Laptop User Manual
S3C2440A RISC MICROPROCESSOR    MMC/SD/SDIO CONTROLLER 
  19-11 
SDI Interrupt Mask Register(SDIIntMsk) 
Register Address R/W  Description  Reset Value 
SDIIntMsk  0x5A00003C  R/W  SDI Interrupt Mask Register  0x0 
SDIIntMsk Bit  Description 
Initial Value
Reserved [31
:
19]   
NoBusy Interrupt 
Enable (NoBusyInt) 
[18]  Determines SDI generate an interrupt if busy signal is not active 
0 = disable, 1 = interrupt enable 
0 
RspCrc Interrupt 
Enable (RspCrcInt) 
[17]  Determines SDI generate an interrupt if response CRC check fails 
0 = disable, 1 = interrupt enable 
0 
CmdSent Interrupt 
Enable 
(CmdSentInt) 
[16]  Determines SDI generate an interrupt if command sent(no response 
required) 
0 = disable, 1 = interrupt enable 
0 
CmdTout Interrupt 
Enable 
(CmdToutInt) 
[15]  Determines SDI generate an interrupt if command response timeout 
occurs 
0 = disable, 1 = interrupt enable 
0 
RspEnd Interrupt 
Enable (RspEndInt) 
[14]  Determines SDI generate an interrupt if command response received 
0 = disable, 1 = interrupt enable 
0 
RWaitReq Interrupt 
Enable (RWReqInt) 
[13]  Determines SDI generate an interrupt if read wait request occur. 
0 = disable, 1 = interrupt enable 
0 
IOIntDet Interrupt 
Enable (IntDetInt) 
[12]  Determines SDI generate an interrupt if sd host receives SDIO 
Interrupt from the card(for SDIO). 
0 = disable, 1 = interrupt enable 
0 
FFfail Interrupt 
Enable (FFfailInt) 
[11]  Determines SDI generate an interrupt if FIFO fail error occurs 
0 = disable, 1 = interrupt enable 
0 
CrcSta Interrupt 
Enable (CrcStaInt) 
[10]  Determines SDI generate an interrupt if CRC status error occurs 
0 = disable, 1 = interrupt enable 
0 
DatCrc Interrupt 
Enable (DatCrcInt) 
[9]  Determines SDI generate an interrupt if data receive CRC failed 
0 = disable, 1 = interrupt enable 
0 
DatTout Interrupt 
Enable (DatToutInt) 
[8]  Determines SDI generate an interrupt if data receive timeout occurs 
0 = disable, 1 = interrupt enable 
0 
DatFin Interrupt 
Enable (DatFinInt) 
[7]  Determines SDI generate an interrupt if data counter is zero 
0 = disable, 1 = interrupt enable 
0 
BusyFin Interrupt 
Enable(BusyFinInt) 
[6]  Determines SDI generate an interrupt if only busy check completes 
0 = disable, 1 = interrupt enable 
0 
Reserved [5]   0 
TFHalf Interrupt 
Enable (TFHalfInt) 
[4]  Determines SDI generate an interrupt if Tx FIFO fills half 
0 = disable, 1 = interrupt enable 
0 
TFEmpty Interrupt 
Enable(TFEmptInt) 
[3]  Determines SDI generate an interrupt if Tx FIFO is empty 
0 = disable, 1 = interrupt enable 
0 
RFLast Interrupt 
Enable (RFLastInt) 
[2]  Determines SDI generate an interrupt if Rx FIFO has last data 
0 = disable, 1 = interrupt enable 
0 
RFFull Interrupt 
Enable (RFFullInt) 
[1]  Determines SDI generate an interrupt if Rx FIFO fills full 
0 = disable, 1 = interrupt enable 
0 
RFHalf Interrupt 
Enable (RFHalfInt) 
[0]  Determines SDI generate an interrupt if Rx FIFO fills half 
0 = disable, 1 = interrupt enable 
0 










