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 fAJDVMM25683 for linux-mips-outgoing; Mon, 19 Nov 2001 05:31:22 -0800 Received: from sgi.com (sgi.SGI.COM [192.48.153.1]) by oss.sgi.com (8.11.2/8.11.3) with SMTP id fAJDVEW25675; Mon, 19 Nov 2001 05:31:14 -0800 Received: from wine.digital-digital.com ([210.122.73.240]) 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 EAA00373; Mon, 19 Nov 2001 04:31:12 -0800 (PST) mail_from (khs@digital-digital.com) Received: from khs ([210.122.73.37]) by wine.digital-digital.com (8.11.0/8.11.0) with SMTP id fAJCB9Q16460; Mon, 19 Nov 2001 21:11:09 +0900 Reply-To: From: "Han-Seong Kim" To: "'Ralf Baechle'" Cc: , Subject: RE: Power MGMT on mips Date: Mon, 19 Nov 2001 21:13:08 +0900 Message-ID: <000001c170f3$8d784d80$cbadfea9@khs> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook CWS, Build 9.0.2416 (9.0.2910.0) Importance: Normal In-Reply-To: <20011112233031.A6493@dea.linux-mips.net> X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by oss.sgi.com id fAJDVFW25676 Sender: owner-linux-mips@oss.sgi.com Precedence: bulk Hi Ralf, I reviewed the data sheet of Mips CPU - QED RM5231. There is a wait instruction. But when the SysAD bus goes to idle, the wait instruction is valid. How can I SysAD bus make idle state? Han-Seong -----Original Message----- From: Ralf Baechle [mailto:ralf@oss.sgi.com] Sent: Monday, November 12, 2001 9:31 PM To: Han-Seong Kim Cc: linux-mips@fnet.fr; linux-mips@oss.sgi.com Subject: Re: Power MGMT on mips On Mon, Nov 12, 2001 at 05:13:40PM +0900, Han-Seong Kim wrote: > I want to ask about Power-Mnagement on mips. > 1. Is it possible to use power mgnt (ex. apm,acpi) features of linux kernel? Both are PC stuff, so no. > 2.If no, how can manage CPU and Bidge chips for power mgnt ? Right now Linux/MIPS will only use the CPU's power managment features, that is the wait instruction or similar. Ralf From mboxrd@z Thu Jan 1 00:00:00 1970 Reply-To: From: "Han-Seong Kim" Subject: RE: Power MGMT on mips Date: Mon, 19 Nov 2001 21:13:08 +0900 Message-ID: <000001c170f3$8d784d80$cbadfea9@khs> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" In-Reply-To: <20011112233031.A6493@dea.linux-mips.net> Content-Transfer-Encoding: 8bit Sender: owner-linux-mips@oss.sgi.com To: 'Ralf Baechle' Cc: linux-mips@fnet.fr, linux-mips@oss.sgi.com Message-ID: <20011119121308.r_1w1BgoSC6vFg9z89FfXQGxwR-e8qe5x9Tt6MhRB74@z> Hi Ralf, I reviewed the data sheet of Mips CPU - QED RM5231. There is a wait instruction. But when the SysAD bus goes to idle, the wait instruction is valid. How can I SysAD bus make idle state? Han-Seong -----Original Message----- From: Ralf Baechle [mailto:ralf@oss.sgi.com] Sent: Monday, November 12, 2001 9:31 PM To: Han-Seong Kim Cc: linux-mips@fnet.fr; linux-mips@oss.sgi.com Subject: Re: Power MGMT on mips On Mon, Nov 12, 2001 at 05:13:40PM +0900, Han-Seong Kim wrote: > I want to ask about Power-Mnagement on mips. > 1. Is it possible to use power mgnt (ex. apm,acpi) features of linux kernel? Both are PC stuff, so no. > 2.If no, how can manage CPU and Bidge chips for power mgnt ? Right now Linux/MIPS will only use the CPU's power managment features, that is the wait instruction or similar. Ralf