John Mitchell / DMSupport

Subdirectory provided by Embedded Artists

Dependencies:   DM_FATFileSystem DM_HttpServer DM_USBHost EthernetInterface USBDevice mbed-rpc mbed-rtos mbed-src

Dependents:   lpc4088_displaymodule_hello_world_Sept_2018

Fork of DMSupport by Embedded Artists

DMBoard.cpp@2:887c6b45e7fa, 2014-12-02 (annotated)

Committer:
embeddedartists
Date:
Tue Dec 02 15:21:18 2014 +0000
Revision:
2:887c6b45e7fa
Parent:
0:6b68dac0d986
Child:
3:2fa7755f2cef
Added RTOS-safe logger (RtosLog). Switched USBHost library so that it works in an RTOS setting. Modified the FAT file system to work in an RTOS setting.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 0:6b68dac0d986 1 /*
embeddedartists 0:6b68dac0d986 2 * Copyright 2014 Embedded Artists AB
embeddedartists 0:6b68dac0d986 3 *
embeddedartists 0:6b68dac0d986 4 * Licensed under the Apache License, Version 2.0 (the "License");
embeddedartists 0:6b68dac0d986 5 * you may not use this file except in compliance with the License.
embeddedartists 0:6b68dac0d986 6 * You may obtain a copy of the License at
embeddedartists 0:6b68dac0d986 7 *
embeddedartists 0:6b68dac0d986 8 * http://www.apache.org/licenses/LICENSE-2.0
embeddedartists 0:6b68dac0d986 9 *
embeddedartists 0:6b68dac0d986 10 * Unless required by applicable law or agreed to in writing, software
embeddedartists 0:6b68dac0d986 11 * distributed under the License is distributed on an "AS IS" BASIS,
embeddedartists 0:6b68dac0d986 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
embeddedartists 0:6b68dac0d986 13 * See the License for the specific language governing permissions and
embeddedartists 0:6b68dac0d986 14 * limitations under the License.
embeddedartists 0:6b68dac0d986 15 */
embeddedartists 0:6b68dac0d986 16
embeddedartists 0:6b68dac0d986 17 #include "mbed.h"
embeddedartists 0:6b68dac0d986 18 #include "DMBoard.h"
embeddedartists 0:6b68dac0d986 19 #include "InternalEEPROM.h"
embeddedartists 0:6b68dac0d986 20
embeddedartists 0:6b68dac0d986 21 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 0:6b68dac0d986 22 #include "AR1021.h"
embeddedartists 0:6b68dac0d986 23 #endif
embeddedartists 0:6b68dac0d986 24
embeddedartists 0:6b68dac0d986 25 /******************************************************************************
embeddedartists 0:6b68dac0d986 26 * Defines and typedefs
embeddedartists 0:6b68dac0d986 27 *****************************************************************************/
embeddedartists 0:6b68dac0d986 28
embeddedartists 2:887c6b45e7fa 29 #if defined(DM_BOARD_DISABLE_STANDARD_PRINTF)
embeddedartists 2:887c6b45e7fa 30 class DevNull : public Stream {
embeddedartists 2:887c6b45e7fa 31
embeddedartists 2:887c6b45e7fa 32 public:
embeddedartists 2:887c6b45e7fa 33 DevNull(const char *name=NULL) : Stream(name) {}
embeddedartists 2:887c6b45e7fa 34
embeddedartists 2:887c6b45e7fa 35 protected:
