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/*
* Low-level hardware access stuff for Cobalt Microserver 27 board.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1995, 1996, 1997 by Ralf Baechle
*/
#include <linux/delay.h>
#include <linux/kernel.h>
#include <linux/linkage.h>
#include <linux/types.h>
#include <asm/cachectl.h>
#include <asm/cobalt.h>
#include <asm/segment.h>
#include <asm/vector.h>
void
dummy(void)
{
panic("What the hell is this called for?");
}
static unsigned char cobalt_read_cmos(unsigned long reg)
{
unsigned char retval;
VIA_PORT_WRITE(0x70, reg);
retval = VIA_PORT_READ(0x71);
VIA_DELAY();
return retval;
}
static void cobalt_write_cmos(unsigned char val, unsigned long reg)
{
VIA_PORT_WRITE(0x70, reg);
VIA_PORT_WRITE(0x71, val);
}
struct feature cobalt_feature = {
/*
* How to access the floppy controller's ports
*/
(void *)dummy, (void *)dummy,
/*
* How to access the floppy DMA functions.
*/
(void *)dummy, (void *)dummy, (void *)dummy, (void *)dummy,
(void *)dummy, (void *)dummy, (void *)dummy, (void *)dummy,
(void *)dummy, (void *)dummy, (void *)dummy,
/*
* How to access the RTC functions.
*/
cobalt_read_cmos,
cobalt_write_cmos
};
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