Hi Thomas On Tue, 22 Aug 2023 at 15:59, <thomas.mittelsta...@de.bosch.com> wrote: > > From: Thomas Mittelstaedt <thomas.mittelsta...@de.bosch.com> >
You need a reasonable commit message explaining why you want to change those files > Signed-off-by: Thomas Mittelstaedt <thomas.mittelsta...@de.bosch.com> > --- > doc/develop/uefi/u-boot_on_efi.rst | 84 ++++++++++++++++++++++++++++++ > 1 file changed, 84 insertions(+) > > diff --git a/doc/develop/uefi/u-boot_on_efi.rst > b/doc/develop/uefi/u-boot_on_efi.rst > index acad6397e8..0d4927807c 100644 > --- a/doc/develop/uefi/u-boot_on_efi.rst > +++ b/doc/develop/uefi/u-boot_on_efi.rst > @@ -254,6 +254,90 @@ This shows running with serial enabled (see > `include/configs/efi-x86_app.h`):: > > => QEMU: Terminated > > +Run on VirtualBox (x86_64) > +-------------------------- > + > +Enable EFI > +~~~~~~~~~~ > +At settings for virtual machine the flag at **System->Motherboard->Enable EFI > +(special OSes only)** has to be enabled. > + > +Installation > +~~~~~~~~~~~~ > +Provide the preinstalled Linux system as a Virtual Disk Image (VDI) and > assign > +it to a SATA controller (type AHCI) using the settings for the virtual > machine > +at menu item **System->Storage->Controller:SATA**. > + > +For the following description three GPT partitions are assumed: > + > +- Partition 1: formatted as FAT file-system and marked as EFI system > partition > + (partition type 0xEF00) used for the U-Boot EFI binary. (If VirtualBox is > UEFI > + compliant, it should recognize the ESP as the boot partition.) > + > +- Partition 2: formatted as **ext4**, used for root file system > + > +Create an extlinux.conf or a boot script > +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > + > +Following files are assumed to be located at system for boot configuration:: > + > + Partition File Comment > + 1 EFI/BOOT/BOOTX64.efi # renamed U-Boot EFI image > + 1 Image # Linux image > + 1 Initrd # Initramfs of Linux > + > +**EFI/BOOT/BOOTX64.efi** is a renamed build result **u-boot-payload.efi**, > built with > +**efi-x86_payload64_defconfig** configuration. > + > +Boot script > +~~~~~~~~~~~ > + > +The boot script **boot.scr** is assumed to be located at:: > + > + Partition File Comment > + 1 boot.scr # Boot script, generated with mkimage from template > + > +Content of **boot.scr**: > + > +.. code-block:: bash > + > + ext4load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} > ${prefix}Image > + setenv kernel_size ${filesize} > + ext4load ${devtype} ${devnum}:${distro_bootpart} ${ramdisk_addr_r} > ${prefix}Initrd > + setenv initrd_size ${filesize} > + zboot ${kernel_addr_r} ${kernel_size} ${ramdisk_addr_r} ${initrd_size} > + > +Extlinux configuration > +~~~~~~~~~~~~~~~~~~~~~~ > + > +Alternatively a configuration **extlinux.conf** can be used. > **extlinux.conf** > +is assumed to be located at:: > + > + Partition File Comment > + 1 extlinux/extlinux.conf # Extlinux boot configuration > + > +Content of **extlinux.conf**: > + > +.. code-block:: bash > + > + default l0 > + menu title U-Boot menu > + prompt 0 > + timeout 50 > + > + label l0 > + menu label Linux > + linux /Image > + initrd /Initrd > + > + > +Additionally something like (sda is assumed as disk device): > + > +.. code-block:: bash > + > + append root=/dev/sda2 console=tty0 console=ttyS0,115200n8 rootwait rw > + > + > > Future work > ----------- > -- > 2.30.2 > Thanks /Ilias