diff --git a/Documentation/oamp4_usb_booting.txt b/Documentation/oamp4_usb_booting.txt deleted file mode 100644 index f0d45a2..0000000 --- a/Documentation/oamp4_usb_booting.txt +++ /dev/null @@ -1,27 +0,0 @@ --------------- omap4_usb_booting -------------- - -omap4 processors have support for booting from the usb port. To be able to fully -use this feature you will need to enable the following: - OMAP4_USBBOOT - This CONFIG_ option adds the required infrastructure. - DRIVER_SERIAL_OMAP4_USBBOOT - This adds console support over the same usb port used for booting. - FS_OMAP4_USBBOOT - This adds filesystem support over the same usb port used for booting. - -To send the bootloader to the processor, execute the utility omap4_usbboot which -can be found in the scripts subdirectory. -omap4_usbboot takes two parameters: - the bootloader image - a directory name which will be the root for the guest system -Once omap4_usbboot is running it will wait for enumeration of the omap4 cpu on -the host usb subsystem. Then power on or reset the cpu with the correct sys_boot -or SAR memory configuration. - -If everything works, barebox's first stage will boot and afterwards it will load -the second stage found at "/barebox.bin". -Barebox's second stage will still have access to the usb filesystem, so an -initrd and a zImage can be loaded. - -Overall this procedure frees the developer of continously be changing the SD -card or other boot media from host to target. diff --git a/Documentation/omap4_usb_booting.txt b/Documentation/omap4_usb_booting.txt new file mode 100644 index 0000000..f0d45a2 --- /dev/null +++ b/Documentation/omap4_usb_booting.txt @@ -0,0 +1,27 @@ +-------------- omap4_usb_booting -------------- + +omap4 processors have support for booting from the usb port. To be able to fully +use this feature you will need to enable the following: + OMAP4_USBBOOT + This CONFIG_ option adds the required infrastructure. + DRIVER_SERIAL_OMAP4_USBBOOT + This adds console support over the same usb port used for booting. + FS_OMAP4_USBBOOT + This adds filesystem support over the same usb port used for booting. + +To send the bootloader to the processor, execute the utility omap4_usbboot which +can be found in the scripts subdirectory. +omap4_usbboot takes two parameters: + the bootloader image + a directory name which will be the root for the guest system +Once omap4_usbboot is running it will wait for enumeration of the omap4 cpu on +the host usb subsystem. Then power on or reset the cpu with the correct sys_boot +or SAR memory configuration. + +If everything works, barebox's first stage will boot and afterwards it will load +the second stage found at "/barebox.bin". +Barebox's second stage will still have access to the usb filesystem, so an +initrd and a zImage can be loaded. + +Overall this procedure frees the developer of continously be changing the SD +card or other boot media from host to target.