Debug in SEGGER_RAM

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    • Debug in SEGGER_RAM

      Hello, we use ses to develop on STM32H743I, when we use SEGGER_RAM.icf, develop and debug in memory, in __segger_init_copy bug with BEBE bkpt #0xBE.
      [/quote]Can someone tell us what the problem is？

      Source Code

      1. define memory with size = 4G;
      3. //
      4. // Combined regions per memory type
      5. //
      6. define region RAM = RAM1;
      8. //
      9. // Block definitions
      10. //
      11. define block ctors { section .ctors, section .ctors.*, block with alphabetical order { init_array } };
      12. define block dtors { section .dtors, section .dtors.*, block with reverse alphabetical order { fini_array } };
      13. define block exidx { section .ARM.exidx, section .ARM.exidx.* };
      14. define block tbss { section .tbss, section .tbss.* };
      15. define block tdata { section .tdata, section .tdata.* };
      16. define block tls with fixed order { block tbss, block tdata };
      17. define block tdata_load { copy of block tdata };
      18. define block heap with auto size = __HEAPSIZE__, alignment = 8, /* fill =0x00, */ readwrite access { };
      19. define block stack with size = __STACKSIZE__, alignment = 8, /* fill =0xCD, */ readwrite access { };
      20. define block stack_process with size = __STACKSIZE_PROCESS__, alignment = 8, /* fill =0xCD, */ readwrite access { };
      21. //
      22. // Explicit initialization settings for sections
      23. // Packing options for initialize by copy: packing=auto/lzss/zpak/packbits
      24. //
      25. do not initialize { section .non_init, section .non_init.*, section .*.non_init, section .*.non_init.* };
      26. do not initialize { section .no_init, section .no_init.*, section .*.no_init, section .*.no_init.* }; // Legacy sections, kept for backwards compatibility
      27. do not initialize { section .noinit, section .noinit.*, section .*.noinit, section .*.noinit.* }; // Legacy sections, used by some SDKs/HALs
      28. do not initialize { section .vectors_ram };
      29. initialize by copy with packing=auto { section .data, section .data.*, section .*.data, section .*.data.* }; // Static data sections
      30. initialize by copy with packing=auto { section .fast, section .fast.*, section .*.fast, section .*.fast.* }; // "RAM Code" sections
      33. #define USES_ALLOC_FUNC \
      34. linked symbol malloc || linked symbol aligned_alloc || \
      35. linked symbol calloc || linked symbol realloc
      37. initialize by calling __SEGGER_init_heap if USES_ALLOC_FUNC { block heap }; // Init the heap if one is required
      38. initialize by calling __SEGGER_init_ctors { block ctors }; // Call constructors for global objects which need to be constructed before reaching main (if any). Make sure this is done after setting up heap.
      40. //assert with warning "free() linked into application but there are no calls to an allocation function!" {
      41. // linked symbol free => USES_ALLOC_FUNC
      42. //};
      44. assert with error "heap is too small!" { USES_ALLOC_FUNC => size of block heap >= 48 };
      45. assert with error "heap size not a multiple of 8!" { USES_ALLOC_FUNC => size of block heap % 8 == 0 };
      46. assert with error "heap not correctly aligned!" { USES_ALLOC_FUNC => start of block heap % 8 == 0 };
      48. initialize by calling __SEGGER_STOP_X_InitLimits { section .data.stop.* };
      50. //
      51. // Explicit placement in RAMn
      52. //
      53. place in RAM1 { section .RAM1, section .RAM1.* };
      55. //
      56. // RAM Placement
      57. //
      58. place at start of RAM { section .vectors }; // Vector table section
      59. place in RAM with minimum size order { block tdata_load, // Thread-local-storage load image
      60. block exidx, // ARM exception unwinding block
      61. block ctors, // Constructors block
      62. block dtors, // Destructors block
      63. readonly, // Catch-all for readonly data (e.g. .rodata, .srodata)
      64. readexec // Catch-all for (readonly) executable code (e.g. .text)
      65. };
      67. place in RAM with auto order { section .fast, section .fast.*, // "ramfunc" section
      68. block tls, // Thread-local-storage block
      69. readwrite, // Catch-all for initialized/uninitialized data sections (e.g. .data, .noinit)
      70. zeroinit // Catch-all for zero-initialized data sections (e.g. .bss)
      71. };
      72. place in RAM { block heap }; // Heap reserved block
      73. place at end of RAM with fixed order { block stack_process,
      74. block stack }; // Stack reserved block at the end
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      The post was edited 1 time, last by ZSteven2015 ().