forked from KolibriOS/kolibrios
217 lines
6.6 KiB
C
217 lines
6.6 KiB
C
#ifndef _ASM_X86_PLATFORM_H
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#define _ASM_X86_PLATFORM_H
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#include <asm/pgtable_types.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 msi_msg;
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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 (*compose_msi_msg)(struct pci_dev *dev, unsigned int irq,
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unsigned int dest, struct msi_msg *msg,
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u8 hpet_id);
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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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int (*setup_hpet_msi)(unsigned int irq, unsigned int id);
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};
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struct IO_APIC_route_entry;
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struct io_apic_irq_attr;
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struct irq_data;
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struct cpumask;
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struct x86_io_apic_ops {
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void (*init) (void);
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unsigned int (*read) (unsigned int apic, unsigned int reg);
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void (*write) (unsigned int apic, unsigned int reg, unsigned int value);
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void (*modify) (unsigned int apic, unsigned int reg, unsigned int value);
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void (*disable)(void);
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void (*print_entries)(unsigned int apic, unsigned int nr_entries);
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int (*set_affinity)(struct irq_data *data,
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const struct cpumask *mask,
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bool force);
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int (*setup_entry)(int irq, struct IO_APIC_route_entry *entry,
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unsigned int destination, int vector,
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struct io_apic_irq_attr *attr);
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void (*eoi_ioapic_pin)(int apic, int pin, int vector);
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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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