#include <arch/romcc_io.h>
#include "pc87417.h"

static void pc87417_disable_dev(device_t dev)
{
	pnp_set_logical_device(dev);
	pnp_set_enable(dev, 0);
}
static void pc87417_enable_dev(device_t dev, unsigned iobase)
{
	pnp_set_logical_device(dev);
	pnp_set_enable(dev, 0);
	pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
	pnp_set_enable(dev, 1);
}
static void xbus_cfg(device_t dev)
{
	uint8_t i, data;
	uint16_t xbus_index;

	pnp_set_logical_device(dev);
	/* select proper BIOS size (4MB) */
	pnp_write_config(dev, PC87417_XMEMCNF2, (pnp_read_config(dev, PC87417_XMEMCNF2)) | 0x04);
	xbus_index = pnp_read_iobase(dev, 0x60);

	/* enable writes to devices attached to XCS0 (XBUS Chip Select 0) */
	for (i=0; i<= 0xf; i++) {
		outb((i<<4), xbus_index + PC87417_HAP0);
	}
	return; 
}