Mercurial > ecos
annotate packages/devs/can/loop/current/tests/can_txevent.c @ 2729:74dbf4c3f2e1 after-copyright-change-20090129
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
| author | jlarmour |
|---|---|
| date | Thu, 29 Jan 2009 17:47:46 +0000 |
| parents | 4c366bd69cd5 |
| children |
| rev | line source |
|---|---|
| 2059 | 1 //========================================================================== |
| 2 // | |
| 3 // can_txevent.c | |
| 4 // | |
| 5 // Test CAN device driver timeouts | |
| 6 // | |
| 7 //========================================================================== | |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
8 // ####ECOSGPLCOPYRIGHTBEGIN#### |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
9 // ------------------------------------------- |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
10 // This file is part of eCos, the Embedded Configurable Operating System. |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. |
| 2059 | 12 // |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
13 // eCos is free software; you can redistribute it and/or modify it under |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
14 // the terms of the GNU General Public License as published by the Free |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
15 // Software Foundation; either version 2 or (at your option) any later |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
16 // version. |
| 2059 | 17 // |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
18 // eCos is distributed in the hope that it will be useful, but WITHOUT |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
21 // for more details. |
| 2059 | 22 // |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
23 // You should have received a copy of the GNU General Public License |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
24 // along with eCos; if not, write to the Free Software Foundation, Inc., |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 2059 | 26 // |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
27 // As a special exception, if other files instantiate templates or use |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
28 // macros or inline functions from this file, or you compile this file |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
29 // and link it with other works to produce a work based on this file, |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
30 // this file does not by itself cause the resulting work to be covered by |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
31 // the GNU General Public License. However the source code for this file |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
32 // must still be made available in accordance with section (3) of the GNU |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
33 // General Public License v2. |
| 2059 | 34 // |
|
2729
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
35 // This exception does not invalidate any other reasons why a work based |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
36 // on this file might be covered by the GNU General Public License. |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
37 // ------------------------------------------- |
|
74dbf4c3f2e1
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents:
2424
diff
changeset
|
38 // ####ECOSGPLCOPYRIGHTEND#### |
| 2059 | 39 //========================================================================== |
| 40 //#####DESCRIPTIONBEGIN#### | |
| 41 // | |
| 42 // Author(s): Uwe Kindler | |
| 43 // Contributors: Uwe Kindler | |
| 44 // Date: 2005-08-07 | |
| 45 // Description: Timeout test of CAN device driver | |
| 46 //####DESCRIPTIONEND#### | |
| 47 | |
| 48 | |
| 49 //=========================================================================== | |
| 50 // INCLUDES | |
| 51 //=========================================================================== | |
