On Mon, Sep 11, 2023 at 07:32:06AM +0200, Laszlo Ersek wrote: > On 9/8/23 08:13, Sunil V L wrote: > > Hi Laszlo, > > > > On Thu, Sep 07, 2023 at 04:58:25PM +0200, Laszlo Ersek wrote: > >> Explain how users can compose their pre-OS environment purely from > >> binaries they've built themselves. > >> > >> Cc: Andrei Warkentin <andrei.warken...@intel.com> > >> Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org> > >> Cc: Gerd Hoffmann <kra...@redhat.com> > >> Cc: Jiewen Yao <jiewen....@intel.com> > >> Cc: Jordan Justen <jordan.l.jus...@intel.com> > >> Cc: Sunil V L <suni...@ventanamicro.com> > >> Signed-off-by: Laszlo Ersek <ler...@redhat.com> > >> --- > >> > >> Notes: > >> rendered version: > >> > >> > >> https://github.com/lersek/edk2/tree/bring-your-own-opensbi/OvmfPkg/RiscVVirt#test-with-your-own-opensbi-binary > >> > >> OvmfPkg/RiscVVirt/README.md | 17 +++++++++++++++++ > >> 1 file changed, 17 insertions(+) > >> > >> diff --git a/OvmfPkg/RiscVVirt/README.md b/OvmfPkg/RiscVVirt/README.md > >> index 8c3ac37b802a..dbb40bbe89b0 100644 > >> --- a/OvmfPkg/RiscVVirt/README.md > >> +++ b/OvmfPkg/RiscVVirt/README.md > >> @@ -69,3 +69,20 @@ Below example shows how to boot openSUSE Tumbleweed E20. > >> -device virtio-net-pci,netdev=net0 \ > >> -device virtio-blk-device,drive=hd0 \ > >> -drive > >> file=openSUSE-Tumbleweed-RISC-V-E20-efi.riscv64.raw,format=raw,id=hd0 > >> + > >> +## Test with your own OpenSBI binary > >> +Using the above QEMU command line, **RISCV_VIRT_CODE.fd** is launched by > >> the > >> +OpenSBI binary that is bundled with QEMU. You can build your own OpenSBI > >> binary > >> +as well: > >> + > >> + OPENSBI_DIR=... > >> + git clone https://github.com/riscv/opensbi.git $OPENSBI_DIR > >> + make -C $OPENSBI_DIR \ > >> + -j $(getconf _NPROCESSORS_ONLN) \ > >> + CROSS_COMPILE=riscv64-linux-gnu- \ > >> + PLATFORM=generic > >> + > > Do we need to duplicate these OpenSBI build instructions in EDK2? IMO, > > we should just document how to use -bios to use custom OpenSBI image. > > The build instructions for other software repos can change at any > > time. > > Can we include the opensbi project URL at least? > Hi Laszlo,
Yes, I think providing the URL is a good idea. Thanks, Sunil > Laszlo > > > > > Thanks, > > Sunil > >> +then specify that binary for QEMU, with the following additional command > >> line > >> +option: > >> + > >> + -bios $OPENSBI_DIR/build/platform/generic/firmware/fw_dynamic.bin > > > -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#108477): https://edk2.groups.io/g/devel/message/108477 Mute This Topic: https://groups.io/mt/101216052/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
