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env: Add a silent env handler

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The silent variable now updates the global data flag anytime it is
changed as well as after the env relocation (in case its value is
different from the default env in such cases as NAND env)

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger 2012-12-11 22:16:30 -06:00 • committed by Tom Rini
parent 849d5d9cda
commit e080d545f8
3 changed files with 40 additions and 4 deletions
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7
include/env_callback.h
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@ -34,6 +34,12 @@
#define CONFIG_ENV_CALLBACK_LIST_STATIC
#endif
#ifdef CONFIG_SILENT_CONSOLE
#define SILENT_CALLBACK "silent:silent,"
#else
#define SILENT_CALLBACK
#endif
/*
* This list of callback bindings is static, but may be overridden by defining
* a new association in the ".callbacks" environment variable.
@ -42,6 +48,7 @@
"baudrate:baudrate," \
"bootfile:bootfile," \
"loadaddr:loadaddr," \
SILENT_CALLBACK \
"stdin:console,stdout:console,stderr:console," \
CONFIG_ENV_CALLBACK_LIST_STATIC