Mercurial > public > ostc4

annotate BootLoader/Src/externLogbookFlash_mini.c @ 1048:493a5903ec20 GasConsumption

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Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
author Ideenmodellierer
date Sat, 15 Nov 2025 19:29:44 +0100
parents aeafa631147d
children
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1 /**
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2 ******************************************************************************
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3 * @copyright heinrichs weikamp
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4 * @file externLogbookFlash.c
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5 * @author heinrichs weikamp gmbh
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6 * @date 07-Aug-2014
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7 * @version V0.0.4
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8 * @since 29-Sept-2015
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9 * @brief Main File to access the new 1.8 Volt Spansion S25FS256S 256 Mbit (32 Mbyte)
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10 * @bug
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11 * @warning
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12 *
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13 @verbatim
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14 ==============================================================================
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15 ##### Logbook Header (TOC) #####
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16 ==============================================================================
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17 [..] Memory useage:
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18 NEW: Spansion S25FS-S256S
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19
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20 only 8x 4KB and 1x 32KB, remaining is 64KB or 256KB
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21 Sector Size (kbyte) Sector Count Sector Range Address Range (Byte Address) Notes
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22 4 8 SA00 00000000h-00000FFFh
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23 : :
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24 SA07 00007000h-00007FFFh
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25
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26 32 1 SA08 00008000h-0000FFFFh
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27
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28 64 511 SA09 00010000h-0001FFFFh
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29 : :
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30 SA519 01FF0000h-01FFFFFFh
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31 OLD:
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32 1kB each header
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33 with predive header at beginning
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34 and postdive header with 0x400 HEADER2OFFSET
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35 4kB (one erase) has two dives with 4 headers total
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36 total of 512 kB (with 256 header ids (8 bit))
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37 Size is 280 Byte (as of 25.Nov. 2014)
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38
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39 [..] Output to PC / UART is postdive header
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40
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41 [..] Block Protection Lock-Down is to erase logbook only
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42
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43 [..] Timing (see page 137 of LOGBOOK_V3_S25FS-S_00-271247.pdf
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44 bulk erase is 2 minutes typ., 6 minutes max.
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45
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46 ==============================================================================
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47 ##### DEMOMODE #####
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48 ==============================================================================
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49 151215: ext_flash_write_settings() is DISABLED!
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50
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51 ==============================================================================
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52 ##### bug fixes #####
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53 ==============================================================================
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54 150917: end in header and length of sample was one byte too long
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55 as stated by Jef Driesen email 15.09.2015
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56
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57 @endverbatim
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58 ******************************************************************************
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59 * @attention
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60 *
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61 * <h2><center>&copy; COPYRIGHT(c) 2015 heinrichs weikamp</center></h2>
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62 *
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63 ******************************************************************************
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64 */
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65
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66 /* Includes ------------------------------------------------------------------*/
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67 #include "stm32f4xx_hal.h"
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68 #include "externLogbookFlash.h"
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69 #include "ostc.h"
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70 #include "settings.h"
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71 #include "gfx_engine.h"
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72
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73 /* Private types -------------------------------------------------------------*/
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74 #define FLASHSTART 0x000000
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75 //#define FLASHSTOP 0x01FFFFFF all 32 MB with 4byte addressing
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76 #define FLASHSTOP 0x00FFFFFF
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77 //#define FLASHSTOP 0x3FFFFF
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78 #define RELEASE 1
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79 #define HOLDCS 0
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80
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81 #define HEADER2OFFSET 0x400
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82
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83 typedef struct{
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84 uint8_t IsBusy:1;
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85 uint8_t IsWriteEnabled:1;
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86 uint8_t BlockProtect0:1;
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87 uint8_t BlockProtect1:1;
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88 uint8_t BlockProtect2:1;
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89 uint8_t BlockProtect3:1;
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90 uint8_t IsAutoAddressIncMode:1;
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91 uint8_t BlockProtectL:1;
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92 } extFlashStatusUbit8_t;
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93
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94 typedef union{
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95 extFlashStatusUbit8_t ub;
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96 uint8_t uw;
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97 } extFlashStatusBit8_Type;
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98
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99
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100 /* Exported variables --------------------------------------------------------*/
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101
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102 /* Private variables ---------------------------------------------------------*/
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103
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104 static uint32_t actualAddress = 0;
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105 static uint32_t preparedPageAddress = 0;
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106 static uint32_t closeSectorAddress = 0;
