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Dobrica Pavlinušić's random unstructured stuff
A33
meanIT tablet Q707" IPS Quad Core recovery: extdroid4.4.2_r2-a33-v2.0 adb shelldpavlin@siobhan:~$ adb shell root@astar-ococci:/ # root@astar-ococci:/ # cat /proc/cmdline console=ttyS0,115200 root=/dev/nandd init=/init loglevel=4 specialstr= partitions=bootloader@nanda:env@nandb:boot@nandc:system@nandd:data@nande:misc@nandf:recovery@nandg:cache@nandh:metadata@nandi:private@nandj:UDISK@nandk boot_type=0 config_size=39716 root@astar-ococci:/ # cat /proc/cpuinfo Processor : ARMv7 Processor rev 5 (v7l) processor : 0 BogoMIPS : 5714.28 processor : 1 BogoMIPS : 4800.00 processor : 3 BogoMIPS : 4800.00 Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpv4 idiva idivt CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 Hardware : sun8i Revision : 0000 Serial : 1a884915 board
AL-AX3-751B-V1.0 http://linux-sunxi.org/Aoson_M751s https://github.com/Icenowy/linux-kernel-lichee-a33/tree/aoson-m751s USB FELVol+ to enter FEL mode Bus 003 Device 004: ID 1f3a:efe8 Onda (unverified) V972 tablet in flashing mode root@x230:~# sunxi-fel ver AWUSBFEX soc=00001667(A33) 00000001 ver=0001 44 08 scratchpad=00007e00 00000000 00000000 # read SID root@x230:~# sunxi-fel readl 0x01c23800 0x0461872a root@x230:~# sunxi-fel sid 0461872a:033c50c3:1a884915:00000000 device infodpavlin@x230:~/a33$ sudo sunxi-fel read 0x42400000 0x82d0 boot1.header # blocks and version doesn't work any more root@x230:~# sunxi-fel -v read 0x43000000 0x20000 script.bin # also doesn't transfer anything and hangs extract data from devicedpavlin@klin:/klin/armbian/sunxi-tools$ make CROSS_COMPILE=arm-linux-gnueabihf- sunxi-meminfo arm-linux-gnueabihf-gcc -std=c99 -Wall -Wextra -Wno-unused-result -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE -D_DEFAULT_SOURCE -Iinclude/ -static -o sunxi-meminfo meminfo.c dpavlin@klin:/klin/armbian/sunxi-tools$ make CROSS_COMPILE=arm-linux-gnueabihf- sunxi-script_extractor arm-linux-gnueabihf-gcc -std=c99 -Wall -Wextra -Wno-unused-result -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE -D_DEFAULT_SOURCE -Iinclude/ -static -o sunxi-script_extractor script_extractor.c # put files in /cache/ instead of /sdcard/ since /sdcard/ doesn't have executable permission dpavlin@x230:/mnt/klin/klin/armbian/sunxi-tools$ adb push sunxi-script_extractor /cache/ [100%] /cache/sunxi-script_extractor dpavlin@x230:/mnt/klin/klin/armbian/sunxi-tools$ adb push sunxi-meminfo /cache/ [100%] /cache/sunxi-meminfo root@astar-ococci:/cache # ./sunxi-meminfo Error: unknown or unhandled Soc: 0x1667 255| # urgh! svroot@astar-ococci:/cache # ./sunxi-script_extractor > a33.bin root@astar-ococci:/cache # ls -al a33.bin -rw-rw-rw- root root 131072 2017-10-18 17:57 a33.bin u-bootdpavlin@klin:/klin/u-boot$ git remote -v sunxi git://git.denx.de/u-boot-sunxi.git (fetch) sunxi git://git.denx.de/u-boot-sunxi.git (push) dpavlin@klin:/klin/u-boot$ git checkout -b sunxi/next sunxi/next Branch 'sunxi/next' set up to track remote branch 'next' from 'sunxi'. Switched to a new branch 'sunxi/next' dpavlin@klin:/klin/u-boot$ make CROSS_COMPILE=arm-linux-gnueabihf- q8_a33_tablet_1024x600_defconfig dpavlin@klin:/klin/u-boot$ make CROSS_COMPILE=arm-linux-gnueabihf- -j4 malware pre-installed
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