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Line 76... Line 76...
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 */
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 */
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as_t *as_create(int flags)
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as_t *as_create(int flags)
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{
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{
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    as_t *as;
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    as_t *as;
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    as = (as_t *) malloc(sizeof(as_t));
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    as = (as_t *) malloc(sizeof(as_t), 0);
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    if (as) {
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        list_initialize(&as->as_with_asid_link);
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        spinlock_initialize(&as->lock, "as_lock");
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        list_initialize(&as->as_area_head);
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        if (flags & FLAG_AS_KERNEL)
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            as->asid = ASID_KERNEL;
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        else
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            as->asid = ASID_INVALID;
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    list_initialize(&as->as_with_asid_link);
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    spinlock_initialize(&as->lock, "as_lock");
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        as->page_table = page_table_create(flags);
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    list_initialize(&as->as_area_head);
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    if (flags & FLAG_AS_KERNEL)
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        as->asid = ASID_KERNEL;
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    else
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        as->asid = ASID_INVALID;
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    }
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    as->page_table = page_table_create(flags);
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    return as;
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    return as;
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}
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}
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/** Create address space area of common attributes.
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/** Create address space area of common attributes.
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    /*
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    /*
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     * TODO: test as_area which is to be created doesn't overlap with an existing one.
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     * TODO: test as_area which is to be created doesn't overlap with an existing one.
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     */
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     */
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    a = (as_area_t *) malloc(sizeof(as_area_t));
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    a = (as_area_t *) malloc(sizeof(as_area_t), 0);
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    if (a) {   
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        spinlock_initialize(&a->lock, "as_area_lock");
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    spinlock_initialize(&a->lock, "as_area_lock");
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        link_initialize(&a->link);         
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    link_initialize(&a->link);         
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        a->type = type;
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    a->type = type;
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        a->size = size;
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    a->size = size;
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        a->base = base;
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    a->base = base;
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        list_append(&a->link, &as->as_area_head);
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    list_append(&a->link, &as->as_area_head);
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    }
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    spinlock_unlock(&as->lock);
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    spinlock_unlock(&as->lock);
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    interrupts_restore(ipl);
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    interrupts_restore(ipl);
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    return a;
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    return a;