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 "acpi.h"
  25
  26 typedef 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     MemoryRegion io;
  34     MemoryRegion io_gpe;
  35     MemoryRegion io_smi;
  36     uint32_t smi_en;
  37     uint32_t smi_sts;
  38
  39     qemu_irq irq;      /* SCI */
  40
  41     uint32_t pm_io_base;
  42     Notifier powerdown_notifier;
  43 } ICH9LPCPMRegs;
  44
  45 void ich9_pm_init(ICH9LPCPMRegs *pm,
  46                   qemu_irq sci_irq, qemu_irq cmos_s3_resume);
  47 void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base);
  48 extern const VMStateDescription vmstate_ich9_pm;
  49
  50 #endif /* HW_ACPI_ICH9_H */