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Replace wfi by wfe for faster wakeup time

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Steins7 2024-11-03 13:01:12 +01:00
parent 3303bf6435
commit 70e6cd2d19
1 changed files with 3 additions and 3 deletions
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6
drv/pwr.c
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@ -26,7 +26,7 @@ static volatile struct PWR* regs = (struct PWR*)PWR_BASE_ADDRESS;
void pwr_sleep(void)
{
scb_configure_deepsleep(false);
__asm("wfi");
__asm("wfe");
}
void pwr_stop(enum PwrWakeupSpeed speed)
@ -35,7 +35,7 @@ void pwr_stop(enum PwrWakeupSpeed speed)
scb_configure_deepsleep(true);
regs->CR.PDDS = 0;
regs->CR.LPDS = speed;
__asm("wfi");
__asm("wfe");
rcc_configure(RCC_PRESET_SPEED);
}
@ -44,7 +44,7 @@ void pwr_standby(void)
rcc_enable(RCC_AHB_NONE, RCC_APB1_PWR, RCC_APB2_NONE);
scb_configure_deepsleep(true);
regs->CR.PDDS = 1;
__asm("wfi");
__asm("wfe");
rcc_configure(RCC_PRESET_SPEED);
}