Difference between revisions of "EMMC Registers"

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(From libnds)
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{| class="wikitable" border="1"
 +
!  NAME
 +
!  PHYSICAL ADDRESS
 +
!  WIDTH
 +
|-
 +
| REG_SDCMD
 +
| 0x10006000
 +
| 2
 +
|-
 +
| REG_SD???
 +
| 0x10006002
 +
| 2
 +
|-
 +
| REG_SDCMDARG0
 +
| 0x10006004
 +
| 2
 +
|-
 +
| REG_SDCMDARG1
 +
| 0x10006006
 +
| 2
 +
|-
 +
| REG_SDSTOP
 +
| 0x10006008
 +
| 2
 +
|-
 +
| REG_SDBLKCOUNT
 +
| 0x1000600a
 +
| 2
 +
|-
 +
| REG_SDRESP0-7
 +
| 0x1000600c
 +
| 2*8
 +
|-
 +
| REG_SDSTATUS0
 +
| 0x1000601c
 +
| 2
 +
|-
 +
| REG_SDSTATUS1
 +
| 0x1000601e
 +
| 2
 +
|-
 +
| REG_SD???
 +
| 0x10006020
 +
| 2
 +
|-
 +
| REG_SD???
 +
| 0x10006022
 +
| 2
 +
|-
 +
| REG_SDCLKCTL
 +
| 0x10006024
 +
| 2
 +
|-
 +
| REG_SDBLKLEN
 +
| 0x10006026
 +
| 2
 +
|-
 +
| REG_SDOPT
 +
| 0x10006028
 +
| 2
 +
|-
 +
| REG_SDFIFO
 +
| 0x10006030
 +
| 2
 +
|}
 +
 
The IO interface for SDMC/NAND seems to be very similar to the DSi; see libnds for [http://sourceforge.net/p/devkitpro/libnds/ci/master/tree/source/arm7/sdmmc.c sample code] and [http://sourceforge.net/p/devkitpro/libnds/ci/master/tree/include/nds/arm7/sdmmc.h documentation].
 
The IO interface for SDMC/NAND seems to be very similar to the DSi; see libnds for [http://sourceforge.net/p/devkitpro/libnds/ci/master/tree/source/arm7/sdmmc.c sample code] and [http://sourceforge.net/p/devkitpro/libnds/ci/master/tree/include/nds/arm7/sdmmc.h documentation].
  
 
3DS SDMC/NAND IO registers are located at 0x10006000 and apparently mirrored at 0x10007000. It seems the 0x10007000 mirror is never used on retail units.
 
3DS SDMC/NAND IO registers are located at 0x10006000 and apparently mirrored at 0x10007000. It seems the 0x10007000 mirror is never used on retail units.

Revision as of 17:59, 17 March 2014

NAME PHYSICAL ADDRESS WIDTH
REG_SDCMD 0x10006000 2
REG_SD??? 0x10006002 2
REG_SDCMDARG0 0x10006004 2
REG_SDCMDARG1 0x10006006 2
REG_SDSTOP 0x10006008 2
REG_SDBLKCOUNT 0x1000600a 2
REG_SDRESP0-7 0x1000600c 2*8
REG_SDSTATUS0 0x1000601c 2
REG_SDSTATUS1 0x1000601e 2
REG_SD??? 0x10006020 2
REG_SD??? 0x10006022 2
REG_SDCLKCTL 0x10006024 2
REG_SDBLKLEN 0x10006026 2
REG_SDOPT 0x10006028 2
REG_SDFIFO 0x10006030 2

The IO interface for SDMC/NAND seems to be very similar to the DSi; see libnds for sample code and documentation.

3DS SDMC/NAND IO registers are located at 0x10006000 and apparently mirrored at 0x10007000. It seems the 0x10007000 mirror is never used on retail units.

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