doc: qemu: debug UART settings for QEMU ARM virt

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

View File

@ -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
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