embeddedartists 2:887c6b45e7fa 36 virtual int _getc() {return 0;}
embeddedartists 2:887c6b45e7fa 37 virtual int _putc(int c) {return c;}
embeddedartists 2:887c6b45e7fa 38 };
embeddedartists 2:887c6b45e7fa 39
embeddedartists 2:887c6b45e7fa 40 static DevNull null("null");
embeddedartists 2:887c6b45e7fa 41 #endif
embeddedartists 2:887c6b45e7fa 42
embeddedartists 0:6b68dac0d986 43 /******************************************************************************
embeddedartists 0:6b68dac0d986 44 * Local variables
embeddedartists 0:6b68dac0d986 45 *****************************************************************************/
embeddedartists 0:6b68dac0d986 46
embeddedartists 0:6b68dac0d986 47 /******************************************************************************
embeddedartists 0:6b68dac0d986 48 * Private Functions
embeddedartists 0:6b68dac0d986 49 *****************************************************************************/
embeddedartists 0:6b68dac0d986 50
embeddedartists 0:6b68dac0d986 51 DMBoard::DMBoard() :
embeddedartists 0:6b68dac0d986 52 _initialized(false),
embeddedartists 0:6b68dac0d986 53 #if defined(DM_BOARD_USE_MCI_FS)
embeddedartists 0:6b68dac0d986 54 _mcifs("mci", P4_16),
embeddedartists 0:6b68dac0d986 55 #endif
embeddedartists 0:6b68dac0d986 56 #if defined(DM_BOARD_USE_QSPI_FS)
embeddedartists 0:6b68dac0d986 57 _qspifs("qspi"),
embeddedartists 0:6b68dac0d986 58 #endif
embeddedartists 0:6b68dac0d986 59 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 0:6b68dac0d986 60 _touch(NULL),
embeddedartists 0:6b68dac0d986 61 #endif
embeddedartists 0:6b68dac0d986 62 _buzzer(P1_5),
embeddedartists 0:6b68dac0d986 63 _button(p23),
embeddedartists 0:6b68dac0d986 64 _led1(LED1),
embeddedartists 0:6b68dac0d986 65 _led2(LED2),
embeddedartists 0:6b68dac0d986 66 _led3(LED3),
embeddedartists 0:6b68dac0d986 67 _led4(LED4)
embeddedartists 0:6b68dac0d986 68 {
embeddedartists 0:6b68dac0d986 69 }
embeddedartists 0:6b68dac0d986 70
embeddedartists 0:6b68dac0d986 71 DMBoard::~DMBoard()
embeddedartists 0:6b68dac0d986 72 {
embeddedartists 2:887c6b45e7fa 73 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 0:6b68dac0d986 74 if (_touch != NULL) {
embeddedartists 0:6b68dac0d986 75 delete _touch;
embeddedartists 0:6b68dac0d986 76 _touch = NULL;
embeddedartists 0:6b68dac0d986 77 }
embeddedartists 2:887c6b45e7fa 78 #endif
embeddedartists 0:6b68dac0d986 79 }
embeddedartists 0:6b68dac0d986 80
embeddedartists 0:6b68dac0d986 81 DMBoard::BoardError DMBoard::readConfiguration()
embeddedartists 0:6b68dac0d986 82 {
embeddedartists 0:6b68dac0d986 83 InternalEEPROM mem;
embeddedartists 0:6b68dac0d986 84 mem.init();
embeddedartists 0:6b68dac0d986 85
embeddedartists 0:6b68dac0d986 86 uint8_t* buff = (uint8_t*)malloc(mem.memorySize());
embeddedartists 0:6b68dac0d986 87 mem.read(0, 0, buff, mem.memorySize());
