LXR qemu/include/hw/pci-host/gpex.h

   1/*
   2 * QEMU Generic PCI Express Bridge Emulation
   3 *
   4 * Copyright (C) 2015 Alexander Graf <agraf@suse.de>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, see <http://www.gnu.org/licenses/>
  18 */
  19
  20#ifndef HW_GPEX_H
  21#define HW_GPEX_H
  22
  23#include "exec/hwaddr.h"
  24#include "hw/sysbus.h"
  25#include "hw/pci/pci.h"
  26#include "hw/pci/pcie_host.h"
  27#include "qom/object.h"
  28
  29#define TYPE_GPEX_HOST "gpex-pcihost"
  30OBJECT_DECLARE_SIMPLE_TYPE(GPEXHost, GPEX_HOST)
  31
  32#define TYPE_GPEX_ROOT_DEVICE "gpex-root"
  33OBJECT_DECLARE_SIMPLE_TYPE(GPEXRootState, GPEX_ROOT_DEVICE)
  34
  35#define GPEX_NUM_IRQS 4
  36
  37struct GPEXRootState {
  38    /*< private >*/
  39    PCIDevice parent_obj;
  40    /*< public >*/
  41};
  42
  43struct GPEXHost {
  44    /*< private >*/
  45    PCIExpressHost parent_obj;
  46    /*< public >*/
  47
  48    GPEXRootState gpex_root;
  49
  50    MemoryRegion io_ioport;
  51    MemoryRegion io_mmio;
  52    MemoryRegion io_ioport_window;
  53    MemoryRegion io_mmio_window;
  54    qemu_irq irq[GPEX_NUM_IRQS];
  55    int irq_num[GPEX_NUM_IRQS];
  56
  57    bool allow_unmapped_accesses;
  58};
  59
  60struct GPEXConfig {
  61    MemMapEntry ecam;
  62    MemMapEntry mmio32;
  63    MemMapEntry mmio64;
  64    MemMapEntry pio;
  65    int         irq;
  66    PCIBus      *bus;
  67};
  68
  69int gpex_set_irq_num(GPEXHost *s, int index, int gsi);
  70
  71void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg);
  72
  73#endif /* HW_GPEX_H */
  74