arch/arm/kernel/armksyms.c

   1 /*
   2  *  linux/arch/arm/kernel/armksyms.c
   3  *
   4  *  Copyright (C) 2000 Russell King
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10 #include <linux/module.h>
  11 #include <linux/sched.h>
  12 #include <linux/string.h>
  13 #include <linux/cryptohash.h>
  14 #include <linux/delay.h>
  15 #include <linux/in6.h>
  16 #include <linux/syscalls.h>
  17 #include <linux/uaccess.h>
  18 #include <linux/io.h>
  19
  20 #include <asm/checksum.h>
  21 #include <asm/system.h>
  22 #include <asm/ftrace.h>
  23
  24 /*
  25  * libgcc functions - functions that are used internally by the
  26  * compiler...  (prototypes are not correct though, but that
  27  * doesn't really matter since they're not versioned).
  28  */
  29 extern void __ashldi3(void);
  30 extern void __ashrdi3(void);
  31 extern void __divsi3(void);
  32 extern void __lshrdi3(void);
  33 extern void __modsi3(void);
  34 extern void __muldi3(void);
  35 extern void __ucmpdi2(void);
  36 extern void __udivsi3(void);
  37 extern void __umodsi3(void);
  38 extern void __do_div64(void);
  39
  40 extern void __aeabi_idiv(void);
  41 extern void __aeabi_idivmod(void);
  42 extern void __aeabi_lasr(void);
  43 extern void __aeabi_llsl(void);
  44 extern void __aeabi_llsr(void);
  45 extern void __aeabi_lmul(void);
  46 extern void __aeabi_uidiv(void);
  47 extern void __aeabi_uidivmod(void);
  48 extern void __aeabi_ulcmp(void);
  49
  50 extern void fpundefinstr(void);
  51 extern void fp_enter(void);
  52
  53 /*
  54  * This has a special calling convention; it doesn't
  55  * modify any of the usual registers, except for LR.
  56  */
  57 #define EXPORT_CRC_ALIAS(sym) __CRC_SYMBOL(sym, "")
  58
  59 #define EXPORT_SYMBOL_ALIAS(sym,orig)           \
  60  EXPORT_CRC_ALIAS(sym)                          \
  61  static const struct kernel_symbol __ksymtab_##sym      \
  62   __used __attribute__((section("__ksymtab"))) =        \
  63     { (unsigned long)&orig, #sym };
  64
  65 /*
  66  * floating point math emulator support.
  67  * These symbols will never change their calling convention...
  68  */
  69 EXPORT_SYMBOL_ALIAS(kern_fp_enter,fp_enter);
  70 EXPORT_SYMBOL_ALIAS(fp_printk,printk);
  71 EXPORT_SYMBOL_ALIAS(fp_send_sig,send_sig);
  72
  73 EXPORT_SYMBOL(__backtrace);
  74
  75         /* platform dependent support */
  76 EXPORT_SYMBOL(__udelay);
  77 EXPORT_SYMBOL(__const_udelay);
  78
  79         /* networking */
  80 EXPORT_SYMBOL(csum_partial);
  81 EXPORT_SYMBOL(csum_partial_copy_from_user);
  82 EXPORT_SYMBOL(csum_partial_copy_nocheck);
  83 EXPORT_SYMBOL(__csum_ipv6_magic);
  84
  85         /* io */
  86 #ifndef __raw_readsb
  87 EXPORT_SYMBOL(__raw_readsb);
  88 #endif
  89 #ifndef __raw_readsw
  90 EXPORT_SYMBOL(__raw_readsw);
  91 #endif
