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Altera_Forum
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16 years ago

mounting SD Card on uClinux

Hi everyone, I'm trying to implement a fat file system on sd card I followed the instructions for Altera SPI Core on this page http://www.nioswiki.com/operatingsystems/uclinux/mmcsd didn't w...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

I want know why after I use nios2-terminal command, I cann't see the display messages above,is the hardware problem or pin assign problem?

"mmc0: host does not support reading read-only switch. assuming write-enable.

mmc0: new SDHC card on SPI

mmcblk0: mmc0:0000 SD04G 3.69 GiB

mmcblk0:Command: mount -t proc proc /proc -o noexec,nosuid,nodev

"

DO you means that I should download the zImage and mmc_block.o and mmc_spi.o at first ?and modprobe mmc_block and mmc_spi ?

I make zImage with mmc_block.o and mmc_spi.o.

"nios2-linux/uClinux-dist/linux-2.6.x/drivers/mmc/host/mmc_spi.o"

"nios2-linux/uClinux-dist/linux-2.6.x/drivers/mmc/card/mmc_block.o"