[PATCH xserver] Add definitions for the AArch64 architecture

Marcin Juszkiewicz marcin.juszkiewicz at canonical.com
Mon Jan 7 04:25:45 PST 2013

W dniu 03.01.2013 16:33, Thomas Petazzoni pisze:
> AArch64 is the new 64 bits architecture from ARM, for which a few
> definitions are needed in the X.org server to make it build properly.
> Like for the ARM 32 bits architecture, we for now assume that AArch64
> will be used in Little Endian mode for Linux.

I subscribed to ML to send it directly (as previous one got to
moderation queue).

> +/* linux on AArch64 */
> +#if defined(linux) && defined(__aarch64__)
> +
> +#define IMAGE_BYTE_ORDER       LSBFirst
> +#define BITMAP_BIT_ORDER       LSBFirst
> +#define GLYPHPADBYTES          4
> +
> +#endif

Order is reverse. I went that way first time but image booted in AArch64
commercial fast model shown distorted xterm [1]. Changed to MSBFirst and
xterm starts and displays properly [2].

Attached patch.

1. https://plus.google.com/u/0/105007947798310229700/posts/grcK83g5jys
2. https://plus.google.com/u/0/105007947798310229700/posts/dRu2UVEv9gz

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