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;

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Some ECOFF definitions.
 4 */
 5
 6#include <stdint.h>
 7
 8typedef struct filehdr {
 9	uint16_t	f_magic;	/* magic number */
10	uint16_t	f_nscns;	/* number of sections */
11	int32_t		f_timdat;	/* time & date stamp */
12	int32_t		f_symptr;	/* file pointer to symbolic header */
13	int32_t		f_nsyms;	/* sizeof(symbolic hdr) */
14	uint16_t	f_opthdr;	/* sizeof(optional hdr) */
15	uint16_t	f_flags;	/* flags */
16} FILHDR;
17#define FILHSZ	sizeof(FILHDR)
18
 
19#define MIPSEBMAGIC	0x160
20#define MIPSELMAGIC	0x162
21
22typedef struct scnhdr {
23	char		s_name[8];	/* section name */
24	int32_t		s_paddr;	/* physical address, aliased s_nlib */
25	int32_t		s_vaddr;	/* virtual address */
26	int32_t		s_size;		/* section size */
27	int32_t		s_scnptr;	/* file ptr to raw data for section */
28	int32_t		s_relptr;	/* file ptr to relocation */
29	int32_t		s_lnnoptr;	/* file ptr to gp histogram */
30	uint16_t	s_nreloc;	/* number of relocation entries */
31	uint16_t	s_nlnno;	/* number of gp histogram entries */
32	int32_t		s_flags;	/* flags */
33} SCNHDR;
34#define SCNHSZ		sizeof(SCNHDR)
35#define SCNROUND	((int32_t)16)
36
37typedef struct aouthdr {
38	int16_t	magic;		/* see above				*/
39	int16_t	vstamp;		/* version stamp			*/
40	int32_t	tsize;		/* text size in bytes, padded to DW bdry*/
41	int32_t	dsize;		/* initialized data "  "		*/
42	int32_t	bsize;		/* uninitialized data "	  "		*/
43	int32_t	entry;		/* entry pt.				*/
44	int32_t	text_start;	/* base of text used for this file	*/
45	int32_t	data_start;	/* base of data used for this file	*/
46	int32_t	bss_start;	/* base of bss used for this file	*/
47	int32_t	gprmask;	/* general purpose register mask	*/
48	int32_t	cprmask[4];	/* co-processor register masks		*/
49	int32_t	gp_value;	/* the gp value used for this object	*/
50} AOUTHDR;
51#define AOUTHSZ sizeof(AOUTHDR)
52
53#define OMAGIC		0407
54#define NMAGIC		0410
55#define ZMAGIC		0413
56#define SMAGIC		0411
57#define LIBMAGIC	0443
58
59#define N_TXTOFF(f, a) \
60 ((a).magic == ZMAGIC || (a).magic == LIBMAGIC ? 0 : \
61  ((a).vstamp < 23 ? \
62   ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + 7) & 0xfffffff8) : \
63   ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + SCNROUND-1) & ~(SCNROUND-1)) ) )
64#define N_DATOFF(f, a) \
65  N_TXTOFF(f, a) + (a).tsize;