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better guards

This commit is contained in:
rusefillc 2023-11-04 09:45:14 -04:00
parent 3d48982b1f
commit 12e6c18c4e
1 changed files with 2 additions and 1 deletions
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3
firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
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@ -139,6 +139,7 @@ static void flash_wait_complete()
do { __DSB(); } while (FLASH->SR & FLASH_SR_BSY);
}
/*
static void stm32f7_flash_mass_erase_dual_block()
{
FLASH_CR |= FLASH_CR_MER1 | FLASH_CR_MER2;
@ -146,7 +147,7 @@ static void stm32f7_flash_mass_erase_dual_block()
flash_wait_complete();
FLASH_CR &= ~(FLASH_CR_MER1 | FLASH_CR_MER2);
}
*/
/*
STOP mode for F7 is needed for wakeup from multiple EXTI pins. For example PD0, which is CAN rx.
However, for F40X & F42X this may be useless. STOP in itself eats more current than standby.