#!/bin/sh

# PROVIDE: cx700fix
# REQUIRE: FILESYSTEMS
# BEFORE: netif

. /etc/rc.subr

name="cx700fix"
start_cmd="reg_fix"
stop_cmd=":"


reg_fix()
{
	if selector=`pciconf -l | sed -n '/chip=0x324e1106/{s/[[:blank:]].*//;p;}'` && [ -n "$selector" ]; then
		b=`read_config_byte 0x76`
		if [ $((b & 64)) -eq 64 ]; then
			echo "Disabling VIA CX700 PCI parking"
			write_config_byte 0x76 $((b ^ 64))
		fi

		if [ `read_config_byte 0x72` -ne 0 ]; then
			echo "Disabling VIA CX700 PCI caching"
			write_config_byte 0x72 0
			write_config_byte 0x75 1
			write_config_byte 0x77 0
		fi
	fi

	return 0
}

read_config_byte() {
	echo $(( 0x$(pciconf -rb $selector $1) ))
}

write_config_byte() {
	pciconf -wb $selector $1 $2
}

run_rc_command "$1"