1 #ifndef _ASM_X86_PLATFORM_H
2 #define _ASM_X86_PLATFORM_H
4 #include <asm/pgtable_types.h>
11 * struct x86_init_mpparse - platform specific mpparse ops
12 * @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 * @find_smp_config: find the smp configuration
19 * @get_smp_config: get the smp configuration
21 struct x86_init_mpparse {
22 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 void (*find_smp_config)(unsigned int reserve);
29 void (*get_smp_config)(unsigned int early);
33 * struct x86_init_resources - platform specific resource related ops
34 * @probe_roms: probe BIOS roms
35 * @reserve_resources: reserve the standard resources for the
37 * @reserve_ebda_region: reserve the extended bios data area
38 * @memory_setup: platform specific memory setup
41 struct x86_init_resources {
42 void (*probe_roms)(void);
43 void (*reserve_resources)(void);
44 void (*reserve_ebda_region)(void);
45 char *(*memory_setup)(void);
49 * struct x86_init_irqs - platform specific interrupt setup
50 * @pre_vector_init: init code to run before interrupt vectors
52 * @intr_init: interrupt init code
53 * @trap_init: platform specific trap setup
55 struct x86_init_irqs {
56 void (*pre_vector_init)(void);
57 void (*intr_init)(void);
58 void (*trap_init)(void);
62 * struct x86_init_oem - oem platform specific customizing functions
63 * @arch_setup: platform specific architecure setup
64 * @banner: print a platform specific banner
67 void (*arch_setup)(void);
72 * struct x86_init_paging - platform specific paging functions
73 * @pagetable_setup_start: platform specific pre paging_init() call
74 * @pagetable_setup_done: platform specific post paging_init() call
76 struct x86_init_paging {
77 void (*pagetable_setup_start)(pgd_t *base);
78 void (*pagetable_setup_done)(pgd_t *base);
82 * struct x86_init_timers - platform specific timer setup
83 * @setup_perpcu_clockev: set up the per cpu clock event device for the
85 * @tsc_pre_init: platform function called before TSC init
86 * @timer_init: initialize the platform timer (default PIT/HPET)
88 struct x86_init_timers {
89 void (*setup_percpu_clockev)(void);
90 void (*tsc_pre_init)(void);
91 void (*timer_init)(void);
95 * struct x86_init_ops - functions for platform specific setup
99 struct x86_init_resources resources;
100 struct x86_init_mpparse mpparse;
101 struct x86_init_irqs irqs;
102 struct x86_init_oem oem;
103 struct x86_init_paging paging;
104 struct x86_init_timers timers;
108 * struct x86_cpuinit_ops - platform specific cpu hotplug setups
109 * @setup_percpu_clockev: set up the per cpu clock event device
111 struct x86_cpuinit_ops {
112 void (*setup_percpu_clockev)(void);
115 extern struct x86_init_ops x86_init;
116 extern struct x86_cpuinit_ops x86_cpuinit;
118 extern void x86_init_noop(void);
119 extern void x86_init_uint_noop(unsigned int unused);