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 * @param ioaddr Startign I/O space address.
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 * @param ioaddr Startign I/O space address.
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 * @param size Size of the enabled I/O range.
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 * @param size Size of the enabled I/O range.
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 *
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 *
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 * @return 0 on success or an error code from errno.h.
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 * @return 0 on success or an error code from errno.h.
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 */
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 */
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int ddi_enable_iospace_arch(task_t *task, __address ioaddr, size_t size)
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int ddi_iospace_enable_arch(task_t *task, __address ioaddr, size_t size)
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{
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{
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    count_t bits;
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    count_t bits;
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    bits = ioaddr + size;
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    bits = ioaddr + size;
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    if (bits > IO_PORTS)
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    if (bits > IO_PORTS)