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107 static uint32_t actualPointerHeader = 0;
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108 static uint32_t actualPointerSample = 0;
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109 static uint32_t actualPointerDevicedata = DDSTART;
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110 static uint32_t actualPointerVPM = 0;
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111 static uint32_t actualPointerSettings = SETTINGSSTART;
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112 static uint32_t actualPointerFirmware = 0;
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113 static uint32_t actualPointerFirmware2 = 0;
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114
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115 /* Private function prototypes -----------------------------------------------*/
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116 static void chip_unselect(void);
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117 static void chip_select(void);
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118 static void write_spi(uint8_t data, uint8_t unselect_CS_afterwards);
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119 static uint8_t read_spi(uint8_t unselect_CS_afterwards);
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120 static void write_address(uint8_t unselect_CS_afterwards);
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121 static void Error_Handler_extflash(void);
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122 static void wait_chip_not_busy(void);
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123 static void ext_flash_incf_address(uint8_t type);
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124 //void ext_flash_incf_address_ring(void);
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125
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126 static void ext_flash_erase4kB(void);
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127 static void ext_flash_erase32kB(void);
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128 static void ext_flash_erase64kB(void);
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129 static uint8_t ext_flash_erase_if_on_page_start(void);
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130
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131 static void ef_write_block(uint8_t * sendByte, uint32_t length, uint8_t type, uint8_t do_not_erase);
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132
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133 static void ext_flash_read_block(uint8_t *getByte, uint8_t type);
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134 static void ext_flash_read_block_multi(void *getByte, uint32_t size, uint8_t type);
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135 static void ext_flash_read_block_stop(void);
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136
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137 static void ef_hw_rough_delay_us(uint32_t delayUs);
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138 static void ef_erase_64K(uint32_t blocks);
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139
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140
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141 /* Exported functions --------------------------------------------------------*/
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142
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143 void ext_flash_write_firmware(uint8_t *pSample1, uint32_t length1)//, uint8_t *pSample2, uint32_t length2)
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144 {
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145 general32to8_Type lengthTransform;
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146
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147 lengthTransform.u32 = length1;
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148
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149 actualPointerFirmware = FWSTART;
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150 ef_write_block(lengthTransform.u8,4, EF_FIRMWARE, 1);
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151 ef_write_block(pSample1,length1, EF_FIRMWARE, 1);
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152
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153 // if(length2)
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154 // ef_write_block(pSample2,length2, EF_FIRMWARE, 1);
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155 }
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156
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157 uint8_t ext_flash_read_firmware_version(char *text)
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158 {
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159 uint32_t backup = actualAddress;
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160 uint8_t buffer[4];
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161
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162 // + 4 for length data, see ext_flash_write_firmware
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163 actualAddress = FWSTART + 4 + 0x10000;
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164 ext_flash_read_block_start();
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165 ext_flash_read_block(&buffer[0], EF_FIRMWARE);
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166 ext_flash_read_block(&buffer[1], EF_FIRMWARE);
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167 ext_flash_read_block(&buffer[2], EF_FIRMWARE);
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168 ext_flash_read_block(&buffer[3], EF_FIRMWARE);
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169
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170 ext_flash_read_block_stop();
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171 actualAddress = backup;
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172
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173 uint8_t ptr = 0;
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174 text[ptr++] = 'V';
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175 ptr += gfx_number_to_string(2,0,&text[ptr],buffer[0] & 0x3F);
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diff changeset
176 text[ptr++] = '.';
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parents:
diff changeset
177 ptr += gfx_number_to_string(2,0,&text[ptr],buffer[1] & 0x3F);
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diff changeset
178 text[ptr++] = '.';
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diff changeset
179 ptr += gfx_number_to_string(2,0,&text[ptr],buffer[2] & 0x3F);
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diff changeset
180 text[ptr++] = ' ';
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parents:
diff changeset
181 if(buffer[3])
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Ideenmodellierer
parents:
diff changeset
182 {
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parents:
diff changeset
183 text[ptr++] = 'b';
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184 text[ptr++] = 'e';
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185 text[ptr++] = 't';
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parents:
diff changeset
186 text[ptr++] = 'a';
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diff changeset
187 text[ptr++] = ' ';
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parents:
diff changeset
188 }
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189 return ptr;
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parents:
diff changeset
190 }
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parents:
diff changeset
191
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parents:
diff changeset
192
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193 uint32_t ext_flash_read_firmware(uint8_t *pSample1, uint32_t max_length, uint8_t *magicByte)
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parents:
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194 {
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195 uint32_t backup = actualAddress;
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196 general32to8_Type lengthTransform;
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197
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198 actualAddress = FWSTART;
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199 ext_flash_read_block_start();
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parents:
diff changeset
200
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201 ext_flash_read_block(&lengthTransform.u8[0], EF_FIRMWARE);
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parents:
diff changeset
202 ext_flash_read_block(&lengthTransform.u8[1], EF_FIRMWARE);
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203 ext_flash_read_block(&lengthTransform.u8[2], EF_FIRMWARE);
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parents:
diff changeset
204 ext_flash_read_block(&lengthTransform.u8[3], EF_FIRMWARE);
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diff changeset
205
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parents:
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206
