arch/nios2/include/asm/global_data.h

   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
  26 typedef struct  global_data {
  27         bd_t            *bd;
  28         unsigned long   flags;
  29         unsigned int    baudrate;
  30         unsigned long   cpu_clk;        /* CPU clock in Hz!             */
  31         unsigned long   have_console;   /* serial_init() was called */
  32 #ifdef CONFIG_PRE_CONSOLE_BUFFER
  33         unsigned long   precon_buf_idx; /* Pre-Console buffer index */
  34 #endif
  35         phys_size_t     ram_size;       /* RAM size */
  36         unsigned long   env_addr;       /* Address  of Environment struct */
  37         unsigned long   env_valid;      /* Checksum of Environment valid */
  38 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
  39         unsigned long   post_log_word;  /* Record POST activities */
  40         unsigned long   post_log_res; /* success of POST test */
  41         unsigned long   post_init_f_time; /* When post_init_f started */
  42 #endif
  43         void            **jt;           /* Standalone app jump table */
  44         char            env_buf[32];    /* buffer for getenv() before reloc. */
  45 } gd_t;
  46
  47 #include <asm-generic/global_data_flags.h>
  48
  49 #define DECLARE_GLOBAL_DATA_PTR     register gd_t *gd asm ("gp")
  50
  51 #endif /* __ASM_NIOS2_GLOBALDATA_H_ */