embeddedartists 0:6b68dac0d986 88 mem.powerDown();
embeddedartists 0:6b68dac0d986 89 #if 0
embeddedartists 0:6b68dac0d986 90 uint8_t* p = buff;
embeddedartists 2:887c6b45e7fa 91 _logger.printf("\n-------\nBEFORE:\n-------\n");
embeddedartists 0:6b68dac0d986 92 for (int i = 0; i < 63; i++) {
embeddedartists 0:6b68dac0d986 93 for (int j = 0; j < 4; j++) {
embeddedartists 2:887c6b45e7fa 94 _logger.printf("0x%04x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
embeddedartists 0:6b68dac0d986 95 i,
embeddedartists 0:6b68dac0d986 96 p[0],p[1],p[2],p[3],p[4],p[5],p[6],p[7],
embeddedartists 0:6b68dac0d986 97 p[8],p[9],p[10],p[11],p[12],p[13],p[14],p[15]);
embeddedartists 0:6b68dac0d986 98 p += 16;
embeddedartists 0:6b68dac0d986 99 }
embeddedartists 2:887c6b45e7fa 100 _logger.printf("\n");
embeddedartists 0:6b68dac0d986 101 }
embeddedartists 0:6b68dac0d986 102
embeddedartists 0:6b68dac0d986 103 // find first non-zero page and write to that
embeddedartists 0:6b68dac0d986 104 for (int page = 0; page < mem.numPages(); page++) {
embeddedartists 0:6b68dac0d986 105 bool zeroPage = true;
embeddedartists 0:6b68dac0d986 106 for (int i = 0; i < mem.pageSize(); i++) {
embeddedartists 0:6b68dac0d986 107 if (buff[i + page*mem.pageSize()] != 0) {
embeddedartists 0:6b68dac0d986 108 zeroPage = false;
embeddedartists 0:6b68dac0d986 109 break;
embeddedartists 0:6b68dac0d986 110 }
embeddedartists 0:6b68dac0d986 111 }
embeddedartists 0:6b68dac0d986 112 if (zeroPage) {
embeddedartists 2:887c6b45e7fa 113 _logger.printf("Will fill page 0x%04x (%d) with 0x00..0x3f\n", page, page);
embeddedartists 0:6b68dac0d986 114 p = buff;
embeddedartists 0:6b68dac0d986 115 for (int i = 0; i < mem.pageSize(); i++) {
embeddedartists 0:6b68dac0d986 116 *p++ = i;
embeddedartists 0:6b68dac0d986 117 }
embeddedartists 0:6b68dac0d986 118 mem.write(page, 0, buff, mem.pageSize());
embeddedartists 0:6b68dac0d986 119 memset(buff, 0, mem.memorySize());
embeddedartists 0:6b68dac0d986 120 mem.read(0, 0, buff, mem.memorySize());
embeddedartists 0:6b68dac0d986 121 p = buff;
embeddedartists 2:887c6b45e7fa 122 _logger.printf("\n-------\nAFTER:\n-------\n");
embeddedartists 0:6b68dac0d986 123 for (int i = 0; i < 63; i++) {
embeddedartists 0:6b68dac0d986 124 for (int j = 0; j < 4; j++) {
embeddedartists 2:887c6b45e7fa 125 _logger.printf("0x%04x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
embeddedartists 0:6b68dac0d986 126 i,
embeddedartists 0:6b68dac0d986 127 p[0],p[1],p[2],p[3],p[4],p[5],p[6],p[7],
embeddedartists 0:6b68dac0d986 128 p[8],p[9],p[10],p[11],p[12],p[13],p[14],p[15]);
embeddedartists 0:6b68dac0d986 129 p += 16;
embeddedartists 0:6b68dac0d986 130 }
embeddedartists 2:887c6b45e7fa 131 _logger.printf("\n");
embeddedartists 0:6b68dac0d986 132 }
embeddedartists 0:6b68dac0d986 133 break;
embeddedartists 0:6b68dac0d986 134 }
embeddedartists 0:6b68dac0d986 135 }
