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/*
* * asm / setup . h - - Definition of the Linux / m68k setup information
* *
* * Copyright 1992 by Greg Harp
* *
* * This file is subject to the terms and conditions of the GNU General Public
* * License . See the file COPYING in the main directory of this archive
* * for more details .
* *
* * Created 09 / 29 / 92 by Greg Harp
* *
* * 5 / 2 / 94 Roman Hodek :
* * Added bi_atari part of the machine dependent union bi_un ; for now it
* * contains just a model field to distinguish between TT and Falcon .
* * 26 / 7 / 96 Roman Zippel :
* * Renamed to setup . h ; added some useful macros to allow gcc some
* * optimizations if possible .
* * 5 / 10 / 96 Geert Uytterhoeven :
* * Redesign of the boot information structure ; moved boot information
* * structure to bootinfo . h
*/
# ifndef _M68K_SETUP_H
# define _M68K_SETUP_H
/*
* Linux / m68k Architectures
*/
# define MACH_AMIGA 1
# define MACH_ATARI 2
# define MACH_MAC 3
# define MACH_APOLLO 4
# define MACH_SUN3 5
# define MACH_MVME147 6
# define MACH_MVME16x 7
# define MACH_BVME6000 8
# define MACH_HP300 9
# define MACH_Q40 10
# define MACH_SUN3X 11
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# define COMMAND_LINE_SIZE 256
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# ifdef __KERNEL__
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# define CL_SIZE COMMAND_LINE_SIZE
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# ifndef __ASSEMBLY__
extern unsigned long m68k_machtype ;
# endif /* !__ASSEMBLY__ */
# if !defined(CONFIG_AMIGA)
# define MACH_IS_AMIGA (0)
# elif defined(CONFIG_ATARI) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \
| | defined ( CONFIG_MVME16x ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_AMIGA (m68k_machtype == MACH_AMIGA)
# else
# define MACH_AMIGA_ONLY
# define MACH_IS_AMIGA (1)
# define MACH_TYPE (MACH_AMIGA)
# endif
# if !defined(CONFIG_ATARI)
# define MACH_IS_ATARI (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \
| | defined ( CONFIG_MVME16x ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_ATARI (m68k_machtype == MACH_ATARI)
# else
# define MACH_ATARI_ONLY
# define MACH_IS_ATARI (1)
# define MACH_TYPE (MACH_ATARI)
# endif
# if !defined(CONFIG_MAC)
# define MACH_IS_MAC (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_ATARI) || defined(CONFIG_APOLLO) \
| | defined ( CONFIG_MVME16x ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_MAC (m68k_machtype == MACH_MAC)
# else
# define MACH_MAC_ONLY
# define MACH_IS_MAC (1)
# define MACH_TYPE (MACH_MAC)
# endif
# if defined(CONFIG_SUN3)
# define MACH_IS_SUN3 (1)
# define MACH_SUN3_ONLY (1)
# define MACH_TYPE (MACH_SUN3)
# else
# define MACH_IS_SUN3 (0)
# endif
# if !defined (CONFIG_APOLLO)
# define MACH_IS_APOLLO (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_MVME16x ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_APOLLO (m68k_machtype == MACH_APOLLO)
# else
# define MACH_APOLLO_ONLY
# define MACH_IS_APOLLO (1)
# define MACH_TYPE (MACH_APOLLO)
# endif
# if !defined (CONFIG_MVME147)
# define MACH_IS_MVME147 (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME16x )
# define MACH_IS_MVME147 (m68k_machtype == MACH_MVME147)
# else
# define MACH_MVME147_ONLY
# define MACH_IS_MVME147 (1)
# define MACH_TYPE (MACH_MVME147)
# endif
# if !defined (CONFIG_MVME16x)
# define MACH_IS_MVME16x (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_BVME6000 ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_MVME16x (m68k_machtype == MACH_MVME16x)
# else
# define MACH_MVME16x_ONLY
# define MACH_IS_MVME16x (1)
# define MACH_TYPE (MACH_MVME16x)
# endif
# if !defined (CONFIG_BVME6000)
# define MACH_IS_BVME6000 (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_MVME16x ) \
| | defined ( CONFIG_HP300 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_BVME6000 (m68k_machtype == MACH_BVME6000)
