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arm64: KVM: Move GIC accessors to arch_gicv3.h 

Since we are going to share vgic-v3 save/restore code with ARM keep
arch specific accessors separately.

Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
hifive-unleashed-5.1
Vladimir Murzin 2016-09-12 15:49:16 +01:00 committed by Christoffer Dall
parent 5a7a8426b2
commit b5525ce898
2 changed files with 13 additions and 13 deletions
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13
arch/arm64/include/asm/arch_gicv3.h
View File

@ -79,6 +79,19 @@
#include <linux/stringify.h>
#include <asm/barrier.h>
#define read_gicreg(r) \
({ \
u64 reg; \
asm volatile("mrs_s %0, " __stringify(r) : "=r" (reg)); \
reg; \
})
#define write_gicreg(v,r) \
do { \
u64 __val = (v); \
asm volatile("msr_s " __stringify(r) ", %0" : : "r" (__val));\
} while (0)
/*
* Low-level accessors
*

13
arch/arm64/kvm/hyp/vgic-v3-sr.c
View File

@ -24,19 +24,6 @@
#define vtr_to_max_lr_idx(v) ((v) & 0xf)
#define vtr_to_nr_pri_bits(v) (((u32)(v) >> 29) + 1)
#define read_gicreg(r) \
({ \
u64 reg; \
asm volatile("mrs_s %0, " __stringify(r) : "=r" (reg)); \
reg; \
})
#define write_gicreg(v,r) \
do { \
u64 __val = (v); \
asm volatile("msr_s " __stringify(r) ", %0" : : "r" (__val));\
} while (0)
static u64 __hyp_text __gic_v3_get_lr(unsigned int lr)
{
switch (lr & 0xf) {