Samsung S3C6400X User Manual page 203

CF CONTROLLER
ATA_PIO_SCR
ATA_PIO_LLR
ATA_PIO_LMR
ATA_PIO_LHR
ATA_PIO_DVR
ATA_PIO_CSD
ATA_PIO_DAD
ATA_PIO_RDATA
BUS_FIFO_STATUS
ATA_FIFO_STATUS
Individual Register Descriptions
MUX_REG
Register
MUX_REG 0x70301800
MUX_REG
Reserved [31:3]
Reserved
Reserved
IDE_MODE
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
9-16
0x7030195C ATA PIO sector count register
0x70301960 ATA PIO device LBA low register
0x70301964 ATA PIO device LBA middle register
0x70301968 ATA PIO device LBA high register
0x7030196C ATA PIO device register
0x70301970 ATA PIO device command/status register
0x70301974 ATA
register
0x7030197C ATA PIO read data from device data register
0x70301990 ATA internal AHB FIFO status
0x70301994 ATA internal ATA FIFO status
Table 9-4: Register Address Table
Address
MUX_REG is used to set the internal mode,
output port enable & card power enable.
Bit
Reserved bits
[2] Reserved
[1] Reserved
[0] Internal operation mode select
0 : PC card mode
PIO device control/alternate
Description
Description
1 : True-IDE mode
S3C6400X RISC MICROPROCESSOR
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
status 0x00000000
0x00000000
0x00000000
0x00000000
Reset Value
0x0000_0006
R/W Reset
Value
0x0
- 0x1
- 0x1
R/W 0x0