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live-custom-ubuntu-from-scratch
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Update README.md

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Marcos Tischer Vallim 2019-06-30 13:54:56 -03:00 committed by GitHub
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@ -357,9 +357,18 @@ sudo umount $HOME/live-ubuntu-from-scratch/chroot/run
sudo cp chroot/boot/initrd.img-**-**-generic image/casper/initrd
```
3. Copy memtest binary
3. Copy memtest86+ binary (BIOS)
```
sudo cp chroot/boot/memtest86+.bin image/install/memtest
sudo cp chroot/boot/memtest86+.bin image/install/memtest86+
```
4. Extract memtest86 binary (UEFI)
```
wget --progress=dot https://www.memtest86.com/downloads/memtest86-usb.zip -O image/install/memtest86-usb.zip
unzip -p image/install/memtest86-usb.zip memtest86-usb.img > image/install/memtest86
rm image/install/memtest86-usb.zip
```
## Grub configuration
@ -395,8 +404,13 @@ sudo umount $HOME/live-ubuntu-from-scratch/chroot/run
initrd /casper/initrd
}
menuentry "Test memory" {
linux16 /install/memtest
menuentry "Test memory Memtest86+ (BIOS)" {
linux16 /install/memtest86+
}
menuentry "Test memory Memtest86 (UEFI, long load time)" {
loopback loop /install/memtest86
chainloader (loop,1)/EFI/BOOT/BOOTX64.efi
}
EOF
```
@ -558,4 +572,4 @@ sudo umount $HOME/live-ubuntu-from-scratch/chroot/run
It is simple and easy, using "dd"
```
sudo dd if=ubuntu-from-scratch.iso of=<device> bs=4M
```
```