HVM_VMEST_IE_MSK
(((regs)->hvmer.vmest & (HVM_VMEST_IE_MSK << HVM_VMEST_IE_SFT)) != 0)
(regs)->hvmer.vmest = (HVM_VMEST_IE_MSK << HVM_VMEST_IE_SFT)
| (HVM_VMEST_IE_MSK << HVM_VMEST_IE_SFT)