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8 #include <linux/types.h>
9
10 #ifndef __ASSEMBLY__
11 #include <linux/reboot.h>
12
13 struct tag;
14 struct pt_regs;
15 struct smp_operations;
16 #ifdef CONFIG_SMP
17 #define smp_ops(ops) (&(ops))
18 #define smp_init_ops(ops) (&(ops))
19 #else
20 #define smp_ops(ops) (struct smp_operations *)NULL
21 #define smp_init_ops(ops) (bool (*)(void))NULL
22 #endif
23
24 struct machine_desc {
25 unsigned int nr;
26 const char *name;
27 unsigned long atag_offset;
28 const char *const *dt_compat;
29
30
31 unsigned int nr_irqs;
32
33 #ifdef CONFIG_ZONE_DMA
34 phys_addr_t dma_zone_size;
35 #endif
36
37 unsigned int video_start;
38 unsigned int video_end;
39
40 unsigned char reserve_lp0 :1;
41 unsigned char reserve_lp1 :1;
42 unsigned char reserve_lp2 :1;
43 enum reboot_mode reboot_mode;
44 unsigned l2c_aux_val;
45 unsigned l2c_aux_mask;
46 void (*l2c_write_sec)(unsigned long, unsigned);
47 const struct smp_operations *smp;
48 bool (*smp_init)(void);
49 void (*fixup)(struct tag *, char **);
50 void (*dt_fixup)(void);
51 long long (*pv_fixup)(void);
52 void (*reserve)(void);
53 void (*map_io)(void);
54 void (*init_early)(void);
55 void (*init_irq)(void);
56 void (*init_time)(void);
57 void (*init_machine)(void);
58 void (*init_late)(void);
59 #ifdef CONFIG_GENERIC_IRQ_MULTI_HANDLER
60 void (*handle_irq)(struct pt_regs *);
61 #endif
62 void (*restart)(enum reboot_mode, const char *);
63 };
64
65
66
67
68 extern const struct machine_desc *machine_desc;
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72
73 extern const struct machine_desc __arch_info_begin[], __arch_info_end[];
74 #define for_each_machine_desc(p) \
75 for (p = __arch_info_begin; p < __arch_info_end; p++)
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79
80
81 #define MACHINE_START(_type,_name) \
82 static const struct machine_desc __mach_desc_##_type \
83 __used \
84 __attribute__((__section__(".arch.info.init"))) = { \
85 .nr = MACH_TYPE_##_type, \
86 .name = _name,
87
88 #define MACHINE_END \
89 };
90
91 #define DT_MACHINE_START(_name, _namestr) \
92 static const struct machine_desc __mach_desc_##_name \
93 __used \
94 __attribute__((__section__(".arch.info.init"))) = { \
95 .nr = ~0, \
96 .name = _namestr,
97
98 #endif