From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 30 May 2006 17:09:03 +0200 (CEST) Received: from mail.gmx.de ([213.165.64.20]:15496 "HELO mail.gmx.net") by ftp.linux-mips.org with SMTP id S8133467AbWE3PIx (ORCPT ); Tue, 30 May 2006 17:08:53 +0200 Received: (qmail 5021 invoked by uid 0); 30 May 2006 15:08:47 -0000 Received: 62.58.165.82 by service.gmx.net with HTTP; Tue, 30 May 2006 17:08:47 +0200 (CEST) X-Flags: 0001 Message-ID: <20060530150847.102900@gmx.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Date: Tue, 30 May 2006 17:08:47 +0200 cc: linux-mips@linux-mips.org from: Tom Weustink In-Reply-To: <20060530145841.GA28223@linux-mips.org> References: <4477B8C9.3050909@gmx.net> <20060530145841.GA28223@linux-mips.org> Subject: Re: Re: SGI O2+ RM7000 set_uncached_handler error during kernel built to: Ralf Baechle X-Authenticated: #11016536 X-Mailer: WWW-Mail 6100 (Global Message Exchange) x-priority: 3 Content-Transfer-Encoding: 7bit Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 11602 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: freshy98@gmx.net Precedence: bulk X-list: linux-mips > > > I finally got a round building a toolchain for creating kernels for my > > SGI O2+ RM7000 machine. > > > > I did a ip32_defconfig and used menuconfig to edit some small options. > > One was to set it too RM7000 obviously. > > > > When I build it, I get the following error: > > > > CC arch/mips/kernel/traps.o > > arch/mips/kernel/traps.c: In function `set_uncached_handler': > > arch/mips/kernel/traps.c:1360: error: `TO_PHYS_MASK' undeclared (first > > use in this function) > > > > When I build it for R5000 (only that changed in menuconfig) the compile > > runs without a problem. > > > > Checking arch/mips/kernel/traps.c:1360 shows that installs the uncached > > CPU exception handler to UNCAC. > > Now I know the RM7000 is kinda weird, but shouldn't it just work on it > > since it does work on R5000 since it's MIPS64? > > > > I also heard from `Kumba that the kernel won't boot at all due to a bug > > in IP32 so that it hangs extremely early, but having it to just built > > would be nice for me atm. > > The build error part was trivial, fix below. > > Ralf > Great! I will try it out tonight. I kind of had the idea something pointing to RM7000 was missing, obviously I had no idea where though. Tom > commit 948a25c865f2c486f3f2a6034c359c2104c777df > Author: Ralf Baechle > Date: Tue May 30 15:55:05 2006 +0100 > > [MIPS] Fix 64-bit build for RM7000. > > RM7000 has 40-bit virtual / 36-bit physical address space. > > Signed-off-by: Ralf Baechle > > diff --git a/include/asm-mips/addrspace.h b/include/asm-mips/addrspace.h > index 42520cc..1386af1 100644 > --- a/include/asm-mips/addrspace.h > +++ b/include/asm-mips/addrspace.h > @@ -129,6 +129,7 @@ #define PHYS_TO_XKPHYS(cm,a) (_LLCONST_ > #if defined (CONFIG_CPU_R4300) \ > || defined (CONFIG_CPU_R4X00) \ > || defined (CONFIG_CPU_R5000) \ > + || defined (CONFIG_CPU_RM7000) \ > || defined (CONFIG_CPU_NEVADA) \ > || defined (CONFIG_CPU_TX49XX) \ > || defined (CONFIG_CPU_MIPS64) -- Bis zu 70% Ihrer Onlinekosten sparen: GMX SmartSurfer! Kostenlos downloaden: http://www.gmx.net/de/go/smartsurfer