LXR qemu/hw/sd/sdhci-pci.c

   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/qdev-properties.h"
  22#include "hw/sd/sdhci.h"
  23#include "sdhci-internal.h"
  24
  25static Property sdhci_pci_properties[] = {
  26    DEFINE_SDHCI_COMMON_PROPERTIES(SDHCIState),
  27    DEFINE_PROP_END_OF_LIST(),
  28};
  29
  30static 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
  48static void sdhci_pci_exit(PCIDevice *dev)
  49{
  50    SDHCIState *s = PCI_SDHCI(dev);
  51
  52    sdhci_common_unrealize(s);
  53    sdhci_uninitfn(s);
  54}
  55
  56static void sdhci_pci_class_init(ObjectClass *klass, void *data)
  57{
  58    DeviceClass *dc = DEVICE_CLASS(klass);
  59    PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
  60
  61    k->realize = sdhci_pci_realize;
  62    k->exit = sdhci_pci_exit;
  63    k->vendor_id = PCI_VENDOR_ID_REDHAT;
  64    k->device_id = PCI_DEVICE_ID_REDHAT_SDHCI;
  65    k->class_id = PCI_CLASS_SYSTEM_SDHCI;
  66    device_class_set_props(dc, sdhci_pci_properties);
  67
  68    sdhci_common_class_init(klass, data);
  69}
  70
  71static const TypeInfo sdhci_pci_info = {
  72    .name = TYPE_PCI_SDHCI,
  73    .parent = TYPE_PCI_DEVICE,
  74    .instance_size = sizeof(SDHCIState),
  75    .class_init = sdhci_pci_class_init,
  76    .interfaces = (InterfaceInfo[]) {
  77        { INTERFACE_CONVENTIONAL_PCI_DEVICE },
  78        { },
  79    },
  80};
  81
  82static void sdhci_pci_register_type(void)
  83{
  84    type_register_static(&sdhci_pci_info);
  85}
  86
  87type_init(sdhci_pci_register_type)
  88