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What file formats can be loaded and launched by u-boot

U-Boot Misbah 2 participants 2 messages Jun 11, 2014

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Misbah

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Hello All,

I have an RTOS compiled for ARM cotex-A9 generating .out file format.

How can I use u-boot.bin to download the RTOS image from an SD card "FAT32 formatted" and launch the RTOS kernel

Can you please share your views.

Regards,

Misbah

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Dear "Misbah",

Quoted 2 lines · In message <005301cf8578$18686be0$493943a0$@[email protected]> you wrote:

I have an RTOS compiled for ARM cotex-A9 generating .out file format.

".out" is not any known linker output format. Do you mean a.out? It has been ages since I've seen this used the last time - way back in the previous millenium.

Quoted 2 lines

How can I use u-boot.bin to download the RTOS image from an SD card "FAT32 formatted" and launch the RTOS kernel

In general, you can use objcopy (from the GNU binutils package) to convert into raw binary format. This you can then either load directly, or wrap it using the mkimage tool into either a legacy U-Boot image or a FIT image, which then can be started by U-Boot.

Best regards,

Wolfgang Denk

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