global_data.h 2.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354
  1. /*
  2. * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
  3. * Scott McNutt <smcnutt@psyent.com>
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. #ifndef __ASM_NIOS2_GLOBALDATA_H_
  24. #define __ASM_NIOS2_GLOBALDATA_H_
  25. typedef struct global_data {
  26. bd_t *bd;
  27. unsigned long flags;
  28. unsigned long baudrate;
  29. unsigned long cpu_clk; /* CPU clock in Hz! */
  30. unsigned long have_console; /* serial_init() was called */
  31. phys_size_t ram_size; /* RAM size */
  32. unsigned long reloc_off; /* Relocation Offset */
  33. unsigned long env_addr; /* Address of Environment struct */
  34. unsigned long env_valid; /* Checksum of Environment valid */
  35. #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
  36. unsigned long post_log_word; /* Record POST activities */
  37. unsigned long post_init_f_time; /* When post_init_f started */
  38. #endif
  39. void **jt; /* Standalone app jump table */
  40. } gd_t;
  41. /* flags */
  42. #define GD_FLG_RELOC 0x00001 /* Code was relocated to RAM */
  43. #define GD_FLG_DEVINIT 0x00002 /* Devices have been initialized */
  44. #define GD_FLG_SILENT 0x00004 /* Silent mode */
  45. #define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
  46. #define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
  47. #define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
  48. #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
  49. #define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("r15")
  50. #endif /* __ASM_NIOS2_GLOBALDATA_H_ */