1 #ifndef _ASM_X86_PLATFORM_H
2 #define _ASM_X86_PLATFORM_H
4 #include <asm/pgtable_types.h>
5 #include <asm/bootparam.h>
12 * struct x86_init_mpparse - platform specific mpparse ops
13 * @mpc_record: platform specific mpc record accounting
14 * @setup_ioapic_ids: platform specific ioapic id override
15 * @mpc_apic_id: platform specific mpc apic id assignment
16 * @smp_read_mpc_oem: platform specific oem mpc table setup
17 * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL)
18 * @mpc_oem_bus_info: platform specific mpc bus info
19 * @find_smp_config: find the smp configuration
20 * @get_smp_config: get the smp configuration
22 struct x86_init_mpparse {
23 void (*mpc_record)(unsigned int mode);
24 void (*setup_ioapic_ids)(void);
25 int (*mpc_apic_id)(struct mpc_cpu *m);
26 void (*smp_read_mpc_oem)(struct mpc_table *mpc);
27 void (*mpc_oem_pci_bus)(struct mpc_bus *m);
28 void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
29 void (*find_smp_config)(void);
30 void (*get_smp_config)(unsigned int early);
34 * struct x86_init_resources - platform specific resource related ops
35 * @probe_roms: probe BIOS roms
36 * @reserve_resources: reserve the standard resources for the
38 * @memory_setup: platform specific memory setup
41 struct x86_init_resources {
42 void (*probe_roms)(void);
43 void (*reserve_resources)(void);
44 char *(*memory_setup)(void);
48 * struct x86_init_irqs - platform specific interrupt setup
49 * @pre_vector_init: init code to run before interrupt vectors
51 * @intr_init: interrupt init code
52 * @trap_init: platform specific trap setup
54 struct x86_init_irqs {
55 void (*pre_vector_init)(void);
56 void (*intr_init)(void);
57 void (*trap_init)(void);
61 * struct x86_init_oem - oem platform specific customizing functions
62 * @arch_setup: platform specific architecure setup
63 * @banner: print a platform specific banner
66 void (*arch_setup)(void);
71 * struct x86_init_paging - platform specific paging functions
72 * @pagetable_setup_start: platform specific pre paging_init() call
73 * @pagetable_setup_done: platform specific post paging_init() call
75 struct x86_init_paging {
76 void (*pagetable_setup_start)(pgd_t *base);
77 void (*pagetable_setup_done)(pgd_t *base);
81 * struct x86_init_timers - platform specific timer setup
82 * @setup_perpcu_clockev: set up the per cpu clock event device for the
84 * @tsc_pre_init: platform function called before TSC init
85 * @timer_init: initialize the platform timer (default PIT/HPET)
87 struct x86_init_timers {
88 void (*setup_percpu_clockev)(void);
89 void (*tsc_pre_init)(void);
90 void (*timer_init)(void);
94 * struct x86_init_iommu - platform specific iommu setup
95 * @iommu_init: platform specific iommu setup
97 struct x86_init_iommu {
98 int (*iommu_init)(void);
102 * struct x86_init_pci - platform specific pci init functions
103 * @init: platform specific pci init
104 * @init_irq: platform specific pci irq init
105 * @fixup_irqs: platform specific pci irq fixup
107 struct x86_init_pci {
109 void (*init_irq)(void);
110 void (*fixup_irqs)(void);
114 * struct x86_init_ops - functions for platform specific setup
117 struct x86_init_ops {
118 struct x86_init_resources resources;
119 struct x86_init_mpparse mpparse;
120 struct x86_init_irqs irqs;
121 struct x86_init_oem oem;
122 struct x86_init_paging paging;
123 struct x86_init_timers timers;
124 struct x86_init_iommu iommu;
125 struct x86_init_pci pci;
129 * struct x86_cpuinit_ops - platform specific cpu hotplug setups
130 * @setup_percpu_clockev: set up the per cpu clock event device
132 struct x86_cpuinit_ops {
133 void (*setup_percpu_clockev)(void);
137 * struct x86_platform_ops - platform specific runtime functions
138 * @calibrate_tsc: calibrate TSC
139 * @get_wallclock: get time from HW clock like RTC etc.
140 * @set_wallclock: set time back to HW clock
141 * @is_untracked_pat_range exclude from PAT logic
143 struct x86_platform_ops {
144 unsigned long (*calibrate_tsc)(void);
145 unsigned long (*get_wallclock)(void);
146 int (*set_wallclock)(unsigned long nowtime);
147 void (*iommu_shutdown)(void);
148 bool (*is_untracked_pat_range)(u64 start, u64 end);
151 extern struct x86_init_ops x86_init;
152 extern struct x86_cpuinit_ops x86_cpuinit;
153 extern struct x86_platform_ops x86_platform;
155 extern void x86_init_noop(void);
156 extern void x86_init_uint_noop(unsigned int unused);