TPM_GLOBAL_INT_ENABLE
intmask = TPM_GLOBAL_INT_ENABLE;
tpm_tis_write32(priv, reg, ~TPM_GLOBAL_INT_ENABLE & interrupt);
intmask &= ~TPM_GLOBAL_INT_ENABLE;
intmask = priv->int_mask | TPM_GLOBAL_INT_ENABLE;
int_mask &= ~TPM_GLOBAL_INT_ENABLE;
intmask | TPM_GLOBAL_INT_ENABLE);