[PATCH v7 02/31] arm: qemu: Mention -nographic in the docs
Heinrich Schuchardt
xypron.glpk at gmx.de
Tue Dec 7 02:00:26 CET 2021
On 12/6/21 16:11, Simon Glass wrote:
> Without this option QEMU appears to hang. Add it to avoid confusion.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
I think there was some work to get a virtio framebuffer working. But
adding -nographic is ok.
Reviewed-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
>
> (no changes since v1)
>
> doc/board/emulation/qemu-arm.rst | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/doc/board/emulation/qemu-arm.rst b/doc/board/emulation/qemu-arm.rst
> index 584ef0a7e15..8bd7b60cdb4 100644
> --- a/doc/board/emulation/qemu-arm.rst
> +++ b/doc/board/emulation/qemu-arm.rst
> @@ -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:
>
>
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