# else
# define MACH_BVME6000_ONLY
# define MACH_IS_BVME6000 (1)
# define MACH_TYPE (MACH_BVME6000)
# endif
# if !defined (CONFIG_HP300)
# define MACH_IS_HP300 (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_MVME16x ) \
| | defined ( CONFIG_BVME6000 ) | | defined ( CONFIG_Q40 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_HP300 (m68k_machtype == MACH_HP300)
# else
# define MACH_HP300_ONLY
# define MACH_IS_HP300 (1)
# define MACH_TYPE (MACH_HP300)
# endif
# if !defined (CONFIG_Q40)
# define MACH_IS_Q40 (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_MVME16x ) \
| | defined ( CONFIG_BVME6000 ) | | defined ( CONFIG_HP300 ) \
| | defined ( CONFIG_SUN3X ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_Q40 (m68k_machtype == MACH_Q40)
# else
# define MACH_Q40_ONLY
# define MACH_IS_Q40 (1)
# define MACH_TYPE (MACH_Q40)
# endif
# if !defined (CONFIG_SUN3X)
# define MACH_IS_SUN3X (0)
# elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \
| | defined ( CONFIG_APOLLO ) | | defined ( CONFIG_MVME16x ) \
| | defined ( CONFIG_BVME6000 ) | | defined ( CONFIG_HP300 ) \
| | defined ( CONFIG_Q40 ) | | defined ( CONFIG_MVME147 )
# define MACH_IS_SUN3X (m68k_machtype == MACH_SUN3X)
# else
# define CONFIG_SUN3X_ONLY
# define MACH_IS_SUN3X (1)
# define MACH_TYPE (MACH_SUN3X)
# endif
# ifndef MACH_TYPE
# define MACH_TYPE (m68k_machtype)
# endif
# endif /* __KERNEL__ */
/*
* CPU , FPU and MMU types
*
* Note : we may rely on the following equalities :
*
* CPU_68020 = = MMU_68851
* CPU_68030 = = MMU_68030
* CPU_68040 = = FPU_68040 = = MMU_68040
* CPU_68060 = = FPU_68060 = = MMU_68060
*/
# define CPUB_68020 0
# define CPUB_68030 1
# define CPUB_68040 2
# define CPUB_68060 3
# define CPU_68020 (1<<CPUB_68020)
# define CPU_68030 (1<<CPUB_68030)
# define CPU_68040 (1<<CPUB_68040)
# define CPU_68060 (1<<CPUB_68060)
# define FPUB_68881 0
# define FPUB_68882 1
# define FPUB_68040 2 /* Internal FPU */
# define FPUB_68060 3 /* Internal FPU */
# define FPUB_SUNFPA 4 /* Sun-3 FPA */
# define FPU_68881 (1<<FPUB_68881)
# define FPU_68882 (1<<FPUB_68882)
# define FPU_68040 (1<<FPUB_68040)
# define FPU_68060 (1<<FPUB_68060)
# define FPU_SUNFPA (1<<FPUB_SUNFPA)
# define MMUB_68851 0
# define MMUB_68030 1 /* Internal MMU */
# define MMUB_68040 2 /* Internal MMU */
# define MMUB_68060 3 /* Internal MMU */
# define MMUB_APOLLO 4 /* Custom Apollo */
# define MMUB_SUN3 5 /* Custom Sun-3 */
# define MMU_68851 (1<<MMUB_68851)
# define MMU_68030 (1<<MMUB_68030)
# define MMU_68040 (1<<MMUB_68040)
# define MMU_68060 (1<<MMUB_68060)
# define MMU_SUN3 (1<<MMUB_SUN3)
# define MMU_APOLLO (1<<MMUB_APOLLO)
# ifdef __KERNEL__
# ifndef __ASSEMBLY__
extern unsigned long m68k_cputype ;
extern unsigned long m68k_fputype ;
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extern unsigned long m68k_mmutype ;
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# ifdef CONFIG_VME
extern unsigned long vme_brdtype ;
# endif
/*
* m68k_is040or060 is ! = 0 for a ' 040 or higher ;
* used numbers are 4 for 68040 and 6 for 68060.
