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LXGMAX 如果我直接用 mainline 内核的 dts 编译出来的 dtb 就是这种报错:
DRAM: 3.9 GiB
RPI 4 Model B (0xc03115)
Core: 175 devices, 17 uclasses, devicetree: board
MMC: mmc@7e300000: 0, mmc@7e340000: 1
Loading Environment from FAT... Card did not respond to voltage select! : -110
** Bad device specification mmc 0 **
In: serial
Out: vidconsole
Err: vidconsole
Net: eth0: ethernet@7d580000
PCIe BRCM: link up, 5.0 Gbps x1 (SSC)
starting USB...
Bus xhci_pci: Register 5000420 NbrPorts 5
Starting the controller
USB XHCI 1.00
scanning bus xhci_pci for devices... 4 USB Device(s) found
scanning usb for storage devices... 1 Storage Device(s) found
Hit any key to stop autoboot: 0
Card did not respond to voltage select! : -110
switch to partitions #0, OK
mmc1 is current device
Scanning mmc 1:1...
Found U-Boot script /boot.scr
493 bytes read in 6 ms (80.1 KiB/s)
## Executing script at 02400000
Card did not respond to voltage select! : -110
** Bad device specification mmc 0 **
Couldn't find partition mmc 0:1
Can't set block device
46483968 bytes read in 144 ms (307.9 MiB/s)
17868889 bytes read in 56 ms (304.3 MiB/s)
ERROR: Did not find a cmdline Flattened Device Tree
Could not find a valid device tree
SCRIPT FAILED: continuing...
MMC Device 2 not found
no mmc device at slot 2
Device 0: Vendor: ZX1 256G Rev: U091 Prod:
Type: Hard Disk
Capacity: 244198.3 MB = 238.4 GB (500118192 x 512)
... is now current device
Scanning usb 0:2...
BOOTP broadcast 1
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
DHCP client bound to address 192.168.2.150 (3010 ms)
*** Warning: no boot file name; using 'C0A80296.img'
Using ethernet@7d580000 device
TFTP from server 192.168.2.1; our IP address is 192.168.2.150
Filename 'C0A80296.img'.
Load address: 0x1000000
Loading: T T T T T T T T T T
Retry count exceeded; starting again
missing environment variable: pxeuuid
Retrieving file: pxelinux.cfg/01-e4-5f-01-a8-b0-00
Using ethernet@7d580000 device
TFTP from server 192.168.2.1; our IP address is 192.168.2.150
Filename 'pxelinux.cfg/01-e4-5f-01-a8-b0-00'.
Load address: 0x2500000
Loading: *