embeddedartists 0:6b68dac0d986 136 #endif
embeddedartists 0:6b68dac0d986 137 return Ok;
embeddedartists 0:6b68dac0d986 138 }
embeddedartists 0:6b68dac0d986 139
embeddedartists 0:6b68dac0d986 140 #if defined(DM_BOARD_USE_DISPLAY)
embeddedartists 0:6b68dac0d986 141 DMBoard::BoardError DMBoard::readDisplayConfiguration(uint8_t** data, uint32_t* size)
embeddedartists 0:6b68dac0d986 142 {
embeddedartists 0:6b68dac0d986 143 uint32_t allocsize = 17*sizeof(uint32_t);
embeddedartists 0:6b68dac0d986 144 uint32_t* stuff = (uint32_t*)malloc(allocsize);
embeddedartists 0:6b68dac0d986 145 if (stuff == NULL) {
embeddedartists 0:6b68dac0d986 146 return MemoryError;
embeddedartists 0:6b68dac0d986 147 }
embeddedartists 0:6b68dac0d986 148 #if defined(DM_BOARD_USE_4_3_DISPLAY_TMP)
embeddedartists 0:6b68dac0d986 149 // Temporary setup, for a 4.3" display
embeddedartists 0:6b68dac0d986 150
embeddedartists 0:6b68dac0d986 151 stuff[ 0] = 40, //horizontalBackPorch == HSYNC back porch
embeddedartists 0:6b68dac0d986 152 stuff[ 1] = 5, //horizontalFrontPorch == HSYNC front porch
embeddedartists 0:6b68dac0d986 153 stuff[ 2] = 2, //hsync == HSYNC width
embeddedartists 0:6b68dac0d986 154 stuff[ 3] = 480, //width == Horizontal active area
embeddedartists 0:6b68dac0d986 155 stuff[ 4] = 8, //verticalBackPorch == VSYNC back porch
embeddedartists 0:6b68dac0d986 156 stuff[ 5] = 8, //verticalFrontPorch == VSYNC front porch
embeddedartists 0:6b68dac0d986 157 stuff[ 6] = 2, //vsync == VSYNC width
embeddedartists 0:6b68dac0d986 158 stuff[ 7] = 272, //height == Vertical display area
embeddedartists 0:6b68dac0d986 159 stuff[ 8] = false,
embeddedartists 0:6b68dac0d986 160 stuff[ 9] = false,
embeddedartists 0:6b68dac0d986 161 stuff[10] = true,
embeddedartists 0:6b68dac0d986 162 stuff[11] = true,
embeddedartists 0:6b68dac0d986 163 stuff[12] = 1,
embeddedartists 0:6b68dac0d986 164 stuff[13] = Display::Resolution_16bit_rgb565;
embeddedartists 0:6b68dac0d986 165 stuff[14] = 9000000, //clock or 0 for external
embeddedartists 0:6b68dac0d986 166 stuff[15] = 0, //LcdController::Tft,
embeddedartists 0:6b68dac0d986 167 stuff[16] = false;
embeddedartists 0:6b68dac0d986 168 #else
embeddedartists 0:6b68dac0d986 169 // Temporary setup, for a 5" rogin display
embeddedartists 0:6b68dac0d986 170
embeddedartists 0:6b68dac0d986 171 stuff[ 0] = 46, //horizontalBackPorch == HSYNC back porch
embeddedartists 0:6b68dac0d986 172 stuff[ 1] = 20, //horizontalFrontPorch == HSYNC front porch
embeddedartists 0:6b68dac0d986 173 stuff[ 2] = 2, //hsync == HSYNC width
embeddedartists 0:6b68dac0d986 174 stuff[ 3] = 800, //width == Horizontal active area
embeddedartists 0:6b68dac0d986 175 stuff[ 4] = 23, //verticalBackPorch == VSYNC back porch
embeddedartists 0:6b68dac0d986 176 stuff[ 5] = 10, //verticalFrontPorch == VSYNC front porch
embeddedartists 0:6b68dac0d986 177 stuff[ 6] = 3, //vsync == VSYNC width
