arch/x86_64/proc/scheduler.c


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#include "proc/scheduler.h"
#include "arch/x86_64/hal/gdt.h"
#include "process.h"
#include "../hal/smp.h"
#include <string.h>

void
_scheduler_switch_pcb_arch(pcb_t *target)
{
    processor_t *proc = processor_current();
    proc->tss.rsp[0] = (uintptr_t)target->header.ksp;

    if(target->iopb) {
        proc->tss.iopb = sizeof(struct tss);
        jove_owned_obj_t *iopb_obj = obj_take(target->iopb);
        memcpy(proc->iopb, obj_deref(iopb_obj), sizeof(proc->iopb));
    }else{
        proc->tss.iopb = 0xff;
    }
}