413 lines
12 KiB
C
413 lines
12 KiB
C
/*
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* Copyright (c) 2008 Carsten Schlote <c.schlote@konzeptpark.de>
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* See file CREDITS for list of people who contributed to this project.
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*
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* This file is part of barebox.
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*
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* barebox is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* barebox 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 barebox. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file
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* Arch dependant barebox defines about linux mach types
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*/
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#ifndef _M68K_SETUP_H
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#define _M68K_SETUP_H
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#include <config.h>
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/*
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* Linux/m68k Architectures
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*/
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#define MACH_AMIGA 1
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#define MACH_ATARI 2
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#define MACH_MAC 3
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#define MACH_APOLLO 4
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#define MACH_SUN3 5
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#define MACH_MVME147 6
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#define MACH_MVME16x 7
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#define MACH_BVME6000 8
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#define MACH_HP300 9
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#define MACH_Q40 10
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#define MACH_SUN3X 11
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/* ColdFire boards */
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#define MACH_FIRE_ENGINE 12
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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extern unsigned long m68k_machtype;
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#endif /* !__ASSEMBLY__ */
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#if !defined(CONFIG_AMIGA)
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# define MACH_IS_AMIGA (0)
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#elif defined(CONFIG_ATARI) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \
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|| defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_AMIGA (m68k_machtype == MACH_AMIGA)
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#else
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# define MACH_AMIGA_ONLY
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# define MACH_IS_AMIGA (1)
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# define MACH_TYPE (MACH_AMIGA)
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#endif
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#if !defined(CONFIG_ATARI)
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# define MACH_IS_ATARI (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \
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|| defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_ATARI (m68k_machtype == MACH_ATARI)
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#else
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# define MACH_ATARI_ONLY
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# define MACH_IS_ATARI (1)
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# define MACH_TYPE (MACH_ATARI)
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#endif
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#if !defined(CONFIG_MAC)
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# define MACH_IS_MAC (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_ATARI) || defined(CONFIG_APOLLO) \
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|| defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_MAC (m68k_machtype == MACH_MAC)
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#else
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# define MACH_MAC_ONLY
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# define MACH_IS_MAC (1)
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# define MACH_TYPE (MACH_MAC)
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#endif
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#if defined(CONFIG_SUN3)
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#define MACH_IS_SUN3 (1)
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#define MACH_SUN3_ONLY (1)
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#define MACH_TYPE (MACH_SUN3)
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#else
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#define MACH_IS_SUN3 (0)
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#endif
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#if !defined (CONFIG_APOLLO)
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# define MACH_IS_APOLLO (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_APOLLO (m68k_machtype == MACH_APOLLO)
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#else
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# define MACH_APOLLO_ONLY
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# define MACH_IS_APOLLO (1)
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# define MACH_TYPE (MACH_APOLLO)
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#endif
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#if !defined (CONFIG_MVME147)
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# define MACH_IS_MVME147 (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME16x)
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# define MACH_IS_MVME147 (m68k_machtype == MACH_MVME147)
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#else
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# define MACH_MVME147_ONLY
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# define MACH_IS_MVME147 (1)
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# define MACH_TYPE (MACH_MVME147)
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#endif
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#if !defined (CONFIG_MVME16x)
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# define MACH_IS_MVME16x (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_BVME6000) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_MVME16x (m68k_machtype == MACH_MVME16x)
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#else
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# define MACH_MVME16x_ONLY
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# define MACH_IS_MVME16x (1)
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# define MACH_TYPE (MACH_MVME16x)
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#endif
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#if !defined (CONFIG_BVME6000)
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# define MACH_IS_BVME6000 (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \
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|| defined(CONFIG_HP300) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_BVME6000 (m68k_machtype == MACH_BVME6000)
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#else
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# define MACH_BVME6000_ONLY
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# define MACH_IS_BVME6000 (1)
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# define MACH_TYPE (MACH_BVME6000)
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#endif
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#if !defined (CONFIG_HP300)
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# define MACH_IS_HP300 (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \
