1 //==========================================================================
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
13 // eCos is free software; you can redistribute it and/or modify it under
14 // the terms of the GNU General Public License as published by the Free
15 // Software Foundation; either version 2 or (at your option) any later version.
17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 // You should have received a copy of the GNU General Public License along
23 // with eCos; if not, write to the Free Software Foundation, Inc.,
24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 // As a special exception, if other files instantiate templates or use macros
27 // or inline functions from this file, or you compile this file and link it
28 // with other works to produce a work based on this file, this file does not
29 // by itself cause the resulting work to be covered by the GNU General Public
30 // License. However the source code for this file must still be made available
31 // in accordance with section (3) of the GNU General Public License.
33 // This exception does not invalidate any other reasons why a work based on
34 // this file might be covered by the GNU General Public License.
36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
37 // at http://sources.redhat.com/ecos/ecos-license/
38 // -------------------------------------------
39 //####ECOSGPLCOPYRIGHTEND####
40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
43 // Author(s): Uwe Kindler
44 // Contributors: Uwe Kindler
46 // Description: FlexCAN load test
47 //####DESCRIPTIONEND####
50 //===========================================================================
52 //===========================================================================
53 #include <pkgconf/system.h>
55 #include <cyg/infra/testcase.h> // test macros
56 #include <cyg/infra/cyg_ass.h> // assertion macros
57 #include <cyg/infra/diag.h>
59 // Package requirements
60 #if defined(CYGPKG_IO_CAN) && defined(CYGPKG_KERNEL)
62 #include <pkgconf/kernel.h>
63 #include <cyg/io/io.h>
64 #include <cyg/io/canio.h>
66 // Package option requirements
67 #if defined(CYGFUN_KERNEL_API_C)
69 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL
70 #include <cyg/kernel/kapi.h>
72 // Package option requirements
73 #if defined(CYGOPT_IO_CAN_SUPPORT_NONBLOCKING) && !defined(CYGOPT_IO_CAN_SUPPORT_TIMEOUTS)
75 //===========================================================================
77 //===========================================================================
78 typedef struct st_thread_data
81 long stack[CYGNUM_HAL_STACK_SIZE_TYPICAL];
86 //===========================================================================
88 //===========================================================================
89 cyg_thread_entry_t can0_thread;
90 thread_data_t can0_thread_data;
93 cyg_io_handle_t hDrvFlexCAN;
96 //===========================================================================
98 //===========================================================================
99 #include "can_test_aux.inl" // include CAN test auxiliary functions
102 //===========================================================================
104 //===========================================================================
105 void can0_thread(cyg_addrword_t data)
109 cyg_can_event rx_event;
112 len = sizeof(blocking);
113 if (ENOERR != cyg_io_set_config(hDrvFlexCAN, CYG_IO_SET_CONFIG_READ_BLOCKING ,&blocking, &len))
115 CYG_TEST_FAIL_FINISH("Error writing config of /dev/can0");
118 len = sizeof(rx_event);
120 if (-EAGAIN == cyg_io_read(hDrvFlexCAN, &rx_event, &len))
122 CYG_TEST_PASS_FINISH("can_test1 test OK");
126 CYG_TEST_FAIL_FINISH("Error reading from /dev/can0");
135 cyg_can_info_t can_cfg;
140 // open flexcan device driver
142 if (ENOERR != cyg_io_lookup("/dev/can0", &hDrvFlexCAN))
144 CYG_TEST_FAIL_FINISH("Error opening /dev/can0");
148 // setup CAN baudrate 250 KBaud
150 can_cfg.baud = CYGNUM_CAN_KBAUD_250;
151 len = sizeof(can_cfg);
152 if (ENOERR != cyg_io_set_config(hDrvFlexCAN, CYG_IO_SET_CONFIG_CAN_INFO ,&can_cfg, &len))
154 CYG_TEST_FAIL_FINISH("Error writing config of /dev/can0");
158 // create the two threads which access the CAN device driver
159 // a reader thread with a higher priority and a writer thread
160 // with a lower priority
162 cyg_thread_create(4, can0_thread,
165 (void *) can0_thread_data.stack,
167 &can0_thread_data.hdl,
168 &can0_thread_data.obj);
170 cyg_thread_resume(can0_thread_data.hdl);
172 cyg_scheduler_start();
175 #else // #if defined(CYGOPT_IO_CAN_SUPPORT_NONBLOCKING) && !defined(CYGOPT_IO_CAN_SUPPORT_TIMEOUTS
176 #define N_A_MSG "Needs nonblocking calls and disabled timeouts"
179 #else // CYGFUN_KERNEL_API_C
180 #define N_A_MSG "Needs kernel C API"
183 #else // CYGPKG_IO_CAN && CYGPKG_KERNEL
184 #define N_A_MSG "Needs IO/CAN and Kernel"
192 CYG_TEST_NA( N_A_MSG);
196 // EOF flexcan_load.c