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
  26typedef struct ICH9LPCPMRegs {
  27    /*
  28     * In ich9 spec says that pm1_cnt register is 32bit width and
  29     * that the upper 16bits are reserved and unused.
  30     * PM1a_CNT_BLK = 2 in FADT so it is defined as uint16_t.
  31     */
  32    ACPIREGS acpi_regs;
  33
  34    MemoryRegion io;
  35    MemoryRegion io_gpe;
  36    MemoryRegion io_smi;
  37
  38    uint32_t smi_en;
  39    uint32_t smi_sts;
  40
  41    qemu_irq irq;      /* SCI */
  42
  43    uint32_t pm_io_base;
  44    Notifier powerdown_notifier;
  45} ICH9LPCPMRegs;
  46
  47void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm,
  48                  qemu_irq sci_irq);
  49void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base);
  50extern const VMStateDescription vmstate_ich9_pm;
  51
  52#endif /* HW_ACPI_ICH9_H */
  53