global_data.h 1.8 KB

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  1. /*
  2. * (C) Copyright 2002-2010
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * (C) Copyright 2007
  6. * Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
  7. *
  8. * See file CREDITS for list of people who contributed to this
  9. * project.
  10. *
  11. * This program is free software; you can redistribute it and/or
  12. * modify it under the terms of the GNU General Public License as
  13. * published by the Free Software Foundation; either version 2 of
  14. * the License, or (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24. * MA 02111-1307 USA
  25. */
  26. #ifndef __ASM_SH_GLOBALDATA_H_
  27. #define __ASM_SH_GLOBALDATA_H_
  28. /* Architecture-specific global data */
  29. struct arch_global_data {
  30. };
  31. typedef struct global_data
  32. {
  33. bd_t *bd;
  34. unsigned long flags;
  35. unsigned int baudrate;
  36. unsigned long cpu_clk; /* CPU clock in Hz! */
  37. unsigned long have_console; /* serial_init() was called */
  38. #ifdef CONFIG_PRE_CONSOLE_BUFFER
  39. unsigned long precon_buf_idx; /* Pre-Console buffer index */
  40. #endif
  41. phys_size_t ram_size; /* RAM size */
  42. unsigned long env_addr; /* Address of Environment struct */
  43. unsigned long env_valid; /* Checksum of Environment valid */
  44. void **jt; /* Standalone app jump table */
  45. char env_buf[32]; /* buffer for getenv() before reloc. */
  46. struct arch_global_data arch; /* architecture-specific data */
  47. } gd_t;
  48. #include <asm-generic/global_data_flags.h>
  49. #define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("r13")
  50. #endif /* __ASM_SH_GLOBALDATA_H_ */