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build: update to the latest kvm-ioctls
The latest kvm-ioctls contains a breaking change to its API. Now Arm's get/set_one_reg use u128 instead of u64. Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu
Rob Bradford
parent
253d16b4c9
commit
cb00dbe6ec
2
Cargo.lock
generated
2
Cargo.lock
generated
@ -472,7 +472,7 @@ dependencies = [
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[[package]]
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name = "kvm-ioctls"
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version = "0.11.0"
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source = "git+https://github.com/rust-vmm/kvm-ioctls?branch=main#6705a619970fb0b2be47f1781f2ccf856cd5ce6a"
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source = "git+https://github.com/rust-vmm/kvm-ioctls?branch=main#e6739aeebcc56dfea62216b2cc4cddd13d0a1182"
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dependencies = [
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"kvm-bindings",
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"libc",
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@ -1123,7 +1123,9 @@ impl cpu::Vcpu for KvmVcpu {
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state.regs.regs[i] = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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off += std::mem::size_of::<u64>();
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}
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@ -1133,28 +1135,36 @@ impl cpu::Vcpu for KvmVcpu {
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state.regs.sp = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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// Second one, the program counter.
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let off = offset__of!(user_pt_regs, pc);
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state.regs.pc = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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// Next is the processor state.
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let off = offset__of!(user_pt_regs, pstate);
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state.regs.pstate = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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// The stack pointer associated with EL1
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let off = offset__of!(kvm_regs, sp_el1);
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state.sp_el1 = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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// Exception Link Register for EL1, when taking an exception to EL1, this register
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// holds the address to which to return afterwards.
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@ -1162,7 +1172,9 @@ impl cpu::Vcpu for KvmVcpu {
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state.elr_el1 = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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// Saved Program Status Registers, there are 5 of them used in the kernel.
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let mut off = offset__of!(kvm_regs, spsr);
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@ -1170,7 +1182,9 @@ impl cpu::Vcpu for KvmVcpu {
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state.spsr[i] = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.try_into()
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.unwrap();
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off += std::mem::size_of::<u64>();
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}
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@ -1181,8 +1195,7 @@ impl cpu::Vcpu for KvmVcpu {
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state.fp_regs.vregs[i] = self
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U128, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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.into();
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?;
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off += mem::size_of::<u128>();
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}
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@ -1192,7 +1205,8 @@ impl cpu::Vcpu for KvmVcpu {
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U32, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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as u32;
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.try_into()
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.unwrap();
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// Floating-point Control Register
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let off = offset__of!(kvm_regs, fp_regs) + offset__of!(user_fpsimd_state, fpcr);
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@ -1200,7 +1214,8 @@ impl cpu::Vcpu for KvmVcpu {
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.fd
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.get_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U32, off))
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.map_err(|e| cpu::HypervisorCpuError::GetCoreRegister(e.into()))?
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as u32;
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.try_into()
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.unwrap();
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Ok(state)
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}
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#[cfg(target_arch = "x86_64")]
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@ -1228,7 +1243,7 @@ impl cpu::Vcpu for KvmVcpu {
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self.fd
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.regs.regs[i],
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state.regs.regs[i].into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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off += std::mem::size_of::<u64>();
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@ -1236,33 +1251,51 @@ impl cpu::Vcpu for KvmVcpu {
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let off = offset__of!(user_pt_regs, sp);
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.regs.sp)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.regs.sp.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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let off = offset__of!(user_pt_regs, pc);
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.regs.pc)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.regs.pc.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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let off = offset__of!(user_pt_regs, pstate);
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.regs.pstate)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.regs.pstate.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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let off = offset__of!(kvm_regs, sp_el1);
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.sp_el1)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.sp_el1.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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let off = offset__of!(kvm_regs, elr_el1);
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.elr_el1)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.elr_el1.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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let mut off = offset__of!(kvm_regs, spsr);
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for i in 0..KVM_NR_SPSR as usize {
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, off), state.spsr[i])
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, off),
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state.spsr[i].into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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off += std::mem::size_of::<u64>();
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}
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@ -1272,7 +1305,7 @@ impl cpu::Vcpu for KvmVcpu {
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self.fd
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U128, off),
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state.fp_regs.vregs[i] as u64,
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state.fp_regs.vregs[i],
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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off += mem::size_of::<u128>();
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@ -1282,7 +1315,7 @@ impl cpu::Vcpu for KvmVcpu {
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self.fd
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U32, off),
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state.fp_regs.fpsr as u64,
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state.fp_regs.fpsr.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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@ -1290,7 +1323,7 @@ impl cpu::Vcpu for KvmVcpu {
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self.fd
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U32, off),
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state.fp_regs.fpcr as u64,
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state.fp_regs.fpcr.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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Ok(())
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@ -1676,9 +1709,12 @@ impl cpu::Vcpu for KvmVcpu {
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| KVM_REG_ARM64_SYSREG_CRN_MASK
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| KVM_REG_ARM64_SYSREG_CRM_MASK
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| KVM_REG_ARM64_SYSREG_OP2_MASK)) as u64);
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self.fd
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Ok(self
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.fd
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.get_one_reg(id)
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.map_err(|e| cpu::HypervisorCpuError::GetSysRegister(e.into()))
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.map_err(|e| cpu::HypervisorCpuError::GetSysRegister(e.into()))?
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.try_into()
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.unwrap())
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}
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///
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/// Configure core registers for a given CPU.
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@ -1704,7 +1740,7 @@ impl cpu::Vcpu for KvmVcpu {
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self.fd
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, pstate),
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PSTATE_FAULT_BITS_64,
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PSTATE_FAULT_BITS_64.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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@ -1713,7 +1749,7 @@ impl cpu::Vcpu for KvmVcpu {
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// Setting the PC (Processor Counter) to the current program address (kernel address).
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let pc = offset__of!(user_pt_regs, pc) + kreg_off;
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, pc), boot_ip as u64)
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, pc), boot_ip.into())
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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// Last mandatory thing to set -> the address pointing to the FDT (also called DTB).
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@ -1722,7 +1758,10 @@ impl cpu::Vcpu for KvmVcpu {
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// We are choosing to place it the end of DRAM. See `get_fdt_addr`.
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let regs0 = offset__of!(user_pt_regs, regs) + kreg_off;
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self.fd
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.set_one_reg(arm64_core_reg_id!(KVM_REG_SIZE_U64, regs0), fdt_start)
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.set_one_reg(
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arm64_core_reg_id!(KVM_REG_SIZE_U64, regs0),
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fdt_start.into(),
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)
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.map_err(|e| cpu::HypervisorCpuError::SetCoreRegister(e.into()))?;
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}
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Ok(())
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@ -1889,7 +1928,9 @@ impl cpu::Vcpu for KvmVcpu {
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addr: self
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.fd
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.get_one_reg(*index)
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.map_err(|e| cpu::HypervisorCpuError::GetSysRegister(e.into()))?,
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.map_err(|e| cpu::HypervisorCpuError::GetSysRegister(e.into()))?
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.try_into()
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.unwrap(),
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});
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}
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@ -1994,7 +2035,7 @@ impl cpu::Vcpu for KvmVcpu {
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// Set system registers
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for reg in &state.sys_regs {
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self.fd
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.set_one_reg(reg.id, reg.addr)
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.set_one_reg(reg.id, reg.addr.into())
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.map_err(|e| cpu::HypervisorCpuError::SetSysRegister(e.into()))?;
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}
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