mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-24 09:50:04 +00:00
d2912cb15b
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
#ifndef _I8042_IP22_H
|
|
#define _I8042_IP22_H
|
|
|
|
#include <asm/sgi/ioc.h>
|
|
#include <asm/sgi/ip22.h>
|
|
|
|
|
|
/*
|
|
* Names.
|
|
*/
|
|
|
|
#define I8042_KBD_PHYS_DESC "hpc3ps2/serio0"
|
|
#define I8042_AUX_PHYS_DESC "hpc3ps2/serio1"
|
|
#define I8042_MUX_PHYS_DESC "hpc3ps2/serio%d"
|
|
|
|
/*
|
|
* IRQs.
|
|
*/
|
|
|
|
#define I8042_KBD_IRQ SGI_KEYBD_IRQ
|
|
#define I8042_AUX_IRQ SGI_KEYBD_IRQ
|
|
|
|
/*
|
|
* Register numbers.
|
|
*/
|
|
|
|
#define I8042_COMMAND_REG ((unsigned long)&sgioc->kbdmouse.command)
|
|
#define I8042_STATUS_REG ((unsigned long)&sgioc->kbdmouse.command)
|
|
#define I8042_DATA_REG ((unsigned long)&sgioc->kbdmouse.data)
|
|
|
|
static inline int i8042_read_data(void)
|
|
{
|
|
return sgioc->kbdmouse.data;
|
|
}
|
|
|
|
static inline int i8042_read_status(void)
|
|
{
|
|
return sgioc->kbdmouse.command;
|
|
}
|
|
|
|
static inline void i8042_write_data(int val)
|
|
{
|
|
sgioc->kbdmouse.data = val;
|
|
}
|
|
|
|
static inline void i8042_write_command(int val)
|
|
{
|
|
sgioc->kbdmouse.command = val;
|
|
}
|
|
|
|
static inline int i8042_platform_init(void)
|
|
{
|
|
#if 0
|
|
/* XXX sgi_kh is a virtual address */
|
|
if (!request_mem_region(sgi_kh, sizeof(struct hpc_keyb), "i8042"))
|
|
return -EBUSY;
|
|
#endif
|
|
|
|
i8042_reset = I8042_RESET_ALWAYS;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline void i8042_platform_exit(void)
|
|
{
|
|
#if 0
|
|
release_mem_region(JAZZ_KEYBOARD_ADDRESS, sizeof(struct hpc_keyb));
|
|
#endif
|
|
}
|
|
|
|
#endif /* _I8042_IP22_H */
|