* Patch by Robert Schwebel, 21 Jan 2003:
- Add support for Innokom board
- Don't complain if "install" fails
- README cleanup (remove duplicated lines)
- Update PXA header files
* Add documentation for existing POST code (doc/README.POST)
* Patch by Laudney Ren, 15 Jan 2003:
Fix handling of redundand environment in "tools/envcrc.c"
* Patch by Detlev Zundel, 28 Feb 2003:
Add bedbug support for 824x systems
* Add support for 16 MB flash configuration of TRAB board
* Patch by Erwin Rol, 27 Feb 2003:
Add support for RTEMS
* Add image information to README
* Fix dual PCMCIA slot support (when running with just one
slot populated)
* Add VFD type detection to trab board
* extend drivers/cs8900.c driver to synchronize ethaddr environment
variable with value in the EEPROM
diff --git a/tools/envcrc.c b/tools/envcrc.c
index c59f7d5..19fe17c 100644
--- a/tools/envcrc.c
+++ b/tools/envcrc.c
@@ -36,15 +36,33 @@
# ifndef CFG_ENV_OFFSET
# define CFG_ENV_OFFSET (CFG_ENV_ADDR - CFG_FLASH_BASE)
# endif
+# if !defined(CFG_ENV_ADDR_REDUND) && defined(CFG_ENV_OFFSET_REDUND)
+# define CFG_ENV_ADDR_REDUND (CFG_FLASH_BASE + CFG_ENV_OFFSET_REDUND)
+# endif
# ifndef CFG_ENV_SIZE
# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
# endif
-# if ((CFG_ENV_ADDR >= CFG_MONITOR_BASE) && \
- ((CFG_ENV_ADDR+CFG_ENV_SIZE) <= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)))
-# define ENV_IS_EMBEDDED
+# if defined(CFG_ENV_ADDR_REDUND) && !defined(CFG_ENV_SIZE_REDUND)
+# define CFG_ENV_SIZE_REDUND CFG_ENV_SIZE
+# endif
+# if (CFG_ENV_ADDR >= CFG_MONITOR_BASE) && \
+ ((CFG_ENV_ADDR + CFG_ENV_SIZE) <= (CFG_MONITOR_BASE + CFG_MONITOR_LEN))
+# define ENV_IS_EMBEDDED 1
+# endif
+# if defined(CFG_ENV_ADDR_REDUND) || defined(CFG_ENV_OFFSET_REDUND)
+# define CFG_REDUNDAND_ENVIRONMENT 1
# endif
#endif /* CFG_ENV_IS_IN_FLASH */
+#ifdef CFG_REDUNDAND_ENVIRONMENT
+# define ENV_HEADER_SIZE (sizeof(unsigned long) + 1)
+#else
+# define ENV_HEADER_SIZE (sizeof(unsigned long))
+#endif
+
+#define ENV_SIZE (CFG_ENV_SIZE - ENV_HEADER_SIZE)
+
+
extern unsigned long crc32 (unsigned long, const unsigned char *, unsigned int);
#ifdef ENV_IS_EMBEDDED
@@ -57,9 +75,8 @@
#ifdef ENV_IS_EMBEDDED
int crc ;
unsigned char *envptr = &environment,
- *dataptr = envptr + sizeof(unsigned int) + 1;
- unsigned int datasize = env_size - (dataptr - envptr) ;
-
+ *dataptr = envptr + ENV_HEADER_SIZE;
+ unsigned int datasize = ENV_SIZE;
crc = crc32(0, dataptr, datasize) ;
