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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: QDF+b2wY07ITmnPyTLxM1s2hXWa9e335G1kMxjGhai6aNFBdcnZdPR1//53k5xObhrJPsoaWa2fociQ0kbekn8H/g18f5SnZzZiupuUYptO9UDFvGX5+HyrdCUS8hSwdnvGtAzmxa1UZLMaLmxd4TOJTL5vIKGKQRZjG2v4OU03ndY+6gQ6stbPo1Ht3OnvT4bOXdC/eJ9ezjIBOacxbF7nsHNSAUGh0I2NwhcaKJ85Cria5hJ7L/3RgC3mJEx54NFaHguRz1PkQi5sCsVJsMmVa0ccbanC4QoWt+hI3X7GTSAAUMldyBSiZx+sYAM8r59sW1xddmsZpLQlVGynd9bERYGh/uhvECk3/PacA9T6jOKbCpDIKYK0MNRsWZo3ERwreHjY3XGcMPWr1MFnrGJOOQmaLyGXdKtf9oex5oF9r4neFzNmRn3kZMBT1Fbvr X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jun 2026 17:50:01.2099 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f670b45b-d4f6-4a01-f025-08dec718b213 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF00021F6F.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4188 This patch set transitions nova-core to use the new "TLV" firmware image files, instead of the ones that Nouveau uses. The current r570.144 images are a mix of binary headers and ELF files that are cumbersome to parse in Rust. There's a significant amount of code that just reads in a struct, extracts some offset, and uses it to find another struct, only to have nova-core use just a few fields. The new format uses a sequence of tag/length/value fields that can be iterated over. The script that generates the TLV files, extract-firmware-nova.py, does the extra work to find the specific metadata needed by Nova and packages each one separately. The TLV versions of r570.144 can be found here: https://github.com/ttabi/linux-firmware-nova along with instructions on how to install them. We are not planning on submitting these images to linux-firmware. Rather, if this patchset is accepted upstream, I expect the small handful of people who are actually working on Nova to grab and install these images, which needs to be done only once. There are still opportunities for improvement. For example, I would like to get rid of more GPU-specific code, especially the GA100 quirks. Timur Tabi (8): rust: firmware: add request_into_buf() gpu: nova-core: add request_tlv to load TLV images gpu: nova-core: add TLV parser for firmware files gpu: nova-core: transition booter_load to TLV images gpu: nova-core: transition gsp to TLV images gpu: nova-core: transition gen_bootloader to TLV images gpu: nova-core: transition fsp to TLV images gpu: nova-core: update firmware module info for TLV images Documentation/gpu/nova/core/tlv.rst | 172 +++++++ drivers/gpu/nova-core/firmware.rs | 451 ++++++++---------- drivers/gpu/nova-core/firmware/booter.rs | 328 +++---------- drivers/gpu/nova-core/firmware/fsp.rs | 84 ++-- .../nova-core/firmware/fwsec/bootloader.rs | 72 +-- drivers/gpu/nova-core/firmware/gsp.rs | 56 +-- drivers/gpu/nova-core/firmware/riscv.rs | 71 +-- drivers/gpu/nova-core/gsp/boot.rs | 7 +- drivers/gpu/nova-core/gsp/hal/gh100.rs | 7 +- drivers/gpu/nova-core/gsp/hal/tu102.rs | 15 +- rust/kernel/firmware.rs | 45 ++ 11 files changed, 575 insertions(+), 733 deletions(-) create mode 100644 Documentation/gpu/nova/core/tlv.rst base-commit: 9eaff547805f8556992a9474465001c3e128b7bd prerequisite-patch-id: 0a9ea098bc3576171da9f6293065fdb4db552466 -- 2.54.0