[U-Boot] [PATCH v2 0/9] Unified command execution in one place

Stefan Roese sr at denx.de
Thu Jan 12 08:43:45 CET 2012


On Saturday 10 December 2011 19:43:52 Simon Glass wrote:
> At present two parsers have similar code to execute commands. Also
> cmd_usage() is called all over the place. This series adds a single
> function which processes commands called cmd_process().
> 
> This new function understands return codes, and in particular
> CMD_RET_USAGE to indicate a usage error. So rather than calling
> cmd_usage() themselves, the command handlers can just return this
> error.
> 
> There appears to be a run_command2() which is used to run commands
> with the selected parser. This series changes this in two separate
> steps to just run_command(), and renames the old run_command() to
> builtin_run_command(). No one should call this outside main.c since
> if the hush parser is being used it is wrong to call it. The
> built-in parser code could move into a separate file perhaps in a
> future patch.
> 
> The overall series reduces code size on ARM by about 1KB on
> my ~160KB U-Boot text region when the hush parser is used, and around
> 60 bytes when it isn't.
> 
> As an aside the only user of parse_line() is fsl_ddr_interactive()
> which seems to have its own command line interface which operates
> before DRAM is set up. Do I have this right? Is there no way this
> could be done later from a normal U-Boot command?

Whole series:

Applied to u-boot-staging/sr at denx.de. Thanks.
 
Best regards,
Stefan

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