主题 : [sbc2410x] SD卡不能启动 复制链接 | 浏览器收藏 | 打印
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楼主  发表于: 2010-09-15 22:59

 [sbc2410x] SD卡不能启动

如何令sbc2410x 以SD卡启动?

dmesg (部分)

<6>s3c2410-sdi s3c2410-sdi: powered down.
<6>s3c2410-sdi s3c2410-sdi: initialisation done.
<6>s3c2410-sdi s3c2410-sdi: running at 0kHz (requested: 0kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>TCP cubic registered
<6>NET: Registered protocol family 17
<6>RPC: Registered udp transport module.
<6>RPC: Registered tcp transport module.
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
<6>Waiting for root device /dev/mmcblk0p2...
<6>s3c2410-sdi s3c2410-sdi: running at 98kHz (requested: 97kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 25000kHz (requested: 25000kHz).
<6>s3c2410-sdi s3c2410-sdi: running at 25000kHz (requested: 25000kHz).
<6>mmc0: new SDHC card at address aaaa
<6>mmcblk0: mmc0:aaaa SD04G 3.69 GiB (ro)
<6> mmcblk0: p1 p2
VFS: Cannot open root device "mmcblk0p2" or unknown-block(179,2)
Please append a correct "root=" boot option; here are the available partitions:
1f00              16 mtdblock0 (driver?)
1f01            2048 mtdblock1 (driver?)
1f02            4096 mtdblock2 (driver?)
1f03            2048 mtdblock3 (driver?)
1f04            4096 mtdblock4 (driver?)
1f05           10240 mtdblock5 (driver?)
1f06           24576 mtdblock6 (driver?)
1f07           16384 mtdblock7 (driver?)
b300         3872256 mmcblk0 driver: mmcblk
  b301          104391 mmcblk0p1
  b302         3767242 mmcblk0p2
<0>Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(179,2)