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207 if(lengthTransform.u32 == 0xFFFFFFFF)
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parents:
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208 {
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209 lengthTransform.u32 = 0xFFFFFFFF;
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parents:
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210 }
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211 else
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212 if(lengthTransform.u32 > max_length)
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parents:
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213 {
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214 lengthTransform.u32 = 0xFF000000;
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parents:
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215 }
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216 else
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parents:
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217 {
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218 for(uint32_t i = 0; i<lengthTransform.u32; i++)
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219 {
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220 ext_flash_read_block(&pSample1[i], EF_FIRMWARE);
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parents:
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221 }
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parents:
diff changeset
222
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
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223 }
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224
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225 ext_flash_read_block_stop();
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226
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227 if(magicByte)
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diff changeset
228 {
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229 *magicByte = pSample1[0x10000 + 0x3E]; // 0x3E == 62
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230 }
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231
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232 actualAddress = backup;
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233 return lengthTransform.u32;
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parents:
diff changeset
234 }
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parents:
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235
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diff changeset
236
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diff changeset
237 void ext_flash_write_firmware2(uint32_t offset, uint8_t *pSample1, uint32_t length1, uint8_t *pSample2, uint32_t length2)
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238 {
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239 general32to8_Type lengthTransform, offsetTransform;
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240
aeafa631147d Exchange shared files with Bootloader specific mini version
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241 lengthTransform.u32 = length1 + length2;
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diff changeset
242 offsetTransform.u32 = offset;
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diff changeset
243
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
244 actualPointerFirmware2 = FWSTART2;
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parents:
diff changeset
245 ef_write_block(lengthTransform.u8,4, EF_FIRMWARE2, 1);
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
246 ef_write_block(offsetTransform.u8,4, EF_FIRMWARE2, 1);
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
247 ef_write_block(pSample1,length1, EF_FIRMWARE2, 1);
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
248 if(length2)
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249 ef_write_block(pSample2,length2, EF_FIRMWARE2, 1);
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diff changeset
250 }
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diff changeset
251
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
252
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253 uint32_t ext_flash_read_firmware2(uint32_t *offset, uint8_t *pSample1, uint32_t max_length1, uint8_t *pSample2, uint32_t max_length2)
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diff changeset
254 {
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255 uint32_t backup = actualAddress;
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parents:
diff changeset
256 uint32_t length1, length2;
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257 general32to8_Type lengthTransform, offsetTransform;
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diff changeset
258
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diff changeset
259 actualAddress = FWSTART2;
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260 ext_flash_read_block_start();
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diff changeset
261
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diff changeset
262 ext_flash_read_block(&lengthTransform.u8[0], EF_FIRMWARE2);
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parents:
diff changeset
263 ext_flash_read_block(&lengthTransform.u8[1], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
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diff changeset
264 ext_flash_read_block(&lengthTransform.u8[2], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
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diff changeset
265 ext_flash_read_block(&lengthTransform.u8[3], EF_FIRMWARE2);
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Ideenmodellierer
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diff changeset
266
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267 ext_flash_read_block(&offsetTransform.u8[0], EF_FIRMWARE2);
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diff changeset
268 ext_flash_read_block(&offsetTransform.u8[1], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
269 ext_flash_read_block(&offsetTransform.u8[2], EF_FIRMWARE2);
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diff changeset
270 ext_flash_read_block(&offsetTransform.u8[3], EF_FIRMWARE2);
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diff changeset
271
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272 *offset = offsetTransform.u32;
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diff changeset
273
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274 if(lengthTransform.u32 == 0xFFFFFFFF)
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parents:
diff changeset
275 {
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276 lengthTransform.u32 = 0xFFFFFFFF;
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
277 }
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Ideenmodellierer
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diff changeset
278 else
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diff changeset
279 if(lengthTransform.u32 > max_length1 + max_length2)
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parents:
diff changeset
280 {
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diff changeset
281 lengthTransform.u32 = 0xFF000000;
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parents:
diff changeset
282 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
283 else
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Ideenmodellierer
parents:
diff changeset
284 {
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diff changeset
285 if(lengthTransform.u32 < max_length1)
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parents:
diff changeset
286 {
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parents:
diff changeset
287 length1 = lengthTransform.u32;
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
288 length2 = 0;
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parents:
diff changeset
289 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
290 else
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Ideenmodellierer
parents:
diff changeset
291 {
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parents:
diff changeset
292 length1 = max_length1;
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diff changeset
293 length2 = lengthTransform.u32 - max_length1;
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
294 }
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diff changeset
295
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Ideenmodellierer
parents:
diff changeset
296 if(pSample1)
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Ideenmodellierer
parents:
diff changeset
297 {
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parents:
diff changeset
298 for(uint32_t i = 0; i<length1; i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
299 {
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300 ext_flash_read_block(&pSample1[i], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
301 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
302 if(pSample2)
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Ideenmodellierer
parents:
diff changeset
303 {
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parents:
diff changeset
304 for(uint32_t i = 0; i<length2; i++)
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Ideenmodellierer
parents:
diff changeset
305 {
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parents:
diff changeset
306 ext_flash_read_block(&pSample2[i], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
307 }
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Ideenmodellierer
parents:
diff changeset
308 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
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309 }
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parents:
diff changeset
310 else if(pSample2)
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Ideenmodellierer
parents:
diff changeset
311 {
1048
493a5903ec20 Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
Ideenmodellierer
parents: 985
diff changeset
312 /* actualAddress += length1; do dummy read to get EEPROM to the correct address */
493a5903ec20 Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
Ideenmodellierer
parents: 985
diff changeset
313 for(uint32_t i = 0; i<length1; i++)
493a5903ec20 Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
Ideenmodellierer
parents: 985
diff changeset
314 {
493a5903ec20 Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
Ideenmodellierer
parents: 985
diff changeset
315 ext_flash_read_block(&pSample2[0], EF_FIRMWARE2);
493a5903ec20 Merge with 9d9d506a82d3162b6b2323819cc08652887d7dd4 (Bootloader)
Ideenmodellierer
parents: 985
diff changeset
316 }
985
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diff changeset
317 for(uint32_t i = 0; i<length2; i++)
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parents:
diff changeset
318 {
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diff changeset
319 ext_flash_read_block(&pSample2[i], EF_FIRMWARE2);
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parents:
diff changeset
320 }
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Ideenmodellierer
parents:
diff changeset
321 }
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Ideenmodellierer
parents:
diff changeset
322 }
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Ideenmodellierer
parents:
diff changeset
323 ext_flash_read_block_stop();
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Ideenmodellierer
parents:
diff changeset
324 actualAddress = backup;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
325 return lengthTransform.u32;
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Ideenmodellierer
parents:
diff changeset
326 }
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Ideenmodellierer
parents:
diff changeset
327
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
328
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
329 void ext_flash_read_fixed_16_devicedata_blocks_formated_128byte_total(uint8_t *buffer)
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Ideenmodellierer
parents:
diff changeset
330 {
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Ideenmodellierer
parents:
diff changeset
331 SDeviceLine data[16];
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Ideenmodellierer
parents:
diff changeset
332 uint8_t tempLengthIngnore;
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Ideenmodellierer
parents:
diff changeset
333 uint16_t count;
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Ideenmodellierer
parents:
diff changeset
334 uint8_t transfer;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
335
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
336 RTC_DateTypeDef Sdate;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
337 RTC_TimeTypeDef Stime;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
338
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
339 actualAddress = DDSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
340
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
341 ext_flash_read_block_start();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
342 ext_flash_read_block(&tempLengthIngnore, EF_DEVICEDATA);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
343 ext_flash_read_block(&tempLengthIngnore, EF_DEVICEDATA);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
344
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
345 ext_flash_read_block_multi((uint8_t *)data,16*3*4, EF_DEVICEDATA);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
346 ext_flash_read_block_stop();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
347
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
348 count = 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
349 for(int i=0;i<16;i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
350 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
351 transfer = (data[i].value_int32 >> 24) & 0xFF;
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352 buffer[count++] = transfer;
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353 transfer = (data[i].value_int32 >> 16) & 0xFF;
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354 buffer[count++] = transfer;
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355 transfer = (data[i].value_int32 >> 8) & 0xFF;
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356 buffer[count++] = transfer;
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357 transfer = (data[i].value_int32) & 0xFF;
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358 buffer[count++] = transfer;
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diff changeset
359
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360 translateDate(data[i].date_rtc_dr, &Sdate);
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diff changeset
361 translateTime(data[i].time_rtc_tr, &Stime);
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diff changeset
362 buffer[count++] = Sdate.Year;
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363 buffer[count++] = Sdate.Month;
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364 buffer[count++] = Sdate.Date;
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365 buffer[count++] = Stime.Hours;
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parents:
diff changeset
366 }
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parents:
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367 }
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368
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369 void ext_flash_erase_firmware(void)
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370 {
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371 uint32_t size, blocks_64k;
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372
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373 actualAddress = FWSTART;
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374 size = 1 + FWSTOP - FWSTART;
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375 blocks_64k = size / 0x10000;
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376 ef_erase_64K(blocks_64k);
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parents:
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377 }
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378
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379 void ext_flash_erase_firmware2(void)
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380 {
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381 uint32_t size, blocks_64k;
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382
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383 actualAddress = FWSTART2;
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384 size = 1 + FWSTOP2 - FWSTART2;
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385 blocks_64k = size / 0x10000;
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386 ef_erase_64K(blocks_64k);
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387 }
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parents:
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388
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parents:
diff changeset
389
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390
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parents:
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391 static void ext_flash_erase4kB(void)
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392 {
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393 wait_chip_not_busy();
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394 write_spi(0x06,RELEASE);/* WREN */
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395 write_spi(0x20,HOLDCS);/* sector erase cmd */
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396 write_address(RELEASE);
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diff changeset
397 }
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parents:
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398
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parents:
diff changeset
399 /* be careful - might not work with entire family and other products
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diff changeset
400 * see page 14 of LOGBOOK_V3_S25FS-S_00-271247.pdf
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401 */
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402 static void ext_flash_erase32kB(void)
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parents:
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403 {
