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
  29 typedef struct ICH9LPCPMRegs {
  30     /*
  31      * In ich9 spec says that pm1_cnt register is 32bit width and
  32      * that the upper 16bits are reserved and unused.
  33      * PM1a_CNT_BLK = 2 in FADT so it is defined as uint16_t.
  34      */
  35     ACPIREGS acpi_regs;
  36
  37     MemoryRegion io;
  38     MemoryRegion io_gpe;
  39     MemoryRegion io_smi;
  40
  41     uint32_t smi_en;
  42     uint32_t smi_sts;
  43
  44     qemu_irq irq;      /* SCI */
  45
  46     uint32_t pm_io_base;
  47     Notifier powerdown_notifier;
  48
  49     AcpiCpuHotplug gpe_cpu;
  50     Notifier cpu_added_notifier;
  51
  52     MemHotplugState acpi_memory_hotplug;
  53 } ICH9LPCPMRegs;
  54
  55 void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm,
  56                   qemu_irq sci_irq);
  57 void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base);
  58 extern const VMStateDescription vmstate_ich9_pm;
  59
  60 void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp);
  61
  62 void ich9_pm_device_plug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, Error **errp);
  63
  64 void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
  65 #endif /* HW_ACPI_ICH9_H */