ISR1
tms9914_status2 = read_byte(&a_priv->tms9914_priv, ISR1);
status1 = read_byte(nec_priv, ISR1);
status1 = read_byte(nec_priv, ISR1);
status1 = read_byte(nec_priv, ISR1);
status2 = read_byte(&priv->tms9914_priv, ISR1);
status2 = read_byte(tms_priv, ISR1);
status1 = read_byte(priv, ISR1);
read_byte(priv, ISR1);
status1 = read_byte(&priv->nec7210_priv, ISR1);
status1 = read_byte(priv, ISR1);
read_byte(priv, ISR1);
u8 isr1 = sca_in(ISR1, card);
sca_in(ISR1, card), sca_in(ISR2, card));
sca_inl(ISR0, card), sca_inl(ISR1, card));