From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43046) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UuHy6-00052U-Em for qemu-devel@nongnu.org; Wed, 03 Jul 2013 03:59:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UuHy2-0006MU-K3 for qemu-devel@nongnu.org; Wed, 03 Jul 2013 03:59:14 -0400 Received: from mx1.redhat.com ([209.132.183.28]:30372) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UuHy2-0006M0-DS for qemu-devel@nongnu.org; Wed, 03 Jul 2013 03:59:10 -0400 Message-ID: <51D3DA5E.80809@redhat.com> Date: Wed, 03 Jul 2013 10:01:34 +0200 From: Laszlo Ersek MIME-Version: 1.0 References: <5q852j4g1hsu4mh5x8dqhupl.1372817671447@email.android.com> In-Reply-To: <5q852j4g1hsu4mh5x8dqhupl.1372817671447@email.android.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] =?utf-8?b?5Zue5aSN77yaIFJlOiAgV2hpY2ggcGFydCBvZiBx?= =?utf-8?q?emu_responds_to_ACPI_control_method=3F?= List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: bobooscar Cc: qemu-devel@nongnu.org On 07/03/13 04:14, bobooscar wrote: > Take the method =E2=80=9C_PTS=E2=80=9D for example, how could I know ho= w it access a > certain hardware, and what hardware it accesses? I am a newbie in this > field, thanks in advance;) In "POSIX-like" guests, you can dump the ACPI tables with the "acpidump" utility (pmtools package), eg. acpidump --table DSDT --output DSDT.aml --binary then decompile it with "iasl": iasl -d DSDT.aml This creates "DSDT.dsl", a decompiled ACPI Source Language file. You can interpret it by consulting the ACPI specification . Laszlo