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/*
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/*
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 * Copyright (c) 2001-2004 Jakub Jermar
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 * Copyright (c) 2009 Jakub Jermar
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 * All rights reserved.
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 * All rights reserved.
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 *
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * are met:
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/** @addtogroup genarch
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/** @addtogroup genarch
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 * @{
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 * @{
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 */
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 */
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/**
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/**
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 * @file
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 * @file
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 * @brief   Headers for Zilog 8530 serial port / keyboard driver.
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 * @brief   Headers for Zilog 8530 serial controller.
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 */
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 */
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#ifndef KERN_Z8530_H_
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#ifndef KERN_Z8530_H_
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#define KERN_Z8530_H_
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#define KERN_Z8530_H_
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#include <ddi/irq.h>
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#include <ddi/irq.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <console/chardev.h>
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#define WR0 0
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#define WR0 0
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#define WR1 1
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#define WR1 1
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#define WR2 2
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#define WR2 2
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#define WR3 3
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#define WR3 3
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/** Structure representing the z8530 device. */
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/** Structure representing the z8530 device. */
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typedef struct {
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typedef struct {
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    devno_t devno;
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    devno_t devno;
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    irq_t irq;
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    irq_t irq;
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    z8530_t *z8530;
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    z8530_t *z8530;
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    chardev_t *devout;
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} z8530_instance_t;
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} z8530_instance_t;
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extern bool z8530_init(z8530_t *, devno_t, inr_t, cir_t, void *);
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extern bool z8530_init(z8530_t *, devno_t, inr_t, cir_t, void *, chardev_t *);
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extern irq_ownership_t z8530_claim(irq_t *);
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extern irq_ownership_t z8530_claim(irq_t *);
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extern void z8530_irq_handler(irq_t *);
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extern void z8530_irq_handler(irq_t *);
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#endif
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#endif
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