xtensa_ksyms.c 2.9 KB

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  1. /*
  2. * arch/xtensa/kernel/xtensa_ksyms.c
  3. *
  4. * Export Xtensa-specific functions for loadable modules.
  5. *
  6. * This file is subject to the terms and conditions of the GNU General Public
  7. * License. See the file "COPYING" in the main directory of this archive
  8. * for more details.
  9. *
  10. * Copyright (C) 2001 - 2005 Tensilica Inc.
  11. *
  12. * Joe Taylor <joe@tensilica.com>
  13. */
  14. #include <linux/module.h>
  15. #include <linux/string.h>
  16. #include <linux/mm.h>
  17. #include <linux/interrupt.h>
  18. #include <asm/irq.h>
  19. #include <linux/in6.h>
  20. #include <asm/uaccess.h>
  21. #include <asm/checksum.h>
  22. #include <asm/dma.h>
  23. #include <asm/io.h>
  24. #include <asm/page.h>
  25. #include <asm/pgalloc.h>
  26. #include <asm/ftrace.h>
  27. #ifdef CONFIG_BLK_DEV_FD
  28. #include <asm/floppy.h>
  29. #endif
  30. #ifdef CONFIG_NET
  31. #include <net/checksum.h>
  32. #endif /* CONFIG_NET */
  33. /*
  34. * String functions
  35. */
  36. EXPORT_SYMBOL(memset);
  37. EXPORT_SYMBOL(memcpy);
  38. EXPORT_SYMBOL(memmove);
  39. EXPORT_SYMBOL(__strncpy_user);
  40. EXPORT_SYMBOL(clear_page);
  41. EXPORT_SYMBOL(copy_page);
  42. EXPORT_SYMBOL(empty_zero_page);
  43. /*
  44. * gcc internal math functions
  45. */
  46. extern long long __ashrdi3(long long, int);
  47. extern long long __ashldi3(long long, int);
  48. extern long long __lshrdi3(long long, int);
  49. extern int __divsi3(int, int);
  50. extern int __modsi3(int, int);
  51. extern long long __muldi3(long long, long long);
  52. extern int __mulsi3(int, int);
  53. extern unsigned int __udivsi3(unsigned int, unsigned int);
  54. extern unsigned int __umodsi3(unsigned int, unsigned int);
  55. extern unsigned long long __umoddi3(unsigned long long, unsigned long long);
  56. extern unsigned long long __udivdi3(unsigned long long, unsigned long long);
  57. extern int __ucmpdi2(int, int);
  58. EXPORT_SYMBOL(__ashldi3);
  59. EXPORT_SYMBOL(__ashrdi3);
  60. EXPORT_SYMBOL(__lshrdi3);
  61. EXPORT_SYMBOL(__divsi3);
  62. EXPORT_SYMBOL(__modsi3);
  63. EXPORT_SYMBOL(__muldi3);
  64. EXPORT_SYMBOL(__mulsi3);
  65. EXPORT_SYMBOL(__udivsi3);
  66. EXPORT_SYMBOL(__umodsi3);
  67. EXPORT_SYMBOL(__udivdi3);
  68. EXPORT_SYMBOL(__umoddi3);
  69. EXPORT_SYMBOL(__ucmpdi2);
  70. void __xtensa_libgcc_window_spill(void)
  71. {
  72. BUG();
  73. }
  74. EXPORT_SYMBOL(__xtensa_libgcc_window_spill);
  75. unsigned long __sync_fetch_and_and_4(unsigned long *p, unsigned long v)
  76. {
  77. BUG();
  78. }
  79. EXPORT_SYMBOL(__sync_fetch_and_and_4);
  80. unsigned long __sync_fetch_and_or_4(unsigned long *p, unsigned long v)
  81. {
  82. BUG();
  83. }
  84. EXPORT_SYMBOL(__sync_fetch_and_or_4);
  85. #ifdef CONFIG_NET
  86. /*
  87. * Networking support
  88. */
  89. EXPORT_SYMBOL(csum_partial);
  90. EXPORT_SYMBOL(csum_partial_copy_generic);
  91. #endif /* CONFIG_NET */
  92. /*
  93. * Architecture-specific symbols
  94. */
  95. EXPORT_SYMBOL(__xtensa_copy_user);
  96. /*
  97. * Kernel hacking ...
  98. */
  99. #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE)
  100. // FIXME EXPORT_SYMBOL(screen_info);
  101. #endif
  102. EXPORT_SYMBOL(outsb);
  103. EXPORT_SYMBOL(outsw);
  104. EXPORT_SYMBOL(outsl);
  105. EXPORT_SYMBOL(insb);
  106. EXPORT_SYMBOL(insw);
  107. EXPORT_SYMBOL(insl);
  108. extern long common_exception_return;
  109. extern long _spill_registers;
  110. EXPORT_SYMBOL(common_exception_return);
  111. EXPORT_SYMBOL(_spill_registers);
  112. #ifdef CONFIG_FUNCTION_TRACER
  113. EXPORT_SYMBOL(_mcount);
  114. #endif