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minimum-startup.c 1.5 KB

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  1. /* minimum-startup.c
  2. *
  3. * Copyright (C) 2006-2023 wolfSSL Inc.
  4. *
  5. * This file is part of wolfSSL.
  6. *
  7. * wolfSSL is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation; either version 2 of the License, or
  10. * (at your option) any later version.
  11. *
  12. * wolfSSL is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15. * GNU General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License
  18. * along with this program; if not, write to the Free Software
  19. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
  20. */
  21. #include <stdint.h>
  22. #pragma language=extended
  23. extern void __iar_program_start(void);
  24. static void Reset(void)
  25. {
  26. __iar_program_start();
  27. }
  28. static void Nmi (void){ while(1) ; }
  29. static void Fault(void){ while(1) ; }
  30. static unsigned long long Stack[256*4*16] @ ".noinit";
  31. typedef union
  32. {
  33. void (*Handler)(void);
  34. uint32_t Ptr;
  35. } Vector;
  36. __root const Vector __vector_table[100] @ ".intvec" =
  37. {
  38. { .Ptr = (uint32_t)Stack + sizeof(Stack) },
  39. // stack top
  40. Reset, // reset
  41. Nmi, // NMI
  42. Fault, // hard fault
  43. Fault, // MPU fault
  44. Fault, // bus fault
  45. Fault, // usage fault
  46. };