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x86, mrst: make mrst_timer_options an enum
[net-next-2.6.git] / arch / x86 / include / asm / mrst.h
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af2730f6
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1/*
2 * mrst.h: Intel Moorestown platform specific setup code
3 *
4 * (C) Copyright 2009 Intel Corporation
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; version 2
9 * of the License.
10 */
11#ifndef _ASM_X86_MRST_H
12#define _ASM_X86_MRST_H
13extern int pci_mrst_init(void);
cf089455 14int __init sfi_parse_mrtc(struct sfi_table_header *table);
af2730f6 15
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16/*
17 * Medfield is the follow-up of Moorestown, it combines two chip solution into
18 * one. Other than that it also added always-on and constant tsc and lapic
19 * timers. Medfield is the platform name, and the chip name is called Penwell
20 * we treat Medfield/Penwell as a variant of Moorestown. Penwell can be
21 * identified via MSRs.
22 */
23enum mrst_cpu_type {
24 MRST_CPU_CHIP_LINCROFT = 1,
25 MRST_CPU_CHIP_PENWELL,
26};
27
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28extern enum mrst_cpu_type __mrst_cpu_chip;
29static enum mrst_cpu_type mrst_identify_cpu(void)
30{
31 return __mrst_cpu_chip;
32}
33
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34enum mrst_timer_options {
35 MRST_TIMER_DEFAULT,
36 MRST_TIMER_APBT_ONLY,
37 MRST_TIMER_LAPIC_APBT,
38};
39
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40extern enum mrst_timer_options mrst_timer_options;
41
16ab5395 42#define SFI_MTMR_MAX_NUM 8
cf089455 43#define SFI_MRTC_MAX 8
16ab5395 44
af2730f6 45#endif /* _ASM_X86_MRST_H */