48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
#include "board.h"
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#include "stm32h7xx_hal.h"
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void Error_Handler(void) {
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for (;;) {
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/* -- */
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asm volatile("nop");
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}
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}
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void BOARD_ConfigMPU(void) {
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MPU_Region_InitTypeDef MPU_InitStruct = {0};
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/* Disables the MPU */
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HAL_MPU_Disable();
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/** Initializes and configures the Region and the memory to be protected
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*/
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MPU_InitStruct.Enable = MPU_REGION_ENABLE;
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MPU_InitStruct.Number = MPU_REGION_NUMBER0;
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MPU_InitStruct.BaseAddress = 0x0;
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MPU_InitStruct.Size = MPU_REGION_SIZE_4GB;
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MPU_InitStruct.SubRegionDisable = 0x00;
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MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
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MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
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MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
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MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE;
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MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
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MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
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HAL_MPU_ConfigRegion(&MPU_InitStruct);
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MPU_InitStruct.Number = MPU_REGION_NUMBER1;
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MPU_InitStruct.BaseAddress = 0x90000000;
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MPU_InitStruct.Size = MPU_REGION_SIZE_64MB;
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MPU_InitStruct.IsCacheable = MPU_ACCESS_CACHEABLE;
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HAL_MPU_ConfigRegion(&MPU_InitStruct);
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MPU_InitStruct.Number = MPU_REGION_NUMBER2;
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MPU_InitStruct.BaseAddress = 0xD0000000;
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MPU_InitStruct.Size = MPU_REGION_SIZE_64MB;
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MPU_InitStruct.IsCacheable = MPU_ACCESS_CACHEABLE;
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MPU_InitStruct.IsBufferable = MPU_ACCESS_BUFFERABLE;
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HAL_MPU_ConfigRegion(&MPU_InitStruct);
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/* Enables the MPU */
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HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT);
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} |