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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [tests/] [sptests/] [spsize/] [size.c] - Rev 173
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/* main * * This program is run to determine the data space and work space * requirements of the current version of RTEMS. * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: size.c,v 1.2 2001-09-27 12:02:38 chris Exp $ */ #include <rtems/system.h> #include <rtems/config.h> #include <rtems/directives.h> #include <rtems/score/apiext.h> #include <rtems/score/copyrt.h> #include <rtems/rtems/clock.h> #include <rtems/rtems/tasks.h> #include <rtems/rtems/dpmem.h> #include <rtems/rtems/event.h> #include <rtems/extension.h> #include <rtems/fatal.h> #include <rtems/init.h> #include <rtems/score/isr.h> #include <rtems/rtems/intr.h> #include <rtems/io.h> #include <rtems/rtems/message.h> #if defined(RTEMS_MULTIPROCESSING) #include <rtems/rtems/mp.h> #include <rtems/score/mpci.h> #endif #include <rtems/rtems/part.h> #include <rtems/score/priority.h> #include <rtems/rtems/ratemon.h> #include <rtems/rtems/region.h> #include <rtems/rtems/sem.h> #include <rtems/rtems/signal.h> #include <rtems/score/sysstate.h> #include <rtems/score/thread.h> #include <rtems/rtems/timer.h> #include <rtems/score/tod.h> #include <rtems/score/userext.h> #include <rtems/score/wkspace.h> #include <stdlib.h> /* These are always defined by the executive. * * #include <rtems/copyrt.h> * #include <rtems/tables.h> * #include <rtems/sptables.h> */ #define HEAP_OVHD 16 /* wasted heap space per task stack */ #define NAME_PTR_SIZE 8 /* size of name and pointer table entries */ #define READYCHAINS_SIZE \ ((RTEMS_MAXIMUM_PRIORITY + 1) * sizeof(Chain_Control )) #define PER_TASK \ (long) (sizeof (Thread_Control) + \ NAME_PTR_SIZE + HEAP_OVHD + sizeof( RTEMS_API_Control )) #define PER_SEMAPHORE \ (long) (sizeof (Semaphore_Control) + NAME_PTR_SIZE) #define PER_TIMER \ (long) (sizeof (Timer_Control) + NAME_PTR_SIZE) #define PER_MSGQ \ (long) (sizeof (Message_queue_Control) + NAME_PTR_SIZE) #define PER_REGN \ (long) (sizeof (Region_Control) + NAME_PTR_SIZE) #define PER_PART \ (long) (sizeof (Partition_Control) + NAME_PTR_SIZE) #define PER_PERIOD \ (long) (sizeof (Rate_monotonic_Control) + NAME_PTR_SIZE) #define PER_PORT \ (long) (sizeof (Dual_ported_memory_Control) + NAME_PTR_SIZE) #define PER_EXTENSION \ (long) (sizeof (Extension_Control) + NAME_PTR_SIZE) #define PER_DRV (long) (0) #define PER_FPTASK (long) (CONTEXT_FP_SIZE) #define PER_GOBTBL (long) (sizeof (Chain_Control)*4) #define PER_NODE (long) PER_GOBTBL #if defined(RTEMS_MULTIPROCESSING) #define PER_GOBJECT (long) (sizeof (Objects_MP_Control)) #else #define PER_GOBJECT (long) 0 #endif #define PER_PROXY (long) (sizeof (Thread_Proxy_control)) #if !defined(RTEMS_MULTIPROCESSING) || (CPU_ALL_TASKS_ARE_FP != TRUE) #define MPCI_RECEIVE_SERVER_FP (long) 0 #else #define MPCI_RECEIVE_SERVER_FP (long) (sizeof( Context_Control_fp )) #endif #if (CPU_IDLE_TASK_IS_FP == TRUE) #define SYSTEM_IDLE_FP (long) (sizeof( Context_Control_fp )) #else #define SYSTEM_IDLE_FP (long) 0 #endif #if !defined(RTEMS_MULTIPROCESSING) #define MPCI_RECEIVE_SERVER_STACK_SIZE 0 #endif #if defined(RTEMS_MULTIPROCESSING) #define MP_SYSTEM_TASKS \ (MPCI_RECEIVE_SERVER_STACK_SIZE + \ sizeof(Thread_Control) + \ MPCI_RECEIVE_SERVER_FP) #else #define MP_SYSTEM_TASKS 0 #endif /* * Idle and the MPCI Receive Server Threads */ #define SYSTEM_TASKS \ (STACK_MINIMUM_SIZE + sizeof(Thread_Control) + SYSTEM_IDLE_FP + \ MP_SYSTEM_TASKS) #define rtems_unsigned32 unsigned32 rtems_unsigned32 sys_req; /* to avoid warnings */ int puts(); int printf(); int getint(); #undef getchar int getchar(); void help_size(); void print_formula(); void size_rtems( int mode ) { int uninitialized = 0; int initialized = 0; /* * The following data is allocated for each Manager: * * + Per Manager Object Information * - local pointer table * - local name table * - the object's control blocks * - global name chains * * The following is the data allocate from the RTEMS Workspace Area. * The order indicates the order in which RTEMS allocates it. * * + Object MP * - Global Object CB's * + Thread * - Ready Chain * + Thread MP * - Proxies Chain * + Interrupt Manager * - Interrupt Stack * + Timer Manager * - per Manager Object Data * + Extension Manager * - per Manager Object Data * + Message Queue Manager * - per Manager Object Data * - Message Buffers * + Semaphore Manager * - per Manager Object Data * + Partition Manager * - per Manager Object Data * + Region Manager * - per Manager Object Data * + Dual Ported Memory Manager * - per Manager Object Data * + Rate Monotonic Manager * - per Manager Object Data * + Internal Threads Handler * - MPCI Receive Server Thread TCB * - IDLE Thread TCB * - MPCI Receive Server Thread stack * - MPCI Receive Server Thread FP area (if CPU requires this) * - IDLE Thread stack * - IDLE Thread FP area (if CPU requires this) * * This does not take into account any CPU dependent alignment requirements. * * The following calculates the overhead needed by RTEMS from the * Workspace Area. */ sys_req = SYSTEM_TASKS + /* MPCI Receive Server and IDLE */ NAME_PTR_SIZE + /* Task Overhead */ READYCHAINS_SIZE + /* Ready Chains */ NAME_PTR_SIZE + /* Timer Overhead */ NAME_PTR_SIZE + /* Semaphore Overhead */ NAME_PTR_SIZE + /* Message Queue Overhead */ NAME_PTR_SIZE + /* Region Overhead */ NAME_PTR_SIZE + /* Partition Overhead */ NAME_PTR_SIZE + /* Dual-Ported Memory Overhead */ NAME_PTR_SIZE + /* Rate Monotonic Overhead */ NAME_PTR_SIZE + /* Extension Overhead */ PER_NODE; /* Extra Gobject Table */ uninitialized = /*address.h*/ 0 + /*apiext.h*/ (sizeof _API_extensions_List) + /*asr.h*/ 0 + /*attr.h*/ 0 + /*bitfield.h*/ 0 + /*chain.h*/ 0 + /*clock.h*/ 0 + /*config.h*/ (sizeof _Configuration_Table) + (sizeof _Configuration_MP_table) + /*context.h*/ (sizeof _Context_Switch_necessary) + /*copyrt.h*/ 0 + /*debug.h*/ (sizeof _Debug_Level) + /*dpmem.h*/ (sizeof _Dual_ported_memory_Information) + /*event.h*/ (sizeof _Event_Sync_state) + #if defined(RTEMS_MULTIPROCESSING) /*eventmp.h*/ 0 + #endif /*eventset.h*/ 0 + /*extension.h*/ (sizeof _Extension_Information) + /*fatal.h*/ 0 + /*heap.h*/ 0 + /*init.h*/ 0 + /*interr.h*/ (sizeof Internal_errors_What_happened) + /*intr.h*/ 0 + /*io.h*/ (sizeof _IO_Number_of_drivers) + (sizeof _IO_Driver_address_table) + (sizeof _IO_Number_of_devices) + (sizeof _IO_Driver_name_table) + /*isr.h*/ (sizeof _ISR_Nest_level) + (sizeof _ISR_Vector_table) + (sizeof _ISR_Signals_to_thread_executing) + /*message.h*/ (sizeof _Message_queue_Information) + /*modes.h*/ 0 + #if defined(RTEMS_MULTIPROCESSING) /*mp.h*/ 0 + #endif #if defined(RTEMS_MULTIPROCESSING) /*mpci.h*/ (sizeof _MPCI_Remote_blocked_threads) + (sizeof _MPCI_Semaphore) + (sizeof _MPCI_table) + (sizeof _MPCI_Receive_server_tcb) + (sizeof _MPCI_Packet_processors) + #endif #if defined(RTEMS_MULTIPROCESSING) /*mppkt.h*/ 0 + #endif #if defined(RTEMS_MULTIPROCESSING) /*mptables.h*/ 