add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/sparc/kernel/leon_pmc.c
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@@ -50,7 +50,7 @@
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 	register unsigned int address = (unsigned int)leon3_irqctrl_regs;
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 	/* Interrupts need to be enabled to not hang the CPU */
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-	local_irq_enable();
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+	raw_local_irq_enable();
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 	__asm__ __volatile__ (
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 		"wr	%%g0, %%asr19\n"
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@@ -66,7 +66,7 @@
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 static void pmc_leon_idle(void)
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 {
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 	/* Interrupts need to be enabled to not hang the CPU */
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-	local_irq_enable();
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+	raw_local_irq_enable();
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 	/* For systems without power-down, this will be no-op */
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 	__asm__ __volatile__ ("wr	%g0, %asr19\n\t");