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Re: [Qemu-devel] [RFC PATCH 1/2] serial console, output


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [RFC PATCH 1/2] serial console, output
Date: Mon, 4 Jul 2016 14:48:48 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1


On 04/07/2016 14:46, Gerd Hoffmann wrote:
> We run in real mode, so passing around pointers isn't that easy.
> Given this would make sense for constant strings only (like the 4-byte
> clear-screen sequence) and not so much for variable stuff we might put
> all strings in the global segment.

Hmm you're right, pointers are messy here.

Paolo

> 
> Would this ...
> 
> void sercon_putchar(char *ptr)
> {
>     char c = GET_GLOBAL(ptr[0]);
>     [ ... ]
> 
> ... work?
> 



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