1*61046927SAndroid Build Coastguard Worker### radeon_noop backend 2*61046927SAndroid Build Coastguard Worker 3*61046927SAndroid Build Coastguard WorkerThis implements the minimum of the radeon kernel driver in order to make shader-db work. 4*61046927SAndroid Build Coastguard WorkerThe submit ioctl is stubbed out to not execute anything. 5*61046927SAndroid Build Coastguard Worker 6*61046927SAndroid Build Coastguard WorkerExport `MESA_LOADER_DRIVER_OVERRIDE=r300 7*61046927SAndroid Build Coastguard WorkerLD_PRELOAD=$prefix/lib/libradeon_noop_drm_shim.so`. (or r600 for r600-class HW) 8*61046927SAndroid Build Coastguard Worker 9*61046927SAndroid Build Coastguard WorkerBy default, rv515 is exposed. The chip can be selected an environment 10*61046927SAndroid Build Coastguard Workervariable like `RADEON_GPU_ID=CAYMAN` or `RADEON_GPU_ID=0x6740`. 11*61046927SAndroid Build Coastguard Worker 12*61046927SAndroid Build Coastguard Worker### amdgpu_noop backend 13*61046927SAndroid Build Coastguard Worker 14*61046927SAndroid Build Coastguard WorkerThis implements the minimum of the amdgpu kernel driver. The submit ioctl is 15*61046927SAndroid Build Coastguard Workerstubbed out to not execute anything. 16*61046927SAndroid Build Coastguard Worker 17*61046927SAndroid Build Coastguard WorkerExport `LD_PRELOAD=$prefix/lib/libamdgpu_noop_drm_shim.so`. 18*61046927SAndroid Build Coastguard Worker 19*61046927SAndroid Build Coastguard WorkerTo specify the device to expose, set the environment variable `AMDGPU_GPU_ID` 20*61046927SAndroid Build Coastguard Workerto 21*61046927SAndroid Build Coastguard Worker 22*61046927SAndroid Build Coastguard Worker - `renoir` to expose a `CHIP_RENOIR` device 23*61046927SAndroid Build Coastguard Worker - `raven` to expose a `CHIP_RAVEN` device 24*61046927SAndroid Build Coastguard Worker - `stoney` to expose a `CHIP_STONEY` device 25*61046927SAndroid Build Coastguard Worker 26*61046927SAndroid Build Coastguard WorkerFurther names follow the `CHIP_*` enum values. By default, the `CHIP_RENOIR` 27*61046927SAndroid Build Coastguard Workerdevice is exposed. 28*61046927SAndroid Build Coastguard Worker 29*61046927SAndroid Build Coastguard WorkerTo add a new device, `amdgpu_devices.c` needs to be modified. 30*61046927SAndroid Build Coastguard Worker`amdgpu_dump_states` can be used to dump the relevant states from a real 31*61046927SAndroid Build Coastguard Workerdevice. 32