58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
/*
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* Copyright (C) 2004-2006 Atmel Corporation
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __ASM_GLOBAL_DATA_H__
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#define __ASM_GLOBAL_DATA_H__
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/*
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* The following data structure is placed in some memory wich is
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* available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
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* some locked parts of the data cache) to allow for a minimum set of
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* global variables during system initialization (until we have set
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* up the memory controller so that we can use RAM).
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*/
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typedef struct global_data {
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bd_t *bd;
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unsigned long flags;
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unsigned int baudrate;
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unsigned long stack_end; /* highest stack address */
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unsigned long have_console; /* serial_init() was called */
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#ifdef CONFIG_PRE_CONSOLE_BUFFER
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unsigned long precon_buf_idx; /* Pre-Console buffer index */
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#endif
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unsigned long reloc_off; /* Relocation Offset */
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unsigned long env_addr; /* Address of env struct */
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unsigned long env_valid; /* Checksum of env valid? */
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unsigned long cpu_hz; /* cpu core clock frequency */
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#if defined(CONFIG_LCD)
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void *fb_base; /* framebuffer address */
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#endif
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void **jt; /* jump table */
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char env_buf[32]; /* buffer for getenv() before reloc. */
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} gd_t;
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#include <asm-generic/global_data_flags.h>
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#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm("r5")
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#endif /* __ASM_GLOBAL_DATA_H__ */
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