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doc: qemu: debug UART settings for QEMU ARM virt

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Provide the settings for the debug UART on the QEMU ARM virt board.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-09-16 00:17:55 +02:00 • committed by Tom Rini
parent c4d0384a4a
commit c6963fb88f
1 changed files with 10 additions and 0 deletions
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10
doc/board/emulation/qemu-arm.rst
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@ -80,3 +80,13 @@ can be enabled with the following command line parameters:
-drive if=none,file=disk.img,id=mydisk -device nvme,drive=mydisk,serial=foo -drive if=none,file=disk.img,id=mydisk -device nvme,drive=mydisk,serial=foo
These have been tested in QEMU 2.9.0 but should work in at least 2.5.0 as well. These have been tested in QEMU 2.9.0 but should work in at least 2.5.0 as well.
Debug UART
----------
The debug UART on the ARM virt board uses these settings::
CONFIG_DEBUG_UART=y
CONFIG_DEBUG_UART_PL010=y
CONFIG_DEBUG_UART_BASE=0x9000000
CONFIG_DEBUG_UART_CLOCK=0