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[189.203.100.56]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7eb54291227sm14468196a34.3.2026.07.07.09.44.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jul 2026 09:44:14 -0700 (PDT) Date: Tue, 7 Jul 2026 10:44:12 -0600 From: Tom Rini To: Kuan-Wei Chiu Cc: bmeng.cn@gmail.com, joe.hershberger@ni.com, rfried.dev@gmail.com, jerome.forissier@arm.com, jserv@ccns.ncku.edu.tw, eleanor15x@gmail.com, marscheng@google.com, u-boot@lists.denx.de Subject: Re: [PATCH 0/4] fs: Add 9P filesystem support over virtio Message-ID: <20260707164412.GM749385@bill-the-cat> References: <20260706215446.4068820-1-visitorckw@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="TBENZjb3H68EWLQV" Content-Disposition: inline In-Reply-To: <20260706215446.4068820-1-visitorckw@gmail.com> X-Clacks-Overhead: GNU Terry Pratchett X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean --TBENZjb3H68EWLQV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 06, 2026 at 09:54:42PM +0000, Kuan-Wei Chiu wrote: > Add 9P network filesystem support to U-Boot. >=20 > It allows U-Boot to directly mount host directories in virtualization > environments via virtio. >=20 > The functionality has been verified on qemu arm64 by successfully > loading a Linux kernel image and an initramfs image via 9P, and booting > to the Linux shell. >=20 > To test with QEMU: > -fsdev local,id=3Dfsdev0,path=3D/path/to/host/dir,security_model=3Dnone= \ > -device virtio-9p-device,fsdev=3Dfsdev0,mount_tag=3Drootfs >=20 > U-Boot usage: > =3D> virtio scan > =3D> ls 9p - / > =3D> load 9p - $kernel_addr_r /Image > =3D> load 9p - $ramdisk_addr_r /initramfs.cpio > =3D> booti $kernel_addr_r $ramdisk_addr_r:$filesize $fdtcontroladdr Neat. Can you please update this to include docs and tests (and likely updating u-boot-test-hooks so QEMU is started with the required options? We already have a bit of python so that we can pass a build directory over to QEMU for TFTP tests, iirc). Thanks! --=20 Tom --TBENZjb3H68EWLQV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTzzqh0PWDgGS+bTHor4qD1Cr/kCgUCak0s3AAKCRAr4qD1Cr/k CsJ0AQCx0nYXL188ras5qWhR2708nMgnAodfAm/qtMSf4PbaZgEA7DuLc94rZSd8 0Vmuxk8IDNlxVKClR4l713Hb/abzHwU= =h4Nd -----END PGP SIGNATURE----- --TBENZjb3H68EWLQV--