On Thu, Sep 27, 2018 at 9:42 AM wrote:
>
> From: Alexander F. Rødseth
>
> Only ah needs to be set to 0 before calling interrupt 0x16 for waiting
> for a keypress.
>
> This patch changes the line that uses xor so that it only zeroes "ah" instead
> of "ax".
> This saves a byte.
>
> Signed-off-by:
On 9/27/18 6:41 AM, xypr...@archlinux.org wrote:
> From: Alexander F. Rødseth
>
> Only ah needs to be set to 0 before calling interrupt 0x16 for waiting
> for a keypress.
>
> This patch changes the line that uses xor so that it only zeroes "ah" instead
> of "ax".
> This saves a byte.
>
> Signe
From: Alexander F. Rødseth
Only ah needs to be set to 0 before calling interrupt 0x16 for waiting
for a keypress.
This patch changes the line that uses xor so that it only zeroes "ah" instead
of "ax".
This saves a byte.
Signed-off-by: Alexander F. Rødseth
---
arch/x86/boot/header.S | 11
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