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@@ -1,19 +1,19 @@
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Commands are added to U-Boot by creating a new command structure.
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Commands are added to U-Boot by creating a new command structure.
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-This is done by first including command.h
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-
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-Then using the U_BOOT_CMD() macro to fill in a cmd_tbl_t struct.
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+This is done by first including command.h, then using the U_BOOT_CMD() macro
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+to fill in a cmd_tbl_t struct.
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U_BOOT_CMD(name,maxargs,repeatable,command,"usage","help")
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U_BOOT_CMD(name,maxargs,repeatable,command,"usage","help")
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name: is the name of the commad. THIS IS NOT a string.
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name: is the name of the commad. THIS IS NOT a string.
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-maxargs: the maximumn numbers of arguments this function takes
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+maxargs: the maximum number of arguments this function takes
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+repeatable: either 0 or 1 to indicate if autorepeat is allowed
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command: Function pointer (*cmd)(struct cmd_tbl_s *, int, int, char *[]);
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command: Function pointer (*cmd)(struct cmd_tbl_s *, int, int, char *[]);
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usage: Short description. This is a string
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usage: Short description. This is a string
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-help: long description. This is a string
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+help: Long description. This is a string
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-**** Behinde the scene ******
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+**** Behind the scene ******
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The structure created is named with a special prefix (__u_boot_cmd_)
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The structure created is named with a special prefix (__u_boot_cmd_)
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and placed by the linker in a special section.
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and placed by the linker in a special section.
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