I2CMCR
OUT32(id, I2CMCR, 0);
OUT32(id, I2CMCR, MCR_MIE | MCR_FSB);
OUT32(id, I2CMCR, MCR_MIE);
OUT32(id, I2CMCR, MCR_MIE | MCR_FSB);
OUT32(id, I2CMCR, MCR_MIE | MCR_FSB);
OUT32(id, I2CMCR, MCR_MIE | MCR_ESG);
OUT32(id, I2CMCR, MCR_MIE | MCR_ESG);
return (IN32(id, I2CMCR) & MCR_FSDA);
OUT32(id, I2CMCR, 0);
OUT32(id, I2CMCR, 0);