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4.4.0-1128-aws
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arch
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x86
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include
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asm
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Filename :
x86_init.h
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#ifndef _ASM_X86_PLATFORM_H #define _ASM_X86_PLATFORM_H #include <asm/bootparam.h> struct mpc_bus; struct mpc_cpu; struct mpc_table; struct cpuinfo_x86; /** * struct x86_init_mpparse - platform specific mpparse ops * @mpc_record: platform specific mpc record accounting * @setup_ioapic_ids: platform specific ioapic id override * @mpc_apic_id: platform specific mpc apic id assignment * @smp_read_mpc_oem: platform specific oem mpc table setup * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL) * @mpc_oem_bus_info: platform specific mpc bus info * @find_smp_config: find the smp configuration * @get_smp_config: get the smp configuration */ struct x86_init_mpparse { void (*mpc_record)(unsigned int mode); void (*setup_ioapic_ids)(void); int (*mpc_apic_id)(struct mpc_cpu *m); void (*smp_read_mpc_oem)(struct mpc_table *mpc); void (*mpc_oem_pci_bus)(struct mpc_bus *m); void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name); void (*find_smp_config)(void); void (*get_smp_config)(unsigned int early); }; /** * struct x86_init_resources - platform specific resource related ops * @probe_roms: probe BIOS roms * @reserve_resources: reserve the standard resources for the * platform * @memory_setup: platform specific memory setup * */ struct x86_init_resources { void (*probe_roms)(void); void (*reserve_resources)(void); char *(*memory_setup)(void); }; /** * struct x86_init_irqs - platform specific interrupt setup * @pre_vector_init: init code to run before interrupt vectors * are set up. * @intr_init: interrupt init code * @trap_init: platform specific trap setup */ struct x86_init_irqs { void (*pre_vector_init)(void); void (*intr_init)(void); void (*trap_init)(void); }; /** * struct x86_init_oem - oem platform specific customizing functions * @arch_setup: platform specific architecure setup * @banner: print a platform specific banner */ struct x86_init_oem { void (*arch_setup)(void); void (*banner)(void); }; /** * struct x86_init_paging - platform specific paging functions * @pagetable_init: platform specific paging initialization call to setup * the kernel pagetables and prepare accessors functions. * Callback must call paging_init(). Called once after the * direct mapping for phys memory is available. */ struct x86_init_paging { void (*pagetable_init)(void); }; /** * struct x86_init_timers - platform specific timer setup * @setup_perpcu_clockev: set up the per cpu clock event device for the * boot cpu * @tsc_pre_init: platform function called before TSC init * @timer_init: initialize the platform timer (default PIT/HPET) * @wallclock_init: init the wallclock device */ struct x86_init_timers { void (*setup_percpu_clockev)(void); void (*tsc_pre_init)(void); void (*timer_init)(void); void (*wallclock_init)(void); }; /** * struct x86_init_iommu - platform specific iommu setup * @iommu_init: platform specific iommu setup */ struct x86_init_iommu { int (*iommu_init)(void); }; /** * struct x86_init_pci - platform specific pci init functions * @arch_init: platform specific pci arch init call * @init: platform specific pci subsystem init * @init_irq: platform specific pci irq init * @fixup_irqs: platform specific pci irq fixup */ struct x86_init_pci { int (*arch_init)(void); int (*init)(void); void (*init_irq)(void); void (*fixup_irqs)(void); }; /** * struct x86_init_ops - functions for platform specific setup * */ struct x86_init_ops { struct x86_init_resources resources; struct x86_init_mpparse mpparse; struct x86_init_irqs irqs; struct x86_init_oem oem; struct x86_init_paging paging; struct x86_init_timers timers; struct x86_init_iommu iommu; struct x86_init_pci pci; }; /** * struct x86_cpuinit_ops - platform specific cpu hotplug setups * @setup_percpu_clockev: set up the per cpu clock event device * @early_percpu_clock_init: early init of the per cpu clock event device */ struct x86_cpuinit_ops { void (*setup_percpu_clockev)(void); void (*early_percpu_clock_init)(void); void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node); }; struct timespec; /** * struct x86_platform_ops - platform specific runtime functions * @calibrate_tsc: calibrate TSC * @get_wallclock: get time from HW clock like RTC etc. * @set_wallclock: set time back to HW clock * @is_untracked_pat_range exclude from PAT logic * @nmi_init enable NMI on cpus * @i8042_detect pre-detect if i8042 controller exists * @save_sched_clock_state: save state for sched_clock() on suspend * @restore_sched_clock_state: restore state for sched_clock() on resume * @apic_post_init: adjust apic if neeeded */ struct x86_platform_ops { unsigned long (*calibrate_tsc)(void); void (*get_wallclock)(struct timespec *ts); int (*set_wallclock)(const struct timespec *ts); void (*iommu_shutdown)(void); bool (*is_untracked_pat_range)(u64 start, u64 end); void (*nmi_init)(void); unsigned char (*get_nmi_reason)(void); int (*i8042_detect)(void); void (*save_sched_clock_state)(void); void (*restore_sched_clock_state)(void); void (*apic_post_init)(void); }; struct pci_dev; struct x86_msi_ops { int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type); void (*teardown_msi_irq)(unsigned int irq); void (*teardown_msi_irqs)(struct pci_dev *dev); void (*restore_msi_irqs)(struct pci_dev *dev); }; struct x86_io_apic_ops { unsigned int (*read) (unsigned int apic, unsigned int reg); void (*disable)(void); }; extern struct x86_init_ops x86_init; extern struct x86_cpuinit_ops x86_cpuinit; extern struct x86_platform_ops x86_platform; extern struct x86_msi_ops x86_msi; extern struct x86_io_apic_ops x86_io_apic_ops; extern void x86_init_noop(void); extern void x86_init_uint_noop(unsigned int unused); #endif