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-rw-r--r--include/coff/ti.h434
1 files changed, 0 insertions, 434 deletions
diff --git a/include/coff/ti.h b/include/coff/ti.h
deleted file mode 100644
index 9d521b5..0000000
--- a/include/coff/ti.h
+++ /dev/null
@@ -1,434 +0,0 @@
-/* COFF information for TI COFF support. Definitions in this file should be
- customized in a target-specific file, and then this file included (see
- tic54x.h for an example). */
-#ifndef COFF_TI_H
-#define COFF_TI_H
-
-/********************** FILE HEADER **********************/
-
-struct external_filehdr {
- char f_magic[2]; /* magic number */
- char f_nscns[2]; /* number of sections */
- char f_timdat[4]; /* time & date stamp */
- char f_symptr[4]; /* file pointer to symtab */
- char f_nsyms[4]; /* number of symtab entries */
- char f_opthdr[2]; /* sizeof(optional hdr) */
- char f_flags[2]; /* flags */
- char f_target_id[2]; /* magic no. (TI COFF-specific) */
-};
-
-/* COFF0 has magic number in f_magic, and omits f_target_id from the file
- header; for later versions, f_magic is 0xC1 for COFF1 and 0xC2 for COFF2
- and the target-specific magic number is found in f_target_id */
-
-#define TICOFF0MAGIC TI_TARGET_ID
-#define TICOFF1MAGIC 0x00C1
-#define TICOFF2MAGIC 0x00C2
-#define TICOFF_AOUT_MAGIC 0x0108 /* magic number in optional header */
-#define TICOFF 1 /* customize coffcode.h */
-
-/* The target_id field changes depending on the particular CPU target */
-/* for COFF0, the target id appeared in f_magic, where COFFX magic is now */
-#ifndef TI_TARGET_ID
-#error "TI_TARGET_ID needs to be defined for your CPU"
-#endif
-
-/* Which bfd_arch to use... */
-#ifndef TICOFF_TARGET_ARCH
-#error "TICOFF_TARGET_ARCH needs to be defined for your CPU"
-#endif
-
-/* Default to COFF2 for file output */
-#ifndef TICOFF_DEFAULT_MAGIC
-#define TICOFF_DEFAULT_MAGIC TICOFF2MAGIC
-#endif
-
-/* This value is made available in the rare case where a bfd is unavailable */
-#ifndef OCTETS_PER_BYTE_POWER
-#warn OCTETS_PER_BYTE_POWER not defined for this CPU, it will default to 0
-#else
-#define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER)
-#endif
-
-/* default alignment is on a byte (not octet!) boundary */
-#ifndef COFF_DEFAULT_SECTION_ALIGNMENT_POWER
-#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 0
-#endif
-
-/* TI COFF encodes the section alignment in the section header flags */
-#define COFF_ALIGN_IN_SECTION_HEADER 1
-#define COFF_ALIGN_IN_S_FLAGS 1
-/* requires a power-of-two argument */
-#define COFF_ENCODE_ALIGNMENT(S,X) ((S).s_flags |= (((unsigned)(X)&0xF)<<8))
-/* result is a power of two */
-#define COFF_DECODE_ALIGNMENT(X) (((X)>>8)&0xF)
-
-#define COFF0_P(ABFD) (bfd_coff_filhsz(ABFD) == FILHSZ_V0)
-#define COFF2_P(ABFD) (bfd_coff_scnhsz(ABFD) != SCNHSZ_V01)
-
-#define COFF0_BADMAG(x) ((x).f_magic != TICOFF0MAGIC)
-#define COFF1_BADMAG(x) ((x).f_magic != TICOFF1MAGIC || (x).f_target_id != TI_TARGET_ID)
-#define COFF2_BADMAG(x) ((x).f_magic != TICOFF2MAGIC || (x).f_target_id != TI_TARGET_ID)
-
-/* we need to read/write an extra field in the coff file header */
-#ifndef COFF_ADJUST_FILEHDR_IN_POST
-#define COFF_ADJUST_FILEHDR_IN_POST(abfd,src,dst) \
