Troubleshooting • AI HAT 26 TOPS not working on Pi 5

Code:

odin@aifred:~ $ lspci00:00.0 PCI bridge: Broadcom Inc. and subsidiaries BCM2712 PCIe Bridge (rev 30)01:00.0 Ethernet controller: Raspberry Pi Ltd RP1 PCIe 2.0 South Bridge

Code:

odin@aifred:~ $ sudo dmesg | grep pci[    0.000000] Kernel command line: reboot=w coherent_pool=1M 8250.nr_uarts=1 pci=pcie_bus_safe cgroup_disable=memory numa_policy=interleave  smsc95xx.macaddr=2C:CF:67:A8:4F:CE vc_mem.mem_base=0x3fc00000 vc_mem.mem_size=0x40000000  console=ttyAMA10,115200 console=tty1 root=PARTUUID=dd2bdfa5-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=DE[    1.460980] brcm-pcie 1000110000.pcie: host bridge /axi/pcie@110000 ranges:[    1.468168] brcm-pcie 1000110000.pcie:   No bus range found for /axi/pcie@110000, using [bus 00-ff][    1.477260] brcm-pcie 1000110000.pcie:      MEM 0x1b80000000..0x1bffffffff -> 0x0080000000[    1.485564] brcm-pcie 1000110000.pcie:      MEM 0x1800000000..0x1b7fffffff -> 0x0400000000[    1.493864] brcm-pcie 1000110000.pcie:   IB MEM 0x0000000000..0x0fffffffff -> 0x1000000000[    1.503324] brcm-pcie 1000110000.pcie: Forcing gen 3[    1.508479] brcm-pcie 1000110000.pcie: PCI host bridge to bus 0000:00[    1.514947] pci_bus 0000:00: root bus resource [bus 00-ff][    1.520451] pci_bus 0000:00: root bus resource [mem 0x1b80000000-0x1bffffffff] (bus address [0x80000000-0xffffffff])[    1.531020] pci_bus 0000:00: root bus resource [mem 0x1800000000-0x1b7fffffff pref] (bus address [0x400000000-0x77fffffff])[    1.542206] pci 0000:00:00.0: [14e4:2712] type 01 class 0x060400[    1.548251] pci 0000:00:00.0: PME# supported from D0 D3hot[    1.554326] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring[    1.988421] brcm-pcie 1000110000.pcie: link down[    1.993110] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01[    1.999760] pci 0000:00:00.0: PCI bridge to [bus 01][    2.004758] pci 0000:00:00.0: Max Payload Size set to  512/ 512 (was  128), Max Read Rq  512[    2.013328] pcieport 0000:00:00.0: PME: Signaling with IRQ 38[    2.019158] pcieport 0000:00:00.0: AER: enabled with IRQ 38[    2.024821] pci_bus 0000:01: busn_res: [bus 01] is released[    2.030455] pci_bus 0000:00: busn_res: [bus 00-ff] is released[    2.036391] brcm-pcie 1000120000.pcie: host bridge /axi/pcie@120000 ranges:[    2.043381] brcm-pcie 1000120000.pcie:   No bus range found for /axi/pcie@120000, using [bus 00-ff][    2.052469] brcm-pcie 1000120000.pcie:      MEM 0x1f00000000..0x1ffffffffb -> 0x0000000000[    2.060768] brcm-pcie 1000120000.pcie:      MEM 0x1c00000000..0x1effffffff -> 0x0400000000[    2.069068] brcm-pcie 1000120000.pcie:   IB MEM 0x1f00000000..0x1f003fffff -> 0x0000000000[    2.077367] brcm-pcie 1000120000.pcie:   IB MEM 0x0000000000..0x0fffffffff -> 0x1000000000[    2.086818] brcm-pcie 1000120000.pcie: Forcing gen 2[    2.091821] brcm-pcie 1000120000.pcie: PCI host bridge to bus 0000:00[    2.098292] pci_bus 0000:00: root bus resource [bus 00-ff][    2.103802] pci_bus 0000:00: root bus resource [mem 0x1f00000000-0x1ffffffffb] (bus address [0x00000000-0xfffffffb])[    2.114372] pci_bus 0000:00: root bus resource [mem 0x1c00000000-0x1effffffff pref] (bus address [0x400000000-0x6ffffffff])[    2.125560] pci 0000:00:00.0: [14e4:2712] type 01 class 0x060400[    2.131604] pci 0000:00:00.0: PME# supported from D0 D3hot[    2.137651] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring[    2.252427] brcm-pcie 1000120000.pcie: link up, 5.0 GT/s PCIe x4 (!SSC)[    2.259081] pci 0000:01:00.0: [1de4:0001] type 00 class 0x020000[    2.265121] pci 0000:01:00.0: reg 0x10: [mem 0xffffc000-0xffffffff][    2.271415] pci 0000:01:00.0: reg 0x14: [mem 0xffc00000-0xffffffff][    2.277710] pci 0000:01:00.0: reg 0x18: [mem 0xffff0000-0xffffffff][    2.284057] pci 0000:01:00.0: supports D1[    2.288078] pci 0000:01:00.0: PME# supported from D0 D1 D3hot D3cold[    2.304436] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01[    2.311085] pci 0000:00:00.0: BAR 8: assigned [mem 0x1f00000000-0x1f005fffff][    2.318256] pci 0000:01:00.0: BAR 1: assigned [mem 0x1f00000000-0x1f003fffff][    2.325427] pci 0000:01:00.0: BAR 2: assigned [mem 0x1f00400000-0x1f0040ffff][    2.332594] pci 0000:01:00.0: BAR 0: assigned [mem 0x1f00410000-0x1f00413fff][    2.339758] pci 0000:00:00.0: PCI bridge to [bus 01][    2.344740] pci 0000:00:00.0:   bridge window [mem 0x1f00000000-0x1f005fffff][    2.351903] pci 0000:00:00.0: Max Payload Size set to  256/ 512 (was  128), Max Read Rq  512[    2.360382] pci 0000:01:00.0: Max Payload Size set to  256/ 256 (was  128), Max Read Rq  512[    2.368896] pcieport 0000:00:00.0: enabling device (0000 -> 0002)[    2.375034] pcieport 0000:00:00.0: PME: Signaling with IRQ 39[    2.380841] pcieport 0000:00:00.0: AER: enabled with IRQ 39