Building U-Boot
---------------
-Note: There are currently two variants of the TX53 module, that
+Note: There are currently two variants of the TX28 module, that
require slightly different U-Boot configurations. They are
distinguished through the last digit of the module name. Replace
the '?' in the following description with the corresponding
- number from your TX51 module.
- E.g. TX53-8031 => 'make tx53-xx31_config'
+ number from your TX28 module.
+ E.g. TX28-4031 => 'make tx28-40xx_config'
Unpacking the source
--------------------
cd u-boot
tar -xjf /cdrom/U-Boot/u-boot-src.tar.bz2
+Alternatively you can access the current source via the git repository:
+git://git.kernelconcepts.de/karo-tx-uboot.git master
+
+
Compiling U-Boot
----------------
export ARCH=arm
cd u-boot
tar -xjf /cdrom/U-Boot/u-boot-src.tar.bz2
+Alternatively you can access the current source via the git repository:
+git://git.kernelconcepts.de/karo-tx-uboot.git master
+
+
Compiling U-Boot
----------------
export ARCH=arm
video_mode <video mode as understood by Linux fb_find_mode() function>
e.g.: 640x480MR-24@60
baseboard {stk5-v3|stk5-v5} selects type of baseboard
-splashimage memory address of a BMP file to be displayed instead of
- the built-in logo. Since NAND flash is not accessible in
- a memory mapped fashion, U-Boot will try to load the
- contents of the flash partition 'logo' to the address
- given with 'splashimage'.
+splashimage either: memory address (e.g. ${loadaddr}) of a BMP file
+ to be displayed instead of the built-in logo. Since NAND
+ flash is not accessible in a memory mapped fashion,
+ U-Boot will try to load the contents of the flash
+ partition 'logo.bmp' to the address given with
+ 'splashimage'.
+
+ or: the name of an MTD partition, that contains a raw
+ dump of the frame buffer contents which will be loaded
+ to the framebuffer.
+
+splashpos (when 'splashimage' contains a memory address) the
+ position ('x,y') on the screen at which the BMP image
+ will be displayed.
+ Setting splashpos to 'm,m' will center the image on the
+ screen.
Note: Some variables (like 'cpu_clk' or 'splashimage') may render the
board unbootable if incorrectly set. Therefore these variables
Building U-Boot
---------------
-Note: There are currently three variants of the TX51 module, that
+Note: There are currently six variants of the TX51 module, that
require slightly different U-Boot configurations. They are
- distinguished through the last digit of the module name. Replace
- the '?' in the following description with the corresponding
- numbers from your TX51 module.
+ distinguished through the first and last digit of the module
+ name suffix. Replace the '?' in the following description with
+ the corresponding numbers from your TX51 module.
E.g. TX51-8021 => 'make tx51-8xx1_config'
Unpacking the source
cd u-boot
tar -xjf /cdrom/U-Boot/u-boot-src.tar.bz2
+Alternatively you can access the current source via the git repository:
+git://git.kernelconcepts.de/karo-tx-uboot.git master
+
+
Compiling U-Boot
----------------
export ARCH=arm
'stk5-v5' setting disables USB Host mode on USBOTG port.
strings not starting in 'stk5' prevent the STK5 specific
pad initialization to be done.
-splashimage memory address of a BMP file to be displayed instead of
- the built-in logo. Since NAND flash is not accessible in
- a memory mapped fashion, U-Boot will try to load the
- contents of the flash partition 'logo' to the address
- given with 'splashimage'.
+splashimage either: memory address (e.g. ${loadaddr}) of a BMP file
+ to be displayed instead of the built-in logo. Since NAND
+ flash is not accessible in a memory mapped fashion,
+ U-Boot will try to load the contents of the flash
+ partition 'logo.bmp' to the address given with
+ 'splashimage'.
+
+ or: the name of an MTD partition, that contains a raw
+ dump of the frame buffer contents which will be loaded
+ to the framebuffer.
+
+splashpos (when 'splashimage' contains a memory address) the
+ position ('x,y') on the screen at which the BMP image
+ will be displayed.
+ Setting splashpos to 'm,m' will center the image on the
+ screen.
Note: Some variables (like 'cpu_clk' or 'splashimage') may render the
board unbootable if incorrectly set. Therefore these variables
cd u-boot
tar -xjf /cdrom/U-Boot/u-boot-src.tar.bz2
+Alternatively you can access the current source via the git repository:
+git://git.kernelconcepts.de/karo-tx-uboot.git master
+
+
Compiling U-Boot
----------------
export ARCH=arm
disables USB Host mode on USBOTG port.
strings not starting in 'stk5' prevent the STK5 specific
pad initialization to be done.
-splashimage memory address of a BMP file to be displayed instead of
- the built-in logo. Since NAND flash is not accessible in
- a memory mapped fashion, U-Boot will try to load the
- contents of the flash partition 'logo' to the address
- given with 'splashimage'.
+splashimage either: memory address (e.g. ${loadaddr}) of a BMP file
+ to be displayed instead of the built-in logo. Since NAND
+ flash is not accessible in a memory mapped fashion,
+ U-Boot will try to load the contents of the flash
+ partition 'logo.bmp' to the address given with
+ 'splashimage'.
+
+ or: the name of an MTD partition, that contains a raw
+ dump of the frame buffer contents which will be loaded
+ to the framebuffer.
+
+splashpos (when 'splashimage' contains a memory address) the
+ position ('x,y') on the screen at which the BMP image
+ will be displayed.
+ Setting splashpos to 'm,m' will center the image on the
+ screen.
Note: Some variables (like 'cpu_clk' or 'splashimage') may render the
board unbootable if incorrectly set. Therefore these variables