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194 lines
5.7 KiB
194 lines
5.7 KiB
#ifndef _ASM_X86_PLATFORM_H |
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#define _ASM_X86_PLATFORM_H |
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#include <asm/bootparam.h> |
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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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struct cpuinfo_x86; |
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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)(void); |
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void (*get_smp_config)(unsigned int early); |
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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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* 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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* 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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* struct x86_init_paging - platform specific paging functions |
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* @pagetable_init: platform specific paging initialization call to setup |
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* the kernel pagetables and prepare accessors functions. |
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* Callback must call paging_init(). Called once after the |
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* direct mapping for phys memory is available. |
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*/ |
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struct x86_init_paging { |
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void (*pagetable_init)(void); |
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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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* @wallclock_init: init the wallclock device |
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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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void (*wallclock_init)(void); |
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}; |
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/** |
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* struct x86_init_iommu - platform specific iommu setup |
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* @iommu_init: platform specific iommu setup |
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*/ |
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struct x86_init_iommu { |
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int (*iommu_init)(void); |
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}; |
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/** |
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* struct x86_init_pci - platform specific pci init functions |
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* @arch_init: platform specific pci arch init call |
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* @init: platform specific pci subsystem init |
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* @init_irq: platform specific pci irq init |
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* @fixup_irqs: platform specific pci irq fixup |
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*/ |
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struct x86_init_pci { |
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int (*arch_init)(void); |
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int (*init)(void); |
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void (*init_irq)(void); |
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void (*fixup_irqs)(void); |
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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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struct x86_init_iommu iommu; |
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struct x86_init_pci pci; |
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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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* @early_percpu_clock_init: early init of 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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void (*early_percpu_clock_init)(void); |
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void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node); |
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}; |
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struct timespec; |
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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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* @is_untracked_pat_range exclude from PAT logic |
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* @nmi_init enable NMI on cpus |
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* @i8042_detect pre-detect if i8042 controller exists |
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* @save_sched_clock_state: save state for sched_clock() on suspend |
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* @restore_sched_clock_state: restore state for sched_clock() on resume |
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* @apic_post_init: adjust apic if neeeded |
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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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void (*get_wallclock)(struct timespec *ts); |
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int (*set_wallclock)(const struct timespec *ts); |
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void (*iommu_shutdown)(void); |
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bool (*is_untracked_pat_range)(u64 start, u64 end); |
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void (*nmi_init)(void); |
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unsigned char (*get_nmi_reason)(void); |
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int (*i8042_detect)(void); |
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void (*save_sched_clock_state)(void); |
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void (*restore_sched_clock_state)(void); |
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void (*apic_post_init)(void); |
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}; |
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struct pci_dev; |
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struct x86_msi_ops { |
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int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type); |
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void (*teardown_msi_irq)(unsigned int irq); |
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void (*teardown_msi_irqs)(struct pci_dev *dev); |
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void (*restore_msi_irqs)(struct pci_dev *dev); |
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}; |
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struct x86_io_apic_ops { |
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unsigned int (*read) (unsigned int apic, unsigned int reg); |
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void (*disable)(void); |
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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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extern struct x86_msi_ops x86_msi; |
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extern struct x86_io_apic_ops x86_io_apic_ops; |
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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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#endif
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