diff options
Diffstat (limited to 'source/board/board_h7.c')
| -rw-r--r-- | source/board/board_h7.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/source/board/board_h7.c b/source/board/board_h7.c index 2868726..74285cf 100644 --- a/source/board/board_h7.c +++ b/source/board/board_h7.c @@ -262,5 +262,26 @@ bool mmc_lld_is_write_protected(MMCDriver *mmcp) { * @note You can add your board-specific code here.
*/
void boardInit(void) {
+ // Enable the FPU (floating-point unit)
+ SCB->CPACR |= 0xF << 20;
+ // Setup the MPU (memory protection unit):
+ // Region 2: Data for algorithm thread
+ // Region 3: Code for algorithm thread
+ // Region 4: User algorithm code
+ mpuConfigureRegion(MPU_REGION_2,
+ 0x20000000,
+ MPU_RASR_ATTR_AP_RW_RW | MPU_RASR_ATTR_NON_CACHEABLE |
+ MPU_RASR_SIZE_64K |
+ MPU_RASR_ENABLE);
+ mpuConfigureRegion(MPU_REGION_3,
+ 0x0807F800,
+ MPU_RASR_ATTR_AP_RO_RO | MPU_RASR_ATTR_NON_CACHEABLE |
+ MPU_RASR_SIZE_2K |
+ MPU_RASR_ENABLE);
+ mpuConfigureRegion(MPU_REGION_4,
+ 0x00000000,
+ MPU_RASR_ATTR_AP_RW_RW | MPU_RASR_ATTR_NON_CACHEABLE |
+ MPU_RASR_SIZE_64K |
+ MPU_RASR_ENABLE);
}
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