none0@pci0:0:0:2:	class=0x080600 rev=0x00 hdr=0x00 vendor=0x1022 device=0x1481 subvendor=0x1022 subdevice=0x1481
    cap 0f[40] = unknown
    cap 05[64] = MSI supports 4 messages, 64 bit 
    cap 08[74] = HT MSI fixed address window enabled at 0xfee00000
    cap 09[c8] = vendor (length 24)