
S3C2440A RISC MICROPROCESSOR
MMC/SD/SDIO CONTROLLER
19-13
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