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/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_NOVERS(__backtrace);
  61
  62         /* platform dependent support */
  63 EXPORT_SYMBOL(udelay);
  64
  65         /* networking */
  66 EXPORT_SYMBOL(csum_partial);
  67 EXPORT_SYMBOL(csum_partial_copy_nocheck);
  68 EXPORT_SYMBOL(__csum_ipv6_magic);
  69
  70         /* io */
  71 #ifndef __raw_readsb
  72 EXPORT_SYMBOL_NOVERS(__raw_readsb);
  73 #endif
  74 #ifndef __raw_readsw
  75 EXPORT_SYMBOL_NOVERS(__raw_readsw);
  76 #endif
  77 #ifndef __raw_readsl
  78 EXPORT_SYMBOL_NOVERS(__raw_readsl);
  79 #endif
  80 #ifndef __raw_writesb
  81 EXPORT_SYMBOL_NOVERS(__raw_writesb);
  82 #endif
  83 #ifndef __raw_writesw
  84 EXPORT_SYMBOL_NOVERS(__raw_writesw);
  85 #endif
  86 #ifndef __raw_writesl
  87 EXPORT_SYMBOL_NOVERS(__raw_writesl);
  88 #endif
  89
  90         /* string / mem functions */
  91 EXPORT_SYMBOL_NOVERS(strcpy);
  92 EXPORT_SYMBOL_NOVERS(strncpy);
  93 EXPORT_SYMBOL_NOVERS(strcat);
  94 EXPORT_SYMBOL_NOVERS(strncat);
  95 EXPORT_SYMBOL_NOVERS(strcmp);
  96 EXPORT_SYMBOL_NOVERS(strncmp);
  97 EXPORT_SYMBOL_NOVERS(strchr);
  98 EXPORT_SYMBOL_NOVERS(strlen);
  99 EXPORT_SYMBOL_NOVERS(strnlen);
 100 EXPORT_SYMBOL_NOVERS(strpbrk);
 101 EXPORT_SYMBOL_NOVERS(strrchr);
 102 EXPORT_SYMBOL_NOVERS(strstr);
 103 EXPORT_SYMBOL_NOVERS(memset);
 104 EXPORT_SYMBOL_NOVERS(memcpy);
 105 EXPORT_SYMBOL_NOVERS(memmove);
 106 EXPORT_SYMBOL_NOVERS(memcmp);
 107 EXPORT_SYMBOL_NOVERS(memscan);
 108 EXPORT_SYMBOL_NOVERS(__memzero);
 109
 110         /* user mem (segment) */
 111 EXPORT_SYMBOL(__arch_copy_from_user);
 112 EXPORT_SYMBOL(__arch_copy_to_user);
 113 EXPORT_SYMBOL(__arch_clear_user);
 114 EXPORT_SYMBOL(__arch_strnlen_user);
 115 EXPORT_SYMBOL(__arch_strncpy_from_user);
 116
 117 EXPORT_SYMBOL_NOVERS(__get_user_1);
 118 EXPORT_SYMBOL_NOVERS(__get_user_2);
 119 EXPORT_SYMBOL_NOVERS(__get_user_4);
 120 EXPORT_SYMBOL_NOVERS(__get_user_8);
 121
 122 EXPORT_SYMBOL_NOVERS(__put_user_1);
 123 EXPORT_SYMBOL_NOVERS(__put_user_2);
 124 EXPORT_SYMBOL_NOVERS(__put_user_4);
 125 EXPORT_SYMBOL_NOVERS(__put_user_8);
 126
 127         /* gcc lib functions */
 128 EXPORT_SYMBOL_NOVERS(__ashldi3);
 129 EXPORT_SYMBOL_NOVERS(__ashrdi3);
 130 EXPORT_SYMBOL_NOVERS(__divsi3);
 131 EXPORT_SYMBOL_NOVERS(__lshrdi3);
 132 EXPORT_SYMBOL_NOVERS(__modsi3);
 133 EXPORT_SYMBOL_NOVERS(__muldi3);
 134 EXPORT_SYMBOL_NOVERS(__ucmpdi2);
 135 EXPORT_SYMBOL_NOVERS(__udivdi3);
 136 EXPORT_SYMBOL_NOVERS(__umoddi3);
 137 EXPORT_SYMBOL_NOVERS(__udivmoddi4);
 138 EXPORT_SYMBOL_NOVERS(__udivsi3);
 139 EXPORT_SYMBOL_NOVERS(__umodsi3);
 140 EXPORT_SYMBOL_NOVERS(__do_div64);
 141
 142         /* bitops */
 143 EXPORT_SYMBOL(_set_bit_le);
 144 EXPORT_SYMBOL(_test_and_set_bit_le);
 145 EXPORT_SYMBOL(_clear_bit_le);
 146 EXPORT_SYMBOL(_test_and_clear_bit_le);
 147 EXPORT_SYMBOL(_change_bit_le);
 148 EXPORT_SYMBOL(_test_and_change_bit_le);
 149 EXPORT_SYMBOL(_find_first_zero_bit_le);
 150 EXPORT_SYMBOL(_find_next_zero_bit_le);
 151
 152 #ifdef __ARMEB__
 153 EXPORT_SYMBOL(_set_bit_be);
 154 EXPORT_SYMBOL(_test_and_set_bit_be);
 155 EXPORT_SYMBOL(_clear_bit_be);
 156 EXPORT_SYMBOL(_test_and_clear_bit_be);
 157 EXPORT_SYMBOL(_change_bit_be);
 158 EXPORT_SYMBOL(_test_and_change_bit_be);
 159 EXPORT_SYMBOL(_find_first_zero_bit_be);
 160 EXPORT_SYMBOL(_find_next_zero_bit_be);
 161 #endif
 162
 163         /* syscalls */
 164 EXPORT_SYMBOL(sys_write);
 165 EXPORT_SYMBOL(sys_read);
 166 EXPORT_SYMBOL(sys_lseek);
 167 EXPORT_SYMBOL(sys_open);
 168 EXPORT_SYMBOL(sys_exit);
 169 EXPORT_SYMBOL(sys_wait4);