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 51 MemHotplugState acpi_memory_hotplug; 52 53 uint8_t disable_s3; 54 uint8_t disable_s4; 55 uint8_t s4_val; 56 } ICH9LPCPMRegs; 57 58 void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm, 59 qemu_irq sci_irq); 60 void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base); 61 extern const VMStateDescription vmstate_ich9_pm; 62 63 void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp); 64 65 void ich9_pm_device_plug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, Error **errp); 66 void ich9_pm_device_unplug_request_cb(ICH9LPCPMRegs *pm, DeviceState *dev, 67 Error **errp); 68 void ich9_pm_device_unplug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, 69 Error **errp); 70 71 void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list); 72 #endif /* HW_ACPI_ICH9_H */ 73