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atmel-samd: Minor fixes to SysTick handler, enable all interrupts function.

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This commit is contained in:
Tony DiCola 2016-10-13 18:36:00 +00:00
parent f77113c04f
commit 2ee52c4fde
1 changed files with 3 additions and 3 deletions
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6
atmel-samd/mphalport.c
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@ -220,7 +220,7 @@ void SysTick_Handler(void) {
systick_ticks_ms += 1; systick_ticks_ms += 1;
// Keep the counter within the range of 31 bit uint values since that's the // Keep the counter within the range of 31 bit uint values since that's the
// max value for micropython 'small' ints. // max value for micropython 'small' ints.
systick_ticks_ms = systick_ticks_ms > 2147483647L ? 0 : systick_ticks_ms; systick_ticks_ms = systick_ticks_ms > (0xFFFFFFFF >> 1) ? 0 : systick_ticks_ms;
} }
// Interrupt flags that will be saved and restored during disable/Enable // Interrupt flags that will be saved and restored during disable/Enable
@ -237,8 +237,8 @@ void mp_hal_disable_all_interrupts(void) {
void mp_hal_enable_all_interrupts(void) { void mp_hal_enable_all_interrupts(void) {
// Enable all interrupt sources after timing critical sections. // Enable all interrupt sources after timing critical sections.
// Restore ASF-based interrupts.
cpu_irq_restore(irq_flags);
// Restore SysTick interrupt. // Restore SysTick interrupt.
SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk; SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk;
// Restore ASF-based interrupts.
cpu_irq_restore(irq_flags);
} }