[FE training-materials-updates] Flash filesystem lab: instruct to update the dtb
Michael Opdenacker
michael.opdenacker at free-electrons.com
Thu Mar 27 16:59:22 CET 2014
Repository : git://git.free-electrons.com/training-materials.git
On branch : master
Link : http://git.free-electrons.com/training-materials/commit/?id=ac35d91feac171aab64c5cf7b88b3976e7f4d458
>---------------------------------------------------------------
commit ac35d91feac171aab64c5cf7b88b3976e7f4d458
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date: Thu Mar 27 16:57:21 2014 +0100
Flash filesystem lab: instruct to update the dtb
- The patch we applied is a DTS file.
Instruct people to update the DTB on their board.
Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>
>---------------------------------------------------------------
ac35d91feac171aab64c5cf7b88b3976e7f4d458
.../sysdev-flash-filesystems.tex | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/labs/sysdev-flash-filesystems/sysdev-flash-filesystems.tex b/labs/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
index 06338d9..bebfbd3 100644
--- a/labs/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
+++ b/labs/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
@@ -31,10 +31,10 @@ be:
Apply the \code{0001-ARM-omap-switch-back-to-SW-ECC-on-IGEP.patch}
patch available in the
\code{$HOME/felabs/sysdev/flash-filesystems/data} directory to your
-kernel tree. This patch fixes a problem of the 3.11.x/3.12 kernel,
-which caused the kernel to use a different ECC scheme than the U-Boot
-bootloader, making it impossible to flash from U-Boot, and read from
-the kernel.
+kernel tree. This is a Device Tree patch that fixes a problem
+of the 3.11.x/3.12 kernel, which caused the kernel to use a
+different ECC scheme than the U-Boot bootloader, making it
+impossible to flash from U-Boot, and read from the kernel.
After applying this patch, recompile your kernel with support for
JFFS2 and for support for MTD partitions specified in the kernel
@@ -51,6 +51,9 @@ currently causing problems with the JFFS2 filesystem. This option is
in \code{Kernel Hacking} $\rightarrow$
\code{Lock debugging: prove locking correctness}.
+After compiling your kernel, update the DTB file used by your board
+(remember that we applied a Device Tree patch).
+
You will update your kernel image on flash in the next section.
\section{Filesystem image preparation}
More information about the training-materials-updates
mailing list