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