| /* |
| * 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 "qemu/osdep.h" |
| #include "hw/isa/isa.h" |
| #include "hw/qdev-properties.h" |
| #include "migration/vmstate.h" |
| #include "qemu/module.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(VMSTATE_IF(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; |
| device_class_set_props(dc, 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) |