| 1 | /** @file
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| 2 | Library class name: SmmLib
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| 3 |
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| 4 | SMM Library Services that abstracts both S/W SMI generation and detection.
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| 5 |
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| 6 | Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
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| 7 | This program and the accompanying materials
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| 8 | are licensed and made available under the terms and conditions of the BSD License
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| 9 | which accompanies this distribution. The full text of the license may be found at
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| 10 | http://opensource.org/licenses/bsd-license.php
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| 11 |
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| 12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 14 |
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| 15 | **/
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| 16 |
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| 17 | #ifndef __SMM_LIB_H__
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| 18 | #define __SMM_LIB_H__
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| 19 |
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| 20 |
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| 21 | /**
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| 22 | Triggers an SMI at boot time.
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| 23 |
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| 24 | This function triggers a software SMM interrupt at boot time.
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| 25 |
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| 26 | **/
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| 27 | VOID
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| 28 | EFIAPI
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| 29 | TriggerBootServiceSoftwareSmi (
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| 30 | VOID
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| 31 | );
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| 32 |
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| 33 |
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| 34 | /**
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| 35 | Triggers an SMI at run time.
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| 36 |
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| 37 | This function triggers a software SMM interrupt at run time.
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| 38 |
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| 39 | **/
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| 40 | VOID
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| 41 | EFIAPI
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| 42 | TriggerRuntimeSoftwareSmi (
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| 43 | VOID
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| 44 | );
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| 45 |
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| 46 |
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| 47 | /**
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| 48 | Test if a boot time software SMI happened.
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| 49 |
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| 50 | This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and
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| 51 | it was triggered at boot time, it returns TRUE. Otherwise, it returns FALSE.
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| 52 |
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| 53 | @retval TRUE A software SMI triggered at boot time happened.
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| 54 | @retval FLASE No software SMI happened, or the software SMI was triggered at run time.
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| 55 |
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| 56 | **/
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| 57 | BOOLEAN
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| 58 | EFIAPI
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| 59 | IsBootServiceSoftwareSmi (
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| 60 | VOID
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| 61 | );
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| 62 |
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| 63 |
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| 64 | /**
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| 65 | Test if a run time software SMI happened.
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| 66 |
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| 67 | This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and
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| 68 | it was triggered at run time, it returns TRUE. Otherwise, it returns FALSE.
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| 69 |
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| 70 | @retval TRUE A software SMI triggered at run time happened.
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| 71 | @retval FLASE No software SMI happened or the software SMI was triggered at boot time.
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| 72 |
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| 73 | **/
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| 74 | BOOLEAN
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| 75 | EFIAPI
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| 76 | IsRuntimeSoftwareSmi (
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| 77 | VOID
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| 78 | );
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| 79 |
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| 80 | /**
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| 81 | Clear APM SMI Status Bit; Set the EOS bit.
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| 82 |
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| 83 | **/
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| 84 | VOID
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| 85 | EFIAPI
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| 86 | ClearSmi (
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| 87 | VOID
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| 88 | );
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| 89 | #endif
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