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404 uint32_t actualAddress_backup;
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parents:
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405
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diff changeset
406 actualAddress_backup = actualAddress;
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diff changeset
407 actualAddress = 0;
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408 wait_chip_not_busy();
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409 write_spi(0x06,RELEASE);/* WREN */
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diff changeset
410 write_spi(0xD8,HOLDCS);/* sector erase cmd */
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parents:
diff changeset
411 write_address(RELEASE);
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parents:
diff changeset
412 actualAddress = actualAddress_backup;
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parents:
diff changeset
413 }
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parents:
diff changeset
414
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parents:
diff changeset
415
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parents:
diff changeset
416 static void ext_flash_erase64kB(void)
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parents:
diff changeset
417 {
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418 wait_chip_not_busy();
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parents:
diff changeset
419 write_spi(0x06,RELEASE);/* WREN */
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parents:
diff changeset
420 write_spi(0xD8,HOLDCS);/* sector erase cmd */
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parents:
diff changeset
421 write_address(RELEASE);
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parents:
diff changeset
422 }
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parents:
diff changeset
423
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parents:
diff changeset
424
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parents:
diff changeset
425 void ext_flash_read_block_start(void)
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parents:
diff changeset
426 {
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diff changeset
427 wait_chip_not_busy();
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diff changeset
428 write_spi(0x03,HOLDCS); /* WREN */
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parents:
diff changeset
429 write_address(HOLDCS);
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parents:
diff changeset
430 }
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parents:
diff changeset
431
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parents:
diff changeset
432 /* 4KB, 32KB, 64 KB, not the upper 16 MB with 4 Byte address at the moment */
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parents:
diff changeset
433 static uint8_t ext_flash_erase_if_on_page_start(void)
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parents:
diff changeset
434 {
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435 if(actualAddress < 0x00008000)
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parents:
diff changeset
436 {
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parents:
diff changeset
437 /* 4K Byte is 0x1000 */
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parents:
diff changeset
438 if((actualAddress & 0xFFF) == 0)
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parents:
diff changeset
439 {
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diff changeset
440 ext_flash_erase4kB();
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diff changeset
441 return 1;
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parents:
diff changeset
442 }
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parents:
diff changeset
443 }
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Ideenmodellierer
parents:
diff changeset
444 else
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parents:
diff changeset
445 if(actualAddress < 0x00010000)
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Ideenmodellierer
parents:
diff changeset
446 {
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parents:
diff changeset
447 /* 32K Byte is only one page */
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parents:
diff changeset
448 if(actualAddress == 0x00010000)
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parents:
diff changeset
449 {
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diff changeset
450 ext_flash_erase32kB();
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diff changeset
451 return 1;
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parents:
diff changeset
452 }
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Ideenmodellierer
parents:
diff changeset
453 }
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Ideenmodellierer
parents:
diff changeset
454 else
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Ideenmodellierer
parents:
diff changeset
455 {
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parents:
diff changeset
456 /* 64K Byte is 0x10000 */
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parents:
diff changeset
457 if((actualAddress & 0xFFFF) == 0)
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Ideenmodellierer
parents:
diff changeset
458 {
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parents:
diff changeset
459 if(preparedPageAddress == actualAddress) /* has page already been prepared before? (at the moment for samples only) */
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parents:
diff changeset
460 {
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diff changeset
461 preparedPageAddress = 0;
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parents:
diff changeset
462
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
463 }
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Ideenmodellierer
parents:
diff changeset
464 else
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
465 {
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parents:
diff changeset
466 ext_flash_erase64kB();
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parents:
diff changeset
467 }
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parents:
diff changeset
468 return 1;
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parents:
diff changeset
469 }
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Ideenmodellierer
parents:
diff changeset
470 }
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Ideenmodellierer
parents:
diff changeset
471
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parents:
diff changeset
472 return 0;
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parents:
diff changeset
473 }
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Ideenmodellierer
parents:
diff changeset
474
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
475
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parents:
diff changeset
476 static void ext_flash_read_block(uint8_t *getByte, uint8_t type)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
477 {
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diff changeset
478 *getByte = read_spi(HOLDCS);/* read data */
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
479 ext_flash_incf_address(type);
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
480 }
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Ideenmodellierer
parents:
diff changeset
481
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
482
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parents:
diff changeset
483 static void ext_flash_read_block_multi(void *getByte, uint32_t size, uint8_t type)
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
484 {
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parents:
diff changeset
485 uint8_t *data;
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parents:
diff changeset
486 data = getByte;
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
487
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
488 for(uint32_t i=0;i<size;i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
489 {
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parents:
diff changeset
490 data[i] = read_spi(HOLDCS);/* read data */
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parents:
diff changeset
491 ext_flash_incf_address(type);
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
492 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
493 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
494
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
495
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
496 static void ext_flash_read_block_stop(void)
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Ideenmodellierer
parents:
diff changeset
497 {
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parents:
diff changeset
498 chip_unselect();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
499 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
500
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
501
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
502 /* Private functions ---------------------------------------------------------*/
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
503
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Ideenmodellierer
