From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46190) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VRkRG-0004IG-81 for qemu-devel@nongnu.org; Thu, 03 Oct 2013 11:03:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VRkRA-000888-83 for qemu-devel@nongnu.org; Thu, 03 Oct 2013 11:03:38 -0400 Received: from mx1.redhat.com ([209.132.183.28]:3526) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VRkRA-00087t-0g for qemu-devel@nongnu.org; Thu, 03 Oct 2013 11:03:32 -0400 Date: Thu, 3 Oct 2013 18:05:50 +0300 From: "Michael S. Tsirkin" Message-ID: <1380812639-3868-23-git-send-email-mst@redhat.com> References: <1380812639-3868-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1380812639-3868-1-git-send-email-mst@redhat.com> Subject: [Qemu-devel] [PATCH v8 22/26] pvpanic: add API to access io port List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, Anthony Liguori Cc: pbonzini@redhat.com, imammedo@redhat.com, afaerber@suse.de, kraxel@redhat.com Add API to find pvpanic device and get its io port. Will be used to fill in guest info structure. Reviewed-by: Gerd Hoffmann Tested-by: Gerd Hoffmann Signed-off-by: Michael S. Tsirkin --- include/hw/i386/pc.h | 1 + hw/misc/pvpanic.c | 13 ++++++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 95857be..e3ee0a8 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -235,6 +235,7 @@ void pc_system_firmware_init(MemoryRegion *rom_memory, /* pvpanic.c */ void pvpanic_init(ISABus *bus); +uint16_t pvpanic_port(void); /* e820 types */ #define E820_RAM 1 diff --git a/hw/misc/pvpanic.c b/hw/misc/pvpanic.c index b64e3bb..226e298 100644 --- a/hw/misc/pvpanic.c +++ b/hw/misc/pvpanic.c @@ -117,8 +117,19 @@ void pvpanic_init(ISABus *bus) isa_create_simple(bus, TYPE_ISA_PVPANIC_DEVICE); } +#define PVPANIC_IOPORT_PROP "ioport" + +uint16_t pvpanic_port(void) +{ + Object *o = object_resolve_path_type("", TYPE_ISA_PVPANIC_DEVICE, NULL); + if (!o) { + return 0; + } + return object_property_get_int(o, PVPANIC_IOPORT_PROP, NULL); +} + static Property pvpanic_isa_properties[] = { - DEFINE_PROP_UINT16("ioport", PVPanicState, ioport, 0x505), + DEFINE_PROP_UINT16(PVPANIC_IOPORT_PROP, PVPanicState, ioport, 0x505), DEFINE_PROP_END_OF_LIST(), }; -- MST