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annotate loadtools/flutil.c @ 58:1f9302b6f342

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fc-loadtool: started flash/flash2 command implementation
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 24 Jun 2013 06:30:57 +0000
parents d98137625c0d
children a10491da8c3a
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d98137625c0d fc-loadtool flash: total_size logic implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 /*
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2 * Miscellaneous utility functions for flash support
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <stdint.h>
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8 #include <stdlib.h>
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9 #include "flash.h"
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10
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11 extern struct flash_bank_info flash_bank_info[2];
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12
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13 compute_flash_totsize_nsecs(bank)
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14 {
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15 struct flash_bank_info *bi;
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16 struct flash_region_desc *reg;
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17
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18 bi = flash_bank_info + bank;
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19 for (reg = bi->bank_desc->regions; reg->nsectors; reg++) {
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20 bi->nsectors += reg->nsectors;
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21 bi->total_size += reg->sector_size * reg->nsectors;
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22 }
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23 }
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24
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25 /* the following function is used to verify that total_size is a power of 2 */
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26 count_ones(word)
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27 uint32_t word;
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28 {
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29 int count;
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30
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31 for (count = 0; word; word >>= 1)
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32 count += word & 1;
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33 return count;
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34 }