release/src-rt-6.x.4708/linux/linux-2.6.36/arch/x86/include/asm/mrst.h

   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
  13 extern int pci_mrst_init(void);
  14 int __init sfi_parse_mrtc(struct sfi_table_header *table);
  15
  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  */
  23 enum mrst_cpu_type {
  24         MRST_CPU_CHIP_LINCROFT = 1,
  25         MRST_CPU_CHIP_PENWELL,
  26 };
  27
  28 extern enum mrst_cpu_type __mrst_cpu_chip;
  29 static inline enum mrst_cpu_type mrst_identify_cpu(void)
  30 {
  31         return __mrst_cpu_chip;
  32 }
  33
  34 enum mrst_timer_options {
  35         MRST_TIMER_DEFAULT,
  36         MRST_TIMER_APBT_ONLY,
  37         MRST_TIMER_LAPIC_APBT,
  38 };
  39
  40 extern enum mrst_timer_options mrst_timer_options;
  41
  42 #define SFI_MTMR_MAX_NUM 8
  43 #define SFI_MRTC_MAX    8
  44
  45 #endif /* _ASM_X86_MRST_H */