From 19963137568738850f786abd030d81f2f0ec5bba Mon Sep 17 00:00:00 2001 From: Ed Swierk Date: Mon, 25 Aug 2008 14:41:11 +0000 Subject: This patch implements support for the CPU core of the Intel EP80579 Integrated Processor. Signed-off-by: Ed Swierk Acked-by: Uwe Hermann git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3534 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/cpu/intel/ep80579/ep80579_init.c | 66 ++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 src/cpu/intel/ep80579/ep80579_init.c (limited to 'src/cpu/intel/ep80579/ep80579_init.c') diff --git a/src/cpu/intel/ep80579/ep80579_init.c b/src/cpu/intel/ep80579/ep80579_init.c new file mode 100644 index 0000000000..9416089df2 --- /dev/null +++ b/src/cpu/intel/ep80579/ep80579_init.c @@ -0,0 +1,66 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Arastra, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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 + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static u32 microcode_updates[] = { + /* Dummy terminator */ + 0x0, 0x0, 0x0, 0x0, + 0x0, 0x0, 0x0, 0x0, + 0x0, 0x0, 0x0, 0x0, + 0x0, 0x0, 0x0, 0x0, +}; + +static void ep80579_init(device_t dev) +{ + /* Turn on caching if we haven't already */ + x86_enable_cache(); + x86_setup_mtrrs(36); + x86_mtrr_check(); + + /* Update the microcode */ + intel_update_microcode(microcode_updates); + + /* Enable the local cpu apics */ + setup_lapic(); +}; + +static struct device_operations cpu_dev_ops = { + .init = ep80579_init, +}; + +static struct cpu_device_id cpu_table[] = { + { X86_VENDOR_INTEL, 0x10650 }, /* EP80579 */ + { 0, 0 }, +}; + +static struct cpu_driver driver __cpu_driver = { + .ops = &cpu_dev_ops, + .id_table = cpu_table, +}; -- cgit v1.2.3