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Added descriptor validation macros

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date	99.09.28.22.32.00;	author rmoore1;	state Exp;
This commit is contained in:
aystarik 2005-06-29 19:42:03 +00:00
parent c7d85172a0
commit 7f9ed1c9c9
1 changed files with 16 additions and 0 deletions
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16
source/include/aclocal.h
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@ -125,9 +125,25 @@
typedef void* ACPI_MUTEX;
typedef UINT32 ACPI_MUTEX_HANDLE;
/*
* An ACPI_HANDLE (which is actually an NAME_TABLE_ENTRY *) can appear in some contexts,
* such as on apObjStack, where a pointer to an ACPI_OBJECT_INTERNAL can also
* appear. This macro is used to distinguish them.
*
* The DataType field is the first field in both structures.
*/
#define DESC_TYPE_NTE 0xEE
#define DESC_TYPE_ACPI_OBJ 0xAA
#define VALID_DESCRIPTOR_TYPE(d,t) (((NAME_TABLE_ENTRY *)d)->DataType == t)
/* Macro to test the object type */
#define VALID_OBJECT_TYPE(d,t) (((ACPI_OBJECT_INTERNAL *)d)->Common.Type == (UINT8)t)
/*
* Predefined handles for the mutex objects used within the subsystem
* All mutex objects are automatically created by CmMutexInitialize.