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不是系统检测电池电量为0,系统log打印显示,先还没有发现电池,后来又显示电池的容量和电压。
从这个逻辑推导:是不是由于不存在电池,但是初始化强行给它充电,导致在开机的时候 BQ25703认为是有电池的,所以首先从电池取电,然后VSYS这里被拉下去一下,导致整个系统失电从而启动失败。 有没有办法验证?
部分log如下
[ 5.246477] healthd: BatteryTemperaturePath not found
[ 5.246510] healthd: BatteryCurrentNowPath not found
[ 5.246528] healthd: BatteryFullChargePath not found
[ 5.246545] healthd: BatteryCycleCountPath not found
[ 5.247440] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 5.290100] Freeing drm_logo memory: 13500K
[ 5.325611] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 5.326117] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 6.750412] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 7.502396] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 9.004903] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 9.755811] healthd: battery l=87 v=4109 t=0.0 h=2 st=3 chg=u
[ 10.072547] healthd: battery l=87 v=4143 t=0.0 h=2 st=2 chg=u
[ 10.231372] init: cannot find '/system/bin/sh' (No such file or directory), disabling 'console'
[ 11.258535] healthd: battery l=87 v=4143 t=0.0 h=2 st=2 chg=u
[ 12.011612] healthd: battery l=87 v=4143 t=0.0 h=2 st=2 chg=u
[ 12.012820] dw-mipi-dsi ff960000.dsi: vop BIG output to dsi0
[ 12.012902] dw-mipi-dsi ff960000.dsi: final DSI-Link bandwidth: 1064 x 4 Mbps
[ 14.563534] random: nonblocking pool is initialized
[ 17.534847] dw-mipi-dsi ff960000.dsi: vop BIG output to dsi0
[ 17.534985] dw-mipi-dsi ff960000.dsi: final DSI-Link bandwidth: 1064 x 4 Mbps
[ 18.102171] healthd: battery l=87 v=4149 t=0.0 h=2 st=2 chg=u
[ 19.036945] healthd: battery l=87 v=4149 t=0.0 h=2 st=2 chg=u
[ 19.535779] healthd: battery l=87 v=4149 t=0.0 h=2 st=2 chg=u
[ 19.535926] charger: [19412] rebooting
[ 19.537223] sysrq: SysRq : Emergency Remount R/O
[ 19.537314] Emergency Remount complete
[ 19.537897] cpu0 limit freq=816000 min=816000 ax=816000