| 52 #include <pkgconf/system.h> | |
| 53 | |
| 54 #include <cyg/infra/testcase.h> // test macros | |
| 55 #include <cyg/infra/cyg_ass.h> // assertion macros | |
| 56 #include <cyg/infra/diag.h> | |
| 57 | |
| 58 // Package requirements | |
| 59 #if defined(CYGPKG_IO_CAN) && defined(CYGPKG_KERNEL) | |
| 60 | |
| 61 #include <pkgconf/kernel.h> | |
| 62 #include <cyg/io/io.h> | |
| 63 #include <cyg/io/canio.h> | |
| 64 | |
| 65 // Package option requirements | |
| 66 #if defined(CYGFUN_KERNEL_API_C) | |
| 67 | |
| 68 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL | |
| 69 #include <cyg/kernel/kapi.h> | |
| 70 | |
| 71 // tx event support required | |
| 72 #if defined(CYGOPT_IO_CAN_TX_EVENT_SUPPORT) | |
| 73 | |
| 74 | |
| 75 //=========================================================================== | |
| 76 // DATA TYPES | |
| 77 //=========================================================================== | |
| 78 typedef struct st_thread_data | |
| 79 { | |
| 80 cyg_thread obj; | |
| 81 long stack[CYGNUM_HAL_STACK_SIZE_TYPICAL]; | |
| 82 cyg_handle_t hdl; | |
| 83 } thread_data_t; | |
| 84 | |
| 85 | |
| 86 //=========================================================================== | |
| 87 // LOCAL DATA | |
| 88 //=========================================================================== | |
| 89 cyg_thread_entry_t can0_thread; | |
| 90 thread_data_t can0_thread_data; | |
| 91 | |
| 92 | |
| 93 //=========================================================================== | |
| 94 // LOCAL FUNCTIONS | |
| 95 //=========================================================================== | |
| 96 #include "can_test_aux.inl" // include CAN test auxiliary functions | |
| 97 | |
| 98 | |
| 99 //=========================================================================== | |
| 100 // WRITER THREAD | |
| 101 //=========================================================================== | |
| 102 void can0_thread(cyg_addrword_t data) | |
| 103 { | |
| 104 cyg_io_handle_t hCAN0; | |
| 105 cyg_uint32 len; | |
| 106 cyg_can_buf_info_t buf_info; | |
| 107 cyg_uint16 i; | |
| 108 cyg_can_event rx_event; | |
| 109 cyg_can_message tx_msg = | |
| 110 { | |
| 111 0x000, // CAN identifier | |
| 2377 | 112 data : |
| 113 { | |
| 114 {0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 }// 8 data bytes | |
| 115 }, | |
| 2059 | 116 CYGNUM_CAN_ID_STD, // standard frame |
| 117 CYGNUM_CAN_FRAME_DATA, // data frame | |
| 118 4, // data length code | |
| 119 }; | |
| 120 | |
| 121 | |
| 122 if (ENOERR != cyg_io_lookup("/dev/can0", &hCAN0)) | |
| 123 { | |
| 124 CYG_TEST_FAIL_FINISH("Error opening /dev/can0"); | |
| 125 } | |
| 126 | |
| 127 // | |
| 128 // first we read the buffer info | |
| 129 // | |
| 130 len = sizeof(buf_info); | |
| 131 if (ENOERR != cyg_io_get_config(hCAN0, CYG_IO_GET_CONFIG_CAN_BUFFER_INFO ,&buf_info, &len)) | |
| 132 { | |
| 133 CYG_TEST_FAIL_FINISH("Error reading config of /dev/can0"); | |
| 134 } | |
| 135 | |
| 136 // | |
| 137 // check if buffer is really empty | |
| 138 // | |
| 139 if (buf_info.rx_count != 0) | |
| 140 { | |
| 141 CYG_TEST_FAIL_FINISH("Receive buffer of /dev/can0 is not empty."); | |
| 142 } | |
| 143 | |
| 144 // | |
| 145 // now send messages - because TX events are supported each transmitted CAN message | |
| 146 // will cause a TX event that is filled into receive queue | |
| 147 // | |
| 148 diag_printf("Sending %d CAN messages to /dev/can0 \n", buf_info.rx_bufsize); | |
| 149 for (i = 0; i < buf_info.rx_bufsize; ++i) | |
| 150 { | |
| 2377 | 151 CYG_CAN_MSG_SET_STD_ID(tx_msg, 0x000 + i); |
| 152 CYG_CAN_MSG_SET_DATA(tx_msg, 0, i); | |
| 2059 | 153 len = sizeof(tx_msg); |
| 154 | |
| 155 if (ENOERR != cyg_io_write(hCAN0, &tx_msg, &len)) | |
| 156 { | |
| 157 CYG_TEST_FAIL_FINISH("Error writing to /dev/can0"); | |
| 158 } | |
| 159 else | |
| 160 { | |
| 161 print_can_msg(&tx_msg, ""); | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 // | |
