Mercurial > nand-ecoscentric
annotate packages/io/serial/current/misc/serial.c @ 3403:8c8767bb9a62 default tip
devs/nand/micron_mt29: Remove defunct references (in comments) to mt29f2g08_oob_ecc.
| author | Ross Younger <wry@ecoscentric.com> |
|---|---|
| date | Sun, 18 Jan 2015 17:59:01 +1300 |
| parents | 74dbf4c3f2e1 |
| children |
| rev | line source |
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| 2 | 1 //========================================================================== |
| 2 // | |
| 3 // serial.c | |
| 4 // | |
| 5 // Initial device I/O tests | |
| 6 // | |
| 7 //========================================================================== | |
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8 // ####ECOSGPLCOPYRIGHTBEGIN#### |
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9 // ------------------------------------------- |
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10 // This file is part of eCos, the Embedded Configurable Operating System. |
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. |
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12 // |
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13 // eCos is free software; you can redistribute it and/or modify it under |
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14 // the terms of the GNU General Public License as published by the Free |
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15 // Software Foundation; either version 2 or (at your option) any later |
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16 // version. |
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17 // |
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT |
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19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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21 // for more details. |
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22 // |
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23 // You should have received a copy of the GNU General Public License |
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24 // along with eCos; if not, write to the Free Software Foundation, Inc., |
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25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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26 // |
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27 // As a special exception, if other files instantiate templates or use |
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28 // macros or inline functions from this file, or you compile this file |
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29 // and link it with other works to produce a work based on this file, |
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30 // this file does not by itself cause the resulting work to be covered by |
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31 // the GNU General Public License. However the source code for this file |
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32 // must still be made available in accordance with section (3) of the GNU |
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33 // General Public License v2. |
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34 // |
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35 // This exception does not invalidate any other reasons why a work based |
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36 // on this file might be covered by the GNU General Public License. |
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37 // ------------------------------------------- |
