Use Beautiful Soup4 to pull weather
Recently, i found i can not get weather forecast from http://wxdata.weather.com/wxdata as below:This service is deprecated as of 01/15/2020ok, i'm using pywapi-0.3.8 to show weather forec...阅读全文
解决Gmail登录失败时Invalid credentials错误问题
今天git sendmail(gmail)出现如下错误：Send this email? ([y]es|[n]o|[q]uit|[a]ll): y
5.7.8 Username and Password not accepted. Learn more at
5.7.8 https://support.google.com/mail/?p=BadCredentials ...阅读全文
Android AB retry count分析
A/B系统是Android设计给OTA用，前面有文章分析过，只不过是LK下。现在看下QCOM UEFI下对A/B retry count是否递减的逻辑。EFI_STATUS
FindBootableSlot (Slot *BootableSlot)
{
Unbootable = (BootEntry->PartEntry.Attributes & PAR...阅读全文
定屏问题分析
QCOM Android Q平台，现场adb不可用，TP不能用，Kernel 4.x。热键进入ramdump mode，导出RAM后check kernel log，发现如下eMMC错误:[41534.077689] mmc0: Reset 0x4 never completed.
[41534.077715] mmc0: sdhci: ============ SDHC...阅读全文
Android boot state说明
之前遇到了avb提示"device is corrupt"的问题，涉及boot state。我们先看下官方的说明，目前是Android 10：After determining the boot state of a device, you need to communicate that state to the user. If the device doesn't ...阅读全文
安卓刷机后出现device is corrupt后进入fastboot问题分析
问题Android 10.0 + QCOM平台 + uefi，刷完机屏幕提示设备损坏然后进入了fastboot，屏幕提示如下：Your device is corrupt. It can't be trusted and will not boot...一上来会认为刷机有问题？有时候，你的眼睛背叛了你的心。分析首先，获取串口log，主要部分：Active Slot _a ...阅读全文
Android 10 metadata 分区说明
参考高通平台Android 10，刷机时发现刷了metadata.img，不刷userdata.img，起不来。我们来看下这个分区的由来：metadata: The metadata partition is used when device is encrypted and is 16MB or larger.官方的定义如上，设备加密时使用。设备加密有2种：Androi...阅读全文
EDK2 Fastboot Flash分析
这段时间都在忙着port custom features from LK to edk2，搭了个框后主要耗时在custom fastboot download。一般我们在fastboot flash xxx_part xxx_part.img时，会先触发一个download cmd完成后再触发一个flash cmd。我们先看下QCOM原生CmdDownload()。/* ...阅读全文