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Sun, 20 Jul 2025 10:58:36 -0700 (PDT) Received: from [10.138.10.6] ([89.187.178.201]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4abb499f211sm32055611cf.16.2025.07.20.10.58.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 20 Jul 2025 10:58:35 -0700 (PDT) Message-ID: Date: Sun, 20 Jul 2025 13:58:34 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Demi Marie Obenour Subject: [PATCH v5 0/8] Sound support in Spectrum VMs References: <6ab772e0-62b0-430f-8d3c-0bba79a3282c@gmail.com> Content-Language: en-US In-Reply-To: <6ab772e0-62b0-430f-8d3c-0bba79a3282c@gmail.com> To: Spectrum OS Development Autocrypt: addr=demiobenour@gmail.com; keydata= xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49yB+l2nipd aq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYfbWpr/si88QKgyGSV Z7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/UorR+FaSuVwT7rqzGrTlscnT DlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7MMPCJwI8JpPlBedRpe9tfVyfu3euTPLPx wcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9Hzx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR 6h3nBc3eyuZ+q62HS1pJ5EvUT1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl 5FMWo8TCniHynNXsBtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2 Bkg1b//r6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nSm9BBff0N m0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQABzTxEZW1pIE1hcmll IE9iZW5vdXIgKGxvdmVyIG9mIGNvZGluZykgPGRlbWlvYmVub3VyQGdtYWlsLmNvbT7CwXgE EwECACIFAlp+A0oCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJELKItV//nCLBhr8Q AK/xrb4wyi71xII2hkFBpT59ObLN+32FQT7R3lbZRjVFjc6yMUjOb1H/hJVxx+yo5gsSj5LS 9AwggioUSrcUKldfA/PKKai2mzTlUDxTcF3vKx6iMXKA6AqwAw4B57ZEJoMM6egm57TV19kz PMc879NV2nc6+elaKl+/kbVeD3qvBuEwsTe2Do3HAAdrfUG/j9erwIk6gha/Hp9yZlCnPTX+ VK+xifQqt8RtMqS5R/S8z0msJMI/ajNU03kFjOpqrYziv6OZLJ5cuKb3bZU5aoaRQRDzkFIR 6aqtFLTohTo20QywXwRa39uFaOT/0YMpNyel0kdOszFOykTEGI2u+kja35g9TkH90kkBTG+a EWttIht0Hy6YFmwjcAxisSakBuHnHuMSOiyRQLu43ej2+mDWgItLZ48Mu0C3IG1seeQDjEYP tqvyZ6bGkf2Vj+L6wLoLLIhRZxQOedqArIk/Sb2SzQYuxN44IDRt+3ZcDqsPppoKcxSyd1Ny 2tpvjYJXlfKmOYLhTWs8nwlAlSHX/c/jz/ywwf7eSvGknToo1Y0VpRtoxMaKW1nvH0OeCSVJ itfRP7YbiRVc2aNqWPCSgtqHAuVraBRbAFLKh9d2rKFB3BmynTUpc1BQLJP8+D5oNyb8Ts4x Xd3iV/uD8JLGJfYZIR7oGWFLP4uZ3tkneDfYzsFNBFp+A0oBEAC9ynZI9LU+uJkMeEJeJyQ/ 8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd8xD57ue0eB47bcJv VqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPpI4gfUbVEIEQuqdqQyO4GAe+M kD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalql1/iSyv1WYeC1OAs+2BLOAT2NEggSiVO txEfgewsQtCWi8H1SoirakIfo45Hz0tk/Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJ riwoaRIS8N2C8/nEM53jb1sH0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcN fRAIUrNlatj9TxwivQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6 dCxN0GNAORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog2LNtcyCj kTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZAgrrnNz0iZG2DVx46 x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJELKItV//nCLBwNIP/AiIHE8b oIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwjjVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGj gn0TPtsGzelyQHipaUzEyrsceUGWYoKXYyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8fr RHnJdBcjf112PzQSdKC6kqU0Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2 E0rW4tBtDAn2HkT9uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHM OBvy3EhzfAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVssZ/rYZ9+5 1yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aWemLLszcYz/u3XnbO vUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPthZlDnTnOT+C+OTsh8+m5tos8 HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E +MYSfkEjBz0E8CLOcAw7JIwAaeBT Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Message-ID-Hash: 2QI4AD4S35LTVAK6F6D7QEU4ZZVGV7MH X-Message-ID-Hash: 2QI4AD4S35LTVAK6F6D7QEU4ZZVGV7MH X-MailFrom: demiobenour@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-devel.spectrum-os.org-0; header-match-devel.spectrum-os.org-1; header-match-devel.spectrum-os.org-2; header-match-devel.spectrum-os.org-3; header-match-devel.spectrum-os.org-4; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Alyssa