env: Add support for UBI environment

[karo-tx-uboot.git] / include / environment.h

diff --git a/include/environment.h b/include/environment.h
index 3c145af938ab99c98934815bdd09a017e2d7a1dd..ece073fcc3ff8d3a56bb70cc1053d55789072d13 100644 (file)
--- a/include/environment.h
+++ b/include/environment.h
@@ -22,7 +22,7 @@
  */
 
 #ifndef _ENVIRONMENT_H_
-#define _ENVIRONMENT_H_        1
+#define _ENVIRONMENT_H_
 
 /**************************************************************************
  *
@@ -64,10 +64,10 @@
 # if   (CONFIG_ENV_ADDR >= CONFIG_SYS_MONITOR_BASE) &&         \
        (CONFIG_ENV_ADDR + CONFIG_ENV_SIZE) <=                  \
        (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
-#  define ENV_IS_EMBEDDED      1
+#  define ENV_IS_EMBEDDED
 # endif
 # if defined(CONFIG_ENV_ADDR_REDUND) || defined(CONFIG_ENV_OFFSET_REDUND)
-#  define CONFIG_SYS_REDUNDAND_ENVIRONMENT     1
+#  define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 # endif
 # ifdef CONFIG_ENV_IS_EMBEDDED
 #  error "do not define CONFIG_ENV_IS_EMBEDDED in your board config"
@@ -96,14 +96,20 @@ extern unsigned long nand_env_oob_offset;
 # endif
 #endif /* CONFIG_ENV_IS_IN_NAND */
 
-#if defined(CONFIG_ENV_IS_IN_MG_DISK)
-# ifndef CONFIG_ENV_ADDR
-#  error "Need to define CONFIG_ENV_ADDR when using CONFIG_ENV_IS_IN_MG_DISK"
+#if defined(CONFIG_ENV_IS_IN_UBI)
+# ifndef CONFIG_ENV_UBI_PART
+#  error "Need to define CONFIG_ENV_UBI_PART when using CONFIG_ENV_IS_IN_UBI"
+# endif
+# ifndef CONFIG_ENV_UBI_VOLUME
+#  error "Need to define CONFIG_ENV_UBI_VOLUME when using CONFIG_ENV_IS_IN_UBI"
 # endif
 # ifndef CONFIG_ENV_SIZE
-#  error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_MG_DISK"
+#  error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_UBI"
+# endif
+# ifndef CONFIG_CMD_UBI
+#  error "Need to define CONFIG_CMD_UBI when using CONFIG_ENV_IS_IN_UBI"
 # endif
-#endif /* CONFIG_ENV_IS_IN_MG_DISK */
+#endif /* CONFIG_ENV_IS_IN_UBI */
 
 /* Embedded env is only supported for some flash types */
 #ifdef CONFIG_ENV_IS_EMBEDDED
@@ -120,7 +126,7 @@ extern unsigned long nand_env_oob_offset;
  * calculated automatically (i.e. NAND), take the board opt-in.
  */
 #if defined(CONFIG_ENV_IS_EMBEDDED) && !defined(ENV_IS_EMBEDDED)
-# define ENV_IS_EMBEDDED 1
+# define ENV_IS_EMBEDDED
 #endif
 
 /* The build system likes to know if the env is embedded */
@@ -173,6 +179,9 @@ extern void env_reloc(void);
 
 #ifndef DO_DEPS_ONLY
 
+#include <env_attr.h>
+#include <env_callback.h>
+#include <env_flags.h>
 #include <search.h>
 
 extern struct hsearch_data env_htab;
@@ -187,9 +196,15 @@ unsigned char env_get_char_memory(int index);
 /* Function that updates CRC of the enironment */
 void env_crc_update(void);
 
+/* Look up the variable from the default environment */
+char *getenv_default(const char *name);
+
 /* [re]set to the default environment */
 void set_default_env(const char *s);
 
+/* [re]set individual variables to their value in the default environment */
+int set_default_vars(int nvars, char * const vars[]);
+
 /* Import from binary representation into hash table */
 int env_import(const char *buf, int check);