From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (from majordomo@localhost) by oss.sgi.com (8.11.2/8.11.3) id f7HCAFf32580 for linux-mips-outgoing; Fri, 17 Aug 2001 05:10:15 -0700 Received: from sgi.com (sgi.SGI.COM [192.48.153.1]) by oss.sgi.com (8.11.2/8.11.3) with SMTP id f7HCA3j32576 for ; Fri, 17 Aug 2001 05:10:03 -0700 Received: from dea.waldorf-gmbh.de (u-214-10.karlsruhe.ipdial.viaginterkom.de [62.180.10.214]) by sgi.com (980327.SGI.8.8.8-aspam/980304.SGI-aspam: SGI does not authorize the use of its proprietary systems or networks for unsolicited or bulk email from the Internet.) via ESMTP id FAA05007 for ; Fri, 17 Aug 2001 05:09:48 -0700 (PDT) mail_from (ralf@dea.waldorf-gmbh.de) Received: (from ralf@localhost) by dea.waldorf-gmbh.de (8.11.1/8.11.1) id f7HBjiB05343 for linux-mips@oss.sgi.com; Fri, 17 Aug 2001 13:45:44 +0200 Received: from deliverator.sgi.com (deliverator.sgi.com [204.94.214.10]) by oss.sgi.com (8.11.2/8.11.3) with SMTP id f7HAGFj29642; Fri, 17 Aug 2001 03:16:15 -0700 Received: from smtp.huawei.com ([202.104.121.208]) by deliverator.sgi.com (980309.SGI.8.8.8-aspam-6.2/980310.SGI-aspam) via ESMTP id DAA27269; Fri, 17 Aug 2001 03:15:49 -0700 (PDT) mail_from (dony.he@huawei.com) Received: from hechendong11752 ([10.105.33.128]) by smtp.huawei.com (Netscape Messaging Server 4.15) with SMTP id GI7IJE03.A2S; Fri, 17 Aug 2001 18:02:02 +0800 Message-ID: <000901c12704$bf95c2e0$8021690a@huawei.com> From: "machael thailer" To: "Ralf Baechle" Cc: References: <000701c11c8b$77e039e0$8021690a@huawei.com> <20010804071016.A1275@bacchus.dhis.org> <001501c126ca$4a5331a0$8021690a@huawei.com> <20010817052635.A2931@bacchus.dhis.org> Subject: Re: Where is the first entry point for linux-mips boot? Date: Fri, 17 Aug 2001 18:09:48 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Sender: owner-linux-mips@oss.sgi.com Precedence: bulk ----- Original Message ----- From: "Ralf Baechle" To: "machael thailer" Cc: Sent: Friday, August 17, 2001 11:26 AM Subject: Re: Where is the first entry point for linux-mips boot? > On Fri, Aug 17, 2001 at 11:11:21AM +0800, machael thailer wrote: > > > After my custom board finished initializations, It should load "linux > > kernel" into RAM. > > The question is : Is this a compressed "linux kernel" just like vmlinux.gz > > of X86 that I should load? Or is it "/usr/src/linux/vmlinux" that is not > > compressed that I should load? > > The standard MIPS kernel doesn't support compressed kernels on MIPS. > > > And what RAM address should it loaded at? Since it is linked at > > 0x80200000,Should I load there or at somewhere else? > > Obviously to the address it's linked for. You can adjust that address > as you need. With compressed kernels it may be necessary to choose a > different address however so the decompressed kernel doesn't overwrite > the compressed kernel during compression. If I load the kernel to RAM address 0x80200000, is this a virtual address or physical address at this time? Since my RAM can not be so large, I guess this is virtual address,right? Should I enable MMU in my board initializations? Thank you once again. machael From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <000901c12704$bf95c2e0$8021690a@huawei.com> From: "machael thailer" References: <000701c11c8b$77e039e0$8021690a@huawei.com> <20010804071016.A1275@bacchus.dhis.org> <001501c126ca$4a5331a0$8021690a@huawei.com> <20010817052635.A2931@bacchus.dhis.org> Subject: Re: Where is the first entry point for linux-mips boot? Date: Fri, 17 Aug 2001 18:09:48 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Sender: owner-linux-mips@oss.sgi.com To: Ralf Baechle Cc: linux-mips@oss.sgi.com Message-ID: <20010817100948.YMzAA8QJS804bY3kSUfFzTTCHWJsl_7TQgctmz0uizI@z> ----- Original Message ----- From: "Ralf Baechle" To: "machael thailer" Cc: Sent: Friday, August 17, 2001 11:26 AM Subject: Re: Where is the first entry point for linux-mips boot? > On Fri, Aug 17, 2001 at 11:11:21AM +0800, machael thailer wrote: > > > After my custom board finished initializations, It should load "linux > > kernel" into RAM. > > The question is : Is this a compressed "linux kernel" just like vmlinux.gz > > of X86 that I should load? Or is it "/usr/src/linux/vmlinux" that is not > > compressed that I should load? > > The standard MIPS kernel doesn't support compressed kernels on MIPS. > > > And what RAM address should it loaded at? Since it is linked at > > 0x80200000,Should I load there or at somewhere else? > > Obviously to the address it's linked for. You can adjust that address > as you need. With compressed kernels it may be necessary to choose a > different address however so the decompressed kernel doesn't overwrite > the compressed kernel during compression. If I load the kernel to RAM address 0x80200000, is this a virtual address or physical address at this time? Since my RAM can not be so large, I guess this is virtual address,right? Should I enable MMU in my board initializations? Thank you once again. machael