1 /*
2 * SDHCI device on PCI
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the
6 * Free Software Foundation; either version 2 of the License, or (at your
7 * option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12 * See the GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "qemu/osdep.h"
19 #include "qapi/error.h"
20 #include "qemu/module.h"
21 #include "hw/irq.h"
22 #include "hw/qdev-properties.h"
23 #include "hw/sd/sdhci.h"
24 #include "sdhci-internal.h"
25
26 static const Property sdhci_pci_properties[] = {
27 DEFINE_SDHCI_COMMON_PROPERTIES(SDHCIState),
28 };
29
sdhci_pci_realize(PCIDevice * dev,Error ** errp)30 static void sdhci_pci_realize(PCIDevice *dev, Error **errp)
31 {
32 ERRP_GUARD();
33 SDHCIState *s = PCI_SDHCI(dev);
34
35 sdhci_initfn(s);
36 sdhci_common_realize(s, errp);
37 if (*errp) {
38 return;
39 }
40
41 dev->config[PCI_CLASS_PROG] = 0x01; /* Standard Host supported DMA */
42 dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */
43 s->irq = pci_allocate_irq(dev);
44 s->dma_as = pci_get_address_space(dev);
45 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->iomem);
46 }
47
sdhci_pci_exit(PCIDevice * dev)48 static void sdhci_pci_exit(PCIDevice *dev)
49 {
50 SDHCIState *s = PCI_SDHCI(dev);
51
52 qemu_free_irq(s->irq);
53 sdhci_common_unrealize(s);
54 sdhci_uninitfn(s);
55 }
56
sdhci_pci_class_init(ObjectClass * klass,const void * data)57 static void sdhci_pci_class_init(ObjectClass *klass, const void *data)
58 {
59 DeviceClass *dc = DEVICE_CLASS(klass);
60 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
61
62 k->realize = sdhci_pci_realize;
63 k->exit = sdhci_pci_exit;
64 k->vendor_id = PCI_VENDOR_ID_REDHAT;
65 k->device_id = PCI_DEVICE_ID_REDHAT_SDHCI;
66 k->class_id = PCI_CLASS_SYSTEM_SDHCI;
67 device_class_set_props(dc, sdhci_pci_properties);
68
69 sdhci_common_class_init(klass, data);
70 }
71
72 static const TypeInfo sdhci_pci_types[] = {
73 {
74 .name = TYPE_PCI_SDHCI,
75 .parent = TYPE_PCI_DEVICE,
76 .instance_size = sizeof(SDHCIState),
77 .class_init = sdhci_pci_class_init,
78 .interfaces = (const InterfaceInfo[]) {
79 { INTERFACE_CONVENTIONAL_PCI_DEVICE },
80 { },
81 },
82 },
83 };
84
85 DEFINE_TYPES(sdhci_pci_types)
86