mirror of
https://github.com/sunnypilot/sunnypilot.git
synced 2026-02-19 00:43:54 +08:00
3d9dfbf2bd
* tizi: affine IRQ by action instead of number
* do camera irqs
* debug script
---------
Co-authored-by: Comma Device <device@comma.ai>
old-commit-hash: 038d34aa7f
37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
import glob
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from typing import Optional, List
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def gpio_init(pin: int, output: bool) -> None:
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try:
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with open(f"/sys/class/gpio/gpio{pin}/direction", 'wb') as f:
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f.write(b"out" if output else b"in")
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except Exception as e:
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print(f"Failed to set gpio {pin} direction: {e}")
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def gpio_set(pin: int, high: bool) -> None:
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try:
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with open(f"/sys/class/gpio/gpio{pin}/value", 'wb') as f:
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f.write(b"1" if high else b"0")
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except Exception as e:
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print(f"Failed to set gpio {pin} value: {e}")
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def gpio_read(pin: int) -> Optional[bool]:
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val = None
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try:
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with open(f"/sys/class/gpio/gpio{pin}/value", 'rb') as f:
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val = bool(int(f.read().strip()))
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except Exception as e:
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print(f"Failed to set gpio {pin} value: {e}")
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return val
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def get_irq_for_action(action: str) -> List[int]:
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ret = []
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for fn in glob.glob('/sys/kernel/irq/*/actions'):
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with open(fn) as f:
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actions = f.read().strip().split(',')
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if action in actions:
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irq = int(fn.split('/')[-2])
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ret.append(irq)
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return ret
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