-do { ((struct internal_filehdr *)(dst))->f_target_id = \
-bfd_h_get_16(abfd, (bfd_byte *)(((FILHDR *)(src))->f_target_id)); \
-} while(0)
-#endif
-
-#ifndef COFF_ADJUST_FILEHDR_OUT_POST
-#define COFF_ADJUST_FILEHDR_OUT_POST(abfd,src,dst) \
-do { bfd_h_put_16(abfd, ((struct internal_filehdr *)(src))->f_target_id, \
- (bfd_byte *)(((FILHDR *)(dst))->f_target_id)); \
-} while(0)
-#endif
-
-#define FILHDR struct external_filehdr
-#define FILHSZ 22
-#define FILHSZ_V0 20 /* COFF0 omits target_id field */
-
-/* File header flags */
-#define F_RELFLG (0x0001)
-#define F_EXEC (0x0002)
-#define F_LNNO (0x0004)
-/* F_LSYMS needs to be redefined in your source file */
-#define F_LSYMS_TICOFF (0x0010) /* normal COFF is 0x8 */
-
-#define F_10 0x00 /* file built for TMS320C1x devices */
-#define F_20 0x10 /* file built for TMS320C2x devices */
-#define F_25 0x20 /* file built for TMS320C2x/C5x devices */
-#define F_LENDIAN 0x0100 /* 16 bits/word, LSB first */
-#define F_SYMMERGE 0x1000 /* duplicate symbols were removed */
-
-/********************** OPTIONAL HEADER **********************/
-
-
-typedef struct
-{
- char magic[2]; /* type of file (0x108) */
- char vstamp[2]; /* version stamp */
- char tsize[4]; /* text size in bytes, padded to FW bdry*/
- char dsize[4]; /* initialized data " " */
- char bsize[4]; /* uninitialized data " " */
- char entry[4]; /* entry pt. */
- char text_start[4]; /* base of text used for this file */
- char data_start[4]; /* base of data used for this file */
-}
-AOUTHDR;
-
-
-#define AOUTHDRSZ 28
-#define AOUTSZ 28
-
-
-/********************** SECTION HEADER **********************/
-/* COFF0, COFF1 */
-struct external_scnhdr_v01 {
- char s_name[8]; /* section name */
- char s_paddr[4]; /* physical address, aliased s_nlib */
- char s_vaddr[4]; /* virtual address */
- char s_size[4]; /* section size (in WORDS) */
- char s_scnptr[4]; /* file ptr to raw data for section */
- char s_relptr[4]; /* file ptr to relocation */
- char s_lnnoptr[4]; /* file ptr to line numbers */
- char s_nreloc[2]; /* number of relocation entries */
- char s_nlnno[2]; /* number of line number entries*/
- char s_flags[2]; /* flags */
- char s_reserved[1]; /* reserved */
- char s_page[1]; /* section page number (LOAD) */
-};
-
-/* COFF2 */
-struct external_scnhdr {
- char s_name[8]; /* section name */
- char s_paddr[4]; /* physical address, aliased s_nlib */
- char s_vaddr[4]; /* virtual address */
- char s_size[4]; /* section size (in WORDS) */
- char s_scnptr[4]; /* file ptr to raw data for section */
- char s_relptr[4]; /* file ptr to relocation */
- char s_lnnoptr[4]; /* file ptr to line numbers */
- char s_nreloc[4]; /* number of relocation entries */
- char s_nlnno[4]; /* number of line number entries*/
- char s_flags[4]; /* flags */
- char s_reserved[2]; /* reserved */
- char s_page[2]; /* section page number (LOAD) */
-};
-
-/*
- * Special section flags
- */
-
-/* TI COFF defines these flags;
- STYP_CLINK: the section should be excluded from the final
- linker output if there are no references found to any symbol in the section
- STYP_BLOCK: the section should be blocked, i.e. if the section would cross
- a page boundary, it is started at a page boundary instead.
