From patchwork Sun Oct 31 11:40:07 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gleb Natapov X-Patchwork-Id: 293432 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o9VBeaw1008904 for ; Sun, 31 Oct 2010 11:40:36 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755423Ab0JaLk1 (ORCPT ); Sun, 31 Oct 2010 07:40:27 -0400 Received: from mx1.redhat.com ([209.132.183.28]:6715 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755421Ab0JaLkS (ORCPT ); Sun, 31 Oct 2010 07:40:18 -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 (8.13.8/8.13.8) with ESMTP id o9VBeEdX012658 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 31 Oct 2010 07:40:15 -0400 Received: from dhcp-1-237.tlv.redhat.com (dhcp-1-237.tlv.redhat.com [10.35.1.237]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id o9VBeDG5028930; Sun, 31 Oct 2010 07:40:13 -0400 Received: by dhcp-1-237.tlv.redhat.com (Postfix, from userid 13519) id 094CC18D474; Sun, 31 Oct 2010 13:40:10 +0200 (IST) From: Gleb Natapov To: qemu-devel@nongnu.org Cc: kvm@vger.kernel.org, blauwirbel@gmail.com, armbru@redhat.com, alex.williamson@redhat.com Subject: [PATCHv2 6/8] Add get_dev_path callback for system bus. Date: Sun, 31 Oct 2010 13:40:07 +0200 Message-Id: <1288525209-3303-7-git-send-email-gleb@redhat.com> In-Reply-To: <1288525209-3303-1-git-send-email-gleb@redhat.com> References: <1288525209-3303-1-git-send-email-gleb@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.12 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Sun, 31 Oct 2010 11:40:36 +0000 (UTC) diff --git a/hw/pci_host.c b/hw/pci_host.c index bc5b771..28d45bf 100644 --- a/hw/pci_host.c +++ b/hw/pci_host.c @@ -197,6 +197,7 @@ void pci_host_conf_register_ioport(pio_addr_t ioport, PCIHostState *s) { pci_host_init(s); register_ioport_simple(&s->conf_noswap_handler, ioport, 4, 4); + sysbus_init_ioports(&s->busdev, ioport, 4); } int pci_host_data_register_mmio(PCIHostState *s, int swap) @@ -215,4 +216,5 @@ void pci_host_data_register_ioport(pio_addr_t ioport, PCIHostState *s) register_ioport_simple(&s->data_noswap_handler, ioport, 4, 1); register_ioport_simple(&s->data_noswap_handler, ioport, 4, 2); register_ioport_simple(&s->data_noswap_handler, ioport, 4, 4); + sysbus_init_ioports(&s->busdev, ioport, 4); } diff --git a/hw/sysbus.c b/hw/sysbus.c index d817721..7e307bb 100644 --- a/hw/sysbus.c +++ b/hw/sysbus.c @@ -22,11 +22,13 @@ #include "monitor.h" static void sysbus_dev_print(Monitor *mon, DeviceState *dev, int indent); +static char *sysbus_get_dev_path(DeviceState *dev); struct BusInfo system_bus_info = { .name = "System", .size = sizeof(BusState), .print_dev = sysbus_dev_print, + .get_dev_path = sysbus_get_dev_path, }; void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq) @@ -106,6 +108,16 @@ void sysbus_init_mmio_cb(SysBusDevice *dev, target_phys_addr_t size, dev->mmio[n].cb = cb; } +void sysbus_init_ioports(SysBusDevice *dev, pio_addr_t ioport, pio_addr_t size) +{ + pio_addr_t i; + + for (i = 0; i < size; i++) { + assert(dev->num_pio < QDEV_MAX_PIO); + dev->pio[dev->num_pio++] = ioport++; + } +} + static int sysbus_device_init(DeviceState *dev, DeviceInfo *base) { SysBusDeviceInfo *info = container_of(base, SysBusDeviceInfo, qdev); @@ -171,3 +183,21 @@ static void sysbus_dev_print(Monitor *mon, DeviceState *dev, int indent) indent, "", s->mmio[i].addr, s->mmio[i].size); } } + +static char *sysbus_get_dev_path(DeviceState *dev) +{ + SysBusDevice *s = sysbus_from_qdev(dev); + char path[40]; + int off; + + off = snprintf(path, sizeof(path), "%s", qdev_driver_name(dev)); + + if (s->num_mmio) { + snprintf(path + off, sizeof(path) - off, "@"TARGET_FMT_plx, + s->mmio[0].addr); + } else if (s->num_pio) { + snprintf(path + off, sizeof(path) - off, "@i%04x", s->pio[0]); + } + + return strdup(path); +} diff --git a/hw/sysbus.h b/hw/sysbus.h index 5980901..e9eb618 100644 --- a/hw/sysbus.h +++ b/hw/sysbus.h @@ -6,6 +6,7 @@ #include "qdev.h" #define QDEV_MAX_MMIO 32 +#define QDEV_MAX_PIO 32 #define QDEV_MAX_IRQ 256 typedef struct SysBusDevice SysBusDevice; @@ -23,6 +24,8 @@ struct SysBusDevice { mmio_mapfunc cb; ram_addr_t iofunc; } mmio[QDEV_MAX_MMIO]; + int num_pio; + pio_addr_t pio[QDEV_MAX_PIO]; }; typedef int (*sysbus_initfn)(SysBusDevice *dev); @@ -45,6 +48,7 @@ void sysbus_init_mmio_cb(SysBusDevice *dev, target_phys_addr_t size, mmio_mapfunc cb); void sysbus_init_irq(SysBusDevice *dev, qemu_irq *p); void sysbus_pass_irq(SysBusDevice *dev, SysBusDevice *target); +void sysbus_init_ioports(SysBusDevice *dev, pio_addr_t ioport, pio_addr_t size); void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq);