harvey/sys/include/bootexec.h

/*
 * This file is part of the UCB release of Plan 9. It is subject to the license
 * terms in the LICENSE file found in the top-level directory of this
 * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
 * part of the UCB release of Plan 9, including this file, may be copied,
 * modified, propagated, or distributed except according to the terms contained
 * in the LICENSE file.
 */

struct coffsect
{
	char	name[8];
	uint32_t	phys;
	uint32_t	virt;
	uint32_t	size;
	uint32_t	fptr;
	uint32_t	fptrreloc;
	uint32_t	fptrlineno;
	uint32_t	nrelocnlineno;
	uint32_t	flags;
};

/*
 * proprietary exec headers, needed to bootstrap various machines
 */
struct mipsexec
{
	int16_t	mmagic;		/* (0x160) mips magic number */
	int16_t	nscns;		/* (unused) number of sections */
	int32_t	timdat;		/* (unused) time & date stamp */
	int32_t	symptr;		/* offset to symbol table */
	int32_t	nsyms;		/* size of symbol table */
	int16_t	opthdr;		/* (0x38) sizeof(optional hdr) */
	int16_t	pcszs;		/* flags */
	int16_t	amagic;		/* see above */
	int16_t	vstamp;		/* version stamp */
	int32_t	tsize;		/* text size in bytes */
	int32_t	dsize;		/* initialized data */
	int32_t	bsize;		/* uninitialized data */
	int32_t	mentry;		/* entry pt.				*/
	int32_t	text_start;	/* base of text used for this file	*/
	int32_t	data_start;	/* base of data used for this file	*/
	int32_t	bss_start;	/* base of bss used for this file	*/
	int32_t	gprmask;	/* general purpose register mask	*/
union{
	int32_t	cprmask[4];	/* co-processor register masks		*/
	int32_t	pcsize;
};
	int32_t	gp_value;	/* the gp value used for this object    */
};

struct mips4kexec
{
	struct mipsexec	h;
	struct coffsect	itexts;
	struct coffsect idatas;
	struct coffsect ibsss;
};

struct sparcexec
{
	int16_t	sjunk;		/* dynamic bit and version number */
	int16_t	smagic;		/* 0407 */
	uint32_t	stext;
	uint32_t	sdata;
	uint32_t	sbss;
	uint32_t	ssyms;
	uint32_t	sentry;
	uint32_t	strsize;
	uint32_t	sdrsize;
};

struct nextexec
{
	struct	nexthdr{
		uint32_t	nmagic;
		uint32_t	ncputype;
		uint32_t	ncpusubtype;
		uint32_t	nfiletype;
		uint32_t	ncmds;
		uint32_t	nsizeofcmds;
		uint32_t	nflags;
	};

	struct nextcmd{
		uint32_t	cmd;
		uint32_t	cmdsize;
		uint8_t	segname[16];
		uint32_t	vmaddr;
		uint32_t	vmsize;
		uint32_t	fileoff;
		uint32_t	filesize;
		uint32_t	maxprot;
		uint32_t	initprot;
		uint32_t	nsects;
		uint32_t	flags;
	}textc;
	struct nextsect{
		char	sectname[16];
		char	segname[16];
		uint32_t	addr;
		uint32_t	size;
		uint32_t	offset;
		uint32_t	align;
		uint32_t	reloff;
		uint32_t	nreloc;
		uint32_t	flags;
		uint32_t	reserved1;
		uint32_t	reserved2;
	}texts;
	struct nextcmd	datac;
	struct nextsect	datas;
	struct nextsect	bsss;
	struct nextsym{
		uint32_t	cmd;
		uint32_t	cmdsize;
		uint32_t	symoff;
		uint32_t	nsyms;
		uint32_t	spoff;
		uint32_t	pcoff;
	}symc;
};

struct i386exec
{
	struct	i386coff{
		uint32_t	isectmagic;
		uint32_t	itime;
		uint32_t	isyms;
		uint32_t	insyms;
		uint32_t	iflags;
	};
	struct	i386hdr{
		uint32_t	imagic;
		uint32_t	itextsize;
		uint32_t	idatasize;
		uint32_t	ibsssize;
		uint32_t	ientry;
		uint32_t	itextstart;
		uint32_t	idatastart;
	};
	struct coffsect	itexts;
	struct coffsect idatas;
	struct coffsect ibsss;
	struct coffsect icomments;
};