*/
extern int m68k_is040or060 ;
# endif /* !__ASSEMBLY__ */
# if !defined(CONFIG_M68020)
# define CPU_IS_020 (0)
# define MMU_IS_851 (0)
# define MMU_IS_SUN3 (0)
# elif defined(CONFIG_M68030) || defined(CONFIG_M68040) || defined(CONFIG_M68060)
# define CPU_IS_020 (m68k_cputype & CPU_68020)
# define MMU_IS_851 (m68k_mmutype & MMU_68851)
# define MMU_IS_SUN3 (0) /* Sun3 not supported with other CPU enabled */
# else
# define CPU_M68020_ONLY
# define CPU_IS_020 (1)
# ifdef MACH_SUN3_ONLY
# define MMU_IS_SUN3 (1)
# define MMU_IS_851 (0)
# else
# define MMU_IS_SUN3 (0)
# define MMU_IS_851 (1)
# endif
# endif
# if !defined(CONFIG_M68030)
# define CPU_IS_030 (0)
# define MMU_IS_030 (0)
# elif defined(CONFIG_M68020) || defined(CONFIG_M68040) || defined(CONFIG_M68060)
# define CPU_IS_030 (m68k_cputype & CPU_68030)
# define MMU_IS_030 (m68k_mmutype & MMU_68030)
# else
# define CPU_M68030_ONLY
# define CPU_IS_030 (1)
# define MMU_IS_030 (1)
# endif
# if !defined(CONFIG_M68040)
# define CPU_IS_040 (0)
# define MMU_IS_040 (0)
# elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68060)
# define CPU_IS_040 (m68k_cputype & CPU_68040)
# define MMU_IS_040 (m68k_mmutype & MMU_68040)
# else
# define CPU_M68040_ONLY
# define CPU_IS_040 (1)
# define MMU_IS_040 (1)
# endif
# if !defined(CONFIG_M68060)
# define CPU_IS_060 (0)
# define MMU_IS_060 (0)
# elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68040)
# define CPU_IS_060 (m68k_cputype & CPU_68060)
# define MMU_IS_060 (m68k_mmutype & MMU_68060)
# else
# define CPU_M68060_ONLY
# define CPU_IS_060 (1)
# define MMU_IS_060 (1)
# endif
# if !defined(CONFIG_M68020) && !defined(CONFIG_M68030)
# define CPU_IS_020_OR_030 (0)
# else
# define CPU_M68020_OR_M68030
# if defined(CONFIG_M68040) || defined(CONFIG_M68060)
# define CPU_IS_020_OR_030 (!m68k_is040or060)
# else
# define CPU_M68020_OR_M68030_ONLY
# define CPU_IS_020_OR_030 (1)
# endif
# endif
# if !defined(CONFIG_M68040) && !defined(CONFIG_M68060)
# define CPU_IS_040_OR_060 (0)
# else
# define CPU_M68040_OR_M68060
# if defined(CONFIG_M68020) || defined(CONFIG_M68030)
# define CPU_IS_040_OR_060 (m68k_is040or060)
# else
# define CPU_M68040_OR_M68060_ONLY
# define CPU_IS_040_OR_060 (1)
# endif
# endif
# define CPU_TYPE (m68k_cputype)
# ifdef CONFIG_M68KFPU_EMU
# ifdef CONFIG_M68KFPU_EMU_ONLY
# define FPU_IS_EMU (1)
# else
# define FPU_IS_EMU (!m68k_fputype)
# endif
# else
# define FPU_IS_EMU (0)
# endif
/*
* Miscellaneous
*/
# define NUM_MEMINFO 4
# ifndef __ASSEMBLY__
struct mem_info {
unsigned long addr ; /* physical address of memory chunk */
unsigned long size ; /* length of memory chunk (in bytes) */
} ;
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extern int m68k_num_memory ; /* # of memory blocks found (and used) */
extern int m68k_realnum_memory ; /* real # of memory blocks found */
extern struct mem_info m68k_memory [ NUM_MEMINFO ] ; /* memory description */
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# endif
# endif /* __KERNEL__ */
# endif /* _M68K_SETUP_H */