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* Configure PPChameleon board to use redundand environment in flash

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* Configure PPChameleon board to use JFFS2 NAND support.

* Added support for JFFS2 filesystem (read-only) on top of NAND flash
This commit is contained in:
wdenk
2004-04-18 19:43:36 +00:00
parent 6e5923851e
commit 998eaaecd4
9 changed files with 306 additions and 43 deletions
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18
include/configs/PPChameleonEVB.h
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@@ -93,7 +93,8 @@
CFG_CMD_I2C | \
CFG_CMD_IRQ | \
CFG_CMD_MII | \
CFG_CMD_NAND )
CFG_CMD_NAND | \
CFG_CMD_JFFS2)
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
@@ -345,10 +346,11 @@
/*-----------------------------------------------------------------------
* Environment Variable setup
*/
#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
#define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
#define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/
/* total size of a CAT24WC16 is 2048 bytes */
#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#define CFG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */
#define CFG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/
#define CFG_ENV_ADDR_REDUND 0xFFFFA000
#define CFG_ENV_SIZE_REDUND 0x2000
#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
#define CFG_NVRAM_SIZE 242 /* NVRAM size */
@@ -694,4 +696,10 @@
#endif /* CONFIG_NO_SERIAL_EEPROM */
#define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
#define CONFIG_JFFS2_NAND_DEV 0 /* nand device jffs2 lives on */
#define CONFIG_JFFS2_NAND_OFF 0 /* start of jffs2 partition */
#define CONFIG_JFFS2_NAND_SIZE 2*1024*1024 /* size of jffs2 partition */
#define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */
#endif /* __CONFIG_H */