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Rev 2612 Rev 3104
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    d->offset_16_31 = offset >> 16;
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    d->offset_16_31 = offset >> 16;
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}
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}
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void tss_initialize(tss_t *t)
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void tss_initialize(tss_t *t)
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{
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{
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    memsetb((uintptr_t) t, sizeof(struct tss), 0);
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    memsetb(t, sizeof(struct tss), 0);
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}
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}
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/*
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/*
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 * This function takes care of proper setup of IDT and IDTR.
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 * This function takes care of proper setup of IDT and IDTR.
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 */
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 */
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void arch_reboot(void)
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void arch_reboot(void)
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{
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{
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    preemption_disable();
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    preemption_disable();
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    ipl_t ipl = interrupts_disable();
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    ipl_t ipl = interrupts_disable();
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    memsetb((uintptr_t) idt, sizeof(idt), 0);
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    memsetb(idt, sizeof(idt), 0);
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    ptr_16_32_t idtr;
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    ptr_16_32_t idtr;
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    idtr.limit = sizeof(idt);
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    idtr.limit = sizeof(idt);
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    idtr.base = (uintptr_t) idt;
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    idtr.base = (uintptr_t) idt;
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    idtr_load(&idtr);
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    idtr_load(&idtr);