x86_init.h 2.8 KB
Newer Older
1 2 3
#ifndef _ASM_X86_PLATFORM_H
#define _ASM_X86_PLATFORM_H

4 5
#include <asm/pgtable_types.h>

6
struct mpc_bus;
7
struct mpc_cpu;
8
struct mpc_table;
9

10 11 12
/**
 * struct x86_init_mpparse - platform specific mpparse ops
 * @mpc_record:			platform specific mpc record accounting
13
 * @setup_ioapic_ids:		platform specific ioapic id override
14
 * @mpc_apic_id:		platform specific mpc apic id assignment
15
 * @smp_read_mpc_oem:		platform specific oem mpc table setup
16
 * @mpc_oem_pci_bus:		platform specific pci bus setup (default NULL)
17
 * @mpc_oem_bus_info:		platform specific mpc bus info
18 19
 * @find_smp_config:		find the smp configuration
 * @get_smp_config:		get the smp configuration
20 21 22
 */
struct x86_init_mpparse {
	void (*mpc_record)(unsigned int mode);
23
	void (*setup_ioapic_ids)(void);
24
	int (*mpc_apic_id)(struct mpc_cpu *m);
25
	void (*smp_read_mpc_oem)(struct mpc_table *mpc);
26
	void (*mpc_oem_pci_bus)(struct mpc_bus *m);
27
	void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
28 29
	void (*find_smp_config)(unsigned int reserve);
	void (*get_smp_config)(unsigned int early);
30 31
};

32 33 34
/**
 * struct x86_init_resources - platform specific resource related ops
 * @probe_roms:			probe BIOS roms
35 36
 * @reserve_resources:		reserve the standard resources for the
 *				platform
37
 * @reserve_ebda_region:	reserve the extended bios data area
38
 * @memory_setup:		platform specific memory setup
39 40 41 42
 *
 */
struct x86_init_resources {
	void (*probe_roms)(void);
43
	void (*reserve_resources)(void);
44
	void (*reserve_ebda_region)(void);
45
	char *(*memory_setup)(void);
46 47
};

48 49 50 51
/**
 * struct x86_init_irqs - platform specific interrupt setup
 * @pre_vector_init:		init code to run before interrupt vectors
 *				are set up.
52
 * @intr_init:			interrupt init code
53
 * @trap_init:			platform specific trap setup
54 55 56
 */
struct x86_init_irqs {
	void (*pre_vector_init)(void);
57
	void (*intr_init)(void);
58
	void (*trap_init)(void);
59 60
};

61 62 63
/**
 * struct x86_init_oem - oem platform specific customizing functions
 * @arch_setup:			platform specific architecure setup
64
 * @banner:			print a platform specific banner
65 66 67
 */
struct x86_init_oem {
	void (*arch_setup)(void);
68
	void (*banner)(void);
69 70
};

71 72 73 74 75 76 77 78 79 80
/**
 * struct x86_init_paging - platform specific paging functions
 * @pagetable_setup_start:	platform specific pre paging_init() call
 * @pagetable_setup_done:	platform specific post paging_init() call
 */
struct x86_init_paging {
	void (*pagetable_setup_start)(pgd_t *base);
	void (*pagetable_setup_done)(pgd_t *base);
};

81 82 83 84 85
/**
 * struct x86_init_ops - functions for platform specific setup
 *
 */
struct x86_init_ops {
86 87
	struct x86_init_resources	resources;
	struct x86_init_mpparse		mpparse;
88
	struct x86_init_irqs		irqs;
89
	struct x86_init_oem		oem;
90
	struct x86_init_paging		paging;
91 92 93 94 95
};

extern struct x86_init_ops x86_init;

extern void x86_init_noop(void);
96
extern void x86_init_uint_noop(unsigned int unused);
97 98

#endif