mirror of
https://github.com/AsahiLinux/m1n1
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41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
# SPDX-License-Identifier: MIT
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from m1n1.trace.i2c import I2CTracer
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I2CTracer = I2CTracer._reloadcls()
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i2c_tracers = {}
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for node in hv.adt["/arm-io"]:
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if node.name.startswith("i2c"):
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n = int(node.name[3:])
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i2c_tracers[n] = I2CTracer(hv, f"/arm-io/i2c{n}", verbose=0)
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i2c_tracers[n].stop()
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i2c_tracers[n].start()
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if hv.ctx:
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for irq in getattr(node, "interrupts"):
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hv.trace_irq(node.name, irq, 1, hv.IRQTRACE_IRQ)
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from m1n1.gpiola import GPIOLogicAnalyzer
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if not hv.started:
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for cpu in list(hv.adt["cpus"]):
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if cpu.name == "cpu3":
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print(f"Removing ADT node {cpu._path}")
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del hv.adt["cpus"][cpu.name]
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if not hv.started or hv.ctx is not None:
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m = GPIOLogicAnalyzer(u, "arm-io/gpio",
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pins={"scl": 0xc9, "sda": 0xc7},
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div=1, on_pin_change=True, cpu=3)
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m.load_regmap(list(i2c_tracers[1].regmaps.values())[0],
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regs={"SMSTA", "XFSTA"})
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def start_la():
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m.start(1000000, bufsize=0x80000)
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hv.cont()
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def stop_la():
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m.complete()
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m.show()
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