From patchwork Wed Aug 29 03:01:34 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Grall X-Patchwork-Id: 180666 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 94CDA2C00A5 for ; Wed, 29 Aug 2012 19:26:02 +1000 (EST) Received: from localhost ([::1]:57540 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T6eXA-0004hg-H0 for incoming@patchwork.ozlabs.org; Wed, 29 Aug 2012 05:26:00 -0400 Received: from eggs.gnu.org ([208.118.235.92]:34741) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T6eWj-0004Oz-HK for qemu-devel@nongnu.org; Wed, 29 Aug 2012 05:25:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1T6eWd-0003Bp-JO for qemu-devel@nongnu.org; Wed, 29 Aug 2012 05:25:33 -0400 Received: from smtp.citrix.com ([66.165.176.89]:60530) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T6eWd-0003Bd-EL for qemu-devel@nongnu.org; Wed, 29 Aug 2012 05:25:27 -0400 X-IronPort-AV: E=Sophos;i="4.80,332,1344211200"; d="scan'208";a="36150543" Received: from ftlpmailmx02.citrite.net ([10.13.107.66]) by FTLPIPO01.CITRIX.COM with ESMTP/TLS/RC4-MD5; 29 Aug 2012 09:25:26 +0000 Received: from meteora.cam.xci-test.com (10.80.248.22) by smtprelay.citrix.com (10.13.107.66) with Microsoft SMTP Server id 8.3.279.1; Wed, 29 Aug 2012 05:25:26 -0400 From: Julien Grall To: qemu-devel@nongnu.org Date: Wed, 29 Aug 2012 04:01:34 +0100 Message-ID: <0f274e40afdeaf93411409be51df40a86fb0b333.1346208853.git.julien.grall@citrix.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: References: MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 66.165.176.89 Cc: Stefano.Stabellini@eu.citrix.com, jan.kiszka@siemens.com, Julien Grall , kraxel@redhat.com, afaerber@suse.de, avi@redhat.com Subject: [Qemu-devel] [PATCH V6 1/8] isa: add isa_address_space_io X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This function permits to retrieve ISA IO address space. It will be usefull when we need to pass IO address space as argument. Signed-off-by: Julien Grall --- hw/isa-bus.c | 9 +++++++++ hw/isa.h | 1 + 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/hw/isa-bus.c b/hw/isa-bus.c index f9b2373..c1d8309 100644 --- a/hw/isa-bus.c +++ b/hw/isa-bus.c @@ -244,4 +244,13 @@ MemoryRegion *isa_address_space(ISADevice *dev) return get_system_memory(); } +MemoryRegion *isa_address_space_io(ISADevice *dev) +{ + if (dev) { + return isa_bus_from_device(dev)->address_space_io; + } + + return isabus->address_space_io; +} + type_init(isabus_register_types) diff --git a/hw/isa.h b/hw/isa.h index dc97052..3891c1f 100644 --- a/hw/isa.h +++ b/hw/isa.h @@ -43,6 +43,7 @@ void isa_bus_irqs(ISABus *bus, qemu_irq *irqs); qemu_irq isa_get_irq(ISADevice *dev, int isairq); void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq); MemoryRegion *isa_address_space(ISADevice *dev); +MemoryRegion *isa_address_space_io(ISADevice *dev); ISADevice *isa_create(ISABus *bus, const char *name); ISADevice *isa_try_create(ISABus *bus, const char *name); ISADevice *isa_create_simple(ISABus *bus, const char *name);