17ec681f3Smrg### nouveau_noop backend
27ec681f3Smrg
37ec681f3SmrgThis implements the minimum of nouveau in order to make shader-db work.
47ec681f3SmrgThe submit ioctl is stubbed out to not execute anything.
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67ec681f3SmrgExport `MESA_LOADER_DRIVER_OVERRIDE=nouveau
77ec681f3SmrgLD_PRELOAD=$prefix/lib/libnouveau_noop_drm_shim.so`.
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97ec681f3SmrgBy default, GK110 is exposed.  The chip can be selected with an environment
107ec681f3Smrgvariable like `NOUVEAU_CHIPSET=f0`. Some chips of note with the appropriate
117ec681f3Smrgchipset ids:
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137ec681f3Smrg| ID  | Chip Name | Sample Marketing Name | Comment |
147ec681f3Smrg| --- | --------- | --------------------- | ------- |
157ec681f3Smrg| 30  | NV30      | GeForce FX 5500       | DX9     |
167ec681f3Smrg| 40  | NV40      | GeForce 6800          | DX9c, better control flow |
177ec681f3Smrg| 50  | G80       | GeForce 8800 GTS      | SM 1.0, 128 regs |
187ec681f3Smrg| 84  | G84       | GeForce 8600 GS       | SM 1.1  |
197ec681f3Smrg| a0  | GT200     | GeForce GTX 280       | SM 1.2 + fp64 |
207ec681f3Smrg| a3  | GT215     | GeForce GT 240        | DX10.1 ops |
217ec681f3Smrg| c0  | GF100     | GeForce GTX 480       | SM 2.0, 64 regs |
227ec681f3Smrg| e4  | GK104     | GeForce GTX 680       | SM 3.0, 64 regs |
237ec681f3Smrg| f0  | GK110     | GeForce GTX 780       | SM 3.5, 256 regs |
247ec681f3Smrg| 117 | GM107     | GeForce GTX 750       | SM 5.0  |
257ec681f3Smrg| 124 | GM204     | GeForce GTX 980       | SM 5.2  |
267ec681f3Smrg| 134 | GP104     | GeForce GTX 1080      | SM 6.0  |
277ec681f3Smrg| 140 | GV100     | TITAN V               | SM 7.0  |
287ec681f3Smrg| 162 | TU102     | GeForce RTX 2080      | SM 7.5  |
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