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authorKeith Hui <buurin@gmail.com>2010-10-16 08:45:31 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2010-10-16 08:45:31 +0000
commitb14fb6abd6cc04ea9f06e4dedd5f13c183e9450e (patch)
tree79c420379b9c474e9f691c80e8b1e473ce2ada3d /src
parentaf8b2b91b48229d804f1f391e294467cd91adef5 (diff)
downloadcoreboot-b14fb6abd6cc04ea9f06e4dedd5f13c183e9450e.tar.xz
Move support for Deschutes Slot 1 CPUs (model_65x) into its own directory.
abuild-tested. I have no Deschutes CPUs to boot test this with. Signed-off-by: Keith Hui <buurin@gmail.com> Acked-by: Uwe Hermann <uwe@hermann-uwe.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5954 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
-rw-r--r--src/cpu/intel/model_65x/Kconfig3
-rw-r--r--src/cpu/intel/model_65x/Makefile.inc22
-rw-r--r--src/cpu/intel/model_65x/model_65x_init.c79
-rw-r--r--src/cpu/intel/slot_1/Makefile.inc1
4 files changed, 105 insertions, 0 deletions
diff --git a/src/cpu/intel/model_65x/Kconfig b/src/cpu/intel/model_65x/Kconfig
new file mode 100644
index 0000000000..1ef48139f6
--- /dev/null
+++ b/src/cpu/intel/model_65x/Kconfig
@@ -0,0 +1,3 @@
+config CPU_INTEL_MODEL_65X
+ bool
+ select SMP
diff --git a/src/cpu/intel/model_65x/Makefile.inc b/src/cpu/intel/model_65x/Makefile.inc
new file mode 100644
index 0000000000..52c8fefe65
--- /dev/null
+++ b/src/cpu/intel/model_65x/Makefile.inc
@@ -0,0 +1,22 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2010 Keith Hui <buurin@gmail.com>
+##
+## 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
+##
+
+driver-y += model_65x_init.c
+
diff --git a/src/cpu/intel/model_65x/model_65x_init.c b/src/cpu/intel/model_65x/model_65x_init.c
new file mode 100644
index 0000000000..9fff487c1a
--- /dev/null
+++ b/src/cpu/intel/model_65x/model_65x_init.c
@@ -0,0 +1,79 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2010 Keith Hui <buurin@gmail.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 <stdint.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <cpu/cpu.h>
+#include <cpu/x86/mtrr.h>
+#include <cpu/x86/msr.h>
+#include <cpu/x86/lapic.h>
+#include <cpu/intel/microcode.h>
+#include <cpu/x86/cache.h>
+
+static u32 microcode_updates[] = {
+
+ /* Dummy terminator */
+ 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0,
+};
+
+static void model_65x_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 = model_65x_init,
+};
+
+/*
+ * Intel Pentium II Processor Specification Update
+ * http://download.intel.com/design/PentiumII/specupdt/24333749.pdf
+ *
+ * Mobile Intel Pentium II Processor Specification Update
+ * http://download.intel.com/design/intarch/specupdt/24388757.pdf
+ *
+ * Intel Pentium II Xeon Processor Specification Update
+ * http://download.intel.com/support/processors/pentiumii/xeon/24377632.pdf
+ */
+static struct cpu_device_id cpu_table[] = {
+ { X86_VENDOR_INTEL, 0x0650 }, /* PII/Celeron, dA0/mdA0/A0 */
+ { X86_VENDOR_INTEL, 0x0651 }, /* PII/Celeron, dA1/A1 */
+ { X86_VENDOR_INTEL, 0x0652 }, /* PII/Celeron/Xeon, dB0/mdB0/B0 */
+ { X86_VENDOR_INTEL, 0x0653 }, /* PII/Xeon, dB1/B1 */
+ { 0, 0 },
+};
+
+static const struct cpu_driver driver __cpu_driver = {
+ .ops = &cpu_dev_ops,
+ .id_table = cpu_table,
+};
diff --git a/src/cpu/intel/slot_1/Makefile.inc b/src/cpu/intel/slot_1/Makefile.inc
index d2e0b48826..297ef183d9 100644
--- a/src/cpu/intel/slot_1/Makefile.inc
+++ b/src/cpu/intel/slot_1/Makefile.inc
@@ -20,6 +20,7 @@
ramstage-y += slot_1.c
subdirs-y += ../model_6xx
+subdirs-y += ../model_65x
subdirs-y += ../model_67x
subdirs-y += ../model_6bx
subdirs-y += ../../x86/tsc