1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/*
* 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 <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>
#include <cpu/intel/l2_cache.h>
static void model_65x_init(struct device *dev)
{
/* Update the microcode */
intel_update_microcode_from_cbfs();
/* Initialize L2 cache */
p6_configure_l2_cache();
/* Turn on caching if we haven't already */
x86_enable_cache();
x86_setup_mtrrs();
x86_mtrr_check();
/* 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,
};
|
