arch/blackfin/kernel/bfin_ksyms.c

   1 /*
   2  * arch/blackfin/kernel/bfin_ksyms.c - exports for random symbols
   3  *
   4  * Copyright 2004-2008 Analog Devices Inc.
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <linux/module.h>
  10 #include <linux/uaccess.h>
  11
  12 #include <asm/cacheflush.h>
  13 #include <asm/io.h>
  14 #include <asm/irq_handler.h>
  15
  16 /* Allow people to have their own Blackfin exception handler in a module */
  17 EXPORT_SYMBOL(bfin_return_from_exception);
  18
  19 /* All the Blackfin cache functions: mach-common/cache.S */
  20 EXPORT_SYMBOL(blackfin_dcache_invalidate_range);
  21 EXPORT_SYMBOL(blackfin_icache_flush_range);
  22 EXPORT_SYMBOL(blackfin_dcache_flush_range);
  23 EXPORT_SYMBOL(blackfin_dflush_page);
  24
  25 /* The following are special because they're not called
  26  * explicitly (the C compiler generates them).  Fortunately,
  27  * their interface isn't gonna change any time soon now, so
  28  * it's OK to leave it out of version control.
  29  */
  30 EXPORT_SYMBOL(memcpy);
  31 EXPORT_SYMBOL(memset);
  32 EXPORT_SYMBOL(memcmp);
  33 EXPORT_SYMBOL(memmove);
  34 EXPORT_SYMBOL(memchr);
  35
  36 /*
  37  * Because string functions are both inline and exported functions and
  38  * folder arch/blackfin/lib is configured as a library path in Makefile,
  39  * symbols exported in folder lib  is not linked into built-in.o but
  40  * inlined only. In order to export string symbols to kernel module
  41  * properly, they should be exported here.
  42  */
  43 EXPORT_SYMBOL(strcpy);
  44 EXPORT_SYMBOL(strncpy);
  45 EXPORT_SYMBOL(strcmp);
  46 EXPORT_SYMBOL(strncmp);
  47
  48 /*
  49  * libgcc functions - functions that are used internally by the
  50  * compiler...  (prototypes are not correct though, but that
  51  * doesn't really matter since they're not versioned).
  52  */
  53 extern void __ashldi3(void);
  54 extern void __ashrdi3(void);
  55 extern void __smulsi3_highpart(void);
  56 extern void __umulsi3_highpart(void);
  57 extern void __divsi3(void);
  58 extern void __lshrdi3(void);
  59 extern void __modsi3(void);
  60 extern void __muldi3(void);
  61 extern void __udivsi3(void);
  62 extern void __umodsi3(void);
  63 EXPORT_SYMBOL(__ashldi3);
  64 EXPORT_SYMBOL(__ashrdi3);
  65 EXPORT_SYMBOL(__umulsi3_highpart);
  66 EXPORT_SYMBOL(__smulsi3_highpart);
  67 EXPORT_SYMBOL(__divsi3);
  68 EXPORT_SYMBOL(__lshrdi3);
  69 EXPORT_SYMBOL(__modsi3);
  70 EXPORT_SYMBOL(__muldi3);
  71 EXPORT_SYMBOL(__udivsi3);
  72 EXPORT_SYMBOL(__umodsi3);
  73
  74 /* Input/output symbols: lib/{in,out}s.S */
  75 EXPORT_SYMBOL(outsb);
  76 EXPORT_SYMBOL(insb);
  77 EXPORT_SYMBOL(outsw);
  78 EXPORT_SYMBOL(outsw_8);
  79 EXPORT_SYMBOL(insw);
  80 EXPORT_SYMBOL(insw_8);
  81 EXPORT_SYMBOL(outsl);
  82 EXPORT_SYMBOL(insl);
  83 EXPORT_SYMBOL(insl_16);
  84
  85 #ifdef CONFIG_SMP
  86 EXPORT_SYMBOL(__raw_atomic_update_asm);
  87 EXPORT_SYMBOL(__raw_atomic_clear_asm);
  88 EXPORT_SYMBOL(__raw_atomic_set_asm);
  89 EXPORT_SYMBOL(__raw_atomic_xor_asm);
  90 EXPORT_SYMBOL(__raw_atomic_test_asm);
  91 EXPORT_SYMBOL(__raw_xchg_1_asm);
  92 EXPORT_SYMBOL(__raw_xchg_2_asm);
  93 EXPORT_SYMBOL(__raw_xchg_4_asm);
  94 EXPORT_SYMBOL(__raw_cmpxchg_1_asm);
  95 EXPORT_SYMBOL(__raw_cmpxchg_2_asm);
  96 EXPORT_SYMBOL(__raw_cmpxchg_4_asm);
  97 EXPORT_SYMBOL(__raw_spin_is_locked_asm);
  98 EXPORT_SYMBOL(__raw_spin_lock_asm);
  99 EXPORT_SYMBOL(__raw_spin_trylock_asm);
 100 EXPORT_SYMBOL(__raw_spin_unlock_asm);
 101 EXPORT_SYMBOL(__raw_read_lock_asm);
 102 EXPORT_SYMBOL(__raw_read_trylock_asm);
 103 EXPORT_SYMBOL(__raw_read_unlock_asm);
 104 EXPORT_SYMBOL(__raw_write_lock_asm);
 105 EXPORT_SYMBOL(__raw_write_trylock_asm);
 106 EXPORT_SYMBOL(__raw_write_unlock_asm);
 107 EXPORT_SYMBOL(__raw_bit_set_asm);
 108 EXPORT_SYMBOL(__raw_bit_clear_asm);
 109 EXPORT_SYMBOL(__raw_bit_toggle_asm);
 110 EXPORT_SYMBOL(__raw_bit_test_asm);
 111 EXPORT_SYMBOL(__raw_bit_test_set_asm);
 112 EXPORT_SYMBOL(__raw_bit_test_clear_asm);
 113 EXPORT_SYMBOL(__raw_bit_test_toggle_asm);
 114 EXPORT_SYMBOL(__raw_uncached_fetch_asm);
 115 #ifdef __ARCH_SYNC_CORE_DCACHE
 116 EXPORT_SYMBOL(__raw_smp_mark_barrier_asm);
 117 EXPORT_SYMBOL(__raw_smp_check_barrier_asm);
 118 #endif
 119 #endif
 120
 121 #ifdef CONFIG_FUNCTION_TRACER
 122 extern void _mcount(void);
 123 EXPORT_SYMBOL(_mcount);
 124 #endif