#include "kernel.h" void enable_interrupt_controller() { REGS_IRQ->irq0_enable_0 = AUX_IRQ | SYS_TIMER_IRQ_1 | SYS_TIMER_IRQ_3; } void disable_interrupt_controller() { REGS_IRQ->irq0_enable_0 = AUX_IRQ; } void handle_irq() { unsigned int irq = REGS_IRQ->irq0_pending_0; while(irq) { if (irq & SYS_TIMER_IRQ_1) { irq &= ~SYS_TIMER_IRQ_1; handle_timer_1(); } if (irq & SYS_TIMER_IRQ_3) { irq &= ~SYS_TIMER_IRQ_3; handle_timer_3(); } } }