Comment 12 for bug 1944397

vc-log output for working boot:

[ 5.506129] vcos: brfs: File read: /mfs/sd/config.txt
[ 5.506979] vcos: brfs: File read: 1663 bytes
[ 5.560501] vcos: brfs: File read: /mfs/sd/edid.dat
[ 5.578718] vcos: brfs: File read: 256 bytes
[ 5.586393] vcos: brfs: File read: /mfs/sd/config.txt
[ 5.602761] vcos: brfs: File read: 1663 bytes
[ 6.049331] vcos: gpioman: gpioman_get_pin_num: pin DISPLAY_DSI_PORT not defined
[ 6.051831] vcos: *** Restart logging
[ 6.071420] vcos: hdmi: HDMI:hdmi_get_state is deprecated, use hdmi_get_display_state instead
[ 6.071433] unknown: HDMI0: hdmi_pixel_encoding: 300000000
[ 6.071447] unknown: HDMI1: hdmi_pixel_encoding: 300000000
[ 8.241326] vcos: brfs: File read: /mfs/sd/initrd.img
[ 8.241342] vcos: Loading 'initrd.img' to 0x0 size 0x25e9454
[ 8.298198] vcos: initramfs loaded to 0x2ca16000 (size 0x25e9454)
[ 8.302695] vcos: dtb_file 'bcm2711-rpi-4-b.dtb'
[ 8.302731] vcos: brfs: File read: 39752788 bytes
[ 8.308755] vcos: brfs: File read: /mfs/sd/bcm2711-rpi-4-b.dtb
[ 8.308787] vcos: Loading 'bcm2711-rpi-4-b.dtb' to 0x100 size 0xc35d
[ 8.340789] vcos: brfs: File read: 50013 bytes
[ 8.366470] vcos: brfs: File read: /mfs/sd/overlays/overlay_map.dtb
[ 8.526095] vcos: brfs: File read: 1667 bytes
[ 8.529227] vcos: brfs: File read: /mfs/sd/config.txt
[ 8.529322] vcos: dtparam: pwr_led_trigger=none
[ 8.556943] vcos: dtparam: pwr_led_activelow=off
[ 8.583619] vcos: dtparam: act_led_trigger=none
[ 8.611069] vcos: dtparam: act_led_activelow=off
[ 8.638069] vcos: dtparam: eth_led0=4
[ 8.664149] vcos: dtparam: eth_led1=4
[ 8.690571] vcos: dtparam: audio=on
[ 8.716068] vcos: brfs: File read: 1663 bytes
[ 8.725249] vcos: brfs: File read: /mfs/sd/overlays/vc4-kms-v3d-pi4.dtbo
[ 8.884909] vcos: Loaded overlay 'vc4-kms-v3d-pi4'
[ 9.288921] vcos: brfs: File read: 3831 bytes
[ 9.297646] vcos: brfs: File read: /mfs/sd/cmdline.txt
[ 9.297750] vcos: Read command line from file 'cmdline.txt':
[ 9.297786] vcos: 'console=tty1 root=LABEL=writable rootfstype=ext4 rootwait quiet splash video=HDMI-A-1:1080x1920M@60,rotate=90,panel_orientation=right_side_up drm.edid_firmware=edid/Waveshare5.5Amoled4.bin fbcon=rotate:1 fsck.mode=force fsck.repair=yes'
[ 10.254631] vcos: brfs: File read: 236 bytes
[ 10.837803] vcos: brfs: File read: /mfs/sd/vmlinuz
[ 10.837838] vcos: Loading 'vmlinuz' to 0x80000 size 0x90b122
[ 13.997830] vcos: Kernel relocated to 0x200000
[ 13.997857] vcos: Device tree loaded to 0x2ca09600 (size 0xc9ef)
[ 14.006215] vcos: bfs_xhci_stop
[ 14.006228] vcos: XHCI-STOP
[ 14.006397] vcos: xHC ver: 256 HCS: 05000420 fc000031 00e70004 HCC: 002841eb
[ 14.008496] vcos: PCI reset
[ 18.085403] vcos: vchiq_core: vchiq_init_state: slot_zero = 0xd9000000, is_master = 1
[ 18.088679] vcos: TV service:host side not connected, dropping notification 0x00000002, 0x00000002, 0x00000004