1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /*
3 * Some ECOFF definitions.
4 */
5
6 #include <stdint.h>
7
8 typedef struct filehdr {
9 uint16_t f_magic; /* mag
10 uint16_t f_nscns; /* num
11 int32_t f_timdat; /* tim
12 int32_t f_symptr; /* fil
13 int32_t f_nsyms; /* siz
14 uint16_t f_opthdr; /* siz
15 uint16_t f_flags; /* fla
16 } FILHDR;
17 #define FILHSZ sizeof(FILHDR)
18
19 #define MIPSEBMAGIC 0x160
20 #define MIPSELMAGIC 0x162
21
22 typedef struct scnhdr {
23 char s_name[8]; /* sec
24 int32_t s_paddr; /* phy
25 int32_t s_vaddr; /* vir
26 int32_t s_size; /* sec
27 int32_t s_scnptr; /* fil
28 int32_t s_relptr; /* fil
29 int32_t s_lnnoptr; /* fil
30 uint16_t s_nreloc; /* num
31 uint16_t s_nlnno; /* num
32 int32_t s_flags; /* fla
33 } SCNHDR;
34 #define SCNHSZ sizeof(SCNHDR)
35 #define SCNROUND ((int32_t)16)
36
37 typedef struct aouthdr {
38 int16_t magic; /* see above
39 int16_t vstamp; /* version sta
40 int32_t tsize; /* text size i
41 int32_t dsize; /* initialized
42 int32_t bsize; /* uninitializ
43 int32_t entry; /* entry pt.
44 int32_t text_start; /* base of tex
45 int32_t data_start; /* base of dat
46 int32_t bss_start; /* base of bss
47 int32_t gprmask; /* general pur
48 int32_t cprmask[4]; /* co-processo
49 int32_t gp_value; /* the gp valu
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
61 ((a).vstamp < 23 ? \
62 ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ +
63 ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ +
64 #define N_DATOFF(f, a) \
65 N_TXTOFF(f, a) + (a).tsize;
66
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