PORT_WRC
if (portsc & PORT_WRC)
#define PORT_CHANGE_BITS (PORT_CSC | PORT_WRC | PORT_RC | PORT_PLC | PORT_CEC)
if ((portsc & (PORT_RC | PORT_WRC)) && (portsc & PORT_CONNECT)) {
if (portsc & PORT_WRC)
portsc |= PORT_CSC | PORT_PEC | PORT_WRC |
mask = PORT_CSC | PORT_PEC | PORT_OCC | PORT_PLC | PORT_WRC | PORT_CEC;
#define PORT_RWC_BITS (PORT_CSC | PORT_PEC | PORT_WRC | PORT_OCC | \
status = PORT_WRC;
#define PORT_CHANGE_MASK (PORT_CSC | PORT_PEC | PORT_WRC | PORT_OCC | \
if (portsc & PORT_WRC)