From a331b5873a454add04085cd0447f0e5750eda2d2 Mon Sep 17 00:00:00 2001
From: rusefillc <sdfsdfqsf2334234234>
Date: Fri, 7 Jun 2024 02:43:31 -0400
Subject: [PATCH] dead & spelling

---
 .../hw_layer/ports/stm32/stm32f4/mpu_util.cpp | 36 +----------------
 .../hw_layer/ports/stm32/stm32f7/mpu_util.cpp | 40 ++-----------------
 2 files changed, 4 insertions(+), 72 deletions(-)

diff --git a/firmware/hw_layer/ports/stm32/stm32f4/mpu_util.cpp b/firmware/hw_layer/ports/stm32/stm32f4/mpu_util.cpp
index e6a29e9d78..87f241805e 100644
--- a/firmware/hw_layer/ports/stm32/stm32f4/mpu_util.cpp
+++ b/firmware/hw_layer/ports/stm32/stm32f4/mpu_util.cpp
@@ -38,42 +38,8 @@ uintptr_t getFlashAddrSecondCopy() {
 		return 0x000000000;
 	return 0x080C0000;
 }
+
 /*
-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. 
-With F4 only having PA0 available for wakeup, this negates its need.
-*/
-/*
-void stm32_stop() {
-	// Don't get bothered by interrupts
-	__disable_irq();
-
-	SysTick->CTRL = 0;
-	SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
-	enginePins.errorLedPin.setValue(0);
-	enginePins.runningLedPin.setValue(0);
-	enginePins.communicationLedPin.setValue(0);
-	enginePins.warningLedPin.setValue(0);
-
-	PWR->CR &= ~PWR_CR_PDDS;	// cleared PDDS means stop mode (not standby) 
-	PWR->CR |= PWR_CR_FPDS;	// turn off flash in stop mode
-	#ifdef STM32F429xx //F40X Does not have these regulators available.
-	PWR->CR |= PWR_CR_UDEN;	// regulator underdrive in stop mode *
-	PWR->CR |= PWR_CR_LPUDS;	// low power regulator in under drive mode
-	#endif
-	PWR->CR |= PWR_CR_LPDS;	// regulator in low power mode
-
-	// Do anything the board wants to prepare for stop mode - enabling wakeup sources!
-	boardPrepareForStop();
-
-	// enable Deepsleep mode
-	__WFI();
-
-	// Lastly, reboot
-	NVIC_SystemReset();
-}
-*/
-/* 
  * Standby for both F4 & F7 works perfectly, with very little current consumption.
  * Downside is that there is a limited amount of pins that can wakeup F7, and only PA0 for F4XX.
 */
diff --git a/firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp b/firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
index 8446ca92f4..d759e19b86 100644
--- a/firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
+++ b/firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
@@ -148,44 +148,10 @@ static void stm32f7_flash_mass_erase_dual_block()
     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. 
-With F4 only having PA0 available for wakeup, this negates its need.
-*/
-/*
-void stm32_stop() {
-	SysTick->CTRL = 0;
-	SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
-
-	// Turn off the LEDs, those use some power
-	enginePins.errorLedPin.setValue(0);
-	enginePins.runningLedPin.setValue(0);
-	enginePins.communicationLedPin.setValue(0);
-	enginePins.warningLedPin.setValue(0);
-
-	// Do anything the board wants to prepare for stop mode - enabling wakeup sources!
-	boardPrepareForStop();
-
-	PWR->CSR1 |= PWR_CSR1_WUIF;
-	PWR->CR1 &= ~PWR_CR1_PDDS;	// cleared PDDS means stop mode (not standby) 
-	PWR->CR1 |= PWR_CR1_FPDS;	// turn off flash in stop mode
-	PWR->CR1 |= PWR_CR1_UDEN;	// regulator underdrive in stop mode
-	PWR->CR1 |= PWR_CR1_LPUDS;	// low power regulator in under drive mode
-	PWR->CR1 |= PWR_CR1_LPDS;	// regulator in low power mode
-
-	// enable Deepsleep mode
-	__disable_irq();
-	__WFI();
-
-	// Lastly, reboot
-	NVIC_SystemReset();
-}
-*/
-
-/* 
-Standby for both F4 & F7 works perfectly, with very little curent consumption. Downside is that theres a limited amount of pins that can wakeup F7, and only PA0 for F4XX.
-Cannot be used for CAN wakeup without hardware modificatinos.
+Standby for both F4 & F7 works perfectly, with very little current consumption. Downside is that theres a limited amount of pins that can wakeup F7, and only PA0 for F4XX.
+Cannot be used for CAN wakeup without hardware modifications.
 */
 void stm32_standby() {
 	SysTick->CTRL = 0;