diff options
Diffstat (limited to 'include/acpi/platform/acenv.h')
-rw-r--r-- | include/acpi/platform/acenv.h | 44 |
1 files changed, 18 insertions, 26 deletions
diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h index 89cee88..e3409b6 100644 --- a/include/acpi/platform/acenv.h +++ b/include/acpi/platform/acenv.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Name: acenv.h - Generation environment specific items + * Name: acenv.h - Host and compiler configuration * *****************************************************************************/ @@ -60,14 +60,12 @@ * *****************************************************************************/ +/* Linkable ACPICA library */ #ifdef ACPI_LIBRARY -/* - * Note: The non-debug version of the acpi_library does not contain any - * debug support, for minimal size. The debug version uses ACPI_FULL_DEBUG - */ #define ACPI_USE_LOCAL_CACHE #endif +/* iASL configuration */ #ifdef ACPI_ASL_COMPILER #define ACPI_DEBUG_OUTPUT #define ACPI_APPLICATION @@ -77,6 +75,7 @@ #define ACPI_DATA_TABLE_DISASSEMBLY #endif +/* acpi_exec configuration. Multithreaded with full AML debugger */ #ifdef ACPI_EXEC_APP #undef DEBUGGER_THREADING #define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED @@ -87,11 +86,13 @@ #define ACPI_DBG_TRACK_ALLOCATIONS #endif +/* Common for all ACPICA applications */ #ifdef ACPI_APPLICATION #define ACPI_USE_SYSTEM_CLIBRARY #define ACPI_USE_LOCAL_CACHE #endif +/* Common debug support */ #ifdef ACPI_FULL_DEBUG #define ACPI_DEBUGGER #define ACPI_DEBUG_OUTPUT @@ -186,9 +187,7 @@ * *****************************************************************************/ -/* - * Are mutexes supported by the host? default is no, use binary semaphores. - */ +/* Type of mutex supported by host. Default is binary semaphores. */ #ifndef ACPI_MUTEX_TYPE #define ACPI_MUTEX_TYPE ACPI_BINARY_SEMAPHORE #endif @@ -230,9 +229,7 @@ * We want to keep these to a minimum. */ #ifdef ACPI_USE_STANDARD_HEADERS -/* - * Use the standard headers from the standard locations - */ +/* Use the standard headers from the standard locations */ #include <stdarg.h> #include <stdlib.h> #include <string.h> @@ -240,9 +237,7 @@ #endif /* ACPI_USE_STANDARD_HEADERS */ -/* - * We will be linking to the standard Clib functions - */ +/* We will be linking to the standard Clib functions */ #define ACPI_STRSTR(s1,s2) strstr((s1), (s2)) #define ACPI_STRCHR(s1,c) strchr((s1), (c)) #define ACPI_STRLEN(s) (acpi_size) strlen((s)) @@ -274,12 +269,12 @@ * *****************************************************************************/ - /* - * Use local definitions of C library macros and functions - * NOTE: The function implementations may not be as efficient - * as an inline or assembly code implementation provided by a - * native C library. - */ +/* + * Use local definitions of C library macros and functions. These function + * implementations may not be as efficient as an inline or assembly code + * implementation provided by a native C library, but they are functionally + * equivalent. + */ #ifndef va_arg @@ -288,15 +283,11 @@ typedef char *va_list; #endif /* _VALIST */ -/* - * Storage alignment properties - */ +/* Storage alignment properties */ #define _AUPBND (sizeof (acpi_native_int) - 1) #define _ADNBND (sizeof (acpi_native_int) - 1) -/* - * Variable argument list macro definitions - */ +/* Variable argument list macro definitions */ #define _bnd(X, bnd) (((sizeof (X)) + (bnd)) & (~(bnd))) #define va_arg(ap, T) (*(T *)(((ap) += (_bnd (T, _AUPBND))) - (_bnd (T,_ADNBND)))) #define va_end(ap) (void) 0 @@ -304,6 +295,7 @@ typedef char *va_list; #endif /* va_arg */ +/* Use the local (ACPICA) definitions of the clib functions */ #define ACPI_STRSTR(s1,s2) acpi_ut_strstr ((s1), (s2)) #define ACPI_STRCHR(s1,c) acpi_ut_strchr ((s1), (c)) #define ACPI_STRLEN(s) (acpi_size) acpi_ut_strlen ((s)) |