add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/xtensa/kernel/vectors.S
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@@ -43,10 +43,11 @@
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  */
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 #include <linux/linkage.h>
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+#include <linux/pgtable.h>
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+#include <asm/asmmacro.h>
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 #include <asm/ptrace.h>
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 #include <asm/current.h>
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 #include <asm/asm-offsets.h>
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-#include <asm/pgtable.h>
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 #include <asm/processor.h>
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 #include <asm/page.h>
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 #include <asm/thread_info.h>
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@@ -477,7 +478,6 @@
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 ENDPROC(_DoubleExceptionVector)
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-	.text
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 /*
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  * Fixup handler for TLB miss in double exception handler for window owerflow.
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  * We get here with windowbase set to the window that was being spilled and
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@@ -505,6 +505,7 @@
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  * a3: exctable, original value in excsave1
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  */
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+	__XTENSA_HANDLER
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 	.literal_position
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 ENTRY(window_overflow_restore_a0_fixup)