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arm64: KVM: Implement timer save/restore

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Implement the timer save restore as a direct translation of
the assembly code version.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Marc Zyngier 2015-10-19 16:32:20 +01:00
parent f68d2b1b73
commit 1431af367e
4 changed files with 81 additions and 0 deletions
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6
include/clocksource/arm_arch_timer.h
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@ -23,6 +23,12 @@
#define ARCH_TIMER_CTRL_IT_MASK (1 << 1)
#define ARCH_TIMER_CTRL_IT_STAT (1 << 2)
#define CNTHCTL_EL1PCTEN (1 << 0)
#define CNTHCTL_EL1PCEN (1 << 1)
#define CNTHCTL_EVNTEN (1 << 2)
#define CNTHCTL_EVNTDIR (1 << 3)
#define CNTHCTL_EVNTI (0xF << 4)
enum arch_timer_reg {
ARCH_TIMER_REG_CTRL,
ARCH_TIMER_REG_TVAL,