add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/alpha/include/asm/timex.h
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@@ -28,5 +28,6 @@
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 	__asm__ __volatile__ ("rpcc %0" : "=r"(ret));
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 	return ret;
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 }
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+#define get_cycles get_cycles
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 #endif