Hi Michal, On Mon, 16 Oct 2023 at 15:25, Michal Simek <michal.si...@amd.com> wrote: > > > > On 10/16/23 04:39, Masahisa Kojima wrote: > > On Mon, 16 Oct 2023 at 08:50, Masahisa Kojima > > <masahisa.koj...@linaro.org> wrote: > >> > >> This series adds the EFI HTTP boot support. > >> User can add the URI device path with "efidebug boot add" command. > >> efibootmgr handles the URI device path, download the > >> specified file using wget, mount the downloaded image with > >> blkmap, then boot with the default file(e.g. EFI/BOOT/BOOTAA64.EFI) > >> by selecting automatically created boot option when the new disk is > >> detected. > >> > >> This version still does not include the test. > >> > >> To enable EFI HTTP boot, we need to enable the following Kconfig options. > >> CONFIG_CMD_DNS > >> CONFIG_CMD_WGET > >> CONFIG_BLKMAP > >> CONFIG_EFI_HTTP_BOOT > >> > >> On the Socionext Developerbox, enter the following commands then > >> debian installer is downloaded into "loadaddr" and installer > >> automatically starts. > >> => dhcp > >> => setenv serverip 192.168.1.1 > >> => efidebug boot add -u 3 debian-netinst > >> http://ftp.riken.jp/Linux/debian/debian-cd/12.1.0/arm64/iso-cd/debian-12.1.0-arm64-netinst.iso > >> => efidebug boot order 3 > >> => bootefi bootmgr > >> > >> Note that this debian installer can not proceed the installation > >> bacause RAM disk of installer image is not recogniged by the kernel. > >> I'm still investigating this issue, but drivers/nvdimm/of_pmem.c in linux > >> will be one of the solution to recognize RAM disk from kernel. > >> (In EDK2, the equivalent solution is called ACPI NFIT.) > >> > >> On QEMU, I can not make DNS work from the QEMU guest. > >> The following commands work on qemu_arm64(manually set the http server ip > >> in URI). > >> => dhcp > >> => setenv gatewayip 10.0.2.2 > >> => setenv httpserverip 134.160.38.1 > >> => efidebug boot add -u 3 debian-netinst > >> http://134.160.38.1/Linux/debian/debian-cd/12.1.0/arm64/iso-cd/debian-12.1.0-arm64-netinst.iso > >> => efidebug boot order 3 > >> => bootefi bootmgr > >> > >> [TODO] > >> - add test > >> - stricter wget uri check > >> - omit the dns process if the given uri has ip address > >> -> this will be supported when the lwip migration completes > >> - uri device path support in eficonfig > >> > >> [change log] > >> v5 -> v6 > >> - add patch #4 "Boot var automatic management for removable medias" > >> - boot from automatically created boot option > >> rather than searching default file on the fly > >> - introduce new CONFIG_EFI_HTTP_BOOT Kconfig option > >> - comment in one place > >> - use log_err() rather than printf() > >> - use env_get_hex("filesize", 0) instead of return value of net_loop() > >> - use more suitable error code > >> - blkmap can be build for SPL/TPL > >> - add CDROM short-form device path support > > > > Sorry but I forgot to include the necessary changes. > > I will resend this series soon. > > Which pretty much means that that next series is v7. If not you will confuse > tools like b4.
Thank you, yes, I will send the updated version as v7. Sorry for sending so many emails. Thanks, Masahisa Kojima > > Thanks, > Michal >
