openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

arm64: KVM: Add temporary kvm_perf_event.h 

In order to merge the KVM/ARM PMU patches without creating a
conflict mess, let's have a temporary include file that won't
conflict with anything. Subsequent patches will clean that up.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Marc Zyngier 2016-02-29 11:25:04 +00:00
parent 21a4179ce0
commit ad88213773
2 changed files with 56 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm64/include/asm/kvm_host.h
View File

@ -27,6 +27,7 @@
#include <asm/kvm.h>
#include <asm/kvm_asm.h>
#include <asm/kvm_mmio.h>
#include <asm/kvm_perf_event.h>
#define __KVM_HAVE_ARCH_INTC_INITIALIZED

55
arch/arm64/include/asm/kvm_perf_event.h Normal file
View File

@ -0,0 +1,55 @@
/*
* Copyright (C) 2012 ARM Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_KVM_PERF_EVENT_H
#define __ASM_KVM_PERF_EVENT_H
#define ARMV8_PMU_MAX_COUNTERS 32
#define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1)
/*
* Per-CPU PMCR: config reg
*/
#define ARMV8_PMU_PMCR_E (1 << 0) /* Enable all counters */
#define ARMV8_PMU_PMCR_P (1 << 1) /* Reset all counters */
#define ARMV8_PMU_PMCR_C (1 << 2) /* Cycle counter reset */
#define ARMV8_PMU_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */
#define ARMV8_PMU_PMCR_X (1 << 4) /* Export to ETM */
#define ARMV8_PMU_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/
#define ARMV8_PMU_PMCR_N_SHIFT 11 /* Number of counters supported */
#define ARMV8_PMU_PMCR_N_MASK 0x1f
#define ARMV8_PMU_PMCR_MASK 0x3f /* Mask for writable bits */
/*
* PMOVSR: counters overflow flag status reg
*/
#define ARMV8_PMU_OVSR_MASK 0xffffffff /* Mask for writable bits */
#define ARMV8_PMU_OVERFLOWED_MASK ARMV8_PMU_OVSR_MASK
/*
* PMXEVTYPER: Event selection reg
*/
#define ARMV8_PMU_EVTYPE_MASK 0xc80003ff /* Mask for writable bits */
#define ARMV8_PMU_EVTYPE_EVENT 0x3ff /* Mask for EVENT bits */
/*
* Event filters for PMUv3
*/
#define ARMV8_PMU_EXCLUDE_EL1 (1 << 31)
#define ARMV8_PMU_EXCLUDE_EL0 (1 << 30)
#define ARMV8_PMU_INCLUDE_EL2 (1 << 27)
#endif