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/delay.h>
  11 #include <linux/in6.h>
  12 #include <linux/syscalls.h>
  13 #include <linux/uaccess.h>
  14 #include <linux/io.h>
  15 #include <linux/arm-smccc.h>
  16
  17 #include <asm/checksum.h>
  18 #include <asm/ftrace.h>
  19
  20 /*
  21  * libgcc functions - functions that are used internally by the
  22  * compiler...  (prototypes are not correct though, but that
  23  * doesn't really matter since they're not versioned).
  24  */
  25 extern void __ashldi3(void);
  26 extern void __ashrdi3(void);
  27 extern void __divsi3(void);
  28 extern void __lshrdi3(void);
  29 extern void __modsi3(void);
  30 extern void __muldi3(void);
  31 extern void __ucmpdi2(void);
  32 extern void __udivsi3(void);
  33 extern void __umodsi3(void);
  34 extern void __do_div64(void);
  35 extern void __bswapsi2(void);
  36 extern void __bswapdi2(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
  50 void mmioset(void *, unsigned int, size_t);
  51 void mmiocpy(void *, const void *, size_t);
  52
  53         /* platform dependent support */
  54 EXPORT_SYMBOL(arm_delay_ops);
  55
  56         /* networking */
  57 EXPORT_SYMBOL(csum_partial);
  58 EXPORT_SYMBOL(csum_partial_copy_from_user);
  59 EXPORT_SYMBOL(csum_partial_copy_nocheck);
  60 EXPORT_SYMBOL(__csum_ipv6_magic);
  61
  62         /* io */
  63 #ifndef __raw_readsb
  64 EXPORT_SYMBOL(__raw_readsb);
  65 #endif
  66 #ifndef __raw_readsw
  67 EXPORT_SYMBOL(__raw_readsw);
  68 #endif
  69 #ifndef __raw_readsl
  70 EXPORT_SYMBOL(__raw_readsl);
  71 #endif
  72 #ifndef __raw_writesb
  73 EXPORT_SYMBOL(__raw_writesb);
  74 #endif
  75 #ifndef __raw_writesw
  76 EXPORT_SYMBOL(__raw_writesw);
  77 #endif
  78 #ifndef __raw_writesl
  79 EXPORT_SYMBOL(__raw_writesl);
  80 #endif
  81
  82         /* string / mem functions */
  83 EXPORT_SYMBOL(strchr);
  84 EXPORT_SYMBOL(strrchr);
  85 EXPORT_SYMBOL(memset);
  86 EXPORT_SYMBOL(__memset32);
  87 EXPORT_SYMBOL(__memset64);
  88 EXPORT_SYMBOL(memcpy);
  89 EXPORT_SYMBOL(memmove);
  90 EXPORT_SYMBOL(memchr);
  91
  92 EXPORT_SYMBOL(mmioset);
  93 EXPORT_SYMBOL(mmiocpy);
  94
  95 #ifdef CONFIG_MMU
  96 EXPORT_SYMBOL(copy_page);
  97
  98 EXPORT_SYMBOL(arm_copy_from_user);
  99 EXPORT_SYMBOL(arm_copy_to_user);
 100 EXPORT_SYMBOL(arm_clear_user);
 101
 102 EXPORT_SYMBOL(__get_user_1);
 103 EXPORT_SYMBOL(__get_user_2);
 104 EXPORT_SYMBOL(__get_user_4);
 105 EXPORT_SYMBOL(__get_user_8);
 106
 107 #ifdef __ARMEB__
 108 EXPORT_SYMBOL(__get_user_64t_1);
 109 EXPORT_SYMBOL(__get_user_64t_2);
 110 EXPORT_SYMBOL(__get_user_64t_4);
 111 EXPORT_SYMBOL(__get_user_32t_8);
 112 #endif
 113
 114 EXPORT_SYMBOL(__put_user_1);
 115 EXPORT_SYMBOL(__put_user_2);
 116 EXPORT_SYMBOL(__put_user_4);
 117 EXPORT_SYMBOL(__put_user_8);
 118 #endif
 119
 120         /* gcc lib functions */
 121 EXPORT_SYMBOL(__ashldi3);
 122 EXPORT_SYMBOL(__ashrdi3);
 123 EXPORT_SYMBOL(__divsi3);
 124 EXPORT_SYMBOL(__lshrdi3);
 125 EXPORT_SYMBOL(__modsi3);
 126 EXPORT_SYMBOL(__muldi3);
 127 EXPORT_SYMBOL(__ucmpdi2);
 128 EXPORT_SYMBOL(__udivsi3);
 129 EXPORT_SYMBOL(__umodsi3);
 130 EXPORT_SYMBOL(__do_div64);
 131 EXPORT_SYMBOL(__bswapsi2);
 132 EXPORT_SYMBOL(__bswapdi2);
 133
 134 #ifdef CONFIG_AEABI
 135 EXPORT_SYMBOL(__aeabi_idiv);
 136 EXPORT_SYMBOL(__aeabi_idivmod);
 137 EXPORT_SYMBOL(__aeabi_lasr);
 138 EXPORT_SYMBOL(__aeabi_llsl);
 139 EXPORT_SYMBOL(__aeabi_llsr);
 140 EXPORT_SYMBOL(__aeabi_lmul);
 141 EXPORT_SYMBOL(__aeabi_uidiv);
 142 EXPORT_SYMBOL(__aeabi_uidivmod);
 143 EXPORT_SYMBOL(__aeabi_ulcmp);
 144 #endif
 145
 146         /* bitops */
 147 EXPORT_SYMBOL(_set_bit);
 148 EXPORT_SYMBOL(_test_and_set_bit);
 149 EXPORT_SYMBOL(_clear_bit);
 150 EXPORT_SYMBOL(_test_and_clear_bit);
 151 EXPORT_SYMBOL(_change_bit);
 152 EXPORT_SYMBOL(_test_and_change_bit);
 153 EXPORT_SYMBOL(_find_first_zero_bit_le);
 154 EXPORT_SYMBOL(_find_next_zero_bit_le);
 155 EXPORT_SYMBOL(_find_first_bit_le);
 156 EXPORT_SYMBOL(_find_next_bit_le);
 157
 158 #ifdef __ARMEB__
 159 EXPORT_SYMBOL(_find_first_zero_bit_be);
 160 EXPORT_SYMBOL(_find_next_zero_bit_be);
 161 EXPORT_SYMBOL(_find_first_bit_be);
 162 EXPORT_SYMBOL(_find_next_bit_be);
 163 #endif
 164
 165 #ifdef CONFIG_FUNCTION_TRACER
 166 EXPORT_SYMBOL(__gnu_mcount_nc);
 167 #endif
 168
 169 #ifdef CONFIG_ARM_PATCH_PHYS_VIRT
 170 EXPORT_SYMBOL(__pv_phys_pfn_offset);
 171 EXPORT_SYMBOL(__pv_offset);
 172 #endif
 173
 174 #ifdef CONFIG_HAVE_ARM_SMCCC
 175 EXPORT_SYMBOL(__arm_smccc_smc);
 176 EXPORT_SYMBOL(__arm_smccc_hvc);
 177 #endif