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/Ethereal-msm8939-beta9/arch/mips/boot/ecoff.h

https://bitbucket.org/MilosStamenkovic95/etherealos
C Header | 62 lines | 54 code | 5 blank | 3 comment | 3 complexity | bc5cce17d29ab5b04ebcc95e08f38448 MD5 | raw file
 1/*
 2 * Some ECOFF definitions.
 3 */
 4typedef struct filehdr {
 5	unsigned short	f_magic;	/* magic number */
 6	unsigned short	f_nscns;	/* number of sections */
 7	long		f_timdat;	/* time & date stamp */
 8	long		f_symptr;	/* file pointer to symbolic header */
 9	long		f_nsyms;	/* sizeof(symbolic hdr) */
10	unsigned short	f_opthdr;	/* sizeof(optional hdr) */
11	unsigned short	f_flags;	/* flags */
12} FILHDR;
13#define FILHSZ	sizeof(FILHDR)
14
15#define OMAGIC		0407
16#define MIPSEBMAGIC	0x160
17#define MIPSELMAGIC	0x162
18
19typedef struct scnhdr {
20	char		s_name[8];	/* section name */
21	long		s_paddr;	/* physical address, aliased s_nlib */
22	long		s_vaddr;	/* virtual address */
23	long		s_size;		/* section size */
24	long		s_scnptr;	/* file ptr to raw data for section */
25	long		s_relptr;	/* file ptr to relocation */
26	long		s_lnnoptr;	/* file ptr to gp histogram */
27	unsigned short	s_nreloc;	/* number of relocation entries */
28	unsigned short	s_nlnno;	/* number of gp histogram entries */
29	long		s_flags;	/* flags */
30} SCNHDR;
31#define SCNHSZ		sizeof(SCNHDR)
32#define SCNROUND	((long)16)
33
34typedef struct aouthdr {
35	short	magic;		/* see above				*/
36	short	vstamp;		/* version stamp			*/
37	long	tsize;		/* text size in bytes, padded to DW bdry*/
38	long	dsize;		/* initialized data "  "		*/
39	long	bsize;		/* uninitialized data "	  "		*/
40	long	entry;		/* entry pt.				*/
41	long	text_start;	/* base of text used for this file	*/
42	long	data_start;	/* base of data used for this file	*/
43	long	bss_start;	/* base of bss used for this file	*/
44	long	gprmask;	/* general purpose register mask	*/
45	long	cprmask[4];	/* co-processor register masks		*/
46	long	gp_value;	/* the gp value used for this object	*/
47} AOUTHDR;
48#define AOUTHSZ sizeof(AOUTHDR)
49
50#define OMAGIC		0407
51#define NMAGIC		0410
52#define ZMAGIC		0413
53#define SMAGIC		0411
54#define LIBMAGIC	0443
55
56#define N_TXTOFF(f, a) \
57 ((a).magic == ZMAGIC || (a).magic == LIBMAGIC ? 0 : \
58  ((a).vstamp < 23 ? \
59   ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + 7) & 0xfffffff8) : \
60   ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + SCNROUND-1) & ~(SCNROUND-1)) ) )
61#define N_DATOFF(f, a) \
62  N_TXTOFF(f, a) + (a).tsize;