From c6963fb88ffb60e42137dc60100ee1a7c6f91beb Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Wed, 16 Sep 2020 00:17:55 +0200 Subject: [PATCH] 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 --- doc/board/emulation/qemu-arm.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/doc/board/emulation/qemu-arm.rst b/doc/board/emulation/qemu-arm.rst index ca751d4af4..8d7fda10f1 100644 --- a/doc/board/emulation/qemu-arm.rst +++ b/doc/board/emulation/qemu-arm.rst @@ -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 -- 2.39.5