how to find the driver name for a specific b.d.f

WINDBG
1

0: kd> !pcitree
Bus 0x0 (FDO Ext ffffb90830d2ca20)
(d=0, f=0) 102215d0 devext 0xffffb9082fec01b0 devstack 0xffffb9082fec0060 0600 Bridge/HOST to PCI
(d=1, f=0) 10221452 devext 0xffffb90830d4a1b0 devstack 0xffffb90830d4a060 0600 Bridge/HOST to PCI
(d=1, f=1) 102215d3 devext 0xffffb90830da91b0 devstack 0xffffb90830da9060 0604 Bridge/PCI to PCI
Bus 0x1 (FDO Ext ffffb90830dc7860)
(d=0, f=0) 10021478 devext 0xffffb90830d811b0 devstack 0xffffb90830d81060 0604 Bridge/PCI to PCI
Bus 0x2 (FDO Ext ffffb90830d82860)
(d=0, f=0) 10021479 devext 0xffffb90830d541b0 devstack 0xffffb90830d54060 0604 Bridge/PCI to PCI
Bus 0x3 (FDO Ext ffffb90830d5c8a0)
(d=0, f=0) 10027340 devext 0xffffb90830d5e1b0 devstack 0xffffb90830d5e060 0300 Display Controller/VGA
(d=0, f=1) 1002ab38 devext 0xffffb90830d601b0 devstack 0xffffb90830d60060 0403 Multimedia Device/Unknown Sub Class

suppose i have above pcitree, how can i find out what name of .sys file for bus 3, device 0, function 1?

2

!devstack 0xffffb90830d60060 should point you in the right direction.

3

thank you @“Scott_Noone_(OSR)”

4

Keep this handy for future reference.
https://blogs.msdn.microsoft.com/doronh/2006/03/15/debugger-commands-drvobj-devobj-podev-devstack-that-make-my-life-easier-part-1/

5

@NtDev_Geek said:
Keep this handy for future reference.
https://blogs.msdn.microsoft.com/doronh/2006/03/15/debugger-commands-drvobj-devobj-podev-devstack-that-make-my-life-easier-part-1/

useful, ty