root/arch/arm/kernel/armksyms.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  *  linux/arch/arm/kernel/armksyms.c
   4  *
   5  *  Copyright (C) 2000 Russell King
   6  */
   7 #include <linux/export.h>
   8 #include <linux/sched.h>
   9 #include <linux/string.h>
  10 #include <linux/cryptohash.h>
  11 #include <linux/delay.h>
  12 #include <linux/in6.h>
  13 #include <linux/syscalls.h>
  14 #include <linux/uaccess.h>
  15 #include <linux/io.h>
  16 #include <linux/arm-smccc.h>
  17 
  18 #include <asm/checksum.h>
  19 #include <asm/ftrace.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 __udivsi3(void);
  34 extern void __umodsi3(void);
  35 extern void __do_div64(void);
  36 extern void __bswapsi2(void);
  37 extern void __bswapdi2(void);
  38 
  39 extern void __aeabi_idiv(void);
  40 extern void __aeabi_idivmod(void);
  41 extern void __aeabi_lasr(void);
  42 extern void __aeabi_llsl(void);
  43 extern void __aeabi_llsr(void);
  44 extern void __aeabi_lmul(void);
  45 extern void __aeabi_uidiv(void);
  46 extern void __aeabi_uidivmod(void);
  47 extern void __aeabi_ulcmp(void);
  48 
  49 extern void fpundefinstr(void);
  50 
  51 void mmioset(void *, unsigned int, size_t);
  52 void mmiocpy(void *, const void *, size_t);
  53 
  54         /* platform dependent support */
  55 EXPORT_SYMBOL(arm_delay_ops);
  56 
  57         /* networking */
  58 EXPORT_SYMBOL(csum_partial);
  59 EXPORT_SYMBOL(csum_partial_copy_from_user);
  60 EXPORT_SYMBOL(csum_partial_copy_nocheck);
  61 EXPORT_SYMBOL(__csum_ipv6_magic);
  62 
  63         /* io */
  64 #ifndef __raw_readsb
  65 EXPORT_SYMBOL(__raw_readsb);
  66 #endif
  67 #ifndef __raw_readsw
  68 EXPORT_SYMBOL(__raw_readsw);
  69 #endif
  70 #ifndef __raw_readsl
  71 EXPORT_SYMBOL(__raw_readsl);
  72 #endif
  73 #ifndef __raw_writesb
  74 EXPORT_SYMBOL(__raw_writesb);
  75 #endif
  76 #ifndef __raw_writesw
  77 EXPORT_SYMBOL(__raw_writesw);
  78 #endif
  79 #ifndef __raw_writesl
  80 EXPORT_SYMBOL(__raw_writesl);
  81 #endif
  82 
  83         /* string / mem functions */
  84 EXPORT_SYMBOL(strchr);
  85 EXPORT_SYMBOL(strrchr);
  86 EXPORT_SYMBOL(memset);
  87 EXPORT_SYMBOL(__memset32);
  88 EXPORT_SYMBOL(__memset64);
  89 EXPORT_SYMBOL(memcpy);
  90 EXPORT_SYMBOL(memmove);
  91 EXPORT_SYMBOL(memchr);
  92 
  93 EXPORT_SYMBOL(mmioset);
  94 EXPORT_SYMBOL(mmiocpy);
  95 
  96 #ifdef CONFIG_MMU
  97 EXPORT_SYMBOL(copy_page);
  98 
  99 EXPORT_SYMBOL(arm_copy_from_user);
 100 EXPORT_SYMBOL(arm_copy_to_user);
 101 EXPORT_SYMBOL(arm_clear_user);
 102 
 103 EXPORT_SYMBOL(__get_user_1);
 104 EXPORT_SYMBOL(__get_user_2);
 105 EXPORT_SYMBOL(__get_user_4);
 106 EXPORT_SYMBOL(__get_user_8);
 107 
 108 #ifdef __ARMEB__
 109 EXPORT_SYMBOL(__get_user_64t_1);
 110 EXPORT_SYMBOL(__get_user_64t_2);
 111 EXPORT_SYMBOL(__get_user_64t_4);
 112 EXPORT_SYMBOL(__get_user_32t_8);
 113 #endif
 114 
 115 EXPORT_SYMBOL(__put_user_1);
 116 EXPORT_SYMBOL(__put_user_2);
 117 EXPORT_SYMBOL(__put_user_4);
 118 EXPORT_SYMBOL(__put_user_8);
 119 #endif
 120 
 121         /* gcc lib functions */
 122 EXPORT_SYMBOL(__ashldi3);
 123 EXPORT_SYMBOL(__ashrdi3);
 124 EXPORT_SYMBOL(__divsi3);
 125 EXPORT_SYMBOL(__lshrdi3);
 126 EXPORT_SYMBOL(__modsi3);
 127 EXPORT_SYMBOL(__muldi3);
 128 EXPORT_SYMBOL(__ucmpdi2);
 129 EXPORT_SYMBOL(__udivsi3);
 130 EXPORT_SYMBOL(__umodsi3);
 131 EXPORT_SYMBOL(__do_div64);
 132 EXPORT_SYMBOL(__bswapsi2);
 133 EXPORT_SYMBOL(__bswapdi2);
 134 
 135 #ifdef CONFIG_AEABI
 136 EXPORT_SYMBOL(__aeabi_idiv);
 137 EXPORT_SYMBOL(__aeabi_idivmod);
 138 EXPORT_SYMBOL(__aeabi_lasr);
 139 EXPORT_SYMBOL(__aeabi_llsl);
 140 EXPORT_SYMBOL(__aeabi_llsr);
 141 EXPORT_SYMBOL(__aeabi_lmul);
 142 EXPORT_SYMBOL(__aeabi_uidiv);
 143 EXPORT_SYMBOL(__aeabi_uidivmod);
 144 EXPORT_SYMBOL(__aeabi_ulcmp);
 145 #endif
 146 
 147         /* bitops */
 148 EXPORT_SYMBOL(_set_bit);
 149 EXPORT_SYMBOL(_test_and_set_bit);
 150 EXPORT_SYMBOL(_clear_bit);
 151 EXPORT_SYMBOL(_test_and_clear_bit);
 152 EXPORT_SYMBOL(_change_bit);
 153 EXPORT_SYMBOL(_test_and_change_bit);
 154 EXPORT_SYMBOL(_find_first_zero_bit_le);
 155 EXPORT_SYMBOL(_find_next_zero_bit_le);
 156 EXPORT_SYMBOL(_find_first_bit_le);
 157 EXPORT_SYMBOL(_find_next_bit_le);
 158 
 159 #ifdef __ARMEB__
 160 EXPORT_SYMBOL(_find_first_zero_bit_be);
 161 EXPORT_SYMBOL(_find_next_zero_bit_be);
 162 EXPORT_SYMBOL(_find_first_bit_be);
 163 EXPORT_SYMBOL(_find_next_bit_be);
 164 #endif
 165 
 166 #ifdef CONFIG_FUNCTION_TRACER
 167 EXPORT_SYMBOL(__gnu_mcount_nc);
 168 #endif
 169 
 170 #ifdef CONFIG_ARM_PATCH_PHYS_VIRT
 171 EXPORT_SYMBOL(__pv_phys_pfn_offset);
 172 EXPORT_SYMBOL(__pv_offset);
 173 #endif
 174 
 175 #ifdef CONFIG_HAVE_ARM_SMCCC
 176 EXPORT_SYMBOL(__arm_smccc_smc);
 177 EXPORT_SYMBOL(__arm_smccc_hvc);
 178 #endif