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 2.1 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/cpu.h"
  27#include "hw/acpi/pcihp.h"
  28#include "hw/acpi/memory_hotplug.h"
  29#include "hw/acpi/acpi_dev_interface.h"
  30#include "hw/acpi/tco.h"
  31
  32#define ACPI_PCIHP_ADDR_ICH9 0x0cc0
  33
  34typedef struct ICH9LPCPMRegs {
  35    /*
  36     * In ich9 spec says that pm1_cnt register is 32bit width and
  37     * that the upper 16bits are reserved and unused.
  38     * PM1a_CNT_BLK = 2 in FADT so it is defined as uint16_t.
  39     */
  40    ACPIREGS acpi_regs;
  41
  42    MemoryRegion io;
  43    MemoryRegion io_gpe;
  44    MemoryRegion io_smi;
  45
  46    uint32_t smi_en;
  47    uint32_t smi_en_wmask;
  48    uint32_t smi_sts;
  49
  50    qemu_irq irq;      /* SCI */
  51
  52    uint32_t pm_io_base;
  53    Notifier powerdown_notifier;
  54
  55    bool cpu_hotplug_legacy;
  56    AcpiCpuHotplug gpe_cpu;
  57    CPUHotplugState cpuhp_state;
  58
  59    bool keep_pci_slot_hpc;
  60    bool use_acpi_hotplug_bridge;
  61    AcpiPciHpState acpi_pci_hotplug;
  62    MemHotplugState acpi_memory_hotplug;
  63
  64    uint8_t disable_s3;
  65    uint8_t disable_s4;
  66    uint8_t s4_val;
  67    uint8_t smm_enabled;
  68    bool smm_compat;
  69    bool enable_tco;
  70    TCOIORegs tco_regs;
  71} ICH9LPCPMRegs;
  72
  73#define ACPI_PM_PROP_TCO_ENABLED "enable_tco"
  74
  75void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm,
  76                  bool smm_enabled,
  77                  qemu_irq sci_irq);
  78
  79void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base);
  80extern const VMStateDescription vmstate_ich9_pm;
  81
  82void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm);
  83
  84void ich9_pm_device_pre_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
  85                                Error **errp);
  86void ich9_pm_device_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
  87                            Error **errp);
  88void ich9_pm_device_unplug_request_cb(HotplugHandler *hotplug_dev,
  89                                      DeviceState *dev, Error **errp);
  90void ich9_pm_device_unplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
  91                              Error **errp);
  92
  93void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
  94#endif /* HW_ACPI_ICH9_H */
  95