- TI COFF puts the section alignment power of two in the section flags
- e.g. 2**N is alignment, flags |= (N & 0xF) << 8
-*/
-#define STYP_CLINK (0x4000)
-#define STYP_BLOCK (0x1000)
-#define STYP_ALIGN (0x0F00) /* TI COFF stores section alignment here */
-
-#define SCNHDR_V01 struct external_scnhdr_v01
-#define SCNHDR struct external_scnhdr
-#define SCNHSZ_V01 40 /* for v0 and v1 */
-#define SCNHSZ 48
-
-/* COFF2 changes the offsets and sizes of these fields
- Assume we're dealing with the COFF2 scnhdr structure, and adjust
- accordingly
- */
-#define GET_SCNHDR_NRELOC(ABFD,PTR) \
-(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, PTR))
-#define PUT_SCNHDR_NRELOC(ABFD,VAL,PTR) \
-(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,PTR))
-#define GET_SCNHDR_NLNNO(ABFD,PTR) \
-(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, (PTR)-2))
-#define PUT_SCNHDR_NLNNO(ABFD,VAL,PTR) \
-(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,(PTR)-2))
-#define GET_SCNHDR_FLAGS(ABFD,PTR) \
-(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, (PTR)-4))
-#define PUT_SCNHDR_FLAGS(ABFD,VAL,PTR) \
-(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,(PTR)-4))
-#define GET_SCNHDR_PAGE(ABFD,PTR) \
-(COFF2_P(ABFD) ? bfd_h_get_16 (ABFD,PTR) : bfd_h_get_8 (ABFD, (PTR)-7))
-/* on output, make sure that the "reserved" field is zero */
-#define PUT_SCNHDR_PAGE(ABFD,VAL,PTR) \
-(COFF2_P(ABFD) ? bfd_h_put_16 (ABFD,VAL,PTR) : \
-bfd_h_put_8 (ABFD,VAL,(PTR)-7), bfd_h_put_8 (ABFD, 0, (PTR)-8))
-
-/* TI COFF stores section size as number of bytes (address units, not octets),
- so adjust to be number of octets, which is what BFD expects */
-#define GET_SCNHDR_SIZE(ABFD,SZP) \
-(bfd_h_get_32(ABFD,SZP)*bfd_octets_per_byte(ABFD))
-#define PUT_SCNHDR_SIZE(ABFD,SZ,SZP) \
-bfd_h_put_32(ABFD,(SZ)/bfd_octets_per_byte(ABFD),SZP)
-
-#define COFF_ADJUST_SCNHDR_IN_POST(ABFD,EXT,INT) \
-do { ((struct internal_scnhdr *)(INT))->s_page = \
-GET_SCNHDR_PAGE(ABFD,(bfd_byte *)((SCNHDR *)(EXT))->s_page); \
-} while(0)
-
-/* The line number and reloc overflow checking in coff_swap_scnhdr_out in
- coffswap.h doesn't use PUT_X for s_nlnno and s_nreloc.
- Due to different sized v0/v1/v2 section headers, we have to re-write these
- fields.
- */
-#define COFF_ADJUST_SCNHDR_OUT_POST(ABFD,INT,EXT) \
-do { \
-PUT_SCNHDR_NLNNO(ABFD,((struct internal_scnhdr *)(INT))->s_nlnno,\
- (bfd_byte *)((SCNHDR *)(EXT))->s_nlnno); \
-PUT_SCNHDR_NRELOC(ABFD,((struct internal_scnhdr *)(INT))->s_nreloc,\
- (bfd_byte *)((SCNHDR *)(EXT))->s_nreloc); \
-PUT_SCNHDR_FLAGS(ABFD,((struct internal_scnhdr *)(INT))->s_flags, \
- (bfd_byte *)((SCNHDR *)(EXT))->s_flags); \
-PUT_SCNHDR_PAGE(ABFD,((struct internal_scnhdr *)(INT))->s_page, \
- (bfd_byte *)((SCNHDR *)(EXT))->s_page); \
-} while(0)
-
-/* Page macros
-
- The first GDB port requires flags in its remote memory access commands to
- distinguish between data/prog space. Hopefully we can make this go away
- eventually. Stuff the page in the upper bits of a 32-bit address, since
- the c5x family only uses 16 or 23 bits.
