mirror of
https://github.com/isometimes/rpi4-osdev
synced 2024-11-12 21:30:40 +00:00
46 lines
902 B
C
46 lines
902 B
C
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#include "kernel.h"
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const char entry_error_messages[16][32] = {
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"SYNC_INVALID_EL1t",
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"IRQ_INVALID_EL1t",
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"FIQ_INVALID_EL1t",
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"ERROR_INVALID_EL1T",
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"SYNC_INVALID_EL1h",
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"IRQ_INVALID_EL1h",
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"FIQ_INVALID_EL1h",
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"ERROR_INVALID_EL1h",
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"SYNC_INVALID_EL0_64",
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"IRQ_INVALID_EL0_64",
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"FIQ_INVALID_EL0_64",
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"ERROR_INVALID_EL0_64",
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"SYNC_INVALID_EL0_32",
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"IRQ_INVALID_EL0_32",
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"FIQ_INVALID_EL0_32",
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"ERROR_INVALID_EL0_32"
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};
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void enable_interrupt_controller() {
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REGS_IRQ->irq0_enable_0 = AUX_IRQ | SYS_TIMER_IRQ_1 | SYS_TIMER_IRQ_3;
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}
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void handle_irq() {
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unsigned int irq = REGS_IRQ->irq0_pending_0;
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while(irq) {
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if (irq & SYS_TIMER_IRQ_1) {
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irq &= ~SYS_TIMER_IRQ_1;
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handle_timer_1();
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}
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if (irq & SYS_TIMER_IRQ_3) {
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irq &= ~SYS_TIMER_IRQ_3;
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handle_timer_3();
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}
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}
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}
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