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Accounted for fixed system overhead.

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This commit is contained in:
Joel Sherrill
1998-02-19 22:54:35 +00:00
parent 41f61bcca1
commit b3dcd9a271
3 changed files with 30 additions and 6 deletions
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12
c/src/exec/sapi/headers/confdefs.h
View File

@@ -349,7 +349,7 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
( sizeof(Objects_Control *) + sizeof(rtems_name *) + sizeof(rtems_name) )
#define CONFIGURE_MEMORY_FOR_TASKS(_tasks) \
((_tasks) * \
(((_tasks) + 1 ) * \
((sizeof(Thread_Control) + CONTEXT_FP_SIZE + \
STACK_MINIMUM_SIZE + sizeof( RTEMS_API_Control ) + \
CONFIGURE_OBJECT_TABLE_STUFF)) \
@@ -401,7 +401,8 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
#define CONFIGURE_MEMORY_FOR_MP \
( CONFIGURE_MEMORY_FOR_PROXIES(CONFIGURE_MP_MAXIMUM_PROXIES) + \
CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS(CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS) \
CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS(CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS) + \
CONFIGURE_MEMORY_FOR_TASKS(1)
)
#endif /* CONFIGURE_HAS_OWN_MULTIPROCESING_TABLE */
@@ -415,6 +416,12 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
#define CONFIGURE_MEMORY_OVERHEAD 0
#endif
#define CONFIGURE_MEMORY_FOR_SYSTEM_OVEREHAD \
( CONFIGURE_MEMORY_FOR_TASKS(1) + /* IDLE */ \
(256 * 12) + /* Ready chains */ \
256 /* name/ptr table overhead */ \
)
#define CONFIGURE_EXECUTIVE_RAM_SIZE \
(( CONFIGURE_MEMORY_FOR_TASKS(CONFIGURE_MAXIMUM_TASKS) + \
CONFIGURE_MEMORY_FOR_TIMERS(CONFIGURE_MAXIMUM_TIMERS) + \
@@ -427,6 +434,7 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(CONFIGURE_MAXIMUM_USER_EXTENSIONS) + \
CONFIGURE_MEMORY_FOR_DEVICES(CONFIGURE_MAXIMUM_DEVICES) + \
CONFIGURE_MEMORY_FOR_MP + \
CONFIGURE_MEMORY_FOR_SYSTEM_OVEREHAD + \
(((CONFIGURE_MEMORY_OVERHEAD)+1) * 1024) \
) & 0xfffffc00)
#endif

12
c/src/exec/sapi/include/confdefs.h
View File

@@ -349,7 +349,7 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
( sizeof(Objects_Control *) + sizeof(rtems_name *) + sizeof(rtems_name) )
#define CONFIGURE_MEMORY_FOR_TASKS(_tasks) \
((_tasks) * \
(((_tasks) + 1 ) * \
((sizeof(Thread_Control) + CONTEXT_FP_SIZE + \
STACK_MINIMUM_SIZE + sizeof( RTEMS_API_Control ) + \
CONFIGURE_OBJECT_TABLE_STUFF)) \
@@ -401,7 +401,8 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
#define CONFIGURE_MEMORY_FOR_MP \
( CONFIGURE_MEMORY_FOR_PROXIES(CONFIGURE_MP_MAXIMUM_PROXIES) + \
CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS(CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS) \
CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS(CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS) + \
CONFIGURE_MEMORY_FOR_TASKS(1)
)
#endif /* CONFIGURE_HAS_OWN_MULTIPROCESING_TABLE */
@@ -415,6 +416,12 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
#define CONFIGURE_MEMORY_OVERHEAD 0
#endif
#define CONFIGURE_MEMORY_FOR_SYSTEM_OVEREHAD \
( CONFIGURE_MEMORY_FOR_TASKS(1) + /* IDLE */ \
(256 * 12) + /* Ready chains */ \
256 /* name/ptr table overhead */ \
)
#define CONFIGURE_EXECUTIVE_RAM_SIZE \
(( CONFIGURE_MEMORY_FOR_TASKS(CONFIGURE_MAXIMUM_TASKS) + \
CONFIGURE_MEMORY_FOR_TIMERS(CONFIGURE_MAXIMUM_TIMERS) + \
@@ -427,6 +434,7 @@ posix_initialization_threads_table POSIX_Initialization_threads[] = {
CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(CONFIGURE_MAXIMUM_USER_EXTENSIONS) + \
CONFIGURE_MEMORY_FOR_DEVICES(CONFIGURE_MAXIMUM_DEVICES) + \
CONFIGURE_MEMORY_FOR_MP + \
CONFIGURE_MEMORY_FOR_SYSTEM_OVEREHAD + \
(((CONFIGURE_MEMORY_OVERHEAD)+1) * 1024) \
) & 0xfffffc00)
#endif