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   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/delay.h>
  13 #include <linux/in6.h>
  14 #include <linux/syscalls.h>
  15
  16 #include <asm/checksum.h>
  17 #include <asm/io.h>
  18 #include <asm/system.h>
  19 #include <asm/uaccess.h>
  20
  21 /*
  22  * libgcc functions - functions that are used internally by the
  23  * compiler...  (prototypes are not correct though, but that
  24  * doesn't really matter since they're not versioned).
  25  */
  26 extern void __ashldi3(void);
  27 extern void __ashrdi3(void);
  28 extern void __divsi3(void);
  29 extern void __lshrdi3(void);
  30 extern void __modsi3(void);
  31 extern void __muldi3(void);
  32 extern void __ucmpdi2(void);
  33 extern void __udivdi3(void);
  34 extern void __umoddi3(void);
  35 extern void __udivmoddi4(void);
  36 extern void __udivsi3(void);
  37 extern void __umodsi3(void);
  38 extern void __do_div64(void);
  39
  40 extern void fpundefinstr(void);
  41 extern void fp_enter(void);
  42
  43 /*
  44  * This has a special calling convention; it doesn't
  45  * modify any of the usual registers, except for LR.
  46  */
  47 #define EXPORT_SYMBOL_ALIAS(sym,orig)           \
  48  const struct kernel_symbol __ksymtab_##sym     \
  49   __attribute__((section("__ksymtab"))) =       \
  50     { (unsigned long)&orig, #sym };
  51
  52 /*
  53  * floating point math emulator support.
  54  * These symbols will never change their calling convention...
  55  */
  56 EXPORT_SYMBOL_ALIAS(kern_fp_enter,fp_enter);
  57 EXPORT_SYMBOL_ALIAS(fp_printk,printk);
  58 EXPORT_SYMBOL_ALIAS(fp_send_sig,send_sig);
  59
  60 EXPORT_SYMBOL(__backtrace);
  61
  62         /* platform dependent support */
  63 EXPORT_SYMBOL(__udelay);
  64 EXPORT_SYMBOL(__const_udelay);
  65
  66         /* networking */
  67 EXPORT_SYMBOL(csum_partial);
  68 EXPORT_SYMBOL(csum_partial_copy_nocheck);
  69 EXPORT_SYMBOL(__csum_ipv6_magic);
  70
  71         /* io */
  72 #ifndef __raw_readsb
  73 EXPORT_SYMBOL(__raw_readsb);
  74 #endif
  75 #ifndef __raw_readsw
  76 EXPORT_SYMBOL(__raw_readsw);
  77 #endif
  78 #ifndef __raw_readsl
  79 EXPORT_SYMBOL(__raw_readsl);
  80 #endif
  81 #ifndef __raw_writesb
  82 EXPORT_SYMBOL(__raw_writesb);
  83 #endif
  84 #ifndef __raw_writesw
  85 EXPORT_SYMBOL(__raw_writesw);
  86 #endif
  87 #ifndef __raw_writesl
  88 EXPORT_SYMBOL(__raw_writesl);
  89 #endif
  90
  91         /* string / mem functions */
  92 EXPORT_SYMBOL(strcpy);
  93 EXPORT_SYMBOL(strncpy);
  94 EXPORT_SYMBOL(strcat);
  95 EXPORT_SYMBOL(strncat);
  96 EXPORT_SYMBOL(strcmp);
  97 EXPORT_SYMBOL(strncmp);
  98 EXPORT_SYMBOL(strchr);
  99 EXPORT_SYMBOL(strlen);
 100 EXPORT_SYMBOL(strnlen);
 101 EXPORT_SYMBOL(strpbrk);
 102 EXPORT_SYMBOL(strrchr);
 103 EXPORT_SYMBOL(strstr);
 104 EXPORT_SYMBOL(memset);
 105 EXPORT_SYMBOL(memcpy);
 106 EXPORT_SYMBOL(memmove);
 107 EXPORT_SYMBOL(memcmp);
 108 EXPORT_SYMBOL(memscan);
 109 EXPORT_SYMBOL(memchr);
 110 EXPORT_SYMBOL(__memzero);
 111
 112         /* user mem (segment) */
 113 EXPORT_SYMBOL(__arch_copy_from_user);
 114 EXPORT_SYMBOL(__arch_copy_to_user);
 115 EXPORT_SYMBOL(__arch_clear_user);
 116 EXPORT_SYMBOL(__arch_strnlen_user);
 117 EXPORT_SYMBOL(__arch_strncpy_from_user);
 118
 119 EXPORT_SYMBOL(__get_user_1);
 120 EXPORT_SYMBOL(__get_user_2);
 121 EXPORT_SYMBOL(__get_user_4);
 122 EXPORT_SYMBOL(__get_user_8);
 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
 129         /* gcc lib functions */
 130 EXPORT_SYMBOL(__ashldi3);
 131 EXPORT_SYMBOL(__ashrdi3);
 132 EXPORT_SYMBOL(__divsi3);
 133 EXPORT_SYMBOL(__lshrdi3);
 134 EXPORT_SYMBOL(__modsi3);
 135 EXPORT_SYMBOL(__muldi3);
 136 EXPORT_SYMBOL(__ucmpdi2);
 137 EXPORT_SYMBOL(__udivdi3);
 138 EXPORT_SYMBOL(__umoddi3);
 139 EXPORT_SYMBOL(__udivmoddi4);
 140 EXPORT_SYMBOL(__udivsi3);
 141 EXPORT_SYMBOL(__umodsi3);
 142 EXPORT_SYMBOL(__do_div64);
 143
 144         /* bitops */
 145 EXPORT_SYMBOL(_set_bit_le);
 146 EXPORT_SYMBOL(_test_and_set_bit_le);
 147 EXPORT_SYMBOL(_clear_bit_le);
 148 EXPORT_SYMBOL(_test_and_clear_bit_le);
 149 EXPORT_SYMBOL(_change_bit_le);
 150 EXPORT_SYMBOL(_test_and_change_bit_le);
 151 EXPORT_SYMBOL(_find_first_zero_bit_le);
 152 EXPORT_SYMBOL(_find_next_zero_bit_le);
 153 EXPORT_SYMBOL(_find_first_bit_le);
 154 EXPORT_SYMBOL(_find_next_bit_le);
 155
 156 #ifdef __ARMEB__
 157 EXPORT_SYMBOL(_set_bit_be);
 158 EXPORT_SYMBOL(_test_and_set_bit_be);
 159 EXPORT_SYMBOL(_clear_bit_be);
 160 EXPORT_SYMBOL(_test_and_clear_bit_be);
 161 EXPORT_SYMBOL(_change_bit_be);
 162 EXPORT_SYMBOL(_test_and_change_bit_be);
 163 EXPORT_SYMBOL(_find_first_zero_bit_be);
 164 EXPORT_SYMBOL(_find_next_zero_bit_be);
 165 EXPORT_SYMBOL(_find_first_bit_be);
 166 EXPORT_SYMBOL(_find_next_bit_be);
 167 #endif
 168
 169         /* syscalls */
 170 EXPORT_SYMBOL(sys_write);
 171 EXPORT_SYMBOL(sys_read);
 172 EXPORT_SYMBOL(sys_lseek);
 173 EXPORT_SYMBOL(sys_open);
 174 EXPORT_SYMBOL(sys_exit);
 175 EXPORT_SYMBOL(sys_wait4);