src-test2/sys/dev/uart/uart_cpu_x86.c, branch release/10.0.0

src-test2/sys/dev/uart/uart_cpu_x86.c, branch release/10.0.0 FreeBSD source tree https://cgit-dev.freebsd.org/src-test2/atom?h=release%2F10.0.0 2012-04-11T02:42:01Z uart_cpu_amd64.c and uart_cpu_i386.c (under sys/dev/uart) are 2012-04-11T02:42:01Z Marcel Moolenaar marcel@FreeBSD.org 2012-04-11T02:42:01Z urn:sha1:2059ee3cc05bbf1f49aa335ca5ca0dd63757d304 identical now that the bus spaces are unified under sys/x86. Replace them with a single uart_cpu_x86.c. o delete uart_cpu_i386.c o move uart_cpu_amd64.c to uart_cpu_x86.c o update files.amd64 and files.i386 accordingly.