Ross X-Mailman-Version: 3.3.9 Precedence: list Reply-To: Demi Marie Obenour List-Id: Patches and low-level development discussion Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: The first patch reverts a completely wrong patch I sent earlier. Patches 2 through 7 clean up directory creation in the boot scripts, and patch 8 actually adds working (and tested) support for audio in the VM via PipeWire. This only works when running in a QEMU VM, as there is no sound support in Cloud Hypervisor and crosvm's sound support requires CrAS or Android. Running CrAS might actually not be a bad idea; if nothing else, I expect it to have significantly better code quality than PipeWire. CrAS does rely on udev, though, so I don't see a way around udev on the host. Demi Marie Obenour (8): Revert "img/app: fix permissions on /tmp" img/app: Use separate service to create directories img/app: Fix permissions of /tmp/.X11-unix img/app: Create other X11 directories img/app: Be explicit about directory modes img/app: create /run/user and /run/wait very early in boot host/rootfs: create /run/user and /run/wait very early in boot img/app: Run PipeWire and WirePlumber in the VMs host/rootfs/etc/mdev/listen | 1 - host/rootfs/etc/mdev/wait | 1 - host/rootfs/etc/s6-linux-init/scripts/rc.init | 1 + host/rootfs/etc/s6-rc/weston/run | 6 +- img/app/Makefile | 22 +- img/app/default.nix | 3 + img/app/etc/fstab | 2 +- img/app/etc/mdev.conf | 3 + img/app/etc/mdev/listen | 1 - img/app/etc/mdev/wait | 1 - img/app/etc/pipewire/pipewire.conf | 199 +++++++ img/app/etc/s6-linux-init/scripts/rc.init | 2 +- .../etc/s6-rc/app/dependencies.d/directories | 0 .../etc/s6-rc/app/dependencies.d/wireplumber | 0 .../etc/s6-rc/dbus/dependencies.d/directories | 0 img/app/etc/s6-rc/directories/type | 1 + img/app/etc/s6-rc/directories/type.license | 2 + img/app/etc/s6-rc/directories/up | 10 + .../s6-rc/pipewire/dependencies.d/directories | 0 .../etc/s6-rc/pipewire/dependencies.d/mdevd | 0 img/app/etc/s6-rc/pipewire/notification-fd | 1 + .../s6-rc/pipewire/notification-fd.license | 2 + img/app/etc/s6-rc/pipewire/run | 25 + img/app/etc/s6-rc/pipewire/type | 1 + img/app/etc/s6-rc/pipewire/type.license | 2 + .../dependencies.d/directories | 0 img/app/etc/s6-rc/wayland-proxy-virtwl/run | 11 - .../etc/s6-rc/wireplumber/dependencies.d/dbus | 0 .../s6-rc/wireplumber/dependencies.d/pipewire | 0 img/app/etc/s6-rc/wireplumber/run | 4 + img/app/etc/s6-rc/wireplumber/type | 1 + img/app/etc/s6-rc/wireplumber/type.license | 2 + img/app/etc/wireplumber/wireplumber.conf | 536 ++++++++++++++++++ 33 files changed, 816 insertions(+), 24 deletions(-) create mode 100644 img/app/etc/pipewire/pipewire.conf create mode 100644 img/app/etc/s6-rc/app/dependencies.d/directories create mode 100644 img/app/etc/s6-rc/app/dependencies.d/wireplumber create mode 100644 img/app/etc/s6-rc/dbus/dependencies.d/directories create mode 100644 img/app/etc/s6-rc/directories/type create mode 100644 img/app/etc/s6-rc/directories/type.license create mode 100644 img/app/etc/s6-rc/directories/up create mode 100644 img/app/etc/s6-rc/pipewire/dependencies.d/directories create mode 100644 img/app/etc/s6-rc/pipewire/dependencies.d/mdevd create mode 100644 img/app/etc/s6-rc/pipewire/notification-fd create mode 100644 img/app/etc/s6-rc/pipewire/notification-fd.license create mode 100644 img/app/etc/s6-rc/pipewire/run create mode 100644 img/app/etc/s6-rc/pipewire/type create mode 100644 img/app/etc/s6-rc/pipewire/type.license create mode 100644 img/app/etc/s6-rc/wayland-proxy-virtwl/dependencies.d/directories create mode 100644 img/app/etc/s6-rc/wireplumber/dependencies.d/dbus create mode 100644 img/app/etc/s6-rc/wireplumber/dependencies.d/pipewire create mode 100644 img/app/etc/s6-rc/wireplumber/run create mode 100644 img/app/etc/s6-rc/wireplumber/type create mode 100644 img/app/etc/s6-rc/wireplumber/type.license create mode 100644 img/app/etc/wireplumber/wireplumber.conf base-commit: ec60920e1e37295f93f1295fe6f441735bba2e41 -- Sincerely, Demi Marie Obenour (she/her/hers)