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|| defined(CONFIG_BVME6000) || defined(CONFIG_Q40) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_HP300 (m68k_machtype == MACH_HP300)
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#else
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# define MACH_HP300_ONLY
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# define MACH_IS_HP300 (1)
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# define MACH_TYPE (MACH_HP300)
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#endif
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#if !defined (CONFIG_Q40)
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# define MACH_IS_Q40 (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \
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|| defined(CONFIG_BVME6000) || defined(CONFIG_HP300) \
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|| defined(CONFIG_SUN3X) || defined(CONFIG_MVME147)
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# define MACH_IS_Q40 (m68k_machtype == MACH_Q40)
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#else
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# define MACH_Q40_ONLY
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# define MACH_IS_Q40 (1)
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# define MACH_TYPE (MACH_Q40)
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#endif
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#if !defined (CONFIG_SUN3X)
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# define MACH_IS_SUN3X (0)
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#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
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|| defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \
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|| defined(CONFIG_BVME6000) || defined(CONFIG_HP300) \
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|| defined(CONFIG_Q40) || defined(CONFIG_MVME147)
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# define MACH_IS_SUN3X (m68k_machtype == MACH_SUN3X)
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#else
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# define CONFIG_SUN3X_ONLY
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# define MACH_IS_SUN3X (1)
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# define MACH_TYPE (MACH_SUN3X)
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#endif
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/*
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* We only support one ColdFire board for the moment, so we don't do the
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* kind of complicated configuration this file does for the other 68k CPUs. --NL
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*/
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#if !defined (CONFIG_COLDFIRE)
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# define MACH_IS_COLDFIRE (0)
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#else
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# define CONFIG_COLDFIRE_ONLY
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# define MACH_IS_COLDFIRE (1)
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# define MACH_TYPE (MACH_COLDFIRE)
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#endif
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#ifndef MACH_TYPE
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# define MACH_TYPE (m68k_machtype)
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#endif
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#endif /* __KERNEL__ */
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/*
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* CPU, FPU and MMU types
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*
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* Note: we may rely on the following equalities:
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*
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* CPU_68020 == MMU_68851
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* CPU_68030 == MMU_68030
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* CPU_68040 == FPU_68040 == MMU_68040
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* CPU_68060 == FPU_68060 == MMU_68060
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*/
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#define CPUB_68020 0
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#define CPUB_68030 1
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#define CPUB_68040 2
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#define CPUB_68060 3
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#define CPUB_CFV4E 4
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#define CPU_68020 (1<<CPUB_68020)
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#define CPU_68030 (1<<CPUB_68030)
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#define CPU_68040 (1<<CPUB_68040)
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#define CPU_68060 (1<<CPUB_68060)
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#define CPU_CFV4E (1<<CPUB_CFV4E)
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#define FPUB_68881 0
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#define FPUB_68882 1
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#define FPUB_68040 2 /* Internal FPU */
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#define FPUB_68060 3 /* Internal FPU */
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#define FPUB_SUNFPA 4 /* Sun-3 FPA */
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#define FPUB_CFV4E 5
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#define FPU_68881 (1<<FPUB_68881)
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#define FPU_68882 (1<<FPUB_68882)
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#define FPU_68040 (1<<FPUB_68040)
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#define FPU_68060 (1<<FPUB_68060)
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#define FPU_SUNFPA (1<<FPUB_SUNFPA)
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#define FPU_CFV4E (1<<FPUB_CFV4E)
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#define MMUB_68851 0
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#define MMUB_68030 1 /* Internal MMU */
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#define MMUB_68040 2 /* Internal MMU */
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#define MMUB_68060 3 /* Internal MMU */
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#define MMUB_APOLLO 4 /* Custom Apollo */
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#define MMUB_SUN3 5 /* Custom Sun-3 */
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#define MMUB_CFV4E 6
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#define MMU_68851 (1<<MMUB_68851)
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#define MMU_68030 (1<<MMUB_68030)
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#define MMU_68040 (1<<MMUB_68040)
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#define MMU_68060 (1<<MMUB_68060)
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#define MMU_SUN3 (1<<MMUB_SUN3)
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#define MMU_APOLLO (1<<MMUB_APOLLO)
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#define MMU_CFV4E (1<<MMUB_CFV4E)
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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extern unsigned long m68k_cputype;
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extern unsigned long m68k_fputype;
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extern unsigned long m68k_mmutype; /* Not really used yet */
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#ifdef CONFIG_VME
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extern unsigned long vme_brdtype;
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#endif
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/*
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* m68k_is040or060 is != 0 for a '040 or higher;
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* used numbers are 4 for 68040 and 6 for 68060.
