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/** Enable I/O space range for task.
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/** Enable I/O space range for task.
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 *
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 *
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 * Interrupts are disabled and task is locked.
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 * Interrupts are disabled and task is locked.
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 *
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 *
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 * @param task Task.
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 * @param task Task.
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 * @param ioaddr Startign I/O space address.
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 * @param ioaddr Starting 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_iospace_enable_arch(task_t *task, uintptr_t ioaddr, size_t size)
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int ddi_iospace_enable_arch(task_t *task, uintptr_t ioaddr, size_t size)