mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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63 lines
2.7 KiB
C
63 lines
2.7 KiB
C
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/*
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* Some ECOFF definitions.
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*/
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typedef struct filehdr {
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unsigned short f_magic; /* magic number */
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unsigned short f_nscns; /* number of sections */
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long f_timdat; /* time & date stamp */
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long f_symptr; /* file pointer to symbolic header */
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long f_nsyms; /* sizeof(symbolic hdr) */
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unsigned short f_opthdr; /* sizeof(optional hdr) */
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unsigned short f_flags; /* flags */
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} FILHDR;
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#define FILHSZ sizeof(FILHDR)
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#define OMAGIC 0407
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#define MIPSEBMAGIC 0x160
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#define MIPSELMAGIC 0x162
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typedef struct scnhdr {
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char s_name[8]; /* section name */
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long s_paddr; /* physical address, aliased s_nlib */
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long s_vaddr; /* virtual address */
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long s_size; /* section size */
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long s_scnptr; /* file ptr to raw data for section */
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long s_relptr; /* file ptr to relocation */
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long s_lnnoptr; /* file ptr to gp histogram */
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unsigned short s_nreloc; /* number of relocation entries */
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unsigned short s_nlnno; /* number of gp histogram entries */
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long s_flags; /* flags */
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} SCNHDR;
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#define SCNHSZ sizeof(SCNHDR)
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#define SCNROUND ((long)16)
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typedef struct aouthdr {
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short magic; /* see above */
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short vstamp; /* version stamp */
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long tsize; /* text size in bytes, padded to DW bdry*/
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long dsize; /* initialized data " " */
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long bsize; /* uninitialized data " " */
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long entry; /* entry pt. */
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long text_start; /* base of text used for this file */
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long data_start; /* base of data used for this file */
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long bss_start; /* base of bss used for this file */
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long gprmask; /* general purpose register mask */
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long cprmask[4]; /* co-processor register masks */
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long gp_value; /* the gp value used for this object */
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} AOUTHDR;
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#define AOUTHSZ sizeof(AOUTHDR)
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#define OMAGIC 0407
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#define NMAGIC 0410
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#define ZMAGIC 0413
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#define SMAGIC 0411
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#define LIBMAGIC 0443
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#define N_TXTOFF(f, a) \
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((a).magic == ZMAGIC || (a).magic == LIBMAGIC ? 0 : \
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((a).vstamp < 23 ? \
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((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + 7) & 0xfffffff8) : \
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((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + SCNROUND-1) & ~(SCNROUND-1)) ) )
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#define N_DATOFF(f, a) \
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N_TXTOFF(f, a) + (a).tsize;
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