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bsps/stm32h7: enable cache and MPU only on Cortex-M7

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Sponsored-By:	Precidata
This commit is contained in:
Karel Gardas
2022-05-16 14:53:57 +02:00
parent ed814cd8bc
commit ec39a69529
1 changed files with 4 additions and 0 deletions
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4
bsps/arm/stm32h7/start/bspstarthooks.c
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@@ -102,6 +102,7 @@ void bsp_start_hook_0(void)
SystemInit_ExtMemCtl();
}
#if __CORTEX_M == 0x07U
if ((SCB->CCR & SCB_CCR_IC_Msk) == 0) {
SCB_EnableICache();
}
@@ -111,12 +112,15 @@ void bsp_start_hook_0(void)
}
_ARMV7M_MPU_Setup(stm32h7_config_mpu_region, stm32h7_config_mpu_region_count);
#endif
}
void bsp_start_hook_1(void)
{
bsp_start_copy_sections_compact();
#if __CORTEX_M == 0x07U
SCB_CleanDCache();
SCB_InvalidateICache();
#endif
bsp_start_clear_bss();
}