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38 // ####ECOSGPLCOPYRIGHTEND#### |
| 2 | 39 //========================================================================== |
| 40 //#####DESCRIPTIONBEGIN#### | |
| 41 // | |
| 42 // Author(s): gthomas | |
| 43 // Contributors: gthomas | |
| 44 // Date: 1999-02-05 | |
| 45 // Description: Minimal testing of "serial" I/O | |
| 46 //####DESCRIPTIONEND#### | |
| 47 | |
| 48 #include <pkgconf/kernel.h> | |
| 49 #include <pkgconf/io.h> | |
| 50 #include <cyg/io/io.h> | |
| 51 #include <cyg/io/ttyio.h> | |
| 52 #include <cyg/infra/diag.h> | |
| 53 #include <cyg/infra/testcase.h> | |
| 54 #ifdef CYGFUN_KERNEL_API_C | |
| 55 #include <cyg/kernel/kapi.h> | |
| 56 #include <cyg/hal/hal_arch.h> | |
| 57 #define STACK_SIZE CYGNUM_HAL_STACK_SIZE_TYPICAL | |
| 58 unsigned char stack[STACK_SIZE]; | |
| 59 cyg_thread thread_data; | |
| 60 cyg_handle_t thread_handle; | |
| 61 | |
| 62 // This routine will be called if the read "times out" | |
| 63 static void | |
| 64 do_abort(void *handle) | |
| 65 { | |
| 66 cyg_io_handle_t io_handle = (cyg_io_handle_t)handle; | |
| 67 cyg_int32 len = 1; // Need something here | |
| 68 cyg_io_get_config(io_handle, CYG_IO_GET_CONFIG_SERIAL_ABORT, 0, &len); | |
| 69 } | |
| 70 | |
| 71 #include "timeout.inl" | |
| 72 #endif | |
| 73 | |
| 74 static void | |
| 75 dump_buf_with_offset(unsigned char *p, | |
| 76 int s, | |
| 77 unsigned char *base) | |
| 78 { | |
| 79 int i, c; | |
| 80 if ((unsigned int)s > (unsigned int)p) { | |
| 81 s = (unsigned int)s - (unsigned int)p; | |
| 82 } | |
| 83 while (s > 0) { | |
| 84 if (base) { | |
| 85 diag_printf("%08X: ", (int)p - (int)base); | |
| 86 } else { | |
| 87 diag_printf("%08X: ", p); | |
| 88 } | |
| 89 for (i = 0; i < 16; i++) { | |
| 90 if (i < s) { | |
| 91 diag_printf("%02X", p[i] & 0xFF); | |
| 92 } else { | |
| 93 diag_printf(" "); | |
| 94 } | |
| 95 if ((i % 2) == 1) diag_printf(" "); | |
| 96 if ((i % 8) == 7) diag_printf(" "); | |
| 97 } | |
| 98 diag_printf(" |"); | |
| 99 for (i = 0; i < 16; i++) { | |
| 100 if (i < s) { | |
| 101 c = p[i] & 0xFF; | |
| 102 if ((c < 0x20) || (c >= 0x7F)) c = '.'; | |
| 103 } else { | |
| 104 c = ' '; | |
| 105 } | |
| 106 diag_printf("%c", c); | |
| 107 } | |
| 108 diag_printf("|\n"); | |
| 109 s -= 16; | |
| 110 p += 16; | |
| 111 } | |
| 112 } | |
| 113 | |
| 114 static void | |
| 115 dump_buf(unsigned char *p, int s) | |
| 116 { | |
| 117 dump_buf_with_offset(p, s, 0); | |
| 118 } | |
| 119 | |
| 120 void | |
| 121 hang(void) | |
| 122 { | |
| 123 while (true) ; | |
| 124 } | |
| 125 | |
| 126 static int | |
| 127 strlen(char *c) | |
| 128 { | |
| 129 int l = 0; | |
| 130 while (*c++) l++; | |
| 131 return l; | |
| 132 } | |
| 133 | |
| 134 void | |
| 135 serial_test( void ) | |
| 136 { | |
| 137 Cyg_ErrNo res; | |
| 138 cyg_io_handle_t handle; | |
| 139 char msg[] = "This is a test\n"; | |
| 140 int msglen = sizeof(msg)-1; | |
| 141 char in_msg[80]; | |
| 142 int in_msglen = sizeof(in_msg)-1; | |
| 143 cyg_serial_info_t serial_info; | |
| 144 cyg_tty_info_t tty_info; | |
| 145 char short_msg[] = "This is a short message\n"; | |
| 146 char long_msg[] = "This is a longer message 0123456789abcdefghijklmnopqrstuvwxyz\n"; | |
| 147 char filler[] = " "; | |
| 148 char prompt[] = "\nPlease enter some data: "; | |
| 149 int i, len; | |
| 150 #ifdef CYGFUN_KERNEL_API_C | |
| 151 cyg_uint32 stamp; | |
| 152 #endif | |
| 153 | |
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154 res = cyg_io_lookup("/dev/tty0", &handle); |
