[mythtv] Patch for PowerPC
mdz at debian.org
Tue Mar 23 13:33:19 EST 2004
On Mon, Mar 22, 2004 at 08:41:14PM -0800, Mino Taoyama wrote:
> I've been able to get MythTV working on a PowerMac G4 (Dual 1.25GHz)
> running YellowDog Linux 3.0. It required some changes to the sources.
> I've included a patch against the 0.14 release.
> 1) Added PowerPC settings in settings.pro and commented out x86 support.
This should be done in such a way as to automatically select the proper
settings; qmake may already provide a "scope" which lets you conditionalize
things based on architecture.
> 2) Needed to fix a few items in libavcoded.pro.
> a) Changed TARGET_ARCH_ALTIVEC to TARGET_ALTIVEC. This was needed
> since the config.mak uses TARGET_ALTIVEC.
> b) Added a line to include some missing altivec sources.
> (ppc/gmc_altivec.c ppc/fdct_altivec.c ppc/fft_altivec.c)
Applied to CVS.
> 3) Had to change vsync.c in libmythtv since PPC does not have a
> sys/io.h file. It also required conditionally compiling the x86
> specific code.
> a) Added an #if i386 around including 'sys/io.h' since this header
> only exists in x86.
> b) Added an #if i386 around the code in 'vgasync_cleanup'
> c) Added an conditional compile so the routine 'vgasync_init'
> returns a 0.
> d) Added an #if i386 around the code in
> e) Added an #if i386 around the code in
Probably the i386-specific parts of this file should be moved into a
separate file, which would not even be compiled on non-i386. This is
cleaner and more maintainable than adding many #ifs.
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