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esp32_irq.c: For internal interrupts use the current CPU to enable them.

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Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
This commit is contained in:
Abdelatif Guettouche 2022-02-17 21:35:59 +01:00 committed by Xiang Xiao
parent 3d2771c49a
commit 17e43b0b4a
1 changed files with 22 additions and 4 deletions
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26
arch/xtensa/src/esp32/esp32_irq.c
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@ -593,22 +593,40 @@ void up_disable_irq(int irq)
void up_enable_irq(int irq)
{
int cpu = IRQ_GETCPU(g_irqmap[irq]);
int cpuint = IRQ_GETCPUINT(g_irqmap[irq]);
DEBUGASSERT(cpuint >= 0 && cpuint <= ESP32_CPUINT_MAX);
DEBUGASSERT(cpu >= 0 && cpu < CONFIG_SMP_NCPUS);
if (irq < XTENSA_NIRQ_INTERNAL)
{
/* For internal interrupts, use the current CPU. We can't enable other
* CPUs' internal interrupts.
* The CPU interrupt can still be taken from the map as internal
* interrupts have the same number for all CPUs. In this case then
* we are just overwriting the cpu part of the map.
*/
int cpu = up_cpu_index();
/* Enable the CPU interrupt now for internal CPU. */
xtensa_enable_cpuint(&g_intenable[cpu], (1ul << cpuint));
}
else
{
/* For peripheral interrupts, attach the interrupt to the peripheral;
* the CPU interrupt was already enabled when allocated.
/* Retrive the CPU that enabled this interrupt from the IRQ map.
*
* For peripheral interrupts we rely on the interrupt matrix to manage
* interrupts. The interrupt matrix registers are available for both
* CPUs.
*/
int cpu = IRQ_GETCPU(g_irqmap[irq]);
DEBUGASSERT(cpu >= 0 && cpu < CONFIG_SMP_NCPUS);
/* Attach the interrupt to the peripheral; the CPU interrupt was
* already enabled when allocated.
*/
int periph = ESP32_IRQ2PERIPH(irq);