1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138
|
/*
* 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 "qapi/error.h"
#include "qemu/module.h"
#include "sysemu/dma.h"
#include "hw/ide/internal.h"
#include "qom/object.h"
/***********************************************************/
/* ISA IDE definitions */
#define TYPE_ISA_IDE "isa-ide"
OBJECT_DECLARE_SIMPLE_TYPE(ISAIDEState, ISA_IDE)
struct ISAIDEState {
ISADevice parent_obj;
IDEBus bus;
uint32_t iobase;
uint32_t iobase2;
uint32_t isairq;
qemu_irq irq;
};
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_new(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);
isa_realize_and_unref(isadev, bus, &error_fatal);
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)
|