-
- c2x, c5x and most c54x devices have 16-bit addresses, but the c548 has
- 23-bit program addresses. Make sure the page flags don't interfere.
- These flags are used by GDB to identify the destination page for
- addresses.
-*/
-
-/* recognized load pages */
-#define PG_PROG 0x0 /* PROG page */
-#define PG_DATA 0x1 /* DATA page */
-
-#define ADDR_MASK 0x00FFFFFF
-#define PG_TO_FLAG(p) (((unsigned long)(p) & 0xFF) << 24)
-#define FLAG_TO_PG(f) (((f) >> 24) & 0xFF)
-
-/*
- * names of "special" sections
- */
-#define _TEXT ".text"
-#define _DATA ".data"
-#define _BSS ".bss"
-#define _CINIT ".cinit" /* initialized C data */
-#define _SCONST ".const" /* constants */
-#define _SWITCH ".switch" /* switch tables */
-#define _STACK ".stack" /* C stack */
-#define _SYSMEM ".sysmem" /* used for malloc et al. syscalls */
-
-/********************** LINE NUMBERS **********************/
-
-/* 1 line number entry for every "breakpointable" source line in a section.
- * Line numbers are grouped on a per function basis; first entry in a function
- * grouping will have l_lnno = 0 and in place of physical address will be the
- * symbol table index of the function name.
- */
-struct external_lineno {
- union {
- char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/
- char l_paddr[4]; /* (physical) address of line number */
- } l_addr;
- char l_lnno[2]; /* line number */
-};
-
-#define LINENO struct external_lineno
-#define LINESZ 6
-
-
-/********************** SYMBOLS **********************/
-
-/* NOTE: this is what a local label looks like in assembly source; what it
- looks like in COFF output is undefined */
-#define TICOFF_LOCAL_LABEL_P(NAME) \
-((NAME[0] == '$' && NAME[1] >= '0' && NAME[1] <= '9' && NAME[2] == '\0') \
- || NAME[strlen(NAME)-1] == '?')
-
-#define E_SYMNMLEN 8 /* # characters in a symbol name */
-#define E_FILNMLEN 14 /* # characters in a file name */
-#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
-
-struct external_syment
-{
- union {
- char e_name[E_SYMNMLEN];
- struct {
- char e_zeroes[4];
- char e_offset[4];
- } e;
- } e;
- char e_value[4];
- char e_scnum[2];
- char e_type[2];
- char e_sclass[1];
- char e_numaux[1];
-};
-
-
-#define N_BTMASK (017)
-#define N_TMASK (060)
-#define N_BTSHFT (4)
-#define N_TSHIFT (2)
-
-
-union external_auxent {
- struct {
- char x_tagndx[4]; /* str, un, or enum tag indx */
- union {
- struct {
- char x_lnno[2]; /* declaration line number */
- char x_size[2]; /* str/union/array size */
- } x_lnsz;
- char x_fsize[4]; /* size of function */
- } x_misc;
- union {
- struct { /* if ISFCN, tag, or .bb */
- char x_lnnoptr[4]; /* ptr to fcn line # */
- char x_endndx[4]; /* entry ndx past block end */
- } x_fcn;
- struct { /* if ISARY, up to 4 dimen. */
- char x_dimen[E_DIMNUM][2];
- } x_ary;
- } x_fcnary;
- char x_tvndx[2]; /* tv index */
- } x_sym;
-
- union {
- char x_fname[E_FILNMLEN];
- struct {
- char x_zeroes[4];
