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Diffstat (limited to 'doc/usage')
| -rw-r--r-- | doc/usage/cmd/wget.rst | 61 | ||||
| -rw-r--r-- | doc/usage/index.rst | 1 |
2 files changed, 62 insertions, 0 deletions
diff --git a/doc/usage/cmd/wget.rst b/doc/usage/cmd/wget.rst new file mode 100644 index 0000000000..4fcfa03954 --- /dev/null +++ b/doc/usage/cmd/wget.rst @@ -0,0 +1,61 @@ +.. SPDX-License-Identifier: GPL-2.0+: + +wget command +============ + +Synopsis +-------- + +:: + wget address [[hostIPaddr:]path] + +Description +----------- + +The wget command is used to download a file from an HTTP server. + +wget command will use HTTP over TCP to download files from an HTTP server. +Currently it can only download image from an HTTP server hosted on port 80. + +address + memory address for the data downloaded + +hostIPaddr + IP address of the HTTP server, defaults to the value of environment + variable *serverip* + +path + path of the file to be downloaded. + +Example +------- + +In the example the following steps are executed: + +* setup client network address +* download a file from the HTTP server + +:: + + => setenv autoload no + => dhcp + BOOTP broadcast 1 + *** Unhandled DHCP Option in OFFER/ACK: 23 + *** Unhandled DHCP Option in OFFER/ACK: 23 + DHCP client bound to address 192.168.1.105 (210 ms) + => wget ${loadaddr} 192.168.1.254:/index.html + HTTP/1.0 302 Found + Packets received 4, Transfer Successful + +Configuration +------------- + +The command is only available if CONFIG_CMD_WGET=y. + +CONFIG_PROT_TCP_SACK can be turned on for the TCP SACK options. This will +help increasing the downloading speed. + +Return value +------------ + +The return value $? is 0 (true) on success and 1 (false) otherwise. diff --git a/doc/usage/index.rst b/doc/usage/index.rst index d6283fab8e..0bc82887e9 100644 --- a/doc/usage/index.rst +++ b/doc/usage/index.rst @@ -79,6 +79,7 @@ Shell commands cmd/ums cmd/ut cmd/wdt + cmd/wget cmd/xxd Booting OS |