parents:
diff changeset
504 static void ef_write_block(uint8_t * sendByte, uint32_t length, uint8_t type, uint8_t do_not_erase)
aeafa631147d Exchange shared files with Bootloader specific mini version
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parents:
diff changeset
505 {
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parents:
diff changeset
506 uint32_t remaining_page_size, remaining_length, remaining_space_to_ring_end;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
507 uint32_t i=0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
508
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Ideenmodellierer
parents:
diff changeset
509 if(!length)
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diff changeset
510 return;
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Ideenmodellierer
parents:
diff changeset
511
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Ideenmodellierer
parents:
diff changeset
512 uint32_t ringStart, ringStop;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
513
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Ideenmodellierer
parents:
diff changeset
514 switch(type)
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Ideenmodellierer
parents:
diff changeset
515 {
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parents:
diff changeset
516 case EF_HEADER:
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parents:
diff changeset
517 actualAddress = actualPointerHeader;
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parents:
diff changeset
518 ringStart = HEADERSTART;
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parents:
diff changeset
519 ringStop = HEADERSTOP;
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Ideenmodellierer
parents:
diff changeset
520 break;
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parents:
diff changeset
521 case EF_SAMPLE:
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parents:
diff changeset
522 actualAddress = actualPointerSample;
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parents:
diff changeset
523 ringStart = SAMPLESTART;
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parents:
diff changeset
524 ringStop = SAMPLESTOP;
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parents:
diff changeset
525 break;
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parents:
diff changeset
526 case EF_DEVICEDATA:
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parents:
diff changeset
527 actualAddress = actualPointerDevicedata;
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parents:
diff changeset
528 ringStart = DDSTART;
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diff changeset
529 ringStop = DDSTOP;
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parents:
diff changeset
530 break;
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parents:
diff changeset
531 case EF_VPMDATA:
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parents:
diff changeset
532 actualAddress = actualPointerVPM;
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parents:
diff changeset
533 ringStart = VPMSTART;
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Ideenmodellierer
parents:
diff changeset
534 ringStop = VPMSTOP;
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Ideenmodellierer
parents:
diff changeset
535 break;
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parents:
diff changeset
536 case EF_SETTINGS:
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parents:
diff changeset
537 actualAddress = actualPointerSettings;
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Ideenmodellierer
parents:
diff changeset
538 ringStart = SETTINGSSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
539 ringStop = SETTINGSSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
540 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
541 case EF_FIRMWARE:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
542 actualAddress = actualPointerFirmware;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
543 ringStart = FWSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
544 ringStop = FWSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
545 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
546 case EF_FIRMWARE2:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
547 actualAddress = actualPointerFirmware2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
548 ringStart = FWSTART2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
549 ringStop = FWSTOP2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
550 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
551 default:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
552 ringStart = FLASHSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
553 ringStop = FLASHSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
554 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
555 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
556 /* safety */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
557 if(actualAddress < ringStart)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
558 actualAddress = ringStart;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
559
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
560 if(do_not_erase == 0)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
561 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
562 ext_flash_erase_if_on_page_start();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
563 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
564
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
565 while( i<length)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
566 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
567 ef_hw_rough_delay_us(5);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
568 wait_chip_not_busy();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
569 write_spi(0x06,RELEASE); /* WREN */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
570 write_spi(0x02,HOLDCS); /* write cmd */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
571 write_address(HOLDCS);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
572
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
573 remaining_length = length - i;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
574 remaining_page_size = 0xFF - (uint8_t)(actualAddress & 0xFF) +1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
575 remaining_space_to_ring_end = ringStop - actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
576
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
577 if(remaining_length >= 256)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
578 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
579 remaining_length = 255; /* up to 256 bytes may be written in one burst. Last byte is written with release */
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Ideenmodellierer
parents:
diff changeset
580 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
581 else
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
582 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
583 remaining_length--; /* last byte needed for release */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
584 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
585 if(remaining_length >= (remaining_page_size) ) /* use 256 byte page and calculate number of bytes left */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
586 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
587 remaining_length = remaining_page_size - 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
588 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
589 if( (remaining_space_to_ring_end >= 256))
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Ideenmodellierer
parents:
diff changeset
590 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
591 for(int j=0; j<remaining_length; j++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
592 {
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Ideenmodellierer
parents:
diff changeset
593 write_spi(sendByte[i],HOLDCS);/* write data */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
594 actualAddress++;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
595 i++;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
596 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
597 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
598 /* byte with RELEASE */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
599 write_spi(sendByte[i],RELEASE);/* write data */
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Ideenmodellierer
parents:
diff changeset
600 actualAddress++;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
601 i++;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
602
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
603 if(actualAddress > ringStop)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
604 actualAddress = ringStart;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
605
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
606 if(do_not_erase == 0)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
607 ext_flash_erase_if_on_page_start();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
608 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
609 switch(type)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
610 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
