ISS_MSR_OP2_MASK
#define ISS_MSR_OP2(x) (((x) & ISS_MSR_OP2_MASK) >> ISS_MSR_OP2_SHIFT)
(ISS_MSR_OP0_MASK | ISS_MSR_OP2_MASK | ISS_MSR_OP1_MASK | \