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*/
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extern int m68k_is040or060;
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#endif /* !__ASSEMBLY__ */
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#if !defined(CONFIG_M68020)
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# define CPU_IS_020 (0)
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# define MMU_IS_851 (0)
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# define MMU_IS_SUN3 (0)
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#elif defined(CONFIG_M68030) || defined(CONFIG_M68040) || defined(CONFIG_M68060)
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# define CPU_IS_020 (m68k_cputype & CPU_68020)
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# define MMU_IS_851 (m68k_mmutype & MMU_68851)
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# define MMU_IS_SUN3 (0) /* Sun3 not supported with other CPU enabled */
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#else
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# define CPU_M68020_ONLY
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# define CPU_IS_020 (1)
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#ifdef MACH_SUN3_ONLY
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# define MMU_IS_SUN3 (1)
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# define MMU_IS_851 (0)
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#else
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# define MMU_IS_SUN3 (0)
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# define MMU_IS_851 (1)
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#endif
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#endif
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#if !defined(CONFIG_M68030)
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# define CPU_IS_030 (0)
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# define MMU_IS_030 (0)
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#elif defined(CONFIG_M68020) || defined(CONFIG_M68040) || defined(CONFIG_M68060)
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# define CPU_IS_030 (m68k_cputype & CPU_68030)
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# define MMU_IS_030 (m68k_mmutype & MMU_68030)
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#else
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# define CPU_M68030_ONLY
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# define CPU_IS_030 (1)
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# define MMU_IS_030 (1)
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#endif
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#if !defined(CONFIG_M68040)
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# define CPU_IS_040 (0)
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# define MMU_IS_040 (0)
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#elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68060)
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# define CPU_IS_040 (m68k_cputype & CPU_68040)
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# define MMU_IS_040 (m68k_mmutype & MMU_68040)
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#else
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# define CPU_M68040_ONLY
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# define CPU_IS_040 (1)
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# define MMU_IS_040 (1)
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#endif
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#if !defined(CONFIG_M68060)
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# define CPU_IS_060 (0)
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# define MMU_IS_060 (0)
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#elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68040)
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# define CPU_IS_060 (m68k_cputype & CPU_68060)
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# define MMU_IS_060 (m68k_mmutype & MMU_68060)
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#else
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# define CPU_M68060_ONLY
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# define CPU_IS_060 (1)
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# define MMU_IS_060 (1)
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#endif
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#if !defined(CONFIG_M68020) && !defined(CONFIG_M68030)
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# define CPU_IS_020_OR_030 (0)
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#else
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# define CPU_M68020_OR_M68030
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# if defined(CONFIG_M68040) || defined(CONFIG_M68060)
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# define CPU_IS_020_OR_030 (!m68k_is040or060)
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# else
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# define CPU_M68020_OR_M68030_ONLY
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# define CPU_IS_020_OR_030 (1)
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# endif
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#endif
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#if !defined(CONFIG_M68040) && !defined(CONFIG_M68060)
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# define CPU_IS_040_OR_060 (0)
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#else
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# define CPU_M68040_OR_M68060
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# if defined(CONFIG_M68020) || defined(CONFIG_M68030)
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# define CPU_IS_040_OR_060 (m68k_is040or060)
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# else
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# define CPU_M68040_OR_M68060_ONLY
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# define CPU_IS_040_OR_060 (1)
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# endif
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#endif
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#if !defined(CONFIG_CFV4E)
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# define CPU_IS_COLDFIRE (0)
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#else
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# define CPU_IS_COLDFIRE (1)
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# define CPU_IS_CFV4E (1)
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# define MMU_IS_CFV4E (1)
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#endif
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#define CPU_TYPE (m68k_cputype)
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#ifdef CONFIG_M68KFPU_EMU
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# ifdef CONFIG_M68KFPU_EMU_ONLY
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# define FPU_IS_EMU (1)
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# else
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# define FPU_IS_EMU (!m68k_fputype)
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# endif
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#else
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# define FPU_IS_EMU (0)
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#endif
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/*
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* Miscellaneous
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*/
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#define NUM_MEMINFO 4
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#define CL_SIZE 256
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#define COMMAND_LINE_SIZE CL_SIZE
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#ifndef __ASSEMBLY__
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struct mem_info {
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unsigned long addr; /* physical address of memory chunk */
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unsigned long size; /* length of memory chunk (in bytes) */
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};
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extern int m68k_num_memory; /* # of memory blocks found (and used) */
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extern int m68k_realnum_memory; /* real # of memory blocks found */
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extern struct mem_info m68k_memory[NUM_MEMINFO];/* memory description */
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#endif
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#ifdef CONFIG_COLDFIRE
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#define QCHIP_RESTORE_DIRECTIVE ".chip 547x"
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#define CHIP_RESTORE_DIRECTIVE .chip 547x
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#else
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#define QCHIP_RESTORE_DIRECTIVE ".chip 68k"
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#define CHIP_RESTORE_DIRECTIVE .chip 68k
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#endif
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#endif /* __KERNEL__ */
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#endif /* _M68K_SETUP_H */
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