611 case EF_HEADER:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
612 actualPointerHeader = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
613 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
614 case EF_SAMPLE:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
615 actualPointerSample = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
616 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
617 case EF_DEVICEDATA:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
618 actualPointerDevicedata = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
619 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
620 case EF_VPMDATA:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
621 actualPointerVPM = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
622 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
623 case EF_SETTINGS:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
624 actualPointerSettings = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
625 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
626 case EF_FIRMWARE:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
627 actualPointerFirmware = actualAddress;
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Ideenmodellierer
parents:
diff changeset
628 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
629 case EF_FIRMWARE2:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
630 actualPointerFirmware2 = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
631 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
632 default:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
633 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
634 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
635 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
636
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
637
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
638 static void ef_erase_64K(uint32_t blocks)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
639 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
640 for(uint32_t i = 0; i < blocks; i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
641 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
642 wait_chip_not_busy();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
643 write_spi(0x06,RELEASE);/* WREN */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
644 write_spi(0xD8,HOLDCS);/* 64k erase cmd */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
645 write_address(RELEASE);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
646 actualAddress += 0x10000;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
647 HAL_Delay(25);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
648 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
649 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
650
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
651 static void chip_unselect(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
652 {
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Ideenmodellierer
parents:
diff changeset
653 HAL_GPIO_WritePin(EXTFLASH_CSB_GPIO_PORT,EXTFLASH_CSB_PIN,GPIO_PIN_SET); // chip select
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
654 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
655
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
656 static void chip_select(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
657 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
658 HAL_GPIO_WritePin(EXTFLASH_CSB_GPIO_PORT,EXTFLASH_CSB_PIN,GPIO_PIN_RESET); // chip select
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
659 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
660
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
661 static uint8_t read_spi(uint8_t unselect_CS_afterwards)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
662 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
663 uint8_t byte;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
664
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
665 chip_select();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
666
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
667 if(HAL_SPI_Receive(&hspiDisplay, &byte, 1, 10000) != HAL_OK)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
668 Error_Handler_extflash();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
669
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
670 while (HAL_SPI_GetState(&hspiDisplay) != HAL_SPI_STATE_READY)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
671 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
672 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
673 if(unselect_CS_afterwards)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
674 chip_unselect();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
675
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
676 return byte;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
677 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
678
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
679
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
680 static void write_spi(uint8_t data, uint8_t unselect_CS_afterwards)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
681 {
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Ideenmodellierer
parents:
diff changeset
682 chip_select();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
683
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
684 if(HAL_SPI_Transmit(&hspiDisplay, &data, 1, 10000) != HAL_OK)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
685 Error_Handler_extflash();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
686
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
687 while (HAL_SPI_GetState(&hspiDisplay) != HAL_SPI_STATE_READY)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
688 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
689 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
690 if(unselect_CS_afterwards)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
691 chip_unselect();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
692 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
693
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
694
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
695 static void write_address(uint8_t unselect_CS_afterwards)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
696 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
697 uint8_t hi, med ,lo;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
698
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
699 hi = (actualAddress >> 16) & 0xFF;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
700 med = (actualAddress >> 8) & 0xFF;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
701 lo = actualAddress & 0xFF;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
702
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
703 write_spi(hi, HOLDCS);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
704 write_spi(med, HOLDCS);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
705 write_spi(lo, unselect_CS_afterwards);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
706 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
707
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
708
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
709 static void wait_chip_not_busy(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
710 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
711 uint8_t status;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
712
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
713 chip_unselect();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
714
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
715 write_spi(0x05,HOLDCS); /* RDSR */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
716 status = read_spi(HOLDCS);/* read status */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
717 while(status & 0x01)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
718 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
719 HAL_Delay(1);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
720 status = read_spi(HOLDCS);/* read status */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
721 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
722 chip_unselect();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
723 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
724
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
725
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
726 static void ext_flash_incf_address(uint8_t type)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
727 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
728 uint32_t ringStart, ringStop;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
729
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
730 actualAddress += 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
731
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
732 switch(type)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
733 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
734 case EF_HEADER:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
735 ringStart = HEADERSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
736 ringStop = HEADERSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
