LXR qemu/include/hw/acpi/ich9.h

   1/*
   2 * QEMU GMCH/ICH9 LPC PM Emulation
   3 *
   4 *  Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
   5 *                     VA Linux Systems Japan K.K.
   6 *
   7 * This library is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU Lesser General Public
   9 * License as published by the Free Software Foundation; either
  10 * version 2 of the License, or (at your option) any later version.
  11 *
  12 * This library is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 * Lesser General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU Lesser General Public
  18 * License along with this library; if not, see <http://www.gnu.org/licenses/>
  19 */
  20
  21#ifndef HW_ACPI_ICH9_H
  22#define HW_ACPI_ICH9_H
  23
  24#include "hw/acpi/acpi.h"
  25#include "hw/acpi/cpu_hotplug.h"
  26#include "hw/acpi/memory_hotplug.h"
  27#include "hw/acpi/acpi_dev_interface.h"
  28#include "hw/acpi/tco.h"
  29
  30typedef struct ICH9LPCPMRegs {
  31    /*
  32     * In ich9 spec says that pm1_cnt register is 32bit width and
  33     * that the upper 16bits are reserved and unused.
  34     * PM1a_CNT_BLK = 2 in FADT so it is defined as uint16_t.
  35     */
  36    ACPIREGS acpi_regs;
  37
  38    MemoryRegion io;
  39    MemoryRegion io_gpe;
  40    MemoryRegion io_smi;
  41
  42    uint32_t smi_en;
  43    uint32_t smi_en_wmask;
  44    uint32_t smi_sts;
  45
  46    qemu_irq irq;      /* SCI */
  47
  48    uint32_t pm_io_base;
  49    Notifier powerdown_notifier;
  50
  51    AcpiCpuHotplug gpe_cpu;
  52
  53    MemHotplugState acpi_memory_hotplug;
  54
  55    uint8_t disable_s3;
  56    uint8_t disable_s4;
  57    uint8_t s4_val;
  58    uint8_t smm_enabled;
  59    bool enable_tco;
  60    TCOIORegs tco_regs;
  61} ICH9LPCPMRegs;
  62
  63void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm,
  64                  bool smm_enabled,
  65                  qemu_irq sci_irq);
  66
  67void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base);
  68extern const VMStateDescription vmstate_ich9_pm;
  69
  70void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp);
  71
  72void ich9_pm_device_plug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, Error **errp);
  73void ich9_pm_device_unplug_request_cb(ICH9LPCPMRegs *pm, DeviceState *dev,
  74                                      Error **errp);
  75void ich9_pm_device_unplug_cb(ICH9LPCPMRegs *pm, DeviceState *dev,
  76                              Error **errp);
  77
  78void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
  79#endif /* HW_ACPI_ICH9_H */
  80