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arm: qemu: Mention -nographic in the docs

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Without this option QEMU appears to hang. Add it to avoid confusion.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Simon Glass 2021-12-16 20:59:08 -07:00 committed by Tom Rini
parent 00a4280d77
commit 6d7636c946
1 changed files with 4 additions and 3 deletions
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7
doc/board/emulation/qemu-arm.rst
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@ -41,14 +41,15 @@ The minimal QEMU command line to get U-Boot up and running is:
- For ARM::
qemu-system-arm -machine virt -bios u-boot.bin
qemu-system-arm -machine virt -nographic -bios u-boot.bin
- For AArch64::
qemu-system-aarch64 -machine virt -cpu cortex-a57 -bios u-boot.bin
qemu-system-aarch64 -machine virt -nographic -cpu cortex-a57 -bios u-boot.bin
Note that for some odd reason qemu-system-aarch64 needs to be explicitly
told to use a 64-bit CPU or it will boot in 32-bit mode.
told to use a 64-bit CPU or it will boot in 32-bit mode. The -nographic argument
ensures that output appears on the terminal. Use Ctrl-A X to quit.
Additional persistent U-boot environment support can be added as follows: