Note that to use .PCI you must remove debugcmd.vxd from the system because its .P command prevents .PCI from being recognized.
"Welcome to PCI's debugger"
A show All; Show every PCI devnode
B show Busses; Show PCI bus structure
C Config space; Toggle full/partial config space
D Enter dwdata; Enter data in config space in dwords
E Enter data; Enter data in config space
F FindIRQRoute; Help find the IRQ routing
G Global info; Show global PCI info
I IDE Test; See if secondary IDE is enabled
L show List; Show every PCI devnodes (short)
Q Quit; Quit the debugger
R show Rom; Show ROM of selected devnode
S Show selected; Show selected devnode
T Trace CS; Trace config space access
Y select devnode; Select DevNode
Z select devnode; Select DevNode by index