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#define KERN_NS16550_H_
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#define KERN_NS16550_H_
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#include <typedefs.h>
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#include <typedefs.h>
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#include <ddi/irq.h>
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#include <ddi/irq.h>
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extern void ns16550_init(void);
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extern void ns16550_init(devno_t devno, inr_t inr, uintptr_t vaddr);
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extern void ns16550_poll(void);
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extern void ns16550_poll(void);
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extern void ns16550_grab(void);
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extern void ns16550_grab(void);
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extern void ns16550_release(void);
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extern void ns16550_release(void);
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extern char ns16550_key_read(chardev_t *d);
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extern char ns16550_key_read(chardev_t *d);
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extern irq_ownership_t ns16550_claim(void);
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extern irq_ownership_t ns16550_claim(void);