143 lines
3.7 KiB
C
143 lines
3.7 KiB
C
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/****************************************************************************
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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hctioctl.h
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Abstract:
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This header file is used both by ring3 app and ring0 driver.
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Environment:
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Kernel & user mode
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Revision History:
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8-20-96 : created
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****************************************************************************/
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//
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//Values for IOCTL_ACPI_GET_CAPABILITIES
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//
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#define SYSTEM_S1_BIT 0
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#define SYSTEM_S1 (1 << SYSTEM_S1_BIT)
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#define SYSTEM_S2_BIT 1
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#define SYSTEM_S2 (1 << SYSTEM_S2_BIT)
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#define SYSTEM_S3_BIT 2
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#define SYSTEM_S3 (1 << SYSTEM_S3_BIT)
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#define CPU_C1_BIT 3
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#define CPU_C1 (1 << CPU_C1_BIN)
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#define CPU_C2_BIT 4
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#define CPU_C2 (1 << CPU_C2_BIT)
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#define CPU_C3_BIT 5
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#define CPU_C3 (1 << CPU_C3_BIT)
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//
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//Processor States
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//
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#define CPU_STATE_C1 1
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#define CPU_STATE_C2 2
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#define CPU_STATE_C3 3
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//
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//Fan States
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//
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#define FAN_OFF 0
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#define FAN_ON 1
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//
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// IOCTL info
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//
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#define ACPIHCT_IOCTL_INDEX 80
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//
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//The input buffer must contain a ULONG pointer to one of the
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// SYSTEM_POWER_STATE enum values.
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//
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#define IOCTL_ACPI_SET_SYSTEM_STATE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+0, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The input buffer must contain a ULONG pointer to one of the
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// Processor States.
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//
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#define IOCTL_ACPI_SET_PROCESSOR_STATE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+1, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The input buffer must contain a ULONG pointer to on of the Fan
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// States.
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//
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#define IOCTL_ACPI_SET_FAN_STATE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+2, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The output buffer must contain a ULONG pointer. The ACPI driver will
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// fill this buffer with the capabilities of the machine.
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//
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#define IOCTL_ACPI_GET_CAPABILITIES CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+3, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The input buffer must contain a ULONG pointer to a percentage (a
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// number between 1 and 100).
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//
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#define IOCTL_ACPI_SET_CPU_DUTY_CYCLE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+4, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The input buffer must contain a point to a TIME_FIELDS structure
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//
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#define IOCTL_ACPI_SET_RTC_WAKE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+5, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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//
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//The output buffer points to a structure that will receive a
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// TIME_FIELDS structure
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//
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#define IOCTL_ACPI_GET_RTC_WAKE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+6, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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#define IOCTL_ACPI_GET_TEMPERATURE CTL_CODE(FILE_DEVICE_UNKNOWN, \
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ACPIHCT_IOCTL_INDEX+7, \
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METHOD_BUFFERED, \
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FILE_ANY_ACCESS)
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