|
2424
4c366bd69cd5
* tests/can_overrun1.c (can0_thread): Fix the length of the data
asl
parents:
2377
diff
changeset
|
166 // Give the loop back driver time to process all those messages. |
|
4c366bd69cd5
* tests/can_overrun1.c (can0_thread): Fix the length of the data
asl
parents:
2377
diff
changeset
|
167 // |
|
4c366bd69cd5
* tests/can_overrun1.c (can0_thread): Fix the length of the data
asl
parents:
2377
diff
changeset
|
168 cyg_thread_delay(10); |
|
4c366bd69cd5
* tests/can_overrun1.c (can0_thread): Fix the length of the data
asl
parents:
2377
diff
changeset
|
169 |
|
4c366bd69cd5
* tests/can_overrun1.c (can0_thread): Fix the length of the data
asl
parents:
2377
diff
changeset
|
170 // |
| 2059 | 171 // now we read the buffer info - we expect a completely filled recieve queue |
| 172 // | |
| 173 len = sizeof(buf_info); | |
| 174 if (ENOERR != cyg_io_get_config(hCAN0, CYG_IO_GET_CONFIG_CAN_BUFFER_INFO ,&buf_info, &len)) | |
| 175 { | |
| 176 CYG_TEST_FAIL_FINISH("Error reading config of /dev/can0"); | |
| 177 } | |
| 178 | |
| 179 // | |
| 180 // if receive queue is not completely filled, then we have an error here | |
| 181 // | |
| 182 if (buf_info.rx_bufsize != buf_info.rx_count) | |
| 183 { | |
| 184 diag_printf("RX bufsize: %d events in RX buffer: %d\n", buf_info.rx_bufsize, buf_info.rx_count); | |
| 185 CYG_TEST_FAIL_FINISH("Receive queue of /dev/can0 not completely filled."); | |
| 186 } | |
| 187 | |
| 188 // | |
| 189 // now we read the receive queue | |
| 190 // | |
| 191 diag_printf("Receiving %d TX events from /dev/can0 \n", buf_info.rx_count); | |
| 192 for (i = 0; i < buf_info.rx_count; ++i) | |
| 193 { | |
| 194 len = sizeof(rx_event); | |
| 195 | |
| 196 if (ENOERR != cyg_io_read(hCAN0, &rx_event, &len)) | |
| 197 { | |
| 198 CYG_TEST_FAIL_FINISH("Error reading from /dev/can0"); | |
| 199 } | |
| 200 | |
| 201 // | |
| 202 // we expect only a set TX flag because no other events may arrive for the | |
| 203 // loopback driver | |
| 204 // | |
| 205 if (!(rx_event.flags & CYGNUM_CAN_EVENT_TX) || (rx_event.flags & !CYGNUM_CAN_EVENT_TX)) | |
| 206 { | |
| 207 CYG_TEST_FAIL_FINISH("Unexpected receive event flags."); | |
| 208 } | |
| 209 | |
| 210 // | |
| 211 // Now check if TX events contain valid data - we know that the ID and the first | |
| 212 // data byte contain the message number | |
| 213 // | |
| 2377 | 214 if ((rx_event.msg.id != i) || (rx_event.msg.data.bytes[0] != i)) |
| 2059 | 215 { |
| 216 CYG_TEST_FAIL_FINISH("Received invalid data in TX event"); | |
| 217 } | |
| 218 else | |
| 219 { | |
| 220 print_can_msg(&rx_event.msg, ""); | |
| 221 } | |
| 222 } // for (i = 0; i < buf_info.rx_count; ++i) | |
| 223 | |
| 224 CYG_TEST_PASS_FINISH("can_txevent test OK"); | |
| 225 } | |
| 226 | |
| 227 | |
| 228 | |
| 229 void | |
| 230 cyg_start(void) | |
| 231 { | |
| 232 CYG_TEST_INIT(); | |
| 233 | |
| 234 // | |
| 235 // create the thread which access the CAN device driver | |
| 236 // | |
| 237 cyg_thread_create(4, can0_thread, | |
| 238 (cyg_addrword_t) 0, | |
| 239 "can0_thread", | |
| 240 (void *) can0_thread_data.stack, | |
| 241 1024 * sizeof(long), | |
| 242 &can0_thread_data.hdl, | |
| 243 &can0_thread_data.obj); | |
| 244 | |
| 245 cyg_thread_resume(can0_thread_data.hdl); | |
| 246 | |
| 247 cyg_scheduler_start(); | |
| 248 } | |
| 249 | |
| 250 #else // CYGOPT_IO_CAN_TX_EVENT_SUPPORT | |
| 251 #define N_A_MSG "TX event support required for IO/CAN" | |
| 252 #endif | |
| 253 | |
| 254 #else // CYGFUN_KERNEL_API_C | |
| 255 #define N_A_MSG "Needs kernel C API" | |
| 256 #endif | |
| 257 | |
| 258 #else // CYGPKG_IO_CAN && CYGPKG_KERNEL | |
| 259 #define N_A_MSG "Needs IO/CAN and Kernel" | |
| 260 #endif | |
| 261 | |
| 262 #ifdef N_A_MSG | |
| 263 void | |
| 264 cyg_start( void ) | |
| 265 { | |
| 266 CYG_TEST_INIT(); | |
| 267 CYG_TEST_NA( N_A_MSG); | |
| 268 } | |
| 269 #endif // N_A_MSG | |
| 270 | |
| 271 // EOF serial4.c |