I have created USB disk using Balena Etcher. The SD card is also inserted and so is Sandisk Connected. This is 250GB SSD.
Net: eth0: ethernet@7d580000
PCIe BRCN: 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
Booting fron mmc
1445888 bytes read in 144 ms (9.6 MiB/s)
test passed booting from mmc
23075 bytes read in 24 ms (938.5 KiB/s)
Card did not respond to voltage select!
Scaming disk mmcnr@?e300000.blk...
Disk mmcnre7e300000.blk not ready
Scaming disk emmc2e7e340000.blk...
** Unrecognized filesystem type **
** Unrecognized filesystem type **
Scanning disk usb_mass_storage.lun0...
Found 6 disks
Minimal BASH-Iike line editing is supported. For the first word,
TAB lists possible command completions. Anywhere else TAB lists
possible device or file completions.
grub>