* Configure PPChameleon board to use redundand environment in flash
* Configure PPChameleon board to use JFFS2 NAND support.
* Added support for JFFS2 filesystem (read-only) on top of NAND flash
diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index c4f5a97..3cf00b8 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -49,6 +49,8 @@
static struct part_info part;
+#ifndef CONFIG_JFFS2_NAND
+
struct part_info*
jffs2_part_info(int part_num)
{
@@ -88,6 +90,33 @@
}
return 0;
}
+
+#else /* CONFIG_JFFS2_NAND */
+
+struct part_info*
+jffs2_part_info(int part_num)
+{
+ if(part_num==0){
+
+ if(part.usr_priv==(void*)1)
+ return ∂
+
+ memset(&part, 0, sizeof(part));
+
+ part.offset = CONFIG_JFFS2_NAND_OFF;
+ part.size = CONFIG_JFFS2_NAND_SIZE; /* the bigger size the slower jffs2 */
+
+#ifndef CONFIG_JFFS2_NAND_DEV
+#define CONFIG_JFFS2_NAND_DEV 0
+#endif
+ /* nand device with the JFFS2 parition plus 1 */
+ part.usr_priv = (void*)(CONFIG_JFFS2_NAND_DEV+1);
+ return ∂
+ }
+ return 0;
+}
+
+#endif /* CONFIG_JFFS2_NAND */
#endif /* ifndef CFG_JFFS_CUSTOM_PART */
int
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index c2e67ab..4b693a9 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -232,7 +232,7 @@
&total, (u_char*)addr);
printf (" %d bytes %s: %s\n", total,
- (cmd & NANDRW_READ) ? "read" : "write",
+ (cmd & NANDRW_READ) ? "read" : "written",
ret ? "ERROR" : "OK");
return ret;
@@ -1669,4 +1669,17 @@
}
#endif
+
+#ifdef CONFIG_JFFS2_NAND
+
+int read_jffs2_nand(size_t start, size_t len,
+ size_t * retlen, u_char * buf, int nanddev)
+{
+ return nand_rw(nand_dev_desc + nanddev, NANDRW_READ | NANDRW_JFFS2,
+ start, len, retlen, buf);
+}
+
+#endif /* CONFIG_JFFS2_NAND */
+
+
#endif /* (CONFIG_COMMANDS & CFG_CMD_NAND) */
diff --git a/common/environment.c b/common/environment.c
index a868dcc..3d8493a 100644
--- a/common/environment.c
+++ b/common/environment.c
@@ -53,7 +53,8 @@
defined(CONFIG_R360MPI) || \
defined(CONFIG_TQM8xxL) || \
defined(CONFIG_RRVISION) || \
- defined(CONFIG_TRAB) ) && \
+ defined(CONFIG_TRAB) || \
+ defined(CONFIG_PPCHAMELEONEVB) ) && \
defined(ENV_CRC) /* Environment embedded in U-Boot .ppcenv section */
/* XXX - This only works with GNU C */
# define __PPCENV__ __attribute__ ((section(".ppcenv")))