MinnowBoard EFI shell

efi.txt

EFI Shell version 2.40 [1.0]
Current running mode 1.1.2
map: Cannot find required map name.

Press ESC in 1 seconds to skip startup.nsh, any other key to continue. 
Shell> help
?             - Displays the EFI Shell command list or verbose command help
alias         - Displays, creates, or deletes EFI Shell aliases
attrib        - Displays or changes the attributes of files or directories
cd            - Displays or changes the current directory
cls           - Clears standard output and optionally changes background color
comp          - Compares the contents of two files
connect       - Connects one or more EFI drivers to a device
cp            - Copies one or more files or directories to another location
date          - Displays or changes the current system date
dblk          - Displays one or more blocks from a block device
devices       - Displays the list of devices managed by EFI drivers
devtree       - Displays the EFI Driver Model compliant device tree
dh            - Displays EFI handle information
disconnect    - Disconnects one or more EFI drivers from a device
dmem          - Displays the contents of memory
dmpstore      - Displays all EFI NVRAM variables
drivers       - Displays the EFI driver list
drvcfg        - Invokes the Driver Configuration Protocol
drvdiag       - Invokes the Driver Diagnostics Protocol
echo          - Controls batch file command echoing or displays a message
edit          - Full screen editor for ASCII or UNICODE files
eficompress   - Compress a file
efidecompress - Decompress a file
err           - Displays or changes the error level
exit          - Exits the EFI Shell environment
for           - Executes commands for each item in a set of items
goto          - Forces batch file execution to jump to specified location
guid          - Displays all registered EFI GUIDs
help          - Displays the EFI Shell command list or verbose command help
hexedit       - Full screen hex editor
if            - Executes commands in specified conditions
ifconfig      - Modify the default IP address of UEFI network stack
ipconfig      - Displays or modifies the current IP configuration
load          - Loads and optionally connects one or more EFI drivers
loadpcirom    - Loads a PCI Option ROM
ls            - Displays a list of files and subdirectories in a directory
map           - Displays or defines mappings
mem           - Displays the contents of memory
memmap        - Displays the memory map
mkdir         - Creates one or more directories
mm            - Displays or modifies MEM/MMIO/IO/PCI/PCIE address space
mode          - Displays or changes the console output device mode
mount         - Mounts a file system on a block device
mv            - Moves one or more files or directories to another location
openinfo      - Displays the protocols and agents associated with a handle
pause         - Prints a message and waits for keyboard input
pci           - Displays PCI device list or PCI function configuration space
ping          - Ping a target machine with UEFI network stack
reconnect     - Reconnects one or more EFI drivers to a device
reset         - Resets the system
rm            - Deletes one or more files or directories
sermode       - Sets serial port attributes
set           - Displays or modifies EFI Shell environment variables
shift         - Shifts batch file input parameter positions
smbiosview    - Displays SMBIOS information
stall         - Stalls the processor for the specified number of microseconds
telnetmgmt    - Change terminal type
time          - Displays or changes the current system time
timezone      - Displays or sets time zone information
touch         - Updates filename timestamp with current system date and time
type          - Displays file contents
Shell>        - Unloads a EFI driver
ver           - Displays EFI Firmware version information
vol           - Displays or changes a file system volume label

Note "Shell>" on third line from bottom. Apparently you have a similar problem to the one I have, with "Shell>" misplaced. :)