root@debian:~# lspci -v
00:00.0 PCI bridge: Fuzhou Rockchip Electronics Co., Ltd RK3399 PCI Express Root Port (prog-if 00 [Normal decode])
        Flags: bus master, fast devsel, latency 0, IRQ 90
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        I/O behind bridge: 00000000-00000fff [size=4K]
        Memory behind bridge: fa000000-fa0fffff [size=1M]
        Prefetchable memory behind bridge: 00000000-000fffff [size=1M]
        Capabilities: [80] Power Management version 3
        Capabilities: [90] MSI: Enable+ Count=1/1 Maskable+ 64bit+
        Capabilities: [b0] MSI-X: Enable- Count=1 Masked-
        Capabilities: [c0] Express Root Port (Slot+), MSI 00
        Capabilities: [100] Advanced Error Reporting
        Capabilities: [274] Transaction Processing Hints
        Kernel driver in use: pcieport

01:00.0 Network and computing encryption device: Device 1c00:5834 (rev 10)
        Subsystem: Device 1c00:5834
        Flags: fast devsel
        I/O ports at <unassigned> [disabled]
        Memory at fa000000 (32-bit, prefetchable) [disabled] [size=32K]
        I/O ports at <unassigned> [disabled]
        Expansion ROM at fa008000 [virtual] [disabled] [size=32K]
        Capabilities: [60] Power Management version 3
        Capabilities: [68] MSI: Enable- Count=1/32 Maskable+ 64bit+
        Capabilities: [80] Express Legacy Endpoint, MSI 00
        Capabilities: [100] Advanced Error Reporting

root@debian:~#
[    9.986110] rockchip-pcie f8000000.pcie: PCI host bridge to bus 0000:00
[    9.986212] pci_bus 0000:00: root bus resource [bus 00-1f]
[    9.986228] pci_bus 0000:00: root bus resource [mem 0xfa000000-0xfbdfffff]
[    9.986245] pci_bus 0000:00: root bus resource [io  0x0000-0xfffff] (bus address [0xfbe00000-0xfbefffff])
[    9.986338] pci 0000:00:00.0: [1d87:0100] type 01 class 0x060400
[    9.986530] pci 0000:00:00.0: supports D1
[    9.986538] pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[   10.004086] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[   10.005828] pci 0000:01:00.0: [1c00:5834] type 00 class 0x100000
[   10.006011] pci 0000:01:00.0: reg 0x10: initial BAR value 0x00000000 invalid
[   10.006040] pci 0000:01:00.0: reg 0x10: [io  size 0x0100]
[   10.006111] pci 0000:01:00.0: reg 0x14: [mem 0x00000000-0x00007fff pref]
[   10.006156] pci 0000:01:00.0: reg 0x18: initial BAR value 0x00000000 invalid
[   10.006164] pci 0000:01:00.0: reg 0x18: [io  size 0x0004]
[   10.006292] pci 0000:01:00.0: reg 0x30: [mem 0x00000000-0x00007fff pref]
[   10.006337] pci 0000:01:00.0: Max Payload Size set to 256 (was 128, max 256)
[   10.006663] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[   10.053091] pci_bus 0000:01: busn_res: [bus 01-1f] end is updated to 01
[   10.062135] pci 0000:00:00.0: BAR 14: assigned [mem 0xfa000000-0xfa0fffff]
[   10.062311] pci 0000:01:00.0: BAR 1: assigned [mem 0xfa000000-0xfa007fff pref]
[   10.062368] pci 0000:01:00.0: BAR 6: assigned [mem 0xfa008000-0xfa00ffff pref]
[   10.062386] pci 0000:01:00.0: BAR 0: no space for [io  size 0x0100]
[   10.062403] pci 0000:01:00.0: BAR 0: failed to assign [io  size 0x0100]
[   10.062412] pci 0000:01:00.0: BAR 2: no space for [io  size 0x0004]
[   10.062425] pci 0000:01:00.0: BAR 2: failed to assign [io  size 0x0004]
[   10.062446] pci 0000:00:00.0: PCI bridge to [bus 01]
[   10.062474] pci 0000:00:00.0:   bridge window [mem 0xfa000000-0xfa0fffff]
[   10.065482] pcieport 0000:00:00.0: enabling device (0000 -> 0002)
[   10.078202] pcieport 0000:00:00.0: PME: Signaling with IRQ 90
[   10.117097] pcieport 0000:00:00.0: AER: enabled with IRQ 90