Version:  2.6.34 2.6.35 2.6.36 2.6.37 2.6.38 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14

Linux/arch/arm/include/asm/mach/arch.h

  1 /*
  2  *  arch/arm/include/asm/mach/arch.h
  3  *
  4  *  Copyright (C) 2000 Russell King
  5  *
  6  * This program is free software; you can redistribute it and/or modify
  7  * it under the terms of the GNU General Public License version 2 as
  8  * published by the Free Software Foundation.
  9  */
 10 
 11 #include <linux/types.h>
 12 
 13 #ifndef __ASSEMBLY__
 14 #include <linux/reboot.h>
 15 
 16 struct tag;
 17 struct meminfo;
 18 struct pt_regs;
 19 struct smp_operations;
 20 #ifdef CONFIG_SMP
 21 #define smp_ops(ops) (&(ops))
 22 #define smp_init_ops(ops) (&(ops))
 23 #else
 24 #define smp_ops(ops) (struct smp_operations *)NULL
 25 #define smp_init_ops(ops) (bool (*)(void))NULL
 26 #endif
 27 
 28 struct machine_desc {
 29         unsigned int            nr;             /* architecture number  */
 30         const char              *name;          /* architecture name    */
 31         unsigned long           atag_offset;    /* tagged list (relative) */
 32         const char *const       *dt_compat;     /* array of device tree
 33                                                  * 'compatible' strings */
 34 
 35         unsigned int            nr_irqs;        /* number of IRQs */
 36 
 37 #ifdef CONFIG_ZONE_DMA
 38         phys_addr_t             dma_zone_size;  /* size of DMA-able area */
 39 #endif
 40 
 41         unsigned int            video_start;    /* start of video RAM   */
 42         unsigned int            video_end;      /* end of video RAM     */
 43 
 44         unsigned char           reserve_lp0 :1; /* never has lp0        */
 45         unsigned char           reserve_lp1 :1; /* never has lp1        */
 46         unsigned char           reserve_lp2 :1; /* never has lp2        */
 47         enum reboot_mode        reboot_mode;    /* default restart mode */
 48         struct smp_operations   *smp;           /* SMP operations       */
 49         bool                    (*smp_init)(void);
 50         void                    (*fixup)(struct tag *, char **,
 51                                          struct meminfo *);
 52         void                    (*init_meminfo)(void);
 53         void                    (*reserve)(void);/* reserve mem blocks  */
 54         void                    (*map_io)(void);/* IO mapping function  */
 55         void                    (*init_early)(void);
 56         void                    (*init_irq)(void);
 57         void                    (*init_time)(void);
 58         void                    (*init_machine)(void);
 59         void                    (*init_late)(void);
 60 #ifdef CONFIG_MULTI_IRQ_HANDLER
 61         void                    (*handle_irq)(struct pt_regs *);
 62 #endif
 63         void                    (*restart)(enum reboot_mode, const char *);
 64 };
 65 
 66 /*
 67  * Current machine - only accessible during boot.
 68  */
 69 extern const struct machine_desc *machine_desc;
 70 
 71 /*
 72  * Machine type table - also only accessible during boot
 73  */
 74 extern const struct machine_desc __arch_info_begin[], __arch_info_end[];
 75 #define for_each_machine_desc(p)                        \
 76         for (p = __arch_info_begin; p < __arch_info_end; p++)
 77 
 78 /*
 79  * Set of macros to define architecture features.  This is built into
 80  * a table by the linker.
 81  */
 82 #define MACHINE_START(_type,_name)                      \
 83 static const struct machine_desc __mach_desc_##_type    \
 84  __used                                                 \
 85  __attribute__((__section__(".arch.info.init"))) = {    \
 86         .nr             = MACH_TYPE_##_type,            \
 87         .name           = _name,
 88 
 89 #define MACHINE_END                             \
 90 };
 91 
 92 #define DT_MACHINE_START(_name, _namestr)               \
 93 static const struct machine_desc __mach_desc_##_name    \
 94  __used                                                 \
 95  __attribute__((__section__(".arch.info.init"))) = {    \
 96         .nr             = ~0,                           \
 97         .name           = _namestr,
 98 
 99 #endif
100 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us