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user: Clarify U-Boot commands

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Sebastian Huber 2019-02-19 07:11:54 +01:00
parent cb4e4e2b37
commit 7ad2d12a57
1 changed files with 12 additions and 4 deletions
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user/bsps/bsps-arm.rst
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@ -28,7 +28,7 @@ Boot via U-Boot
The application executable file (ELF file) must be converted to an U-Boot The application executable file (ELF file) must be converted to an U-Boot
image. Use the following commands: image. Use the following commands:
:: .. code-block:: none
arm-rtems5-objcopy -O binary app.exe app.bin arm-rtems5-objcopy -O binary app.exe app.bin
gzip -9 -f -c app.bin > app.bin.gz gzip -9 -f -c app.bin > app.bin.gz
@ -36,10 +36,14 @@ image. Use the following commands:
Use the following U-Boot commands to boot an application via TFTP download: Use the following U-Boot commands to boot an application via TFTP download:
:: .. code-block:: none
tftpboot ${loadaddr} app.img && run loadfdt && bootm ${loadaddr} - ${fdt_addr} ; reset tftpboot ${loadaddr} app.img && run loadfdt && bootm ${loadaddr} - ${fdt_addr} ; reset
The ``loadfdt`` command may be not defined in your U-Boot environment. Just
replace it with the appropriate commands to load the device tree at
``${fdt_addr}``.
Clock Driver Clock Driver
------------ ------------
@ -162,7 +166,7 @@ Boot via U-Boot
The application executable file (ELF file) must be converted to an U-Boot The application executable file (ELF file) must be converted to an U-Boot
image. Use the following commands: image. Use the following commands:
:: .. code-block:: none
arm-rtems5-objcopy -O binary app.exe app.bin arm-rtems5-objcopy -O binary app.exe app.bin
gzip -9 -f -c app.bin > app.bin.gz gzip -9 -f -c app.bin > app.bin.gz
@ -170,10 +174,14 @@ image. Use the following commands:
Use the following U-Boot commands to boot an application via TFTP download: Use the following U-Boot commands to boot an application via TFTP download:
:: .. code-block:: none
tftpboot ${loadaddr} app.img && run loadfdt && bootm ${loadaddr} - ${fdt_addr} ; reset tftpboot ${loadaddr} app.img && run loadfdt && bootm ${loadaddr} - ${fdt_addr} ; reset
The ``loadfdt`` command may be not defined in your U-Boot environment. Just
replace it with the appropriate commands to load the device tree at
``${fdt_addr}``.
Clock Driver Clock Driver
------------ ------------