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Diffstat (limited to 'doc/usage/cmd')
-rw-r--r-- | doc/usage/cmd/loadm.rst | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/doc/usage/cmd/loadm.rst b/doc/usage/cmd/loadm.rst new file mode 100644 index 00000000000..b6571140437 --- /dev/null +++ b/doc/usage/cmd/loadm.rst @@ -0,0 +1,49 @@ +.. SPDX-License-Identifier: GPL-2.0+: + +loadm command +============= + +Synopsis +-------- + +:: + + loadm <src_addr> <dst_addr> <len> + +Description +----------- + +The loadm command is used to copy memory content from source address +to destination address and, if efi is enabled, will setup a "Mem" efi +boot device. + +The number of transferred bytes must be set by bytes parameter + +src_addr + start address of the memory location to be loaded + +dst_addr + destination address of the byte stream to be loaded + +len + number of bytes to be copied in hexadecimal. Can not be 0 (zero). + +Example +------- + +:: + + => loadm ${kernel_addr} ${kernel_addr_r} ${kernel_size} + loaded bin to memory: size: 12582912 + +Configuration +------------- + +The command is only available if CONFIG_CMD_LOADM=y. + +Return value +------------ + +The return value $? is set 0 (true) if the loading is succefull, and +is set to 1 (false) in case of error. + |