Add support for the VIA EPIA-CN baord, which uses C7 + CN700 + VT8237R.

This also contains various improvements of the CN700 code in svn.

Signed-off-by: Aaron Lwe <aaron.lwe@gmail.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3334 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

targets/via/epia-cn/Config.lb

@@ -0,0 +1,36 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2008 VIA Technologies, Inc.
+## (Written by Aaron Lwe <aaron.lwe@gmail.com> for VIA)
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+target via_epia_cn
+mainboard via/epia-cn
+
+#
+# Generate the final ROM like this:
+# cat vgabios bochsbios coreboot.rom > coreboot.rom.final
+#
+option ROM_SIZE = (512 * 1024) - (64 * 1024) - (64 * 1024)
+
+romimage "image"
+	option COREBOOT_EXTRA_VERSION = "-epiacn"
+	payload ../payload.elf
+end
+
+buildrom ./coreboot.rom ROM_SIZE "image"