From patchwork Wed Jul 20 16:50:00 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Avi Kivity X-Patchwork-Id: 105905 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 307C1B6F74 for ; Thu, 21 Jul 2011 14:53:37 +1000 (EST) Received: from localhost ([::1]:45320 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QjduY-0006GH-Qy for incoming@patchwork.ozlabs.org; Wed, 20 Jul 2011 17:02:30 -0400 Received: from eggs.gnu.org ([140.186.70.92]:60955) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QjaBA-0008PP-FU for qemu-devel@nongnu.org; Wed, 20 Jul 2011 13:03:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QjaB8-0007nt-Ev for qemu-devel@nongnu.org; Wed, 20 Jul 2011 13:03:24 -0400 Received: from mx1.redhat.com ([209.132.183.28]:5052) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QjZyw-0004vW-9f for qemu-devel@nongnu.org; Wed, 20 Jul 2011 12:50:47 -0400 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p6KGoiqL020051 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Wed, 20 Jul 2011 12:50:44 -0400 Received: from cleopatra.tlv.redhat.com (cleopatra.tlv.redhat.com [10.35.255.11]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id p6KGog7k030770; Wed, 20 Jul 2011 12:50:44 -0400 Received: from s01.tlv.redhat.com (s01.tlv.redhat.com [10.35.255.8]) by cleopatra.tlv.redhat.com (Postfix) with ESMTP id 6DD23250B64; Wed, 20 Jul 2011 19:50:39 +0300 (IDT) From: Avi Kivity To: qemu-devel@nongnu.org Date: Wed, 20 Jul 2011 19:50:00 +0300 Message-Id: <1311180636-17012-51-git-send-email-avi@redhat.com> In-Reply-To: <1311180636-17012-1-git-send-email-avi@redhat.com> References: <1311180636-17012-1-git-send-email-avi@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.12 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: kvm@vger.kernel.org Subject: [Qemu-devel] [RFC v5 50/86] isa-mmio: concert to memory API 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 Signed-off-by: Avi Kivity --- hw/isa.h | 2 ++ hw/isa_mmio.c | 30 +++++++++++++++--------------- 2 files changed, 17 insertions(+), 15 deletions(-) diff --git a/hw/isa.h b/hw/isa.h index d2b6126..f1f2181 100644 --- a/hw/isa.h +++ b/hw/isa.h @@ -4,6 +4,7 @@ /* ISA bus */ #include "ioport.h" +#include "memory.h" #include "qdev.h" typedef struct ISABus ISABus; @@ -37,6 +38,7 @@ ISADevice *isa_create_simple(const char *name); extern target_phys_addr_t isa_mem_base; +void isa_mmio_setup(MemoryRegion *mr, target_phys_addr_t size); void isa_mmio_init(target_phys_addr_t base, target_phys_addr_t size); /* dma.c */ diff --git a/hw/isa_mmio.c b/hw/isa_mmio.c index ca957fb..600225f 100644 --- a/hw/isa_mmio.c +++ b/hw/isa_mmio.c @@ -58,25 +58,25 @@ static uint32_t isa_mmio_readl(void *opaque, target_phys_addr_t addr) return cpu_inl(addr & IOPORTS_MASK); } -static CPUWriteMemoryFunc * const isa_mmio_write[] = { - &isa_mmio_writeb, - &isa_mmio_writew, - &isa_mmio_writel, +static const MemoryRegionOps isa_mmio_ops = { + .old_mmio = { + .write = { isa_mmio_writeb, isa_mmio_writew, isa_mmio_writel }, + .read = { isa_mmio_readb, isa_mmio_readw, isa_mmio_readl, }, + }, + .endianness = DEVICE_LITTLE_ENDIAN, }; -static CPUReadMemoryFunc * const isa_mmio_read[] = { - &isa_mmio_readb, - &isa_mmio_readw, - &isa_mmio_readl, -}; +void isa_mmio_setup(MemoryRegion *mr, target_phys_addr_t size) +{ + memory_region_init_io(mr, &isa_mmio_ops, NULL, "isa-mmio", size); +} + +#include "exec-memory.h" void isa_mmio_init(target_phys_addr_t base, target_phys_addr_t size) { - int isa_mmio_iomemtype; + MemoryRegion *mr = qemu_malloc(sizeof(*mr)); - isa_mmio_iomemtype = cpu_register_io_memory(isa_mmio_read, - isa_mmio_write, - NULL, - DEVICE_LITTLE_ENDIAN); - cpu_register_physical_memory(base, size, isa_mmio_iomemtype); + isa_mmio_setup(mr, size); + memory_region_add_subregion(get_system_memory(), base, mr); }