737 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
738 case EF_SAMPLE:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
739 ringStart = SAMPLESTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
740 ringStop = SAMPLESTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
741 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
742 case EF_DEVICEDATA:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
743 ringStart = DDSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
744 ringStop = DDSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
745 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
746 case EF_VPMDATA:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
747 ringStart = VPMSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
748 ringStop = VPMSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
749 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
750 case EF_SETTINGS:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
751 ringStart = SETTINGSSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
752 ringStop = SETTINGSSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
753 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
754 case EF_FIRMWARE:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
755 ringStart = FWSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
756 ringStop = FWSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
757 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
758 case EF_FIRMWARE2:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
759 ringStart = FWSTART2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
760 ringStop = FWSTOP2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
761 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
762 default:
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
763 ringStart = FLASHSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
764 ringStop = FLASHSTOP;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
765 break;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
766 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
767
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
768 if((actualAddress < ringStart) || (actualAddress > ringStop))
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
769 actualAddress = ringStart;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
770 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
771
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
772 static void ef_hw_rough_delay_us(uint32_t delayUs)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
773 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
774 if(!delayUs)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
775 return;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
776 delayUs*= 12;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
777 while(delayUs--);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
778 return;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
779 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
780
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
781 static void Error_Handler_extflash(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
782 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
783 while(1)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
784 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
785 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
786 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
787
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
788 void ext_flash_CloseSector(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
789 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
790 uint32_t actualAddressBackup = actualAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
791 int i=0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
792
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
793 if(closeSectorAddress != 0)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
794 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
795 /* write some dummy bytes to the sector which is currently used for storing samples. This is done to "hide" problem if function is calles again */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
796 actualAddress = closeSectorAddress;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
797
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
798 wait_chip_not_busy();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
799 write_spi(0x06,RELEASE); /* WREN */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
800 write_spi(0x02,HOLDCS); /* write cmd */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
801 write_address(HOLDCS);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
802 for(i = 0; i<8; i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
803 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
804 write_spi(0xA5,HOLDCS);/* write data */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
805 actualAddress++;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
806 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
807 /* byte with RELEASE */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
808 write_spi(0xA5,RELEASE);/* write data */
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
809 actualAddress = actualAddressBackup;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
810 closeSectorAddress = 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
811 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
812 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
813
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
814
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
815 uint8_t ext_flash_erase_firmware_if_not_empty(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
816 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
817 const uint8_t TESTSIZE_FW = 4;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
818
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
819 uint8_t data[TESTSIZE_FW];
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
820 uint8_t notEmpty = 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
821
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
822 actualAddress = FWSTART;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
823 ext_flash_read_block_start();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
824 for(int i = 0; i < TESTSIZE_FW; i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
825 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
826 ext_flash_read_block(&data[i], EF_FIRMWARE);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
827 if(data[i] != 0xFF)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
828 notEmpty = 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
829 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
830 ext_flash_read_block_stop();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
831
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
832 if(notEmpty)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
833 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
834 ext_flash_erase_firmware();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
835 return 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
836 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
837 else
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
838 return 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
839 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
840
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
841 uint8_t ext_flash_erase_firmware2_if_not_empty(void)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
842 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
843 const uint8_t TESTSIZE_FW = 4;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
844
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
845 uint8_t data[TESTSIZE_FW];
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
846 uint8_t notEmpty = 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
847
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
848 actualAddress = FWSTART2;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
849 ext_flash_read_block_start();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
850 for(int i = 0; i < TESTSIZE_FW; i++)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
851 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
852 ext_flash_read_block(&data[i], EF_FIRMWARE2);
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
853 if(data[i] != 0xFF)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
854 notEmpty = 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
855 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
856 ext_flash_read_block_stop();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
857
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
858 if(notEmpty)
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
859 {
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
860 ext_flash_erase_firmware2();
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
861 return 1;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
862 }
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
863 else
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
864 return 0;
aeafa631147d Exchange shared files with Bootloader specific mini version
Ideenmodellierer
parents:
diff changeset
865 }