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authorGrant Likely <grant.likely@linaro.org>2011-03-28 09:58:43 (GMT)
committerGerald Van Baren <gvb@unssw.com>2011-04-26 01:11:20 (GMT)
commitc3624e6ed0a36f54aa0b3e7f32d30a6fde434f51 (patch)
tree9a9de9718b28b0a526708466f5eb12782352607d /arch/powerpc/lib
parent590d3cacb98cb377b127869b58507d2afe9c904a (diff)
downloadu-boot-fsl-qoriq-c3624e6ed0a36f54aa0b3e7f32d30a6fde434f51.tar.xz
Default to bootm_size() when CONFIG_SYS_BOOTMAPSZ is not defined
This patch adds a function getenv_bootm_mapsize() for obtaining the size of the early mapped region accessible by the kernel during early boot. It defaults to CONFIG_SYS_BOOTMAPSZ, or if not defined, defaults to getenv_bootm_size(), which in turn defaults to the size of RAM. getenv_bootm_mapsize() can also be overridden with a "bootm_mapsize" environmental variable. Signed-off-by: Grant Likely <grant.likely@linaro.org>
Diffstat (limited to 'arch/powerpc/lib')
-rw-r--r--arch/powerpc/lib/bootm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/lib/bootm.c b/arch/powerpc/lib/bootm.c
index 6e2a81b..02e544f 100644
--- a/arch/powerpc/lib/bootm.c
+++ b/arch/powerpc/lib/bootm.c
@@ -96,7 +96,7 @@ static void boot_jump_linux(bootm_headers_t *images)
debug (" Booting using OF flat tree...\n");
WATCHDOG_RESET ();
(*kernel) ((bd_t *)of_flat_tree, 0, 0, EPAPR_MAGIC,
- CONFIG_SYS_BOOTMAPSZ, 0, 0);
+ getenv_bootm_mapsize(), 0, 0);
/* does not return */
} else
#endif