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47fde91f0c
All the global flag defines are the same across all arches. So unify them in one place, and add a simple way for arches to extend for their needs. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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*
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* (C) Copyright 2002-2010
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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_GBL_DATA_H
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#define __ASM_GBL_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 long baudrate;
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unsigned long have_console; /* serial_init() was called */
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unsigned long env_addr; /* Address of Environment struct */
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unsigned long env_valid; /* Checksum of Environment valid? */
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unsigned long fb_base; /* base address of frame buffer */
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u8 *ram_buf; /* emulated RAM buffer */
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phys_size_t ram_size; /* RAM size */
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const void *fdt_blob; /* Our device tree, NULL if none */
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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 extern gd_t *gd
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#endif /* __ASM_GBL_DATA_H */
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