T962平台如何查询EMMC的使用寿命！

刘帮

mmc info - display info of the current MMC device
mmc read addr blk# cnt
mmc write addr blk# cnt
mmc erase blk# cnt
mmc rescan
mmc part - lists available partition on current mmc device
mmc dev [dev] [part] - show or set current mmc device [partition]
mmc list - lists available devices
mmc lifetime - show dev life time estimate type A/B
mmc ext_csd [bit] <val> - read/write ext_csd [bit] value
mmc ffu ver addr cnt - update ffu fw
mmc setdsr <value> - set DSR register value
打入命令：mmc lifetime，无法查询！