linux_dsm_epyc7002/arch/x86/include/asm/mrst.h
H. Peter Anvin 14671386dc x86, mrst: make mrst_timer_options an enum
We have an enum mrst_timer_options, use it so that the kernel knows if
we're missing something from a switch statement or equivalent.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
LKML-Reference: <1274295685-6774-4-git-send-email-jacob.jun.pan@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
2010-05-19 14:37:40 -07:00

46 lines
1.2 KiB
C

/*
* mrst.h: Intel Moorestown platform specific setup code
*
* (C) Copyright 2009 Intel Corporation
*
* 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.
*/
#ifndef _ASM_X86_MRST_H
#define _ASM_X86_MRST_H
extern int pci_mrst_init(void);
int __init sfi_parse_mrtc(struct sfi_table_header *table);
/*
* Medfield is the follow-up of Moorestown, it combines two chip solution into
* one. Other than that it also added always-on and constant tsc and lapic
* timers. Medfield is the platform name, and the chip name is called Penwell
* we treat Medfield/Penwell as a variant of Moorestown. Penwell can be
* identified via MSRs.
*/
enum mrst_cpu_type {
MRST_CPU_CHIP_LINCROFT = 1,
MRST_CPU_CHIP_PENWELL,
};
extern enum mrst_cpu_type __mrst_cpu_chip;
static enum mrst_cpu_type mrst_identify_cpu(void)
{
return __mrst_cpu_chip;
}
enum mrst_timer_options {
MRST_TIMER_DEFAULT,
MRST_TIMER_APBT_ONLY,
MRST_TIMER_LAPIC_APBT,
};
extern enum mrst_timer_options mrst_timer_options;
#define SFI_MTMR_MAX_NUM 8
#define SFI_MRTC_MAX 8
#endif /* _ASM_X86_MRST_H */