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Rev 2787 Rev 3424
Line 101... Line 101...
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    dst_ptl0 = (pte_t *) frame_alloc(PTL0_SIZE, FRAME_KA);
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    dst_ptl0 = (pte_t *) frame_alloc(PTL0_SIZE, FRAME_KA);
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    table_size = FRAME_SIZE << PTL0_SIZE;
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    table_size = FRAME_SIZE << PTL0_SIZE;
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    if (flags & FLAG_AS_KERNEL) {
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    if (flags & FLAG_AS_KERNEL) {
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        memsetb((uintptr_t) dst_ptl0, table_size, 0);
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        memsetb(dst_ptl0, table_size, 0);
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    } else {
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    } else {
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        uintptr_t src, dst;
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        uintptr_t src, dst;
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        /*
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        /*
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         * Copy the kernel address space portion to new PTL0.
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         * Copy the kernel address space portion to new PTL0.
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        src_ptl0 = (pte_t *) PA2KA((uintptr_t) AS_KERNEL->genarch.page_table);
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        src_ptl0 = (pte_t *) PA2KA((uintptr_t) AS_KERNEL->genarch.page_table);
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        src = (uintptr_t) &src_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
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        src = (uintptr_t) &src_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
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        dst = (uintptr_t) &dst_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
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        dst = (uintptr_t) &dst_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
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        memsetb((uintptr_t) dst_ptl0, table_size, 0);
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        memsetb(dst_ptl0, table_size, 0);
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        memcpy((void *) dst, (void *) src, table_size - (src - (uintptr_t) src_ptl0));
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        memcpy((void *) dst, (void *) src, table_size - (src - (uintptr_t) src_ptl0));
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        mutex_unlock(&AS_KERNEL->lock);
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        mutex_unlock(&AS_KERNEL->lock);
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        interrupts_restore(ipl);
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        interrupts_restore(ipl);
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    }
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    }
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