FreeCalypso > hg > freecalypso-sw
diff gsm-fw/nucleus/tcfe.c @ 143:afceeeb2cba1
Our nuc-fw is destined to become gsm-fw, so I went ahead and did the big hg mv
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
|---|---|
| date | Tue, 12 Nov 2013 05:35:48 +0000 |
| parents | nuc-fw/nucleus/tcfe.c@947b1f473960 |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gsm-fw/nucleus/tcfe.c Tue Nov 12 05:35:48 2013 +0000 @@ -0,0 +1,155 @@ +/*************************************************************************/ +/* */ +/* Copyright Mentor Graphics Corporation 2002 */ +/* All Rights Reserved. */ +/* */ +/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */ +/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */ +/* SUBJECT TO LICENSE TERMS. */ +/* */ +/*************************************************************************/ + +/*************************************************************************/ +/* */ +/* FILE NAME VERSION */ +/* */ +/* tcfe.c Nucleus PLUS 1.14 */ +/* */ +/* COMPONENT */ +/* */ +/* TC - Thread Control */ +/* */ +/* DESCRIPTION */ +/* */ +/* This file contains routines that check parameters to the */ +/* routines that return information about a thread. */ +/* */ +/* DATA STRUCTURES */ +/* */ +/* None */ +/* */ +/* FUNCTIONS */ +/* */ +/* TCFE_Task_Information Retrieve task information */ +/* */ +/* DEPENDENCIES */ +/* */ +/* tc_extr.h Thread Control functions */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 11-07-2002 Released version 1.14 */ +/* */ +/*************************************************************************/ +#define NU_SOURCE_FILE + + +#include "tc_extr.h" /* Thread control functions */ + + +/*************************************************************************/ +/* */ +/* FUNCTION */ +/* */ +/* TCFE_Task_Information */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function performs error checking on the parameters supplied */ +/* to the function that returns information about a task. */ +/* */ +/* CALLED BY */ +/* */ +/* Application */ +/* */ +/* CALLS */ +/* */ +/* [TCT_Check_Stack] Stack checking function */ +/* TCT_System_Protect Protect scheduling info */ +/* TCT_Unprotect Release protection */ +/* TCF_Task_Information Returns task information */ +/* */ +/* INPUTS */ +/* */ +/* task_ptr Pointer to the task */ +/* name Destination for the name */ +/* status Destination for task status */ +/* scheduled_count Destination for scheduled */ +/* count of the task */ +/* priority Destination for task priority*/ +/* preempt Destination for preempt flag */ +/* time_slice Destination for time slice */ +/* stack_base Destination for pointer to */ +/* base of task's stack */ +/* stack_size Destination for stack size */ +/* minimum_stack Destination for the minimum */ +/* running size of the stack */ +/* */ +/* OUTPUTS */ +/* */ +/* NU_SUCCESS If a valid task pointer is */ +/* supplied */ +/* NU_INVALID_TASK If task pointer is invalid */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* */ +/*************************************************************************/ +STATUS TCFE_Task_Information(NU_TASK *task_ptr, CHAR *name, + DATA_ELEMENT *status, UNSIGNED *scheduled_count, + DATA_ELEMENT *priority, OPTION *preempt, UNSIGNED *time_slice, + VOID **stack_base, UNSIGNED *stack_size, UNSIGNED *minimum_stack) +{ + +STATUS completion; /* Completion status */ +NU_SUPERV_USER_VARIABLES + + /* Switch to supervisor mode */ + NU_SUPERVISOR_MODE(); + +#ifdef NU_ENABLE_STACK_CHECK + + /* Call stack checking function to check for an overflow condition. */ + TCT_Check_Stack(); + +#endif + + /* Check if parameters are valid. task is tested in TCF_Task_Inforation */ + if (name == NU_NULL) + completion = NU_INVALID_POINTER; + else if (preempt == NU_NULL) + completion = NU_INVALID_POINTER; + else if (status == NU_NULL) + completion = NU_INVALID_POINTER; + else if (scheduled_count == NU_NULL) + completion = NU_INVALID_POINTER; + else if (priority == NU_NULL) + completion = NU_INVALID_POINTER; + else if (time_slice == NU_NULL) + completion = NU_INVALID_POINTER; + else if (stack_base == NU_NULL) + completion = NU_INVALID_POINTER; + else if (stack_size == NU_NULL) + completion = NU_INVALID_POINTER; + else if (minimum_stack == NU_NULL) + completion = NU_INVALID_POINTER; + else + completion = TCF_Task_Information(task_ptr, name, status, scheduled_count, + priority, preempt, time_slice, stack_base, + stack_size, minimum_stack); + TCT_Unprotect(); + + /* Return to user mode */ + NU_USER_MODE(); + + return(completion); +} + + + +