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doc: complete, typos

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mention repeatable to README.commands and fix some typos

Signed-off-by: Peter Meerwald <p.meerwald@bct-electronic.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Tested-by: Marek Vasut <marek.vasut@gmail.com>
This commit is contained in:
Peter Meerwald 2012-02-08 05:31:52 +00:00 • committed by Tom Rini
parent 9a3aae22ed
commit 00309c67ab
1 changed files with 6 additions and 6 deletions
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12
doc/README.commands
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@ -1,19 +1,19 @@
Commands are added to U-Boot by creating a new command structure.
This is done by first including command.h
Then using the U_BOOT_CMD() macro to fill in a cmd_tbl_t struct.
This is done by first including command.h, then using the U_BOOT_CMD() macro
to fill in a cmd_tbl_t struct.
U_BOOT_CMD(name,maxargs,repeatable,command,"usage","help")
name: is the name of the commad. THIS IS NOT a string.
maxargs: the maximumn numbers of arguments this function takes
maxargs: the maximum number of arguments this function takes
repeatable: either 0 or 1 to indicate if autorepeat is allowed
command: Function pointer (*cmd)(struct cmd_tbl_s *, int, int, char *[]);
usage: Short description. This is a string
help: long description. This is a string
help: Long description. This is a string
**** Behinde the scene ******
**** Behind the scene ******
The structure created is named with a special prefix (__u_boot_cmd_)
and placed by the linker in a special section.