134 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef _ASM_X86_PLATFORM_H
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| #define _ASM_X86_PLATFORM_H
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| 
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| #include <asm/pgtable_types.h>
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| #include <asm/bootparam.h>
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| 
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| struct mpc_bus;
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| struct mpc_cpu;
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| struct mpc_table;
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| 
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| /**
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|  * struct x86_init_mpparse - platform specific mpparse ops
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|  * @mpc_record:			platform specific mpc record accounting
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|  * @setup_ioapic_ids:		platform specific ioapic id override
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|  * @mpc_apic_id:		platform specific mpc apic id assignment
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|  * @smp_read_mpc_oem:		platform specific oem mpc table setup
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|  * @mpc_oem_pci_bus:		platform specific pci bus setup (default NULL)
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|  * @mpc_oem_bus_info:		platform specific mpc bus info
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|  * @find_smp_config:		find the smp configuration
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|  * @get_smp_config:		get the smp configuration
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|  */
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| struct x86_init_mpparse {
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| 	void (*mpc_record)(unsigned int mode);
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| 	void (*setup_ioapic_ids)(void);
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| 	int (*mpc_apic_id)(struct mpc_cpu *m);
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| 	void (*smp_read_mpc_oem)(struct mpc_table *mpc);
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| 	void (*mpc_oem_pci_bus)(struct mpc_bus *m);
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| 	void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
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| 	void (*find_smp_config)(unsigned int reserve);
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| 	void (*get_smp_config)(unsigned int early);
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| };
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| 
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| /**
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|  * struct x86_init_resources - platform specific resource related ops
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|  * @probe_roms:			probe BIOS roms
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|  * @reserve_resources:		reserve the standard resources for the
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|  *				platform
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|  * @memory_setup:		platform specific memory setup
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|  *
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|  */
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| struct x86_init_resources {
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| 	void (*probe_roms)(void);
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| 	void (*reserve_resources)(void);
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| 	char *(*memory_setup)(void);
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| };
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| 
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| /**
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|  * struct x86_init_irqs - platform specific interrupt setup
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|  * @pre_vector_init:		init code to run before interrupt vectors
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|  *				are set up.
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|  * @intr_init:			interrupt init code
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|  * @trap_init:			platform specific trap setup
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|  */
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| struct x86_init_irqs {
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| 	void (*pre_vector_init)(void);
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| 	void (*intr_init)(void);
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| 	void (*trap_init)(void);
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| };
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| 
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| /**
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|  * struct x86_init_oem - oem platform specific customizing functions
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|  * @arch_setup:			platform specific architecure setup
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|  * @banner:			print a platform specific banner
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|  */
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| struct x86_init_oem {
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| 	void (*arch_setup)(void);
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| 	void (*banner)(void);
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| };
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| 
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| /**
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|  * struct x86_init_paging - platform specific paging functions
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|  * @pagetable_setup_start:	platform specific pre paging_init() call
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|  * @pagetable_setup_done:	platform specific post paging_init() call
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|  */
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| struct x86_init_paging {
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| 	void (*pagetable_setup_start)(pgd_t *base);
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| 	void (*pagetable_setup_done)(pgd_t *base);
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| };
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| 
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| /**
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|  * struct x86_init_timers - platform specific timer setup
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|  * @setup_perpcu_clockev:	set up the per cpu clock event device for the
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|  *				boot cpu
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|  * @tsc_pre_init:		platform function called before TSC init
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|  * @timer_init:			initialize the platform timer (default PIT/HPET)
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|  */
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| struct x86_init_timers {
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| 	void (*setup_percpu_clockev)(void);
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| 	void (*tsc_pre_init)(void);
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| 	void (*timer_init)(void);
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| };
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| 
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| /**
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|  * struct x86_init_ops - functions for platform specific setup
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|  *
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|  */
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| struct x86_init_ops {
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| 	struct x86_init_resources	resources;
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| 	struct x86_init_mpparse		mpparse;
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| 	struct x86_init_irqs		irqs;
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| 	struct x86_init_oem		oem;
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| 	struct x86_init_paging		paging;
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| 	struct x86_init_timers		timers;
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| };
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| 
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| /**
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|  * struct x86_cpuinit_ops - platform specific cpu hotplug setups
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|  * @setup_percpu_clockev:	set up the per cpu clock event device
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|  */
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| struct x86_cpuinit_ops {
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| 	void (*setup_percpu_clockev)(void);
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| };
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| 
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| /**
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|  * struct x86_platform_ops - platform specific runtime functions
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|  * @calibrate_tsc:		calibrate TSC
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|  * @get_wallclock:		get time from HW clock like RTC etc.
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|  * @set_wallclock:		set time back to HW clock
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|  */
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| struct x86_platform_ops {
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| 	unsigned long (*calibrate_tsc)(void);
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| 	unsigned long (*get_wallclock)(void);
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| 	int (*set_wallclock)(unsigned long nowtime);
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| };
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| 
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| extern struct x86_init_ops x86_init;
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| extern struct x86_cpuinit_ops x86_cpuinit;
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| extern struct x86_platform_ops x86_platform;
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| 
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| extern void x86_init_noop(void);
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| extern void x86_init_uint_noop(unsigned int unused);
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| 
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| #endif
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