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authorMarkus Klotzbuecher <mk@denx.de>2006-03-20 18:02:44 +0100
committerMarkus Klotzbücher <mk@pollux.denx.de>2006-03-20 18:02:44 +0100
commite443c944cf4050daffb46d4788446d6c2df8ac6c (patch)
tree0eef771495be3fe6ad5013c4044bfcebe584c0f2 /include/environment.h
parent5536b2b5a932410a58e65ead9215af3836c8e9e0 (diff)
Support for redundant environment in NAND Flash.
Diffstat (limited to 'include/environment.h')
-rw-r--r--include/environment.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/environment.h b/include/environment.h
index bb109649f6b..422f800897f 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -69,6 +69,18 @@
# endif
#endif /* CFG_ENV_IS_IN_FLASH */
+#if defined(CFG_ENV_IS_IN_NAND)
+# ifndef CFG_ENV_OFFSET
+# error "Need to define CFG_ENV_OFFSET when using CFG_ENV_IS_IN_NAND"
+# endif
+# ifndef CFG_ENV_SIZE
+# error "Need to define CFG_ENV_SIZE when using CFG_ENV_IS_IN_NAND"
+# endif
+# ifdef CFG_ENV_OFFSET_REDUND
+# define CFG_REDUNDAND_ENVIRONMENT
+# endif
+#endif /* CFG_ENV_IS_IN_NAND */
+
#ifdef CFG_REDUNDAND_ENVIRONMENT
# define ENV_HEADER_SIZE (sizeof(unsigned long) + 1)