linux/arch/arm/kernel/armksyms.c
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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/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 */
  29extern void __ashldi3(void);
  30extern void __ashrdi3(void);
  31extern void __divsi3(void);
  32extern void __lshrdi3(void);
  33extern void __modsi3(void);
  34extern void __muldi3(void);
  35extern void __ucmpdi2(void);
  36extern void __udivsi3(void);
  37extern void __umodsi3(void);
  38extern void __do_div64(void);
  39
  40extern void __aeabi_idiv(void);
  41extern void __aeabi_idivmod(void);
  42extern void __aeabi_lasr(void);
  43extern void __aeabi_llsl(void);
  44extern void __aeabi_llsr(void);
  45extern void __aeabi_lmul(void);
  46extern void __aeabi_uidiv(void);
  47extern void __aeabi_uidivmod(void);
  48extern void __aeabi_ulcmp(void);
  49
  50extern void fpundefinstr(void);
  51extern 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 */
  69EXPORT_SYMBOL_ALIAS(kern_fp_enter,fp_enter);
  70EXPORT_SYMBOL_ALIAS(fp_printk,printk);
  71EXPORT_SYMBOL_ALIAS(fp_send_sig,send_sig);
  72
  73EXPORT_SYMBOL(__backtrace);
  74
  75        /* platform dependent support */
  76EXPORT_SYMBOL(__udelay);
  77EXPORT_SYMBOL(__const_udelay);
  78
  79        /* networking */
  80EXPORT_SYMBOL(csum_partial);
  81EXPORT_SYMBOL(csum_partial_copy_from_user);
  82EXPORT_SYMBOL(csum_partial_copy_nocheck);
  83EXPORT_SYMBOL(__csum_ipv6_magic);
  84
  85        /* io */
  86#ifndef __raw_readsb
  87EXPORT_SYMBOL(__raw_readsb);
  88#endif
  89#ifndef __raw_readsw
  90EXPORT_SYMBOL(__raw_readsw);
  91#endif
  92#ifndef __raw_readsl
  93EXPORT_SYMBOL(__raw_readsl);
  94#endif
  95#ifndef __raw_writesb
  96EXPORT_SYMBOL(__raw_writesb);
  97#endif
  98#ifndef __raw_writesw
  99EXPORT_SYMBOL(__raw_writesw);
 100#endif
 101#ifndef __raw_writesl
 102EXPORT_SYMBOL(__raw_writesl);
 103#endif
 104
 105        /* string / mem functions */
 106EXPORT_SYMBOL(strchr);
 107EXPORT_SYMBOL(strrchr);
 108EXPORT_SYMBOL(memset);
 109EXPORT_SYMBOL(memcpy);
 110EXPORT_SYMBOL(memmove);
 111EXPORT_SYMBOL(memchr);
 112EXPORT_SYMBOL(__memzero);
 113
 114        /* user mem (segment) */
 115EXPORT_SYMBOL(__strnlen_user);
 116EXPORT_SYMBOL(__strncpy_from_user);
 117
 118#ifdef CONFIG_MMU
 119EXPORT_SYMBOL(copy_page);
 120
 121EXPORT_SYMBOL(__copy_from_user);
 122EXPORT_SYMBOL(__copy_to_user);
 123EXPORT_SYMBOL(__clear_user);
 124
 125EXPORT_SYMBOL(__get_user_1);
 126EXPORT_SYMBOL(__get_user_2);
 127EXPORT_SYMBOL(__get_user_4);
 128
 129EXPORT_SYMBOL(__put_user_1);
 130EXPORT_SYMBOL(__put_user_2);
 131EXPORT_SYMBOL(__put_user_4);
 132EXPORT_SYMBOL(__put_user_8);
 133#endif
 134
 135        /* crypto hash */
 136EXPORT_SYMBOL(sha_transform);
 137
 138        /* gcc lib functions */
 139EXPORT_SYMBOL(__ashldi3);
 140EXPORT_SYMBOL(__ashrdi3);
 141EXPORT_SYMBOL(__divsi3);
 142EXPORT_SYMBOL(__lshrdi3);
 143EXPORT_SYMBOL(__modsi3);
 144EXPORT_SYMBOL(__muldi3);
 145EXPORT_SYMBOL(__ucmpdi2);
 146EXPORT_SYMBOL(__udivsi3);
 147EXPORT_SYMBOL(__umodsi3);
 148EXPORT_SYMBOL(__do_div64);
 149
 150#ifdef CONFIG_AEABI
 151EXPORT_SYMBOL(__aeabi_idiv);
 152EXPORT_SYMBOL(__aeabi_idivmod);
 153EXPORT_SYMBOL(__aeabi_lasr);
 154EXPORT_SYMBOL(__aeabi_llsl);
 155EXPORT_SYMBOL(__aeabi_llsr);
 156EXPORT_SYMBOL(__aeabi_lmul);
 157EXPORT_SYMBOL(__aeabi_uidiv);
 158EXPORT_SYMBOL(__aeabi_uidivmod);
 159EXPORT_SYMBOL(__aeabi_ulcmp);
 160#endif
 161
 162        /* bitops */
 163EXPORT_SYMBOL(_set_bit_le);
 164EXPORT_SYMBOL(_test_and_set_bit_le);
 165EXPORT_SYMBOL(_clear_bit_le);
 166EXPORT_SYMBOL(_test_and_clear_bit_le);
 167EXPORT_SYMBOL(_change_bit_le);
 168EXPORT_SYMBOL(_test_and_change_bit_le);
 169EXPORT_SYMBOL(_find_first_zero_bit_le);
 170EXPORT_SYMBOL(_find_next_zero_bit_le);
 171EXPORT_SYMBOL(_find_first_bit_le);
 172EXPORT_SYMBOL(_find_next_bit_le);
 173
 174#ifdef __ARMEB__
 175EXPORT_SYMBOL(_set_bit_be);
 176EXPORT_SYMBOL(_test_and_set_bit_be);
 177EXPORT_SYMBOL(_clear_bit_be);
 178EXPORT_SYMBOL(_test_and_clear_bit_be);
 179EXPORT_SYMBOL(_change_bit_be);
 180EXPORT_SYMBOL(_test_and_change_bit_be);
 181EXPORT_SYMBOL(_find_first_zero_bit_be);
 182EXPORT_SYMBOL(_find_next_zero_bit_be);
 183EXPORT_SYMBOL(_find_first_bit_be);
 184EXPORT_SYMBOL(_find_next_bit_be);
 185#endif
 186
 187#ifdef CONFIG_FUNCTION_TRACER
 188EXPORT_SYMBOL(mcount);
 189EXPORT_SYMBOL(__gnu_mcount_nc);
 190#endif
 191