EMMC zh - FriendlyELEC WiKi Device life time estimation type A: life time estimation for SLC eraseblocks, provided in steps of 10%, e g : 0x02 means 10%-20% device life time used Device life time estimation type B: life time estimation for MLC eraseblocks, provided in steps of 10%, e g : 0x02 means 10%-20% device life time used
eMMC 健康度检查_linux查看emmc寿命-CSDN博客 文章摘要:在Linux系统中,eMMC芯片通常挂载为 dev mmcblk0或 dev mmcblk1。 通过mmc-utils工具读取EXT_CSD寄存器可获取eMMC寿命信息,关键字段包括DEVICE_LIFE_TIME_EST_TYP_A B(0x01~0x0A对应0%~100%寿命)和PRE_EOL_INFO(预警等级)。