Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 1 | /* |
| 2 | * QEMU IDE Emulation: ISA Bus support. |
| 3 | * |
| 4 | * Copyright (c) 2003 Fabrice Bellard |
| 5 | * Copyright (c) 2006 Openedhand Ltd. |
| 6 | * |
| 7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 8 | * of this software and associated documentation files (the "Software"), to deal |
| 9 | * in the Software without restriction, including without limitation the rights |
| 10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 11 | * copies of the Software, and to permit persons to whom the Software is |
| 12 | * furnished to do so, subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice shall be included in |
| 15 | * all copies or substantial portions of the Software. |
| 16 | * |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 23 | * THE SOFTWARE. |
| 24 | */ |
Peter Maydell | 5323926 | 2016-01-26 18:17:09 +0000 | [diff] [blame] | 25 | #include "qemu/osdep.h" |
Gerd Hoffmann | 59f2a78 | 2009-08-20 15:22:26 +0200 | [diff] [blame] | 26 | #include <hw/hw.h> |
Paolo Bonzini | 0d09e41 | 2013-02-05 17:06:20 +0100 | [diff] [blame] | 27 | #include <hw/i386/pc.h> |
| 28 | #include <hw/isa/isa.h> |
Markus Armbruster | 4be7463 | 2014-10-07 13:59:18 +0200 | [diff] [blame] | 29 | #include "sysemu/block-backend.h" |
Paolo Bonzini | 9c17d61 | 2012-12-17 18:20:04 +0100 | [diff] [blame] | 30 | #include "sysemu/dma.h" |
Gerd Hoffmann | 59f2a78 | 2009-08-20 15:22:26 +0200 | [diff] [blame] | 31 | |
| 32 | #include <hw/ide/internal.h> |
Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 33 | |
| 34 | /***********************************************************/ |
| 35 | /* ISA IDE definitions */ |
| 36 | |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 37 | #define TYPE_ISA_IDE "isa-ide" |
| 38 | #define ISA_IDE(obj) OBJECT_CHECK(ISAIDEState, (obj), TYPE_ISA_IDE) |
| 39 | |
Gerd Hoffmann | cebbe6d | 2009-08-20 15:22:24 +0200 | [diff] [blame] | 40 | typedef struct ISAIDEState { |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 41 | ISADevice parent_obj; |
| 42 | |
Gerd Hoffmann | 1f850f1 | 2009-09-16 22:25:30 +0200 | [diff] [blame] | 43 | IDEBus bus; |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 44 | uint32_t iobase; |
| 45 | uint32_t iobase2; |
| 46 | uint32_t isairq; |
| 47 | qemu_irq irq; |
Gerd Hoffmann | cebbe6d | 2009-08-20 15:22:24 +0200 | [diff] [blame] | 48 | } ISAIDEState; |
| 49 | |
Blue Swirl | 4a64356 | 2009-11-07 14:13:05 +0000 | [diff] [blame] | 50 | static void isa_ide_reset(DeviceState *d) |
| 51 | { |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 52 | ISAIDEState *s = ISA_IDE(d); |
Blue Swirl | 4a64356 | 2009-11-07 14:13:05 +0000 | [diff] [blame] | 53 | |
| 54 | ide_bus_reset(&s->bus); |
| 55 | } |
| 56 | |
Juan Quintela | 200ab5e | 2009-10-07 19:01:50 +0200 | [diff] [blame] | 57 | static const VMStateDescription vmstate_ide_isa = { |
| 58 | .name = "isa-ide", |
| 59 | .version_id = 3, |
| 60 | .minimum_version_id = 0, |
Juan Quintela | d49805a | 2014-04-16 15:32:32 +0200 | [diff] [blame] | 61 | .fields = (VMStateField[]) { |
Juan Quintela | 200ab5e | 2009-10-07 19:01:50 +0200 | [diff] [blame] | 62 | VMSTATE_IDE_BUS(bus, ISAIDEState), |
| 63 | VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState), |
| 64 | VMSTATE_END_OF_LIST() |
| 65 | } |
| 66 | }; |
Gerd Hoffmann | cebbe6d | 2009-08-20 15:22:24 +0200 | [diff] [blame] | 67 | |
Andreas Färber | db895a1 | 2012-11-25 02:37:14 +0100 | [diff] [blame] | 68 | static void isa_ide_realizefn(DeviceState *dev, Error **errp) |
Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 69 | { |
Andreas Färber | db895a1 | 2012-11-25 02:37:14 +0100 | [diff] [blame] | 70 | ISADevice *isadev = ISA_DEVICE(dev); |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 71 | ISAIDEState *s = ISA_IDE(dev); |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 72 | |
Andreas Färber | c6baf94 | 2013-08-23 20:18:50 +0200 | [diff] [blame] | 73 | ide_bus_new(&s->bus, sizeof(s->bus), dev, 0, 2); |
Andreas Färber | db895a1 | 2012-11-25 02:37:14 +0100 | [diff] [blame] | 74 | ide_init_ioport(&s->bus, isadev, s->iobase, s->iobase2); |
| 75 | isa_init_irq(isadev, &s->irq, s->isairq); |
Markus Armbruster | 57234ee | 2010-06-01 20:32:29 +0200 | [diff] [blame] | 76 | ide_init2(&s->bus, s->irq); |
