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[new uImage] Provide ability to restrict region used for boot images

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Allow the user to set 'bootm_low' and 'bootm_size' env vars as a way
to restrict what memory range is used for bootm.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Marian Balakowicz <m8@semihalf.com>
This commit is contained in:
Kumar Gala
2008-02-27 21:51:50 -06:00
committed by Marian Balakowicz
parent e822d7fc4d
commit d3f2fa0d27
5 changed files with 60 additions and 8 deletions
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include/image.h
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@@ -316,6 +316,8 @@ int image_check_dcrc (image_header_t *hdr);
int image_check_dcrc_wd (image_header_t *hdr, ulong chunksize);
int getenv_verify (void);
int getenv_autostart (void);
ulong getenv_bootm_low(void);
ulong getenv_bootm_size(void);
void memmove_wd (void *to, void *from, size_t len, ulong chunksz);
#endif