From 0759487b56369a1f5d82528f9febd1aaa98bad26 Mon Sep 17 00:00:00 2001 From: James Hogan Date: Wed, 3 Feb 2016 17:16:50 +0000 Subject: [PATCH] mips/kvm: Support unsigned KVM registers Add KVM register access functions for the uint32_t type. This is required for FP and MSA control registers, which are represented as unsigned 32-bit integers. Signed-off-by: James Hogan Cc: Paolo Bonzini Cc: Leon Alrae Cc: Aurelien Jarno Signed-off-by: Leon Alrae --- target-mips/kvm.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/target-mips/kvm.c b/target-mips/kvm.c index 57cde9d..abdd6b6 100644 --- a/target-mips/kvm.c +++ b/target-mips/kvm.c @@ -248,6 +248,17 @@ static inline int kvm_mips_put_one_reg(CPUState *cs, uint64_t reg_id, return kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &cp0reg); } +static inline int kvm_mips_put_one_ureg(CPUState *cs, uint64_t reg_id, + uint32_t *addr) +{ + struct kvm_one_reg cp0reg = { + .id = reg_id, + .addr = (uintptr_t)addr + }; + + return kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &cp0reg); +} + static inline int kvm_mips_put_one_ulreg(CPUState *cs, uint64_t reg_id, target_ulong *addr) { @@ -282,6 +293,17 @@ static inline int kvm_mips_get_one_reg(CPUState *cs, uint64_t reg_id, return kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &cp0reg); } +static inline int kvm_mips_get_one_ureg(CPUState *cs, uint64_t reg_id, + uint32_t *addr) +{ + struct kvm_one_reg cp0reg = { + .id = reg_id, + .addr = (uintptr_t)addr + }; + + return kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &cp0reg); +} + static inline int kvm_mips_get_one_ulreg(CPUState *cs, uint64_t reg_id, target_ulong *addr) { -- 2.7.4