Save environment data to mmc.

PATCH Superseded Terry Lv 1 participant 1 message May 7, 2010

Subsystems (2)

Arm (32-bit) PowerPC

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Terry Lv

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2010-05-07 05:22 UTC #0 lore raw

PATCH v5 1/1 Save environment data to mmc.

This patch is to save environment data to mmc card. It uses interfaces defined in generic mmc.

Signed-off-by Terry Lv <[email protected]>

---
 arch/arm/lib/board.c     |   15 +++--
 arch/powerpc/lib/board.c |   17 +++--
 common/Makefile          |    1 +
 common/cmd_nvedit.c      |    3 +-
 common/env_mmc.c         |  154 ++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 178 insertions(+), 12 deletions(-)
 create mode 100644 common/env_mmc.c

arch/arm/lib/board.c +10 -5

index f5660a9..9ef37d0 100644
@@ -347,6 +347,16 @@ void start_armboot (void)
 	dataflash_print_info();
 #endif
 
+#ifdef CONFIG_GENERIC_MMC
+/*
+ * MMC initialization is called before relocating env.
+ * Thus It is required that operations like pin multiplexer 
+ * be put in board_init.
+ */
+	puts ("MMC:   ");
+	mmc_initialize (gd->bd);
+#endif
+
 	/* initialize environment */
 	env_relocate ();

@@ -419,11 +429,6 @@ extern void davinci_eth_set_mac_addr (const u_int8_t *addr);
 	board_late_init ();
 #endif
 
-#ifdef CONFIG_GENERIC_MMC
-	puts ("MMC:   ");
-	mmc_initialize (gd->bd);
-#endif
-
 #ifdef CONFIG_BITBANGMII
 	bb_miiphy_init();
 #endif

arch/powerpc/lib/board.c +11 -6

index 7b09fb5..6850633 100644
@@ -783,6 +783,17 @@ void board_init_r (gd_t *id, ulong dest_addr)
 	nand_init();		/* go init the NAND */
 #endif
 
+#ifdef CONFIG_GENERIC_MMC
+/*
+ * MMC initialization is called before relocating env.
+ * Thus It is required that operations like pin multiplexer 
+ * be put in board_init.
+ */
+	WATCHDOG_RESET ();
+	puts ("MMC:  ");
+	mmc_initialize (bd);
+#endif
+
 	/* relocate environment function pointers etc. */
 	env_relocate ();

@@ -939,12 +950,6 @@ void board_init_r (gd_t *id, ulong dest_addr)
 	scsi_init ();
 #endif
 
-#ifdef CONFIG_GENERIC_MMC
-	WATCHDOG_RESET ();
-	puts ("MMC:  ");
-	mmc_initialize (bd);
-#endif
-
 #if defined(CONFIG_CMD_DOC)
 	WATCHDOG_RESET ();
 	puts ("DOC:   ");

common/Makefile +1 -0

index dbf7a05..2c37073 100644
@@ -58,6 +58,7 @@ COBJS-$(CONFIG_ENV_IS_IN_FLASH) += env_embedded.o
 COBJS-$(CONFIG_ENV_IS_IN_NVRAM) += env_embedded.o
 COBJS-$(CONFIG_ENV_IS_IN_FLASH) += env_flash.o
 COBJS-$(CONFIG_ENV_IS_IN_MG_DISK) += env_mgdisk.o
+COBJS-$(CONFIG_ENV_IS_IN_MMC) += env_mmc.o
 COBJS-$(CONFIG_ENV_IS_IN_NAND) += env_nand.o
 COBJS-$(CONFIG_ENV_IS_IN_NVRAM) += env_nvram.o
 COBJS-$(CONFIG_ENV_IS_IN_ONENAND) += env_onenand.o

common/cmd_nvedit.c +2 -1

index eb89e9e..57dc288 100644
@@ -59,13 +59,14 @@ DECLARE_GLOBAL_DATA_PTR;
     !defined(CONFIG_ENV_IS_IN_FLASH)	&& \
     !defined(CONFIG_ENV_IS_IN_DATAFLASH)	&& \
     !defined(CONFIG_ENV_IS_IN_MG_DISK)	&& \
+    !defined(CONFIG_ENV_IS_IN_MMC)  && \
     !defined(CONFIG_ENV_IS_IN_NAND)	&& \
     !defined(CONFIG_ENV_IS_IN_NVRAM)	&& \
     !defined(CONFIG_ENV_IS_IN_ONENAND)	&& \
     !defined(CONFIG_ENV_IS_IN_SPI_FLASH)	&& \
     !defined(CONFIG_ENV_IS_NOWHERE)
 # error Define one of CONFIG_ENV_IS_IN_{EEPROM|FLASH|DATAFLASH|ONENAND|\
-SPI_FLASH|MG_DISK|NVRAM|NOWHERE}
+SPI_FLASH|MG_DISK|NVRAM|MMC|NOWHERE}
 #endif
 
 #define XMK_STR(x)	#x

common/env_mmc.c new file +154 -0

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