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Commit 39f14e79 authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Michael Ellerman
Browse files

powerpc/xmon: Add a dump of all XIVE interrupts 



Modify the xmon 'dxi' command to query all interrupts if no IRQ number
is specified.

Signed-off-by: default avatarCédric Le Goater <clg@kaod.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190814154754.23682-4-clg@kaod.org
parent b4868ff5

arch/powerpc/xmon/xmon.c

+21 −0
Original line number Original line Diff line number Diff line
@@ -2584,6 +2584,25 @@ static void dump_one_xive_irq(u32 num) 
		    num, target, prio, lirq, rc);

		    num, target, prio, lirq, rc);

}

}





static void dump_all_xive_irq(void)

{

	unsigned int i;

	struct irq_desc *desc;



	for_each_irq_desc(i, desc) {

		struct irq_data *d = irq_desc_get_irq_data(desc);

		unsigned int hwirq;



		if (!d)

			continue;



		hwirq = (unsigned int)irqd_to_hwirq(d);

		/* IPIs are special (HW number 0) */

		if (hwirq)

			dump_one_xive_irq(hwirq);

	}

}



static void dump_xives(void)

static void dump_xives(void)

{

{

	unsigned long num;

	unsigned long num;
@@ -2601,6 +2620,8 @@ static void dump_xives(void) 
	} else if (c == 'i') {

	} else if (c == 'i') {

		if (scanhex(&num))

		if (scanhex(&num))

			dump_one_xive_irq(num);

			dump_one_xive_irq(num);

		else

			dump_all_xive_irq();

		return;

		return;

	}

	}