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boards: cube orange fully clear any existing MPU configuration as soon as possible

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This commit is contained in:
Daniel Agar
2021-08-31 14:57:34 -04:00
committed by Lorenz Meier
parent 7925787f62
commit a819a7b7c4
1 changed files with 12 additions and 0 deletions
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boards/cubepilot/cubeorange/src/init.c
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@@ -60,6 +60,8 @@
#include <px4_platform/gpio.h> #include <px4_platform/gpio.h>
#include <px4_platform/board_dma_alloc.h> #include <px4_platform/board_dma_alloc.h>
#include <mpu.h>
__BEGIN_DECLS __BEGIN_DECLS
extern void led_init(void); extern void led_init(void);
extern void led_on(int led); extern void led_on(int led);
@@ -118,6 +120,16 @@ __EXPORT void board_on_reset(int status)
************************************************************************************/ ************************************************************************************/
__EXPORT void stm32_boardinitialize(void) __EXPORT void stm32_boardinitialize(void)
{ {
// clear all existing MPU configuration from bootloader
for (int region = 0; region < CONFIG_ARM_MPU_NREGIONS; region++) {
putreg32(region, MPU_RNR);
putreg32(0, MPU_RBAR);
putreg32(0, MPU_RASR);
// save
putreg32(0, MPU_CTRL);
}
/* Reset PWM first thing */ /* Reset PWM first thing */
board_on_reset(-1); board_on_reset(-1);