Date: Sun, 19 Jan 2014 15:41:12 -0600 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: freebsd-x11@freebsd.org Cc: Baptiste Daroussin <bapt@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Fixes for X on PowerPC Message-ID: <52DC4678.2080901@freebsd.org> In-Reply-To: <52DC0770.7060000@freebsd.org> References: <52DC0770.7060000@freebsd.org>
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On 01/19/14 11:12, Nathan Whitehorn wrote: > I was just bootstrapping a new (to me) laptop and ran into some minor > difficulties getting X running. They can be fixed with the patch at > http://people.freebsd.org/~nwhitehorn/new_xorg_ppc.diff > > It has the following parts: > 1. plist fix for graphics/libdrm (the Intel driver is only built on > x86 platforms) > 2. only apply MMX/SSE2 flags in configure on platforms that have MMX > and SSE2 for x11/pixman to avoid errors from configure > 3. Use old ATI driver on platforms without KMS (for now, everything > but x86) > 4. Fix error in xorg-server makefile EXTRA_PATCHES where some > platform-specific patches would replace rather than add to the patches > list. > > The only even vaguely substantive change is the last patch: > 5. xf86EnableIO() and xf86OpenConsole() no longer seem to be called in > the same order, with the result that xf86Info.consoleFd hasn't been > set yet when xf86EnableIO() is called. I've copied what Linux does > here and used /dev/mem instead, as well as copying Linux in making > errors there non-fatal. Incidentally, the xf86EnableIO() > implementation is one of the shadiest and most questionable things I > have ever seen. I really doubt it does whatever it is meant to do > correctly, but it at least does the same thing old Xorg did now. > -Nathan > I've updated this with a patch 6 for xf86-video-nv that fixes some breakage after the change to use libpciaccess to use I/O ports in xorg-server: the driver was really on some behind-the-scenes behavior (use of IOBase, in particular) that has now apparently been removed. -Nathan
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