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
>From 4e0ad136c0964d7cf7d5660b970cfdc08f2cf680 Mon Sep 17 00:00:00 2001 From: Marcin Juszkiewicz <[email protected]> Date: Mon, 7 Jan 2013 12:20:32 +0100 Subject: [PATCH] Add definitions for the AArch64 architecture 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. Checked in AArch64 commercial fast model (with graphics support). Signed-off-by: Marcin Juszkiewicz <[email protected]> --- include/servermd.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/servermd.h b/include/servermd.h index d6a9a3a..090da1c 100644 --- a/include/servermd.h +++ b/include/servermd.h @@ -245,6 +245,13 @@ SOFTWARE. /* ???? */ #endif /* AMD64 */ +#if defined(__aarch64__) || defined(aarch64) || defined(__aarch64) +#define IMAGE_BYTE_ORDER MSBFirst +#define BITMAP_BIT_ORDER MSBFirst +#define GLYPHPADBYTES 4 +/* ???? */ +#endif /* AArch64 */ + #if defined(SVR4) && (defined(__i386__) || defined(__i386) ) || \ defined(__alpha__) || defined(__alpha) || \ defined(__i386__) || \ -- 1.8.0
_______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
