X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=sidebyside;f=include%2Fenvironment.h;h=53d92df1f29475174ece0b5d2728531f8c4f26b5;hb=dcd441c32560a823019c720fb034ff425efbc376;hp=1479eb641aae89511ac0d0b05f99cb5dc650518f;hpb=afbc526336447a7357e9c82852df0377d09a8089;p=u-boot

diff --git a/include/environment.h b/include/environment.h
index 1479eb641a..53d92df1f2 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -39,13 +39,13 @@
 
 #if defined(CONFIG_ENV_IS_IN_FLASH)
 # ifndef  CONFIG_ENV_ADDR
-#  define CONFIG_ENV_ADDR	(CFG_FLASH_BASE + CONFIG_ENV_OFFSET)
+#  define CONFIG_ENV_ADDR	(CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET)
 # endif
 # ifndef  CONFIG_ENV_OFFSET
-#  define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR - CFG_FLASH_BASE)
+#  define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
 # endif
 # if !defined(CONFIG_ENV_ADDR_REDUND) && defined(CONFIG_ENV_OFFSET_REDUND)
-#  define CONFIG_ENV_ADDR_REDUND	(CFG_FLASH_BASE + CONFIG_ENV_OFFSET_REDUND)
+#  define CONFIG_ENV_ADDR_REDUND	(CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET_REDUND)
 # endif
 # if defined(CONFIG_ENV_SECT_SIZE) || defined(CONFIG_ENV_SIZE)
 #  ifndef  CONFIG_ENV_SECT_SIZE
@@ -60,38 +60,81 @@
 # if defined(CONFIG_ENV_ADDR_REDUND) && !defined(CONFIG_ENV_SIZE_REDUND)
 #  define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
 # endif
-# if (CONFIG_ENV_ADDR >= CFG_MONITOR_BASE) && \
-     (CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) <= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+# 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
 # endif
 # if defined(CONFIG_ENV_ADDR_REDUND) || defined(CONFIG_ENV_OFFSET_REDUND)
-#  define CFG_REDUNDAND_ENVIRONMENT	1
+#  define CONFIG_SYS_REDUNDAND_ENVIRONMENT	1
+# endif
+# ifdef CONFIG_ENV_IS_EMBEDDED
+#  error "do not define CONFIG_ENV_IS_EMBEDDED in your board config"
+#  error "it is calculated automatically for you"
 # endif
 #endif	/* CONFIG_ENV_IS_IN_FLASH */
 
 #if defined(CONFIG_ENV_IS_IN_NAND)
-# ifndef CONFIG_ENV_OFFSET
-#  error "Need to define CONFIG_ENV_OFFSET when using CONFIG_ENV_IS_IN_NAND"
-# endif
+# if defined(CONFIG_ENV_OFFSET_OOB)
+#  ifdef CONFIG_ENV_OFFSET_REDUND
+#   error "CONFIG_ENV_OFFSET_REDUND is not supported when CONFIG_ENV_OFFSET_OOB"
+#   error "is set"
+#  endif
+extern unsigned long nand_env_oob_offset;
+#  define CONFIG_ENV_OFFSET nand_env_oob_offset
+# else
+#  ifndef CONFIG_ENV_OFFSET
+#   error "Need to define CONFIG_ENV_OFFSET when using CONFIG_ENV_IS_IN_NAND"
+#  endif
+#  ifdef CONFIG_ENV_OFFSET_REDUND
+#   define CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#  endif
+# endif /* CONFIG_ENV_OFFSET_OOB */
 # ifndef CONFIG_ENV_SIZE
 #  error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_NAND"
 # endif
-# ifdef CONFIG_ENV_OFFSET_REDUND
-#  define CFG_REDUNDAND_ENVIRONMENT
+#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"
 # endif
-# ifdef CONFIG_ENV_IS_EMBEDDED
-#  define ENV_IS_EMBEDDED	1
+# ifndef CONFIG_ENV_SIZE
+#  error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_MG_DISK"
 # endif
-#endif /* CONFIG_ENV_IS_IN_NAND */
+#endif /* CONFIG_ENV_IS_IN_MG_DISK */
 
-#ifdef USE_HOSTCC
-# include <stdint.h>
-#else
-# include <linux/types.h>
+/* Embedded env is only supported for some flash types */
+#ifdef CONFIG_ENV_IS_EMBEDDED
+# if !defined(CONFIG_ENV_IS_IN_FLASH) && \
+     !defined(CONFIG_ENV_IS_IN_NAND) && \
+     !defined(CONFIG_ENV_IS_IN_ONENAND) && \
+     !defined(CONFIG_ENV_IS_IN_SPI_FLASH)
+#  error "CONFIG_ENV_IS_EMBEDDED not supported for your flash type"
+# endif
 #endif
 
-#ifdef CFG_REDUNDAND_ENVIRONMENT
+/*
+ * For the flash types where embedded env is supported, but it cannot be
+ * 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
+#endif
+
+/* The build system likes to know if the env is embedded */
+#ifdef DO_DEPS_ONLY
+# ifdef ENV_IS_EMBEDDED
+#  define CONFIG_ENV_IS_EMBEDDED
+# endif
+#endif
+
+#include "compiler.h"
+
+#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
 # define ENV_HEADER_SIZE	(sizeof(uint32_t) + 1)
+
+# define ACTIVE_FLAG   1
+# define OBSOLETE_FLAG 0
 #else
 # define ENV_HEADER_SIZE	(sizeof(uint32_t))
 #endif
@@ -101,12 +144,18 @@
 
 typedef	struct environment_s {
 	uint32_t	crc;		/* CRC32 over data bytes	*/
-#ifdef CFG_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
 	unsigned char	flags;		/* active/obsolete flags	*/
 #endif
 	unsigned char	data[ENV_SIZE]; /* Environment data		*/
 } env_t;
 
+#ifndef DO_DEPS_ONLY
+
+#include <search.h>
+
+extern struct hsearch_data env_htab;
+
 /* Function that returns a character from the environment */
 unsigned char env_get_char (int);
 
@@ -118,6 +167,11 @@ unsigned char env_get_char_memory (int index);
 void env_crc_update (void);
 
 /* [re]set to the default environment */
-void set_default_env(void);
+void set_default_env(const char *s);
+
+/* Import from binary representation into hash table */
+int env_import(const char *buf, int check);
+
+#endif
 
 #endif	/* _ENVIRONMENT_H_ */