holly.c 641 B

123456789101112131415161718192021222324252627282930
  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * Copyright 2007 IBM Corporation
  4. *
  5. * Stephen Winiecki <stevewin@us.ibm.com>
  6. * Josh Boyer <jwboyer@linux.vnet.ibm.com>
  7. *
  8. * Based on earlier code:
  9. * Copyright (C) Paul Mackerras 1997.
  10. */
  11. #include <stdarg.h>
  12. #include <stddef.h>
  13. #include "types.h"
  14. #include "elf.h"
  15. #include "string.h"
  16. #include "stdio.h"
  17. #include "page.h"
  18. #include "ops.h"
  19. #include "io.h"
  20. BSS_STACK(4096);
  21. void platform_init(unsigned long r3, unsigned long r4, unsigned long r5)
  22. {
  23. u32 heapsize = 0x8000000 - (u32)_end; /* 128M */
  24. simple_alloc_init(_end, heapsize, 32, 64);
  25. fdt_init(_dtb_start);
  26. serial_console_init();
  27. }