diff options
Diffstat (limited to 'mdk-stage1/insmod-modutils/obj/obj_sparc.c')
| -rw-r--r-- | mdk-stage1/insmod-modutils/obj/obj_sparc.c | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/mdk-stage1/insmod-modutils/obj/obj_sparc.c b/mdk-stage1/insmod-modutils/obj/obj_sparc.c deleted file mode 100644 index 1a03c9090..000000000 --- a/mdk-stage1/insmod-modutils/obj/obj_sparc.c +++ /dev/null @@ -1,226 +0,0 @@ -/* Sparc specific support for Elf loading and relocation. - Copyright 1996, 1997 Linux International. - - Contributed by Richard Henderson <rth@tamu.edu> - - This file is part of the Linux modutils. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by the - Free Software Foundation; either version 2 of the License, or (at your - option) any later version. - - This program is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ident "$Id$" - -#include <stddef.h> -#include <module.h> -#include <obj.h> -#include <util.h> - - -/*======================================================================*/ - -struct obj_file * -arch_new_file (void) -{ - return xmalloc(sizeof(struct obj_file)); -} - -struct obj_section * -arch_new_section (void) -{ - return xmalloc(sizeof(struct obj_section)); -} - -struct obj_symbol * -arch_new_symbol (void) -{ - return xmalloc(sizeof(struct obj_symbol)); -} - -int -arch_load_proc_section(struct obj_section *sec, int fp) -{ - /* Assume it's just a debugging section that we can safely - ignore ... */ - sec->contents = NULL; - - return 0; -} - -enum obj_reloc -arch_apply_relocation (struct obj_file *ef, - struct obj_section *targsec, - struct obj_section *symsec, - struct obj_symbol *sym, - Elf32_Rela *rel, - Elf32_Addr v) -{ - Elf32_Addr *loc = (Elf32_Addr *)(targsec->contents + rel->r_offset); - Elf32_Addr dot = targsec->header.sh_addr + rel->r_offset; - - enum obj_reloc ret = obj_reloc_ok; - - switch (ELF32_R_TYPE(rel->r_info)) - { - case R_SPARC_NONE: - break; - case R_SPARC_8: - if (v > 0xff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0xff) | (v & 0xff); - break; - case R_SPARC_16: - if (v > 0xffff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0xffff) | (v & 0xffff); - break; - case R_SPARC_32: - *loc = v; - break; - case R_SPARC_DISP8: - v -= dot; - if (v > 0xff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0xff) | (v & 0xff); - break; - case R_SPARC_DISP16: - v -= dot; - if (v > 0xffff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0xffff) | (v & 0xffff); - break; - case R_SPARC_DISP32: - v -= dot; - *loc = v; - break; - case R_SPARC_WDISP30: - v -= dot; - if (v % 4) - ret = obj_reloc_dangerous; - *loc = (*loc & ~0x3fffffff) | (v >> 2); - break; - case R_SPARC_WDISP22: - v -= dot; - if (v % 4) - ret = obj_reloc_dangerous; - *loc = (*loc & ~0x3fffff) | ((v >> 2) & 0x3fffff); - break; - case R_SPARC_HI22: - *loc = (*loc & ~0x3fffff) | (v >> 10); - break; - case R_SPARC_22: - if (v > 0x3fffff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x3fffff) | (v & 0x3fffff); - break; - case R_SPARC_13: - if (v > 0x1fff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x1fff) | (v & 0x1fff); - break; - case R_SPARC_LO10: - *loc = (*loc & ~0x3ff) | (v & 0x3ff); - break; - - case R_SPARC_PC10: - v -= dot; - *loc = (*loc & ~0x3ff) | (v & 0x3ff); - break; - case R_SPARC_PC22: - v -= dot; - *loc = (*loc & ~0x3fffff) | (v >> 10); - break; - - case R_SPARC_UA32: - *(((char *)loc) + 0) = (char)(v >> 24); - *(((char *)loc) + 1) = (char)(v >> 16); - *(((char *)loc) + 2) = (char)(v >> 8); - *(((char *)loc) + 3) = (char)v; - break; - -#ifdef R_SPARC_10 - case R_SPARC_10: - if (v > 0x3ff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x3ff) | (v & 0x3ff); - break; - case R_SPARC_11: - if (v > 0x7ff) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x7ff) | (v & 0x7ff); - break; - case R_SPARC_WDISP16: - v -= dot; - if (v % 4) - ret = obj_reloc_dangerous; - *loc = (*loc & ~0x303fff) | ((v << 4) & 0x300000) | ((v >> 2) & 0x3fff); - break; - case R_SPARC_WDISP19: - v -= dot; - if (v % 4) - ret = obj_reloc_dangerous; - *loc = (*loc & ~0x7ffff) | ((v >> 2) & 0x7ffff); - break; - case R_SPARC_7: - if (v > 0x7f) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x7f) | (v & 0x7f); - break; - case R_SPARC_5: - if (v > 0x1f) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x1f) | (v & 0x1f); - break; - case R_SPARC_6: - if (v > 0x3f) - ret = obj_reloc_overflow; - *loc = (*loc & ~0x3f) | (v & 0x3f); - break; -#endif /* R_SPARC_10 */ - - default: - ret = obj_reloc_unhandled; - break; - } - - return ret; -} - -int -arch_create_got (struct obj_file *ef) -{ - return 1; -} - -int -arch_init_module (struct obj_file *f, struct module *mod) -{ - return 1; -} - -int -arch_finalize_section_address(struct obj_file *f, Elf32_Addr base) -{ - int i, n = f->header.e_shnum; - - f->baseaddr = base; - for (i = 0; i < n; ++i) - f->sections[i]->header.sh_addr += base; - return 1; -} - -int -arch_archdata (struct obj_file *fin, struct obj_section *sec) -{ - return 0; -} |