From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33) id 1CD365-0007pH-JR for qemu-devel@nongnu.org; Thu, 30 Sep 2004 11:43:57 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33) id 1CD364-0007p4-Kq for qemu-devel@nongnu.org; Thu, 30 Sep 2004 11:43:56 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1CD364-0007p1-9m for qemu-devel@nongnu.org; Thu, 30 Sep 2004 11:43:56 -0400 Received: from [64.233.170.196] (helo=mproxy.gmail.com) by monty-python.gnu.org with esmtp (Exim 4.34) id 1CD2yp-0003BQ-1c for qemu-devel@nongnu.org; Thu, 30 Sep 2004 11:36:27 -0400 Received: by mproxy.gmail.com with SMTP id 73so3094040rnk for ; Thu, 30 Sep 2004 08:36:25 -0700 (PDT) Message-ID: <2ad73a04093008366675a85f@mail.gmail.com> Date: Thu, 30 Sep 2004 12:36:25 -0300 From: =?ISO-8859-1?Q?Andr=E9_Braga?= Subject: Re: [Qemu-devel] BeOS/Zeta eats 100% cpu time In-Reply-To: <415C0AE6.6000205@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable References: <415C0AE6.6000205@gmx.de> Reply-To: =?ISO-8859-1?Q?Andr=E9_Braga?= , qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org That one is simple: you're booting in either monochrome or VESA mode, because there's no native accelerated driver for the videocard QEMU emulates, and BeOS does indeed use 100% CPU in this case. I don't know what are the details under the hood, but this is a known fact. You could try compiling QEMU with MingW instead of cygwin, as it should work out of the box and the toolchain setup is not as complicated or lenghty. cheers, --=20 "Dealing with failure is easy: Work hard to improve. Success is also easy to handle: You've solved the wrong problem. Work hard to improve" Alan J. Perlis On Thu, 30 Sep 2004 15:32:22 +0200, Christian Wiese w= rote: > Hello list, >=20 > hope this is the right place to tell you the behaviour of qEmu running > BeOS. If not, please ignore it ;-) > So I finally got BeOS (Zeta) installed (longer story ;-)) and it works, > but only very slow. The strange thing is, that it uses the 100% of my > host cpu all the time. The HLT instruction is used by BeOS btw. > So I would like to test where (and why) this is happening. I tried to > compile with cygwin, but I didn=B4t get it (and I would not like to 'mess= ' > my system with another "gnu-emulation-suite"). And even if I get it, I > wouldn=B4t really know where to search. > So maybe someone got an idea and we can find the problem together :-) >=20 > Greetings, > Chris >