embeddedartists 0:6b68dac0d986 178 stuff[ 7] = 480, //height == Vertical display area
embeddedartists 0:6b68dac0d986 179 stuff[ 8] = false,
embeddedartists 0:6b68dac0d986 180 stuff[ 9] = false,
embeddedartists 0:6b68dac0d986 181 stuff[10] = true,
embeddedartists 0:6b68dac0d986 182 stuff[11] = true,
embeddedartists 0:6b68dac0d986 183 stuff[12] = 1,
embeddedartists 0:6b68dac0d986 184 stuff[13] = Display::Resolution_16bit_rgb565;
embeddedartists 0:6b68dac0d986 185 stuff[14] = 30000000, //clock or 0 for external
embeddedartists 0:6b68dac0d986 186 stuff[15] = 0, //LcdController::Tft,
embeddedartists 0:6b68dac0d986 187 stuff[16] = false;
embeddedartists 0:6b68dac0d986 188 #endif
embeddedartists 0:6b68dac0d986 189 *data = (uint8_t*)&(stuff[0]);
embeddedartists 0:6b68dac0d986 190 *size = allocsize;
embeddedartists 0:6b68dac0d986 191
embeddedartists 0:6b68dac0d986 192 return Ok;
embeddedartists 0:6b68dac0d986 193 }
embeddedartists 0:6b68dac0d986 194 #endif
embeddedartists 0:6b68dac0d986 195
embeddedartists 0:6b68dac0d986 196 /******************************************************************************
embeddedartists 0:6b68dac0d986 197 * Public Functions
embeddedartists 0:6b68dac0d986 198 *****************************************************************************/
embeddedartists 0:6b68dac0d986 199
embeddedartists 0:6b68dac0d986 200 DMBoard::BoardError DMBoard::init()
embeddedartists 0:6b68dac0d986 201 {
embeddedartists 0:6b68dac0d986 202 BoardError err = Ok;
embeddedartists 0:6b68dac0d986 203 if (!_initialized) {
embeddedartists 0:6b68dac0d986 204 do {
embeddedartists 0:6b68dac0d986 205 // Turn off the buzzer
embeddedartists 0:6b68dac0d986 206 _buzzer.period_ms(1);
embeddedartists 0:6b68dac0d986 207 _buzzer = 0;
embeddedartists 0:6b68dac0d986 208
embeddedartists 0:6b68dac0d986 209 // Make sure the button is configured correctly
embeddedartists 0:6b68dac0d986 210 _button.mode(PullUp);
embeddedartists 0:6b68dac0d986 211
embeddedartists 0:6b68dac0d986 212 // Turn off all LEDs
embeddedartists 0:6b68dac0d986 213 _led1 = 1;
embeddedartists 0:6b68dac0d986 214 _led2 = 1;
embeddedartists 0:6b68dac0d986 215 _led3 = 0;
embeddedartists 0:6b68dac0d986 216 _led4 = 0;
embeddedartists 0:6b68dac0d986 217
embeddedartists 2:887c6b45e7fa 218 // Make sure that the logger is always initialized even if
embeddedartists 2:887c6b45e7fa 219 // other initialization tasks fail
embeddedartists 2:887c6b45e7fa 220 _logger.init();
embeddedartists 2:887c6b45e7fa 221
embeddedartists 2:887c6b45e7fa 222 #if defined(DM_BOARD_DISABLE_STANDARD_PRINTF)
embeddedartists 2:887c6b45e7fa 223 // Kill all ouput of calls to printf() so that there is no
embeddedartists 2:887c6b45e7fa 224 // simultaneous calls into the non-thread-safe standard libraries.
embeddedartists 2:887c6b45e7fa 225 // User code should use the RtosLogger anyway.
