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August 27, 2018 08:35
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Update bios from Linux on HP Elitebook 840 G3
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| !!! WARNING Selecting wrong /dev/sdX might wipe your main harddrive !!! | |
| !!! These are only notes, not a step by step !!! | |
| Download BIOS from HP's page, find your correct bios files via serialnumber | |
| # sudo dmidecode |grep -A 4 "HP EliteBook" | |
| Download the service pack spXXXXX.exe | |
| # apt-get install wine-stable | |
| # wine spXXXXX.exe | |
| Follow the installer instructions, pretty much the : next next accept next ok dance... | |
| Grab an old USB stick you can wipe, insert it and find out what /dev/sdbXXX it attaches as. (dmesg is your friend) | |
| !! WARNINGS: THIS WILL ERASE sdX, BE SURE ITS THE USB STICK !! | |
| # sudo dd if=/dev/zero of=/dev/sdX bs=1M count=10 | |
| # sudo cfdisk /dev/sdX | |
| Create a dos partition table and one partition, W95 Fat32 LBA. | |
| Write changes to disk and exit cfdisk | |
| # sudo mkfs.vfat -n HP_TOOLS /dev/sdX1 | |
| # sudo mount /dev/sdX1 /mnt | |
| # cd /mnt && mkdir -p Hewlett-Packard/BIOS/New | |
| BIOS filename and spXXXXX may vary... | |
| # sudo cp /home/$YOURUSERNAME/.wine/drive_c/SWSetup/sp90206/N75_0133.bin /mnt/Hewlett-Packard/BIOS/New/ | |
| # sync | |
| # sudo umount /mnt | |
| And maybe remove wine + deps | |
| # sudo apt-get remove wine-stable && apt-get autoremove | |
| Reboot machine, press F10 during boot to enter BIOS, update from local media | |
| Note that boot from USB must be enabled or the BIOS/UEFI will fail to find the firmware file. | |
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infelizmente não funciona no modelo HP Pavillion 2100 Series, nem no windows, nem no linux