Re: [PATCH v11 00/12] gpu: nova-core: add Turing support

[Ewan Chorynski]

On Mon Mar 9, 2026 at 9:29 PM CET, John Hubbard wrote:
> On 3/9/26 1:18 PM, Timur Tabi wrote:
>> On Mon, 2026-03-09 at 13:04 -0700, John Hubbard wrote:
>>>
>>> I have that exact card available, so I'll give this a quick test and see
>>> what's missing or wrong, now that Alex has pushed the entire Turing support
>>> set up to drm-rust-next.
>> 
>> The TU117 is technically a mobile chip, and its VBIOS is different.  My initial version of the
>> Turing patches would "ignore" the problematic VBIOS sections, so perhaps this changed.
>> 
>
> No repro on the latest drm-rust-next branch:

I guess I may have an issue with my linux-firmware. I have no stable
right now so I can't download the latest one but I'll try
soon. On which commit on linux-firmware are you ?

>
> NovaCore 0000:e1:00.0: Probe Nova Core GPU driver.
> NovaCore 0000:e1:00.0: NVIDIA (Chipset: TU117, Architecture: Turing, Revision: a.1)
> NovaCore 0000:e1:00.0: Found BIOS image: size: 0xe600, type: Ok(PciAt), last: false
> NovaCore 0000:e1:00.0: Found BIOS image: size: 0x11000, type: Ok(Efi), last: false
> NovaCore 0000:e1:00.0: Found BIOS image: size: 0xc200, type: Ok(FwSec), last: false
> NovaCore 0000:e1:00.0: Found BIOS image: size: 0x22400, type: Ok(FwSec), last: false
> NovaCore 0000:e1:00.0: Invalid signature for NpdeStruct: [1, 1, 66, 86]
> NovaCore 0000:e1:00.0: Invalid signature for NpdeStruct: [1, 1, 66, 86]
> NovaCore 0000:e1:00.0: Found BIOS image: size: 0x1a00, type: Ok(Nbsi), last: true
> NovaCore 0000:e1:00.0: PmuLookupTableEntry desc: V2(
>     FalconUCodeDescV2 {
>         hdr: 3932673,
>         stored_size: 39968,
>         uncompressed_size: 39968,
>         virtual_entry: 0,
>         interface_offset: 224,
>         imem_phys_base: 0,
>         imem_load_size: 38912,
>         imem_virt_base: 0,
>         imem_sec_base: 1024,
>         imem_sec_size: 37888,
>         dmem_offset: 38912,
>         dmem_phys_base: 0,
>         dmem_load_size: 1056,
>         alt_imem_load_size: 38912,
>         alt_dmem_load_size: 26168,
>     },
> )
> NovaCore 0000:e1:00.0: FbLayout {
>     fb: 0x0..0x100000000,
>     vga_workspace: 0xfff00000..0x100000000,
>     frts: 0xffe00000..0xfff00000,
>     boot: 0xffdff000..0xffe00000,
>     elf: 0xfe2c0000..0xffdf4ea0,
>     wpr2_heap: 0xf7900000..0xfe200000,
>     wpr2: 0xf7800000..0xfff00000,
>     heap: 0xf7700000..0xf7800000,
>     vf_partition_count: 0x0,
> }
> NovaCore 0000:e1:00.0: WPR2: 0xffe00000-0xffee0000
> NovaCore 0000:e1:00.0: GPU instance built
> NovaCore 0000:e1:00.0: GSP RPC: send: seq# 0, function=GspSetSystemInfo, length=0x3f0
> NovaCore 0000:e1:00.0: GSP RPC: send: seq# 1, function=SetRegistry, length=0xc5
> NovaCore 0000:e1:00.0: GSP MBOX0: 0xffffe000, MBOX1: 0x0
> NovaCore 0000:e1:00.0: Using SEC2 to load and run the booter_load firmware...
> NovaCore 0000:e1:00.0: SEC2 MBOX0: 0x0, MBOX10x0
> NovaCore 0000:e1:00.0: RISC-V active? true
> NovaCore 0000:e1:00.0: GSP RPC: receive: seq# 0, function=Ok(GspRunCpuSequencer), length=0x820
> NovaCore 0000:e1:00.0: Running CPU Sequencer commands
> NovaCore 0000:e1:00.0: CPU Sequencer commands completed successfully
> NovaCore 0000:e1:00.0: GSP RPC: receive: seq# 0, function=Ok(GspPostNoCat), length=0x50c
> NovaCore 0000:e1:00.0: GSP RPC: receive: seq# 0, function=Ok(GspPostNoCat), length=0x50c
> NovaCore 0000:e1:00.0: GSP RPC: receive: seq# 0, function=Ok(GspInitDone), length=0x50
> NovaCore 0000:e1:00.0: GSP RPC: send: seq# 2, function=GetGspStaticInfo, length=0x6c8
> NovaCore 0000:e1:00.0: GSP RPC: receive: seq# 0, function=Ok(GetGspStaticInfo), length=0x6c8
> NovaCore 0000:e1:00.0: GPU name: NVIDIA GeForce GTX 1650
>
>
>>>
>>>>
>>>> However nouveau does not probe either with this firmware so that's not
>>>> really this patchset fault.
>> 
>> Now *that* is interesting.  Nouveau does generally work on TU117s.
>> 
>
> thanks,