0 + #endif #if defined(RTEMS_MULTIPROCESSING) /*msgmp.h*/ 0 + #endif /*object.h*/ (sizeof _Objects_Local_node) + (sizeof _Objects_Maximum_nodes) + (sizeof _Objects_Information_table) + #if defined(RTEMS_MULTIPROCESSING) /*objectmp.h*/ (sizeof _Objects_MP_Maximum_global_objects) + (sizeof _Objects_MP_Inactive_global_objects) + #endif /*options.h*/ 0 + /*part.h*/ (sizeof _Partition_Information) + #if defined(RTEMS_MULTIPROCESSING) /*partmp.h*/ 0 + #endif /*priority.h*/ (sizeof _Priority_Major_bit_map) + (sizeof _Priority_Bit_map) + /*ratemon.h*/ (sizeof _Rate_monotonic_Information) + /*region.h*/ (sizeof _Region_Information) + #if defined(RTEMS_MULTIPROCESSING) /*regionmp.h*/ 0 + #endif /*rtems.h*/ /* Not applicable */ /*sem.h*/ (sizeof _Semaphore_Information) + #if defined(RTEMS_MULTIPROCESSING) /*semmp.h*/ 0 + #endif /*signal.h*/ 0 + /*signalmp.h*/ 0 + /*stack.h*/ 0 + /*states.h*/ 0 + /*status.h*/ 0 + /*sysstate.h*/ (sizeof _System_state_Is_multiprocessing) + (sizeof _System_state_Current) + /*system.h*/ (sizeof _CPU_Table) + #if defined(RTEMS_MULTIPROCESSING) /*taskmp.h*/ 0 + #endif /*tasks.h*/ (sizeof _RTEMS_tasks_Information) + (sizeof _RTEMS_tasks_User_initialization_tasks) + (sizeof _RTEMS_tasks_Number_of_initialization_tasks) + /*thread.h*/ (sizeof _Thread_BSP_context) + (sizeof _Thread_Dispatch_disable_level) + (sizeof _Thread_Do_post_task_switch_extension) + (sizeof _Thread_Maximum_extensions) + (sizeof _Thread_Ticks_per_timeslice) + (sizeof _Thread_Ready_chain) + (sizeof _Thread_Executing) + (sizeof _Thread_Heir) + (sizeof _Thread_Allocated_fp) + (sizeof _Thread_Internal_information) + (sizeof _Thread_Idle) + #if defined(RTEMS_MULTIPROCESSING) /*threadmp.h*/ (sizeof _Thread_MP_Receive) + (sizeof _Thread_MP_Active_proxies) + (sizeof _Thread_MP_Inactive_proxies) + #endif /*threadq.h*/ (sizeof _Thread_queue_Extract_table) + /*timer.h*/ (sizeof _Timer_Information) + /*tod.h*/ (sizeof _TOD_Current) + (sizeof _TOD_Seconds_since_epoch) + (sizeof _TOD_Microseconds_per_tick) + (sizeof _TOD_Ticks_per_second) + (sizeof _TOD_Seconds_watchdog) + /*tqdata.h*/ 0 + /*types.h*/ 0 + /*userext.h*/ (sizeof _User_extensions_List) + /*watchdog.h*/ (sizeof _Watchdog_Sync_level) + (sizeof _Watchdog_Sync_count) + (sizeof _Watchdog_Ticks_since_boot) + (sizeof _Watchdog_Ticks_chain) + (sizeof _Watchdog_Seconds_chain) + /*wkspace.h*/ (sizeof _Workspace_Area); uninitialized = 0; #ifndef unix /* make sure this is not a native compile */ #ifdef __i386__ /* cpu.h */ uninitialized += (sizeof _CPU_Null_fp_context) + (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high); #endif #ifdef __i960__ /* cpu.h */ uninitialized += (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high); #endif #ifdef __hppa__ /* cpu.h */ uninitialized += (sizeof _CPU_Null_fp_context) + #ifndef RTEMS_UNIX (sizeof _CPU_Default_gr27) + #endif (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high); #endif #ifdef __mc68000__ /* cpu.h */ uninitialized += (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high); #endif #ifdef __sparc__ /* cpu.h */ uninitialized += (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high) + (sizeof _CPU_Null_fp_context); #ifndef NO_TABLE_MOVE uninitialized += (sizeof _CPU_Trap_Table_area); #endif #ifdef erc32 uninitialized += (sizeof _ERC32_MEC_Timer_Control_Mirror); #endif #endif #ifdef no_cpu /* cpu.h */ uninitialized += (sizeof _CPU_Null_fp_context) + (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high) + (sizeof _CPU_Thread_dispatch_pointer); #endif #ifdef __PPC__ /* cpu.h */ uninitialized += (sizeof _CPU_Interrupt_stack_low) + (sizeof _CPU_Interrupt_stack_high) + (sizeof _CPU_IRQ_info); #endif #endif /* !unix */ initialized += /*copyrt.h*/ (strlen(_Copyright_Notice)+1) + /*sptables.h*/ (sizeof _Initialization_Default_multiprocessing_table) + (strlen(_RTEMS_version)+1) + (sizeof _Entry_points) + /*tod.h*/ (sizeof _TOD_Days_per_month) + (sizeof _TOD_Days_to_date) + (sizeof _TOD_Days_since_last_leap_year); #ifndef unix /* make sure this is not native */ #ifdef __sparc__ initialized += (sizeof _CPU_Trap_slot_template); #endif #endif /* !unix */ puts( "" ); if ( mode == 0 ) help_size(); else print_formula(); printf( "\n" ); printf( "RTEMS uninitialized data consumes %d bytes\n", uninitialized ); printf( "RTEMS intialized data consumes %d bytes\n", initialized ); } void help_size() { int c = '\0'; int break_loop; int total_size; int task_stacks; int interrupt_stack; int maximum_tasks, size_tasks; int maximum_sems, size_sems; int maximum_timers, size_timers; int maximum_msgqs, size_msgqs; int maximum_msgs, size_msgs_overhead; int maximum_regns, size_regns; int maximum_parts, size_parts; int maximum_ports, size_ports; int maximum_periods, size_periods; int maximum_extensions, size_extensions; int maximum_drvs, size_drvs; int maximum_fps, size_fps; int maximum_nodes, size_nodes; int maximum_gobjs, size_gobjs; int maximum_proxies, size_proxies; total_size = sys_req; /* Fixed Overhead */ printf( "What is maximum_tasks? " ); maximum_tasks = getint(); size_tasks = PER_TASK * maximum_tasks; total_size += size_tasks; printf( "What is maximum_semaphores? " ); maximum_sems = getint(); size_sems = PER_SEMAPHORE * maximum_sems; total_size += size_sems; printf( "What is maximum_timers? " ); maximum_timers = getint(); size_timers = PER_TIMER * maximum_timers; total_size += size_timers; printf( "What is maximum_message_queues? " ); maximum_msgqs = getint(); size_msgqs = PER_MSGQ * maximum_msgqs; total_size += size_msgqs; printf( "What is maximum_messages? XXXX " ); maximum_msgs = getint(); size_msgs_overhead = 0; total_size += size_msgs_overhead; printf( "What is maximum_regions? " ); maximum_regns = getint(); size_regns = PER_REGN * maximum_regns; total_size += size_regns; printf( "What is maximum_partitions? " ); maximum_parts = getint(); size_parts = PER_PART * maximum_parts; total_size += size_parts; printf( "What is maximum_ports? " ); maximum_ports = getint(); size_ports = PER_PORT * maximum_ports; total_size += size_ports; printf( "What is maximum_periods? " ); maximum_periods = getint(); size_periods = PER_PORT * maximum_periods; total_size += size_periods; printf( "What is maximum_extensions? " ); maximum_extensions = getint(); size_extensions = PER_EXTENSION * maximum_extensions; total_size += size_extensions; printf( "What is number_of_device_drivers? " ); maximum_drvs = getint(); size_drvs = PER_DRV * maximum_drvs; total_size += size_drvs; printf( "What will be total stack requirement for all tasks? " ); task_stacks = getint(); total_size += task_stacks; printf( "What is the size of the interrupt stack? " ); interrupt_stack = getint(); total_size += interrupt_stack; printf( "How many tasks will be created with the FP flag? " ); maximum_fps = getint(); size_fps = PER_FPTASK * maximum_fps; total_size += size_fps; printf( "Is this a single processor system? " ); for ( break_loop=0 ; !break_loop; c = getchar() ) { switch ( c ) { case 'Y': case 'y': case 'N': case 'n': break_loop = 1; break; } } printf( "%c\n", c ); if ( c == 'n' || c == 'N' ) { printf( "What is maximum_nodes? " ); maximum_nodes = getint(); size_nodes = PER_NODE * maximum_nodes; total_size += size_nodes; printf( "What is maximum_global_objects? " ); maximum_gobjs = getint(); size_gobjs = PER_GOBJECT * maximum_gobjs; total_size += size_gobjs; printf( "What is maximum_proxies? " ); maximum_proxies = getint(); size_proxies = PER_PROXY * maximum_proxies; total_size += size_proxies; } else { maximum_nodes = 0; size_nodes = PER_NODE * 0; maximum_gobjs = 0; size_gobjs = PER_GOBJECT * 0; maximum_proxies = 0; size_proxies = PER_PROXY * 0; } printf( "\n\n" ); printf( " ************** EXECUTIVE WORK SPACE REQUIRED **************\n" ); printf( " Tasks - %03d * %03ld = %ld\n", maximum_tasks, PER_TASK, (long) size_tasks ); printf( " Semaphores - %03d * %03ld = %ld\n", maximum_sems, PER_SEMAPHORE, (long) size_sems ); printf( " Timers - %03d * %03ld = %ld\n", maximum_timers, PER_TIMER, (long) size_timers ); printf( " Msg Queues - %03d * %03ld = %ld\n", maximum_msgqs, PER_MSGQ, (long) size_msgqs ); printf( " Messages Overhead - %03d * %03d = %ld\n", maximum_msgs, 0 /* PER_MSG_OVERHEAD */, (long) size_msgs_overhead ); printf( " Regions - %03d * %03ld = %ld\n", maximum_regns, PER_REGN, (long) size_regns); printf( " Partitions - %03d * %03ld = %ld\n", maximum_parts, PER_PART, (long) size_parts ); printf( " Periods - %03d * %03ld = %ld\n", maximum_periods, PER_PERIOD, (long) size_periods ); printf( " Extensions - %03d * %03ld = %ld\n", maximum_extensions, PER_EXTENSION, (long) size_extensions ); printf( " Device Drivers - %03d * %03ld = %ld\n", maximum_drvs, PER_DRV, (long) size_drvs ); printf( " System Requirements - %04d = %d\n", sys_req, sys_req ); printf( " Floating Point Tasks - %03d * %03ld = %ld\n", maximum_fps, PER_FPTASK, (long) size_fps ); printf( " Application Task Stacks - = %d\n", task_stacks ); printf( " Interrupt Stacks - = %d\n", task_stacks ); printf( " \n" ); printf( " Global object tables - %03d * %03ld = %ld\n", maximum_nodes, PER_NODE, (long) size_nodes ); printf( " Global objects - %03d * %03ld = %ld\n", maximum_gobjs, PER_GOBJECT, (long) size_gobjs ); printf( " Proxies - %03d * %03ld = %ld\n", maximum_proxies, PER_PROXY, (long) size_proxies ); printf( "\n\n" ); printf( " TOTAL = %d bytes\n", total_size ); } void print_formula() { printf( " ************** EXECUTIVE WORK SPACE FORMULA **************\n" ); printf( " Tasks - maximum_tasks * %ld\n", PER_TASK ); printf( " Timers - maximum_timers * %ld\n", PER_TIMER ); printf( " Semaphores - maximum_semaphores * %ld\n", PER_SEMAPHORE); printf( " Message Queues - maximum_message_queues * %ld\n", PER_MSGQ ); printf( " Messages -\n"); printf( " Regions - maximum_regions * %ld\n", PER_REGN ); printf( " Partitions - maximum_partitions * %ld\n", PER_PART ); printf( " Ports - maximum_ports * %ld\n", PER_PORT ); printf( " Periods - maximum_periods * %ld\n", PER_PORT ); printf( " Extensions - maximum_extensions * %ld\n", PER_EXTENSION ); printf( " Device Drivers - number_of_device_drivers * %ld\n", PER_DRV); printf( " System Requirements - %d\n", sys_req ); printf( " Floating Point Tasks - FPMASK Tasks * %ld\n", PER_FPTASK ); printf( " User's Tasks' Stacks -\n" ); printf( " Interrupt Stack -\n" ); printf( " \n" ); printf( " Global object tables - maximum_nodes * %ld\n", PER_NODE ); printf( " Global objects - maximum_global_objects * %ld\n", PER_GOBJECT ); printf( " Proxies - maximum_proxies * %ld\n", PER_PROXY ); }