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