Re: working xfree86 4.1.0?
- To: Alan Hourihane <alanh@fairlite.demon.co.uk>
- Cc: "Christian T. Steigies" <cts@debian.org>, linux-m68k list <linux-m68k@lists.linux-m68k.org>, debian-68k@lists.debian.org, debian-x@lists.debian.org
- Subject: Re: working xfree86 4.1.0?
- From: Kars de Jong <jongk@linux-m68k.org>
- Date: Sun, 20 Jan 2002 14:01:57 +0100
- Message-id: <[🔎] 20020120140157.A13790@duron.addesk.org>
- Mail-followup-to: Alan Hourihane <alanh@fairlite.demon.co.uk>, "Christian T. Steigies" <cts@debian.org>, linux-m68k list <linux-m68k@lists.linux-m68k.org>, debian-68k@lists.debian.org, debian-x@lists.debian.org
- In-reply-to: <[🔎] 20020119133330.B2960@fairlite.demon.co.uk>; from alanh@fairlite.demon.co.uk on Sat, Jan 19, 2002 at 01:33:30PM +0000
- References: <20011219231029.B22915@debian.org> <[🔎] 200201190004.g0J048s03698@duron.addesk.org> <[🔎] 20020119133330.B2960@fairlite.demon.co.uk>
On Sat, Jan 19, 2002 at 01:33:30PM +0000, Alan Hourihane wrote:
> I basically copied the PPC code and tested it on my Amiga 040
> (WarpEngine) and it worked fine. I guessed as much that the icache
> flushing wouldn't work for other machines though.
>
> Can't we just use the routines from asm/pgalloc.h, but we need to
> determine the CPU type from user space. We can redefine an
> icache_flush() routine in
> xc/programs/Xserver/hw/xfree86/common/compiler.h just like the PPC.
No, the cache flushing instructions on m68k are supervisor only. That's why
we have a cacheflush() system call.
> If someone creates it, I'll get it committed to XFree86.
I'll do that, I'm a member of XFree86 as well.
Kars.
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