diff options
Diffstat (limited to 'modutils/insmod.c')
| -rw-r--r-- | modutils/insmod.c | 156 |
1 files changed, 82 insertions, 74 deletions
diff --git a/modutils/insmod.c b/modutils/insmod.c index 55a3e49..d88dd1b 100644 --- a/modutils/insmod.c +++ b/modutils/insmod.c @@ -2,8 +2,8 @@ /* * Mini insmod implementation for busybox * - * This version of insmod supports x86, x86_64, ARM, SH3/4/5, powerpc, m68k, - * MIPS, v850e, and H8/300. + * This version of insmod supports ARM, CRIS, H8/300, x86, ia64, x86_64, + * m68k, MIPS, PowerPC, S390, SH3/4/5, Sparc, v850e, and x86_64. * * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> * and Ron Alder <alder@lineo.com> @@ -109,67 +109,82 @@ extern int insmod_ng_main( int argc, char **argv); #endif +/* ARM support */ #if defined(__arm__) -#define CONFIG_USE_PLT_ENTRIES -#define CONFIG_PLT_ENTRY_SIZE 8 -#define CONFIG_USE_GOT_ENTRIES -#define CONFIG_GOT_ENTRY_SIZE 8 -#define CONFIG_USE_SINGLE - #define MATCH_MACHINE(x) (x == EM_ARM) #define SHT_RELM SHT_REL #define Elf32_RelM Elf32_Rel #define ELFCLASSM ELFCLASS32 -#endif - -#if defined(__s390__) #define CONFIG_USE_PLT_ENTRIES #define CONFIG_PLT_ENTRY_SIZE 8 #define CONFIG_USE_GOT_ENTRIES #define CONFIG_GOT_ENTRY_SIZE 8 #define CONFIG_USE_SINGLE +#endif -#define MATCH_MACHINE(x) (x == EM_S390) +/* CRIS */ +#if defined(__cris__) +#define MATCH_MACHINE(x) (x == EM_CRIS) #define SHT_RELM SHT_RELA #define Elf32_RelM Elf32_Rela #define ELFCLASSM ELFCLASS32 +#ifndef EM_CRIS +#define EM_CRIS 76 +#define R_CRIS_NONE 0 +#define R_CRIS_32 3 +#endif #endif -#if defined(__i386__) -#define CONFIG_USE_GOT_ENTRIES -#define CONFIG_GOT_ENTRY_SIZE 4 +/* H8/300 */ +#if defined(__H8300H__) || defined(__H8300S__) +#define MATCH_MACHINE(x) (x == EM_H8_300) +#define SHT_RELM SHT_RELA +#define Elf32_RelM Elf32_Rela +#define ELFCLASSM ELFCLASS32 #define CONFIG_USE_SINGLE +#define SYMBOL_PREFIX "_" +#endif +/* x86 */ +#if defined(__i386__) #ifndef EM_486 #define MATCH_MACHINE(x) (x == EM_386) #else #define MATCH_MACHINE(x) (x == EM_386 || x == EM_486) #endif - #define SHT_RELM SHT_REL #define Elf32_RelM Elf32_Rel #define ELFCLASSM ELFCLASS32 +#define CONFIG_USE_GOT_ENTRIES +#define CONFIG_GOT_ENTRY_SIZE 4 +#define CONFIG_USE_SINGLE #endif -#if defined(__x86_64__) -#define MATCH_MACHINE(x) (x == EM_X86_64) -#define SHT_RELM SHT_REL -#define Elf64_RelM Elf64_Rel -#define ELFCLASSM ELFCLASS64 +/* IA64, aka Itanium */ +#if defined(__ia64__) +#define MATCH_MACHINE(x) (x == EM_IA_64) +#define SHT_RELM SHT_RELA +#define Elf64_RelM Elf64_Rela +#define ELFCLASSM ELFCLASS64 #endif +/* m68k */ #if defined(__mc68000__) -#define CONFIG_USE_GOT_ENTRIES -#define CONFIG_GOT_ENTRY_SIZE 4 -#define CONFIG_USE_SINGLE - #define MATCH_MACHINE(x) (x == EM_68K) #define SHT_RELM SHT_RELA #define Elf32_RelM Elf32_Rela #define ELFCLASSM ELFCLASS32 +#define CONFIG_USE_GOT_ENTRIES +#define CONFIG_GOT_ENTRY_SIZE 4 +#define CONFIG_USE_SINGLE #endif +/* MIPS */ #if defined(__mips__) +#define MATCH_MACHINE(x) (x == EM_MIPS || x == EM_MIPS_RS3_LE) +#define SHT_RELM SHT_REL +#define Elf32_RelM Elf32_Rel +#define ELFCLASSM ELFCLASS32 /* Account for ELF spec changes. */ #ifndef EM_MIPS_RS3_LE #ifdef EM_MIPS_RS4_BE @@ -178,92 +193,85 @@ extern int insmod_ng_main( int argc, char **argv); #define EM_MIPS_RS3_LE 10 #endif #endif /* !EM_MIPS_RS3_LE */ - -#define MATCH_MACHINE(x) (x == EM_MIPS || x == EM_MIPS_RS3_LE) -#define SHT_RELM SHT_REL -#define Elf32_RelM Elf32_Rel -#define ELFCLASSM ELFCLASS32 #define ARCHDATAM "__dbe_table" #endif +/* PowerPC */ #if defined(__powerpc__) +#define MATCH_MACHINE(x) (x == EM_PPC) +#define SHT_RELM SHT_RELA +#define Elf32_RelM Elf32_Rela +#define ELFCLASSM ELFCLASS32 #define CONFIG_USE_PLT_ENTRIES #define CONFIG_PLT_ENTRY_SIZE 16 #define CONFIG_USE_PLT_LIST #define CONFIG_LIST_ARCHTYPE ElfW(Addr) #define CONFIG_USE_LIST +#define ARCHDATAM "__ftr_fixup" +#endif -#define MATCH_MACHINE(x) (x == EM_PPC) +/* S390 */ +#if defined(__s390__) +#define MATCH_MACHINE(x) (x == EM_S390) #define SHT_RELM SHT_RELA #define Elf32_RelM Elf32_Rela #define ELFCLASSM ELFCLASS32 -#define ARCHDATAM "__ftr_fixup" -#endif - -#if defined(__sh__) +#define CONFIG_USE_PLT_ENTRIES +#define CONFIG_PLT_ENTRY_SIZE 8 #define CONFIG_USE_GOT_ENTRIES -#define CONFIG_GOT_ENTRY_SIZE 4 +#define CONFIG_GOT_ENTRY_SIZE 8 #define CONFIG_USE_SINGLE +#endif +/* SuperH */ +#if defined(__sh__) #define MATCH_MACHINE(x) (x == EM_SH) #define SHT_RELM SHT_RELA #define Elf32_RelM Elf32_Rela #define ELFCLASSM ELFCLASS32 - +#define CONFIG_USE_GOT_ENTRIES +#define CONFIG_GOT_ENTRY_SIZE 4 +#define CONFIG_USE_SINGLE /* the SH changes have only been tested in =little endian= mode */ /* I'm not sure about big endian, so let's warn: */ - #if defined(__sh__) && defined(__BIG_ENDIAN__) #error insmod.c may require changes for use on big endian SH #endif - -/* it may or may not work on the SH1/SH2... So let's error on those - also */ -#if ((!(defined(__SH3__) || defined(__SH4__) || defined(__SH5__)))) && \ - (defined(__sh__)) +/* it may or may not work on the SH1/SH2... Error on those also */ +#if ((!(defined(__SH3__) || defined(__SH4__) || defined(__SH5__)))) && (defined(__sh__)) #error insmod.c may require changes for SH1 or SH2 use #endif #endif +/* Sparc */ +#if defined(__sparc__) +#define MATCH_MACHINE(x) (x == EM_SPARC) +#define SHT_RELM SHT_RELA +#define Elf32_RelM Elf32_Rela +#define ELFCLASSM ELFCLASS32 +#endif + +/* v850e */ #if defined (__v850e__) +#define MATCH_MACHINE(x) ((x) == EM_V850 || (x) == EM_CYGNUS_V850) +#define SHT_RELM SHT_RELA +#define Elf32_RelM Elf32_Rela +#define ELFCLASSM ELFCLASS32 #define CONFIG_USE_PLT_ENTRIES #define CONFIG_PLT_ENTRY_SIZE 8 #define CONFIG_USE_SINGLE - #ifndef EM_CYGNUS_V850 /* grumble */ #define EM_CYGNUS_V850 0x9080 #endif - -#define MATCH_MACHINE(x) ((x) == EM_V850 || (x) == EM_CYGNUS_V850) -#define SHT_RELM SHT_RELA -#define Elf32_RelM Elf32_Rela -#define ELFCLASSM ELFCLASS32 - #define SYMBOL_PREFIX "_" #endif -#if defined(__cris__) -#ifndef EM_CRIS -#define EM_CRIS 76 -#define R_CRIS_NONE 0 -#define R_CRIS_32 3 -#endif - -#define MATCH_MACHINE(x) (x == EM_CRIS) -#define SHT_RELM SHT_RELA -#define Elf32_RelM Elf32_Rela -#define ELFCLASSM ELFCLASS32 -#endif - -#if defined(__H8300H__) || defined(__H8300S__) -#define CONFIG_USE_SINGLE - -#define MATCH_MACHINE(x) (x == EM_H8_300) -#define SHT_RELM SHT_RELA -#define Elf32_RelM Elf32_Rela - -#define ELFCLASSM ELFCLASS32 -#define SYMBOL_PREFIX "_" +/* X86_64 */ +#if defined(__x86_64__) +#define MATCH_MACHINE(x) (x == EM_X86_64) +#define SHT_RELM SHT_REL +#define Elf64_RelM Elf64_Rel +#define ELFCLASSM ELFCLASS64 #endif #ifndef SHT_RELM @@ -300,7 +308,7 @@ extern int insmod_ng_main( int argc, char **argv); #ifndef MODUTILS_MODULE_H static const int MODUTILS_MODULE_H = 1; -#ident "$Id: insmod.c,v 1.124 2004/08/28 00:43:06 andersen Exp $" +#ident "$Id: insmod.c,v 1.125 2004/09/02 23:03:25 andersen Exp $" /*======================================================================*/ /* For sizeof() which are related to the module platform and not to the @@ -458,7 +466,7 @@ int delete_module(const char *); #ifndef MODUTILS_OBJ_H static const int MODUTILS_OBJ_H = 1; -#ident "$Id: insmod.c,v 1.124 2004/08/28 00:43:06 andersen Exp $" +#ident "$Id: insmod.c,v 1.125 2004/09/02 23:03:25 andersen Exp $" /* The relocatable object is manipulated using elfin types. */ |