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1 | /* |
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2 | * Copyright (c) 2016 embedded brains GmbH Huber. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #include <bsp.h> |
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16 | #include <bsp/start.h> |
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17 | #include <bsp/pin-config.h> |
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18 | |
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19 | #include <chip.h> |
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20 | #include <include/board_lowlevel.h> |
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21 | #include <include/board_memories.h> |
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22 | |
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23 | void BSP_START_TEXT_SECTION bsp_start_hook_0(void) |
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24 | { |
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25 | system_init_flash(BOARD_MCK); |
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26 | SystemInit(); |
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27 | |
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28 | PIO_Configure(&atsam_pin_config[0], atsam_pin_config_count); |
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29 | MATRIX->CCFG_SYSIO = atsam_matrix_ccfg_sysio; |
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30 | |
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31 | if (!PMC_IsPeriphEnabled(ID_SDRAMC)) { |
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32 | BOARD_ConfigureSdram(); |
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33 | } |
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34 | |
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35 | if ((SCB->CCR & SCB_CCR_IC_Msk) == 0) { |
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36 | SCB_EnableICache(); |
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37 | } |
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38 | |
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39 | if ((SCB->CCR & SCB_CCR_DC_Msk) == 0) { |
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40 | SCB_EnableDCache(); |
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41 | } |
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42 | |
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43 | _SetupMemoryRegion(); |
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44 | } |
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45 | |
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46 | void BSP_START_TEXT_SECTION bsp_start_hook_1(void) |
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47 | { |
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48 | bsp_start_copy_sections_compact(); |
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49 | SCB_CleanDCache(); |
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50 | SCB_InvalidateICache(); |
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51 | bsp_start_clear_bss(); |
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52 | WDT_Disable(WDT); |
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53 | } |
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