Linux Kernel  3.7.1
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ecoff.h
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1 /*
2  * Some ECOFF definitions.
3  */
4 typedef 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 
19 typedef 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 
34 typedef 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;