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MMC/SD/SDIO HOST CONTROLLER S3C2410A
19-6
SDI Command Argument Register (SDICARG)
Register Address R/W Description Reset Value
SDICARG 0x5A000008 R/W SDI command argument register 0x0
SDICARG Bit Description Initial Value
CmdArg [31:0] Command Argument 0x00000000
SDI Command Control (SDICCON) Register
Register Address R/W Description Reset Value
SDICCON 0x5A00000C R/W SDI command control register 0x0
SDICCON Bit Description Initial Value
Abort Command
(AbortCmd)
[12] Determine whether command type is for abort (for SDIO).
0 = normal command, 1 = abort command (CMD12, CMD52)
0
Command with Data
(WithData)
[11] Determine whether command type is with data (for SDIO).
0 = without data, 1 = with data
0
LongRsp [10] Determine whether host receives a 136-bit long response or not.
0 = short response, 1 = long response
0
WaitRsp [9] Determine whether host waits for a response or not.
0 = no response, 1 = wait response
0
Command
Start(CMST)
[8] Determine whether command operation starts or not.
0 = command ready, 1 = command start
0
CmdIndex [7:0] Command index with start 2-bit (8-bit) 0x00