Re: [Qemu-discuss] console output with -nographic on Windows

[Brendan Simon (eTRIX)]

Resending, hoping someone has a solution to get semi-hosting console
output on Windows platform.

Thanks, Brendan.



On 17/9/18 9:26 pm, Brendan Simon (eTRIX) wrote:
> I've been trying to use the following GNU MCU Eclipse QEMU releases to
> do unit tests for ARM Cortex binaries.
>
> https://gnu-mcu-eclipse.github.io/qemu/
> https://gnu-mcu-eclipse.github.io/qemu/releases/
>
> I compiled the very simple semi-hosting hello world sample in the gcc
> arm installation (from ARM download site).  It's a basic
> `printf("Hello world!");`
>
> It runs ok on the Mac.  i.e. displays "Hello world!" on the terminal
> that I run qemu from.
>
> However the same command line and exact same hellow wolrd image does
> not show any output when run on a Windows box (Win 10).  I tried from
> MSYS2 bash shell and Windows Command Prompt, and both show no output.
>
> A bit of googling suggests that it displaying console output just
> doesn't work on Windows.
>
> Is that really true?  Why can't Windows output to stdout?  Surely it's
> technically possible, and not too difficult?  Surely there must be a
> way to get stdout working Windows.
>
> What magic do I have to do to get this working?
>
> Thanks, Brendan.