embeddedartists 2:887c6b45e7fa 226 freopen("/null", "w", stdout);
embeddedartists 2:887c6b45e7fa 227 #endif
embeddedartists 2:887c6b45e7fa 228
embeddedartists 0:6b68dac0d986 229 #if defined(DM_BOARD_USE_QSPI) && !defined(DM_BOARD_USE_QSPI_FS)
embeddedartists 0:6b68dac0d986 230 if (SPIFI::instance().init() != SPIFI::Ok) {
embeddedartists 0:6b68dac0d986 231 err = SpifiError;
embeddedartists 0:6b68dac0d986 232 break;
embeddedartists 0:6b68dac0d986 233 }
embeddedartists 0:6b68dac0d986 234 #endif
embeddedartists 0:6b68dac0d986 235
embeddedartists 0:6b68dac0d986 236 readConfiguration();
embeddedartists 0:6b68dac0d986 237
embeddedartists 0:6b68dac0d986 238 #if defined(DM_BOARD_USE_DISPLAY)
embeddedartists 0:6b68dac0d986 239 if (Display::instance().init() != Display::Ok) {
embeddedartists 0:6b68dac0d986 240 err = DisplayError;
embeddedartists 0:6b68dac0d986 241 break;
embeddedartists 0:6b68dac0d986 242 }
embeddedartists 0:6b68dac0d986 243 #endif
embeddedartists 0:6b68dac0d986 244
embeddedartists 0:6b68dac0d986 245 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 0:6b68dac0d986 246 //if (... configuration says AR1021...) {
embeddedartists 0:6b68dac0d986 247 _touch = new AR1021(P2_27, P2_26, P2_22, P2_23, P2_25);
embeddedartists 0:6b68dac0d986 248 if (!_touch->init(Display::instance().width(), Display::instance().height())) {
embeddedartists 0:6b68dac0d986 249 err = TouchError;
embeddedartists 0:6b68dac0d986 250 break;
embeddedartists 0:6b68dac0d986 251 }
embeddedartists 0:6b68dac0d986 252 //}
embeddedartists 0:6b68dac0d986 253 #endif
embeddedartists 0:6b68dac0d986 254
embeddedartists 0:6b68dac0d986 255
embeddedartists 0:6b68dac0d986 256 _initialized = true;
embeddedartists 0:6b68dac0d986 257 } while(0);
embeddedartists 0:6b68dac0d986 258 }
embeddedartists 0:6b68dac0d986 259 return err;
embeddedartists 0:6b68dac0d986 260 }
embeddedartists 0:6b68dac0d986 261
embeddedartists 2:887c6b45e7fa 262 void DMBoard::setLED(Leds led, bool on)
embeddedartists 0:6b68dac0d986 263 {
embeddedartists 0:6b68dac0d986 264 switch(led) {
embeddedartists 2:887c6b45e7fa 265 case Led1:
embeddedartists 0:6b68dac0d986 266 _led1 = (on ? 0 : 1);
embeddedartists 0:6b68dac0d986 267 break;
embeddedartists 2:887c6b45e7fa 268 case Led2:
embeddedartists 0:6b68dac0d986 269 _led2 = (on ? 0 : 1);
embeddedartists 0:6b68dac0d986 270 break;
embeddedartists 2:887c6b45e7fa 271 case Led3:
embeddedartists 0:6b68dac0d986 272 _led3 = (on ? 1 : 0);
embeddedartists 0:6b68dac0d986 273 break;
embeddedartists 2:887c6b45e7fa 274 case Led4:
embeddedartists 0:6b68dac0d986 275 _led4 = (on ? 1 : 0);
embeddedartists 0:6b68dac0d986 276 break;
embeddedartists 0:6b68dac0d986 277 }
embeddedartists 0:6b68dac0d986 278 }
embeddedartists 0:6b68dac0d986 279
embeddedartists 0:6b68dac0d986 280 void DMBoard::buzzer(float value)
embeddedartists 0:6b68dac0d986 281 {
embeddedartists 0:6b68dac0d986 282 if (value < 0) {
embeddedartists 0:6b68dac0d986 283 value = 0;
embeddedartists 0:6b68dac0d986 284 } else if (value > 1) {
embeddedartists 0:6b68dac0d986 285 value = 1;
embeddedartists 0:6b68dac0d986 286 }
embeddedartists 0:6b68dac0d986 287 _buzzer = value;
embeddedartists 0:6b68dac0d986 288 }
embeddedartists 0:6b68dac0d986 289
embeddedartists 0:6b68dac0d986 290 bool DMBoard::buttonPressed()
embeddedartists 0:6b68dac0d986 291 {
embeddedartists 0:6b68dac0d986 292 return _button.read() == 0;
embeddedartists 0:6b68dac0d986 293 }
embeddedartists 0:6b68dac0d986 294