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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [io/] [serial/] [v2_0/] [tests/] [flow2.c] - Rev 308
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//========================================================================== // // flow2.c // // Test duplex receive and send with flow control. // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later version. // // eCos is distributed in the hope that it will be useful, but WITHOUT ANY // WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License along // with eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jskov,jlarmour // Contributors: // Date: 2000-07-27 // Description: Test the duplex receive and send capabilities of // the serial driver with flow control. // Requirements: This test requires the ser_filter on the host side. // //####DESCRIPTIONEND#### #include <pkgconf/system.h> #include <cyg/infra/testcase.h> // test macros #include <cyg/infra/cyg_ass.h> // assertion macros #ifdef CYGPKG_KERNEL # include <pkgconf/kernel.h> #endif #ifdef CYGPKG_IO_SERIAL # include <pkgconf/io_serial.h> #endif // Package requirements #ifndef CYGPKG_IO_SERIAL # define NA_MSG "Requires I/O serial package" #elif !defined(CYGFUN_KERNEL_API_C) # define NA_MSG "Requires kernel C API" #elif !defined(CYGPKG_IO_SERIAL_FLOW_CONTROL) # define NA_MSG "Requires serial flow control" #endif #ifdef NA_MSG void cyg_start( void ) { CYG_TEST_INIT(); CYG_TEST_NA( NA_MSG); } #else #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL #include <cyg/kernel/kapi.h> unsigned char stack[CYGNUM_HAL_STACK_SIZE_TYPICAL]; cyg_thread thread_data; cyg_handle_t thread_handle; #include "ser_test_protocol.inl" //--------------------------------------------------------------------------- // run the tests static void run_tests( cyg_io_handle_t ser_handle ) { // Start slowly, then go for max size. { test_binary(ser_handle, 16, MODE_DUPLEX_ECHO); test_binary(ser_handle, 128, MODE_DUPLEX_ECHO); test_binary(ser_handle, 256, MODE_DUPLEX_ECHO); test_binary(ser_handle, 1024, MODE_DUPLEX_ECHO); } } //--------------------------------------------------------------------------- // Serial test main function. void serial_test( void ) { cyg_io_handle_t ser_handle; cyg_ser_cfg_t *cfg=&test_configs[0]; cyg_ser_cfg_t new_cfg; int count = sizeof(test_configs) / sizeof(cyg_ser_cfg_t); int i; test_open_ser(&ser_handle); // We need the filter for this test. test_ping(ser_handle); // Choose the configuration with the fastest baud rate, to be most // provocative. Start at 1 coz cfg already points at 0 for (i=1; i<count; i++) { if (cfg->baud_rate < test_configs[i].baud_rate) cfg=&test_configs[i]; } // Set flow control from configuration // Choose software first #ifdef CYGOPT_IO_SERIAL_FLOW_CONTROL_SOFTWARE CYG_TEST_INFO("Setting software flow control"); new_cfg = *cfg; new_cfg.flags |= CYGNUM_SERIAL_FLOW_XONXOFF_RX | CYGNUM_SERIAL_FLOW_XONXOFF_TX; if (ENOERR == change_config(ser_handle, &new_cfg)) run_tests( ser_handle ); #endif // hardware flow control #ifdef CYGOPT_IO_SERIAL_FLOW_CONTROL_HW CYG_TEST_INFO("Setting RTS/CTS hardware flow control"); new_cfg = *cfg; new_cfg.flags |= CYGNUM_SERIAL_FLOW_RTSCTS_RX|CYGNUM_SERIAL_FLOW_RTSCTS_TX; if (ENOERR == change_config(ser_handle, &new_cfg)) run_tests( ser_handle ); CYG_TEST_INFO("Setting DSR/DTR hardware flow control"); new_cfg = *cfg; new_cfg.flags |= CYGNUM_SERIAL_FLOW_DSRDTR_RX|CYGNUM_SERIAL_FLOW_DSRDTR_TX; if (ENOERR == change_config(ser_handle, &new_cfg)) run_tests( ser_handle ); #endif CYG_TEST_PASS_FINISH("flow2 test OK"); } void cyg_start(void) { CYG_TEST_INIT(); cyg_thread_create(10, // Priority - just a number (cyg_thread_entry_t*)serial_test, // entry 0, // "serial_thread", // Name &stack[0], // Stack CYGNUM_HAL_STACK_SIZE_TYPICAL, // Size &thread_handle, // Handle &thread_data // Thread data structure ); cyg_thread_resume(thread_handle); cyg_scheduler_start(); } #endif // ifndef NA_MSG // EOF flow2.c
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