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Matheus
58 lines
1.0 KiB
C
58 lines
1.0 KiB
C
#ifndef _CPU_H
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#define _CPU_H
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#include <stddef.h>
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#include <stdint.h>
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#include <arch/msr.h>
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#include <arch/ist.h>
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#include <kernel/interrupt.h>
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#include <kernel/vmm.h>
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#include <kernel/timer.h>
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#include <kernel/scheduler.h>
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#include <kernel/dpc.h>
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#include <arch/apic.h>
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#define ARCH_EOI arch_apic_eoi
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typedef struct cpu_t {
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thread_t *thread;
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uint64_t gdt[7];
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ist_t ist;
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long id;
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isr_t isr[MAX_ISR_COUNT];
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vmmcontext_t *vmmctx;
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int acpiid;
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timer_t *timer;
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bool intstatus;
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long ipl;
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thread_t *idlethread;
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timerentry_t schedtimerentry;
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void *schedulerstack;
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isr_t *isrqueue;
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dpc_t *dpcqueue;
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} cpu_t;
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#define CPU_HALT() asm volatile("hlt")
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#define CPU_PAUSE() asm volatile("pause")
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static inline uint32_t cpu_to_be_d(uint32_t d) {
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return __builtin_bswap32(d);
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}
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static inline uint16_t cpu_to_be_w(uint16_t w) {
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return __builtin_bswap16(w);
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}
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static inline cpu_t *_cpu() {
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return (cpu_t *)rdmsr(MSR_GSBASE);
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}
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static inline void cpu_set(cpu_t *ptr) {
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wrmsr(MSR_GSBASE, (uint64_t)ptr);
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}
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void cpu_initstate();
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#endif
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