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Trying to fix exception in el1

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This commit is contained in:
Alexander Neuhäuser
2025-06-25 11:44:40 +02:00
parent 1ff752e3dd
commit fe8e5e000a
12 changed files with 159 additions and 74 deletions
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16
src/irq_interrupt.rs
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@@ -3,7 +3,10 @@ use core::{
sync::atomic::{compiler_fence, Ordering},
};
use crate::{mmio_read, mmio_write, peripherals::uart::print};
use crate::{
mmio_read, mmio_write,
peripherals::{gpio::blink_gpio, uart::print},
};
const INTERRUPT_BASE: u32 = 0x3F00_B000;
const IRQ_PENDING_BASE: u32 = INTERRUPT_BASE + 0x204;
@@ -35,7 +38,18 @@ unsafe extern "C" fn irq_handler() {
handle_gpio_interrupt();
}
#[no_mangle]
unsafe extern "C" fn synchronous_interrupt() {
loop {
let el: u64;
asm!("mrs x5, FAR_EL1");
blink_gpio(29, 100);
print("Sync Exception \r\n");
}
}
fn handle_gpio_interrupt() {
print("Interrupt\r\n");
for i in 0..=53u32 {
let val = read_gpio_event_detect_status(i);