Andreas Färber | db895a1 | 2012-11-25 02:37:14 +0100 | [diff] [blame] | 77 | vmstate_register(dev, 0, &vmstate_ide_isa, s); |
Paolo Bonzini | d32c76b | 2015-02-23 11:18:02 -0500 | [diff] [blame] | 78 | ide_register_restart_cb(&s->bus); |
| 79 | } |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 80 | |
Hervé Poussineau | 48a18b3 | 2011-12-15 22:09:51 +0100 | [diff] [blame] | 81 | ISADevice *isa_ide_init(ISABus *bus, int iobase, int iobase2, int isairq, |
Markus Armbruster | 57c8886 | 2010-06-24 19:59:29 +0200 | [diff] [blame] | 82 | DriveInfo *hd0, DriveInfo *hd1) |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 83 | { |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 84 | DeviceState *dev; |
| 85 | ISADevice *isadev; |
Gerd Hoffmann | cebbe6d | 2009-08-20 15:22:24 +0200 | [diff] [blame] | 86 | ISAIDEState *s; |
Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 87 | |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 88 | isadev = isa_create(bus, TYPE_ISA_IDE); |
| 89 | dev = DEVICE(isadev); |
| 90 | qdev_prop_set_uint32(dev, "iobase", iobase); |
| 91 | qdev_prop_set_uint32(dev, "iobase2", iobase2); |
| 92 | qdev_prop_set_uint32(dev, "irq", isairq); |
Markus Armbruster | e25b89e | 2015-02-04 18:33:02 +0100 | [diff] [blame] | 93 | qdev_init_nofail(dev); |
Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 94 | |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 95 | s = ISA_IDE(dev); |
| 96 | if (hd0) { |
Gerd Hoffmann | 1f850f1 | 2009-09-16 22:25:30 +0200 | [diff] [blame] | 97 | ide_create_drive(&s->bus, 0, hd0); |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 98 | } |
| 99 | if (hd1) { |
Gerd Hoffmann | 1f850f1 | 2009-09-16 22:25:30 +0200 | [diff] [blame] | 100 | ide_create_drive(&s->bus, 1, hd1); |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 101 | } |
| 102 | return isadev; |
Gerd Hoffmann | ec82026 | 2009-08-20 15:22:19 +0200 | [diff] [blame] | 103 | } |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 104 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 105 | static Property isa_ide_properties[] = { |
Paolo Bonzini | c7bcc85 | 2014-02-08 11:01:53 +0100 | [diff] [blame] | 106 | DEFINE_PROP_UINT32("iobase", ISAIDEState, iobase, 0x1f0), |
| 107 | DEFINE_PROP_UINT32("iobase2", ISAIDEState, iobase2, 0x3f6), |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 108 | DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14), |
| 109 | DEFINE_PROP_END_OF_LIST(), |
| 110 | }; |
| 111 | |
Anthony Liguori | 8f04ee0 | 2011-12-04 11:52:49 -0600 | [diff] [blame] | 112 | static void isa_ide_class_initfn(ObjectClass *klass, void *data) |
| 113 | { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 114 | DeviceClass *dc = DEVICE_CLASS(klass); |
Andreas Färber | db895a1 | 2012-11-25 02:37:14 +0100 | [diff] [blame] | 115 | |
| 116 | dc->realize = isa_ide_realizefn; |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 117 | dc->fw_name = "ide"; |
| 118 | dc->reset = isa_ide_reset; |
| 119 | dc->props = isa_ide_properties; |
Marcel Apfelbaum | 125ee0e | 2013-07-29 17:17:45 +0300 | [diff] [blame] | 120 | set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); |
Anthony Liguori | 8f04ee0 | 2011-12-04 11:52:49 -0600 | [diff] [blame] | 121 | } |
| 122 | |
Andreas Färber | 8c43a6f | 2013-01-10 16:19:07 +0100 | [diff] [blame] | 123 | static const TypeInfo isa_ide_info = { |
Andreas Färber | 2f12688 | 2013-04-27 22:18:41 +0200 | [diff] [blame] | 124 | .name = TYPE_ISA_IDE, |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 125 | .parent = TYPE_ISA_DEVICE, |
| 126 | .instance_size = sizeof(ISAIDEState), |
| 127 | .class_init = isa_ide_class_initfn, |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 128 | }; |
| 129 | |
Andreas Färber | 83f7d43 | 2012-02-09 15:20:55 +0100 | [diff] [blame] | 130 | static void isa_ide_register_types(void) |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 131 | { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 132 | type_register_static(&isa_ide_info); |
Gerd Hoffmann | dea21e9 | 2009-09-15 20:05:00 +0000 | [diff] [blame] | 133 | } |
| 134 | |
Andreas Färber | 83f7d43 | 2012-02-09 15:20:55 +0100 | [diff] [blame] | 135 | type_init(isa_ide_register_types) |