2005-04-16 16:20:36 -06:00
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/*
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2008-08-02 03:55:55 -06:00
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* arch/arm/include/asm/mach/arch.h
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2005-04-16 16:20:36 -06:00
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*
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* Copyright (C) 2000 Russell King
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASSEMBLY__
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struct tag;
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struct meminfo;
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struct sys_timer;
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struct machine_desc {
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unsigned int nr; /* architecture number */
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const char *name; /* architecture name */
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2005-07-04 03:43:36 -06:00
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unsigned long boot_params; /* tagged list */
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2011-04-28 14:27:21 -06:00
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const char **dt_compat; /* array of device tree
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* 'compatible' strings */
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2005-04-16 16:20:36 -06:00
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2010-10-14 20:37:52 -06:00
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unsigned int nr_irqs; /* number of IRQs */
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2005-04-16 16:20:36 -06:00
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unsigned int video_start; /* start of video RAM */
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unsigned int video_end; /* end of video RAM */
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unsigned int reserve_lp0 :1; /* never has lp0 */
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unsigned int reserve_lp1 :1; /* never has lp1 */
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unsigned int reserve_lp2 :1; /* never has lp2 */
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unsigned int soft_reboot :1; /* soft reboot */
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void (*fixup)(struct machine_desc *,
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struct tag *, char **,
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struct meminfo *);
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2010-05-22 11:18:57 -06:00
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void (*reserve)(void);/* reserve mem blocks */
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2005-04-16 16:20:36 -06:00
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void (*map_io)(void);/* IO mapping function */
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2010-12-16 06:49:34 -07:00
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void (*init_early)(void);
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2005-04-16 16:20:36 -06:00
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void (*init_irq)(void);
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struct sys_timer *timer; /* system tick timer */
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void (*init_machine)(void);
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2010-12-13 01:42:34 -07:00
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#ifdef CONFIG_MULTI_IRQ_HANDLER
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void (*handle_irq)(struct pt_regs *);
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#endif
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2005-04-16 16:20:36 -06:00
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};
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2010-12-20 03:18:36 -07:00
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/*
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* Current machine - only accessible during boot.
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*/
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extern struct machine_desc *machine_desc;
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2011-04-28 14:27:21 -06:00
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/*
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* Machine type table - also only accessible during boot
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*/
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extern struct machine_desc __arch_info_begin[], __arch_info_end[];
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#define for_each_machine_desc(p) \
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for (p = __arch_info_begin; p < __arch_info_end; p++)
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2005-04-16 16:20:36 -06:00
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/*
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* Set of macros to define architecture features. This is built into
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* a table by the linker.
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*/
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2005-10-28 07:29:43 -06:00
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#define MACHINE_START(_type,_name) \
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static const struct machine_desc __mach_desc_##_type \
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2007-05-11 17:18:55 -06:00
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__used \
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2005-09-20 09:45:20 -06:00
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__attribute__((__section__(".arch.info.init"))) = { \
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2005-10-28 07:29:43 -06:00
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.nr = MACH_TYPE_##_type, \
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2005-04-16 16:20:36 -06:00
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.name = _name,
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#define MACHINE_END \
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};
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#endif
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