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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/hw/ide/isa.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/hw/ide/isa.c')
-rw-r--r--qemu/hw/ide/isa.c134
1 files changed, 134 insertions, 0 deletions
diff --git a/qemu/hw/ide/isa.c b/qemu/hw/ide/isa.c
new file mode 100644
index 000000000..9f80503fa
--- /dev/null
+++ b/qemu/hw/ide/isa.c
@@ -0,0 +1,134 @@
+/*
+ * QEMU IDE Emulation: ISA Bus support.
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include <hw/hw.h>
+#include <hw/i386/pc.h>
+#include <hw/isa/isa.h>
+#include "sysemu/block-backend.h"
+#include "sysemu/dma.h"
+
+#include <hw/ide/internal.h>
+
+/***********************************************************/
+/* ISA IDE definitions */
+
+#define TYPE_ISA_IDE "isa-ide"
+#define ISA_IDE(obj) OBJECT_CHECK(ISAIDEState, (obj), TYPE_ISA_IDE)
+
+typedef struct ISAIDEState {
+ ISADevice parent_obj;
+
+ IDEBus bus;
+ uint32_t iobase;
+ uint32_t iobase2;
+ uint32_t isairq;
+ qemu_irq irq;
+} ISAIDEState;
+
+static void isa_ide_reset(DeviceState *d)
+{
+ ISAIDEState *s = ISA_IDE(d);
+
+ ide_bus_reset(&s->bus);
+}
+
+static const VMStateDescription vmstate_ide_isa = {
+ .name = "isa-ide",
+ .version_id = 3,
+ .minimum_version_id = 0,
+ .fields = (VMStateField[]) {
+ VMSTATE_IDE_BUS(bus, ISAIDEState),
+ VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static void isa_ide_realizefn(DeviceState *dev, Error **errp)
+{
+ ISADevice *isadev = ISA_DEVICE(dev);
+ ISAIDEState *s = ISA_IDE(dev);
+
+ ide_bus_new(&s->bus, sizeof(s->bus), dev, 0, 2);
+ ide_init_ioport(&s->bus, isadev, s->iobase, s->iobase2);
+ isa_init_irq(isadev, &s->irq, s->isairq);
+ ide_init2(&s->bus, s->irq);
+ vmstate_register(dev, 0, &vmstate_ide_isa, s);
+ ide_register_restart_cb(&s->bus);
+}
+
+ISADevice *isa_ide_init(ISABus *bus, int iobase, int iobase2, int isairq,
+ DriveInfo *hd0, DriveInfo *hd1)
+{
+ DeviceState *dev;
+ ISADevice *isadev;
+ ISAIDEState *s;
+
+ isadev = isa_create(bus, TYPE_ISA_IDE);
+ dev = DEVICE(isadev);
+ qdev_prop_set_uint32(dev, "iobase", iobase);
+ qdev_prop_set_uint32(dev, "iobase2", iobase2);
+ qdev_prop_set_uint32(dev, "irq", isairq);
+ qdev_init_nofail(dev);
+
+ s = ISA_IDE(dev);
+ if (hd0) {
+ ide_create_drive(&s->bus, 0, hd0);
+ }
+ if (hd1) {
+ ide_create_drive(&s->bus, 1, hd1);
+ }
+ return isadev;
+}
+
+static Property isa_ide_properties[] = {
+ DEFINE_PROP_UINT32("iobase", ISAIDEState, iobase, 0x1f0),
+ DEFINE_PROP_UINT32("iobase2", ISAIDEState, iobase2, 0x3f6),
+ DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void isa_ide_class_initfn(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->realize = isa_ide_realizefn;
+ dc->fw_name = "ide";
+ dc->reset = isa_ide_reset;
+ dc->props = isa_ide_properties;
+ set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
+}
+
+static const TypeInfo isa_ide_info = {
+ .name = TYPE_ISA_IDE,
+ .parent = TYPE_ISA_DEVICE,
+ .instance_size = sizeof(ISAIDEState),
+ .class_init = isa_ide_class_initfn,
+};
+
+static void isa_ide_register_types(void)
+{
+ type_register_static(&isa_ide_info);
+}
+
+type_init(isa_ide_register_types)