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	REGSIZE,	/* number of bytes in reg set */
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	FPREGSIZE,	/* number of bytes in fp reg set */
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	"PC",
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	"A7",
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	0,		/* link register */
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	"a6base",	/* static base register name */
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	0,		/* value */
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	0x2000,		/* page size */
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	0x80000000ULL,	/* kernel base */
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	0x80000000ULL,	/* kernel text mask */
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	0x7FFFFFFFULL,	/* user stack top */
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	2,		/* quantization of pc */
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	4,		/* szaddr */
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	4,		/* szreg */
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	4,		/* szfloat */
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	8,		/* szdouble */
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};