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powerpc/xmon: Add source flags to output of XIVE interrupts

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Some firmwares or hypervisors can advertise different source
characteristics. Track their value under XMON. What we are mostly
interested in is the StoreEOI flag.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200306150143.5551-4-clg@kaod.org
This commit is contained in:
Cédric Le Goater 2020-03-06 16:01:42 +01:00 committed by Michael Ellerman
parent 97ef275077
commit 5191e0ba51
1 changed files with 4 additions and 1 deletions
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5
arch/powerpc/sysdev/xive/common.c
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@ -280,7 +280,10 @@ int xmon_xive_get_irq_config(u32 hw_irq, struct irq_data *d)
struct xive_irq_data *xd = irq_data_get_irq_handler_data(d);
u64 val = xive_esb_read(xd, XIVE_ESB_GET);
xmon_printf("PQ=%c%c",
xmon_printf("flags=%c%c%c PQ=%c%c",
xd->flags & XIVE_IRQ_FLAG_STORE_EOI ? 'S' : ' ',
xd->flags & XIVE_IRQ_FLAG_LSI ? 'L' : ' ',
xd->flags & XIVE_IRQ_FLAG_H_INT_ESB ? 'H' : ' ',
val & XIVE_ESB_VAL_P ? 'P' : '-',
val & XIVE_ESB_VAL_Q ? 'Q' : '-');
}