| 2 | 155 if (res != ENOERR) { |
| 156 diag_printf("Can't lookup - DEVIO error: %d\n", res); | |
| 157 return; | |
| 158 } | |
| 159 len = sizeof(serial_info); | |
| 160 res = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &serial_info, &len); | |
| 161 if (res != ENOERR) { | |
| 162 diag_printf("Can't get serial config - DEVIO error: %d\n", res); | |
| 163 hang(); | |
| 164 return; | |
| 165 } | |
| 166 len = sizeof(tty_info); | |
| 167 res = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_TTY_INFO, &tty_info, &len); | |
| 168 if (res != ENOERR) { | |
| 169 diag_printf("Can't get tty config - DEVIO error: %d\n", res); | |
| 170 hang(); | |
| 171 return; | |
| 172 } | |
| 173 diag_printf("Config - baud: %d, stop: %d, parity: %d, out flags: %x, in flags: %x\n", | |
| 174 serial_info.baud, serial_info.stop, serial_info.parity, | |
| 175 tty_info.tty_out_flags, tty_info.tty_in_flags); | |
| 176 len = sizeof(serial_info); | |
| 177 res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &serial_info, &len); | |
| 178 if (res != ENOERR) { | |
| 179 diag_printf("Can't set serial config - DEVIO error: %d\n", res); | |
| 180 hang(); | |
| 181 return; | |
| 182 } | |
| 183 len = sizeof(tty_info); | |
| 184 res = cyg_io_set_config(handle, CYG_IO_SET_CONFIG_TTY_INFO, &tty_info, &len); | |
| 185 if (res != ENOERR) { | |
| 186 diag_printf("Can't set tty config - DEVIO error: %d\n", res); | |
| 187 hang(); | |
| 188 return; | |
| 189 } | |
| 190 msglen = strlen(msg); | |
| 191 res = cyg_io_write(handle, msg, &msglen); | |
| 192 if (res != ENOERR) { | |
| 193 diag_printf("Can't write data - DEVIO error: %d\n", res); | |
| 194 hang(); | |
| 195 return; | |
| 196 } | |
| 197 for (i = 0; i < 10; i++) { | |
| 198 len = strlen(short_msg); | |
| 199 res = cyg_io_write(handle, short_msg, &len); | |
| 200 if (res != ENOERR) { | |
| 201 diag_printf("Can't write [short] data - DEVIO error: %d\n", res); | |
| 202 hang(); | |
| 203 return; | |
| 204 } | |
| 205 } | |
| 206 for (i = 0; i < 100; i++) { | |
| 207 len = (i % 10) + 1; | |
| 208 cyg_io_write(handle, filler, &len); | |
| 209 len = strlen(long_msg); | |
| 210 res = cyg_io_write(handle, long_msg, &len); | |
| 211 if (res != ENOERR) { | |
| 212 diag_printf("Can't write [long] data - DEVIO error: %d\n", res); | |
| 213 hang(); | |
| 214 return; | |
| 215 } | |
| 216 } | |
| 217 len = strlen(prompt); | |
| 218 cyg_io_write(handle, prompt, &len); | |
| 219 #ifdef CYGFUN_KERNEL_API_C | |
| 220 stamp = timeout(1000, do_abort, handle); | |
| 221 #endif | |
| 222 res = cyg_io_read(handle, in_msg, &in_msglen); | |
| 223 if (res != ENOERR) { | |
| 224 diag_printf("Can't read data - DEVIO error: %d\n", res); | |
| 225 hang(); | |
| 226 return; | |
| 227 } | |
| 228 #ifdef CYGFUN_KERNEL_API_C | |
| 229 untimeout(stamp); | |
| 230 #endif | |
| 231 diag_printf("Read %d bytes\n", in_msglen); | |
| 232 dump_buf(in_msg, in_msglen); | |
| 233 CYG_TEST_PASS_FINISH("Serial I/O test OK"); | |
| 234 } | |
| 235 | |
| 236 void | |
| 237 cyg_start(void) | |
| 238 { | |
| 239 CYG_TEST_INIT(); | |
| 240 #ifdef CYGFUN_KERNEL_API_C | |
| 241 cyg_thread_create(10, // Priority - just a number | |
| 242 (cyg_thread_entry_t*)serial_test, // entry | |
| 243 (cyg_addrword_t) 0, // entry data | |
| 244 "serial_thread", // Name | |
| 245 &stack[0], // Stack | |
| 246 STACK_SIZE, // Size | |
| 247 &thread_handle, // Handle | |
| 248 &thread_data // Thread data structure | |
| 249 ); | |
| 250 cyg_thread_resume(thread_handle); | |
| 251 cyg_scheduler_start(); | |
| 252 #else | |
| 253 serial_test(); | |
| 254 #endif | |
| 255 } | |
| 256 // EOF serial.c |