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/* 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 */
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