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/*
 * (C) Copyright 2002-2003
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __ASM_GBL_DATA_H
#define __ASM_GBL_DATA_H

#include <asm/regdef.h>

/*
 * The following data structure is placed in some memory wich is
 * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
 * some locked parts of the data cache) to allow for a minimum set of
 * global variables during system initialization (until we have set
 * up the memory controller so that we can use RAM).
 *
 * Keep it *SMALL* and remember to set CFG_GBL_DATA_SIZE > sizeof(gd_t)
 */

typedef struct  global_data {
        bd_t            *bd;
        unsigned long   flags;
        unsigned long   baudrate;
        unsigned long   have_console;   /* serial_init() was called */
        unsigned long   ram_size;       /* RAM size */
        unsigned long   reloc_off;      /* Relocation Offset */
        unsigned long   env_addr;       /* Address  of Environment struct */
        unsigned long   env_valid;      /* Checksum of Environment valid? */
        void            **jt;           /* jump table */
} gd_t;

/*
 * Global Data Flags
 */
#define GD_FLG_RELOC    0x00001         /* Code was relocated to RAM     */
#define GD_FLG_DEVINIT  0x00002         /* Devices have been initialized */
#define GD_FLG_SILENT   0x00004         /* Silent mode                   */

#define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("k0")

#endif /* __ASM_GBL_DATA_H */