lapic.c File Reference

#include <assert.h>
#include <cpu/cpu.h>
#include <cpu/x86/lapic.h>
#include <cpu/x86/lapic_def.h>
#include <cpu/x86/msr.h>
#include <console/console.h>
#include <smp/node.h>
#include <stdint.h>

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Functions
void	enable_lapic (void)
void	disable_lapic (void)
uintptr_t	cpu_get_lapic_addr (void)
void	setup_lapic_interrupts (void)

Function Documentation

cpu_get_lapic_addr()

uintptr_t cpu_get_lapic_addr

(

void

)

Definition at line 63 of file lapic.c.

References LAPIC_DEFAULT_BASE.

Referenced by acpi_create_madt(), cpu_pci_domain_read_resources(), and mptable_init().

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disable_lapic()

void disable_lapic

(

void

)

Definition at line 55 of file lapic.c.

References LAPIC_BASE_MSR, LAPIC_BASE_MSR_ENABLE, LAPIC_BASE_MSR_X2APIC_MODE, msr_struct::lo, rdmsr(), and wrmsr().

Referenced by initialize_cpus().

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enable_lapic()

void enable_lapic

(

void

)

Definition at line 12 of file lapic.c.

References ASSERT, BIOS_INFO, CONFIG, cpu_get_feature_flags_ecx(), CPUID_X2APIC, die(), msr_struct::hi, LAPIC_BASE_MSR, LAPIC_BASE_MSR_ADDR_MASK, LAPIC_BASE_MSR_ENABLE, LAPIC_BASE_MSR_X2APIC_MODE, LAPIC_DEFAULT_BASE, lapicid(), msr_struct::lo, printk, rdmsr(), and wrmsr().

Referenced by ap_bootblock_c_entry(), ap_init(), bootblock_c_entry(), init_bsp(), initialize_cpus(), and secondary_cpu_init().

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setup_lapic_interrupts()

void setup_lapic_interrupts

(

void

)

Definition at line 68 of file lapic.c.

References boot_cpu(), LAPIC_DELIVERY_MODE_EXTINT, LAPIC_DELIVERY_MODE_MASK, LAPIC_DELIVERY_MODE_NMI, LAPIC_INPUT_POLARITY, LAPIC_LVT0, LAPIC_LVT1, LAPIC_LVT_LEVEL_TRIGGER, LAPIC_LVT_MASKED, LAPIC_SPIV, LAPIC_SPIV_ENABLE, LAPIC_TASKPRI, LAPIC_TPRI_MASK, lapic_update32(), LAPIC_VECTOR_MASK, and mask.

Referenced by ap_init(), init_bsp(), initialize_cpus(), and secondary_cpu_init().

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