  92 #ifndef __raw_readsl
  93 EXPORT_SYMBOL(__raw_readsl);
  94 #endif
  95 #ifndef __raw_writesb
  96 EXPORT_SYMBOL(__raw_writesb);
  97 #endif
  98 #ifndef __raw_writesw
  99 EXPORT_SYMBOL(__raw_writesw);
 100 #endif
 101 #ifndef __raw_writesl
 102 EXPORT_SYMBOL(__raw_writesl);
 103 #endif
 104
 105         /* string / mem functions */
 106 EXPORT_SYMBOL(strchr);
 107 EXPORT_SYMBOL(strrchr);
 108 EXPORT_SYMBOL(memset);
 109 EXPORT_SYMBOL(memcpy);
 110 EXPORT_SYMBOL(memmove);
 111 EXPORT_SYMBOL(memchr);
 112 EXPORT_SYMBOL(__memzero);
 113
 114         /* user mem (segment) */
 115 EXPORT_SYMBOL(__strnlen_user);
 116 EXPORT_SYMBOL(__strncpy_from_user);
 117
 118 #ifdef CONFIG_MMU
 119 EXPORT_SYMBOL(copy_page);
 120
 121 EXPORT_SYMBOL(__copy_from_user);
 122 EXPORT_SYMBOL(__copy_to_user);
 123 EXPORT_SYMBOL(__clear_user);
 124
 125 EXPORT_SYMBOL(__get_user_1);
 126 EXPORT_SYMBOL(__get_user_2);
 127 EXPORT_SYMBOL(__get_user_4);
 128
 129 EXPORT_SYMBOL(__put_user_1);
 130 EXPORT_SYMBOL(__put_user_2);
 131 EXPORT_SYMBOL(__put_user_4);
 132 EXPORT_SYMBOL(__put_user_8);
 133 #endif
 134
 135         /* crypto hash */
 136 EXPORT_SYMBOL(sha_transform);
 137
 138         /* gcc lib functions */
 139 EXPORT_SYMBOL(__ashldi3);
 140 EXPORT_SYMBOL(__ashrdi3);
 141 EXPORT_SYMBOL(__divsi3);
 142 EXPORT_SYMBOL(__lshrdi3);
 143 EXPORT_SYMBOL(__modsi3);
 144 EXPORT_SYMBOL(__muldi3);
 145 EXPORT_SYMBOL(__ucmpdi2);
 146 EXPORT_SYMBOL(__udivsi3);
 147 EXPORT_SYMBOL(__umodsi3);
 148 EXPORT_SYMBOL(__do_div64);
 149
 150 #ifdef CONFIG_AEABI
 151 EXPORT_SYMBOL(__aeabi_idiv);
 152 EXPORT_SYMBOL(__aeabi_idivmod);
 153 EXPORT_SYMBOL(__aeabi_lasr);
 154 EXPORT_SYMBOL(__aeabi_llsl);
 155 EXPORT_SYMBOL(__aeabi_llsr);
 156 EXPORT_SYMBOL(__aeabi_lmul);
 157 EXPORT_SYMBOL(__aeabi_uidiv);
 158 EXPORT_SYMBOL(__aeabi_uidivmod);
 159 EXPORT_SYMBOL(__aeabi_ulcmp);
 160 #endif
 161
 162         /* bitops */
 163 EXPORT_SYMBOL(_set_bit_le);
 164 EXPORT_SYMBOL(_test_and_set_bit_le);
 165 EXPORT_SYMBOL(_clear_bit_le);
 166 EXPORT_SYMBOL(_test_and_clear_bit_le);
 167 EXPORT_SYMBOL(_change_bit_le);
 168 EXPORT_SYMBOL(_test_and_change_bit_le);
 169 EXPORT_SYMBOL(_find_first_zero_bit_le);
 170 EXPORT_SYMBOL(_find_next_zero_bit_le);
 171 EXPORT_SYMBOL(_find_first_bit_le);
 172 EXPORT_SYMBOL(_find_next_bit_le);
 173
 174 #ifdef __ARMEB__
 175 EXPORT_SYMBOL(_set_bit_be);
 176 EXPORT_SYMBOL(_test_and_set_bit_be);
 177 EXPORT_SYMBOL(_clear_bit_be);
 178 EXPORT_SYMBOL(_test_and_clear_bit_be);
 179 EXPORT_SYMBOL(_change_bit_be);
 180 EXPORT_SYMBOL(_test_and_change_bit_be);
 181 EXPORT_SYMBOL(_find_first_zero_bit_be);
 182 EXPORT_SYMBOL(_find_next_zero_bit_be);
 183 EXPORT_SYMBOL(_find_first_bit_be);
 184 EXPORT_SYMBOL(_find_next_bit_be);
 185 #endif
 186
 187 #ifdef CONFIG_FUNCTION_TRACER
 188 EXPORT_SYMBOL(mcount);
 189 #endif