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linux-phytium
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arch
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arm
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include
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asm
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module.h

module.h 1.3 KB
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. #ifndef _ASM_ARM_MODULE_H
    3. 

  3. #define _ASM_ARM_MODULE_H
    4. 

  4. 

  5. #include <asm-generic/module.h>
    6. 

  6. 

  7. struct unwind_table;
    8. 

  8. 

  9. #ifdef CONFIG_ARM_UNWIND
    10. 

  10. enum {
    11. 

  11. 	ARM_SEC_INIT,
    12. 

  12. 	ARM_SEC_DEVINIT,
    13. 

  13. 	ARM_SEC_CORE,
    14. 

  14. 	ARM_SEC_EXIT,
    15. 

  15. 	ARM_SEC_DEVEXIT,
    16. 

  16. 	ARM_SEC_HOT,
    17. 

  17. 	ARM_SEC_UNLIKELY,
    18. 

  18. 	ARM_SEC_MAX,
    19. 

  19. };
    20. 

  20. #endif
    21. 

  21. 

  22. struct mod_plt_sec {
    23. 

  23. 	struct elf32_shdr	*plt;
    24. 

  24. 	int			plt_count;
    25. 

  25. };
    26. 

  26. 

  27. struct mod_arch_specific {
    28. 

  28. #ifdef CONFIG_ARM_UNWIND
    29. 

  29. 	struct unwind_table *unwind[ARM_SEC_MAX];
    30. 

  30. #endif
    31. 

  31. #ifdef CONFIG_ARM_MODULE_PLTS
    32. 

  32. 	struct mod_plt_sec	core;
    33. 

  33. 	struct mod_plt_sec	init;
    34. 

  34. #endif
    35. 

  35. };
    36. 

  36. 

  37. struct module;
    38. 

  38. u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val);
    39. 

  39. 

  40. /*
    41. 

  41.  * Add the ARM architecture version to the version magic string
    42. 

  42.  */
    43. 

  43. #define MODULE_ARCH_VERMAGIC_ARMVSN "ARMv" __stringify(__LINUX_ARM_ARCH__) " "
    44. 

  44. 

  45. /* Add __virt_to_phys patching state as well */
    46. 

  46. #ifdef CONFIG_ARM_PATCH_PHYS_VIRT
    47. 

  47. #define MODULE_ARCH_VERMAGIC_P2V "p2v8 "
    48. 

  48. #else
    49. 

  49. #define MODULE_ARCH_VERMAGIC_P2V ""
    50. 

  50. #endif
    51. 

  51. 

  52. /* Add instruction set architecture tag to distinguish ARM/Thumb kernels */
    53. 

  53. #ifdef CONFIG_THUMB2_KERNEL
    54. 

  54. #define MODULE_ARCH_VERMAGIC_ARMTHUMB "thumb2 "
    55. 

  55. #else
    56. 

  56. #define MODULE_ARCH_VERMAGIC_ARMTHUMB ""
    57. 

  57. #endif
    58. 

  58. 

  59. #define MODULE_ARCH_VERMAGIC \
    60. 

  60. 	MODULE_ARCH_VERMAGIC_ARMVSN \
    61. 

  61. 	MODULE_ARCH_VERMAGIC_ARMTHUMB \
    62. 

  62. 	MODULE_ARCH_VERMAGIC_P2V
    63. 

  63. 

  64. #endif /* _ASM_ARM_MODULE_H */
    65. 

  65.