do not hive_reset when amdgpu (#14624)

extra/amdpci/hive_reset.py

@@ -1,11 +1,17 @@
 #!/usr/bin/env python3
 
+import os
 from tinygrad.helpers import Context
 from tinygrad.runtime.support.system import System, PCIDevice, PCIDevImplBase
+from tinygrad.runtime.support.hcq import FileIOInterface
 from tinygrad.runtime.support.am.amdev import AMDev
 
 if __name__ == "__main__":
   gpus = System.pci_scan_bus(0x1002, [(0xffff, [0x74a1, 0x75a0])])
+  for gpu in gpus:
+    drv_path = f"/sys/bus/pci/devices/{gpu}/driver"
+    if FileIOInterface.exists(drv_path) and os.path.basename(os.readlink(drv_path)) == "amdgpu":
+      raise RuntimeError(f"amdgpu is bound to {gpu}. Stopping...")
   pcidevs = [PCIDevice("AM", gpu, bars=[0, 2, 5]) for gpu in gpus]
   amdevs = []
   with Context(DEBUG=2):