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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/input/serio/i8042-jazzio.h
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#ifndef _I8042_JAZZ_H

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#define _I8042_JAZZ_H

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#include <asm/jazz.h>

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/*

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 * This program is free software; you can redistribute it and/or modify it

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 * under the terms of the GNU General Public License version 2 as published by

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 * the Free Software Foundation.

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 */

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/*

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 * Names.

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 */

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#define I8042_KBD_PHYS_DESC "R4030/serio0"

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#define I8042_AUX_PHYS_DESC "R4030/serio1"

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#define I8042_MUX_PHYS_DESC "R4030/serio%d"

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/*

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 * IRQs.

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 */

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#define I8042_KBD_IRQ JAZZ_KEYBOARD_IRQ

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#define I8042_AUX_IRQ JAZZ_MOUSE_IRQ

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#define I8042_COMMAND_REG	((unsigned long)&jazz_kh->command)

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#define I8042_STATUS_REG	((unsigned long)&jazz_kh->command)

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#define I8042_DATA_REG		((unsigned long)&jazz_kh->data)

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static inline int i8042_read_data(void)

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{

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	return jazz_kh->data;

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}

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static inline int i8042_read_status(void)

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{

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	return jazz_kh->command;

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}

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static inline void i8042_write_data(int val)

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{

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	jazz_kh->data = val;

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}

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static inline void i8042_write_command(int val)

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{

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	jazz_kh->command = val;

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}

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static inline int i8042_platform_init(void)

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{

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#if 0

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	/* XXX JAZZ_KEYBOARD_ADDRESS is a virtual address */

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	if (!request_mem_region(JAZZ_KEYBOARD_ADDRESS, 2, "i8042"))

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		return -EBUSY;

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#endif

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	return 0;

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}

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static inline void i8042_platform_exit(void)

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{

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#if 0

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	release_mem_region(JAZZ_KEYBOARD_ADDRESS, 2);

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#endif

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}

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#endif /* _I8042_JAZZ_H */

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