- char x_offset[4];
- } x_n;
- } x_file;
-
- struct {
- char x_scnlen[4]; /* section length */
- char x_nreloc[2]; /* # relocation entries */
- char x_nlinno[2]; /* # line numbers */
- } x_scn;
-
- struct {
- char x_tvfill[4]; /* tv fill value */
- char x_tvlen[2]; /* length of .tv */
- char x_tvran[2][2]; /* tv range */
- } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
-
-
-};
-
-#define SYMENT struct external_syment
-#define SYMESZ 18
-#define AUXENT union external_auxent
-#define AUXESZ 18
-
-/* section lengths are in target bytes (not host bytes) */
-#define GET_SCN_SCNLEN(ABFD,EXT) \
-(bfd_h_get_32(ABFD,(bfd_byte *)(EXT)->x_scn.x_scnlen)*bfd_octets_per_byte(ABFD))
-#define PUT_SCN_SCNLEN(ABFD,INT,EXT) \
-bfd_h_put_32(ABFD,(INT)/bfd_octets_per_byte(ABFD),\
- (bfd_byte *)(EXT)->x_scn.x_scnlen)
-
-/* lnsz size is in bits in COFF file, in bytes in BFD */
-#define GET_LNSZ_SIZE(abfd, ext) \
-(bfd_h_get_16(abfd, (bfd_byte *)ext->x_sym.x_misc.x_lnsz.x_size) / \
- (class != C_FIELD ? 8 : 1))
-
-#define PUT_LNSZ_SIZE(abfd, in, ext) \
- bfd_h_put_16(abfd, ((class != C_FIELD) ? (in)*8 : (in)), \
- (bfd_byte*) ext->x_sym.x_misc.x_lnsz.x_size)
-
-/* TI COFF stores offsets for MOS and MOU in bits; BFD expects bytes */
-#define COFF_ADJUST_SYM_IN_POST(ABFD,EXT,INT) \
-do { struct internal_syment *dst = (struct internal_syment *)(INT); \
-if (dst->n_sclass == C_MOS || dst->n_sclass == C_MOU) dst->n_value /= 8; \
-} while (0)
-
-#define COFF_ADJUST_SYM_OUT_POST(ABFD,INT,EXT) \
-do { struct internal_syment *src = (struct internal_syment *)(INT); \
-SYMENT *dst = (SYMENT *)(EXT); \
-if(src->n_sclass == C_MOU || src->n_sclass == C_MOS) \
-bfd_h_put_32(abfd,src->n_value * 8,(bfd_byte *)dst->e_value); \
-} while (0)
-
-/* Detect section-relative absolute symbols so they get flagged with a sym
- index of -1.
-*/
-#define SECTION_RELATIVE_ABSOLUTE_SYMBOL_P(RELOC,SECT) \
-((*(RELOC)->sym_ptr_ptr)->section->output_section == (SECT) \
- && (RELOC)->howto->name[0] == 'A')
-
-/********************** RELOCATION DIRECTIVES **********************/
-
-struct external_reloc_v0 {
- char r_vaddr[4];
- char r_symndx[2];
- char r_reserved[2];
- char r_type[2];
-};
-
-struct external_reloc {
- char r_vaddr[4];
- char r_symndx[4];
- char r_reserved[2]; /* extended pmad byte for COFF2 */
- char r_type[2];
-};
-
-#define RELOC struct external_reloc
-#define RELSZ_V0 10 /* FIXME -- coffcode.h needs fixing */
-#define RELSZ 12 /* for COFF1/2 */
-
-/* various relocation types. */
-#define R_ABS 0x0000 /* no relocation */
-#define R_REL13 0x002A /* 13-bit direct reference (???) */
-#define R_PARTLS7 0x0028 /* 7 LSBs of an address */
-#define R_PARTMS9 0x0029 /* 9MSBs of an address */
-#define R_EXTWORD 0x002B /* 23-bit direct reference */
-#define R_EXTWORD16 0x002C /* 16-bit direct reference to 23-bit addr*/
-#define R_EXTWORDMS7 0x002D /* upper 7 bits of 23-bit address */
-
-#endif /* COFF_TI_H */