/*=================================================================////        context.c////        HAL Thread context handling test////==========================================================================//####COPYRIGHTBEGIN####//                                                                          // -------------------------------------------                              // The contents of this file are subject to the Red Hat eCos Public License // Version 1.1 (the "License"); you may not use this file except in         // compliance with the License.  You may obtain a copy of the License at    // http://www.redhat.com/                                                   //                                                                          // Software distributed under the License is distributed on an "AS IS"      // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the // License for the specific language governing rights and limitations under // the License.                                                             //                                                                          // The Original Code is eCos - Embedded Configurable Operating System,      // released September 30, 1998.                                             //                                                                          // The Initial Developer of the Original Code is Red Hat.                   // Portions created by Red Hat are                                          // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             // All Rights Reserved.                                                     // -------------------------------------------                              //                                                                          //####COPYRIGHTEND####//==========================================================================//#####DESCRIPTIONBEGIN####//// Author(s):     nickg// Contributors:  nickg// Date:          1998-10-07//####DESCRIPTIONEND####*/#include <pkgconf/hal.h>#include <pkgconf/infra.h>#include <cyg/infra/testcase.h>#include <cyg/infra/cyg_trac.h>#include <cyg/hal/hal_arch.h>#define CYG_TRACE_USER_BOOL 1// -------------------------------------------------------------------------#define THREADS         4#define STACKSIZE       (2*1024)char stack[THREADS][STACKSIZE];CYG_ADDRWORD sp[THREADS];cyg_count32 switches = 0;// -------------------------------------------------------------------------void entry0( CYG_ADDRWORD arg ){    CYG_TRACE1B("Thread %d started\n", arg );    while( switches < 1000 )    {        HAL_THREAD_SWITCH_CONTEXT( &sp[arg], &sp[(arg+1) % THREADS] );        CYG_TRACE1B("Thread %d resumed\n", arg );        switches++;    }    CYG_TEST_PASS_FINISH("HAL Context test");    }// -------------------------------------------------------------------------void context_main(void){    int i;        CYG_TEST_INIT();    // Init all thread contexts:        for( i = 0 ; i < THREADS; i++ )    {        sp[i] = (CYG_ADDRWORD)stack[i]+STACKSIZE;                HAL_THREAD_INIT_CONTEXT( sp[i], i, entry0, i*0x01010000 );    }    // Load the first thread.        HAL_THREAD_LOAD_CONTEXT( &sp[0] );}// -------------------------------------------------------------------------externC voidcyg_start( void ){    context_main();}// -------------------------------------------------------------------------/* EOF context.c */