CMI_MSR_FLAG_RD_HWOK
hdl->cmih_msrsrc = CMI_MSR_FLAG_RD_HWOK | CMI_MSR_FLAG_RD_INTERPOSEOK |
hdl->cmih_msrsrc &= ~CMI_MSR_FLAG_RD_HWOK;
if (!(hdl->cmih_msrsrc & CMI_MSR_FLAG_RD_HWOK))