From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60078) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bzw8T-0001z6-JY for qemu-devel@nongnu.org; Thu, 27 Oct 2016 21:39:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bzw8P-0002oR-Kn for qemu-devel@nongnu.org; Thu, 27 Oct 2016 21:39:09 -0400 From: David Gibson Date: Fri, 28 Oct 2016 12:37:03 +1100 Message-Id: <1477618694-21019-3-git-send-email-david@gibson.dropbear.id.au> In-Reply-To: <1477618694-21019-1-git-send-email-david@gibson.dropbear.id.au> References: <1477618694-21019-1-git-send-email-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 02/73] ppc/xics: Add xics to the monitor "info pic" command List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: agraf@suse.de, clg@kaod.org, thuth@redhat.com, lvivier@redhat.com, aik@ozlabs.ru, mark.cave-ayland@ilande.co.uk, mdroth@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com, qemu-ppc@nongnu.org, qemu-devel@nongnu.org, Benjamin Herrenschmidt , David Gibson From: Benjamin Herrenschmidt Useful to debug interrupt problems. Signed-off-by: Benjamin Herrenschmidt [clg: - updated for qemu-2.7 - added a test on ->irqs as it is not necessarily allocated (PHB3_MSI) - removed static variable g_xics and replace with a loop on all children to find the xics objects. - rebased on InterruptStatsProvider interface ] Signed-off-by: C=C3=A9dric Le Goater Signed-off-by: David Gibson --- hw/intc/xics.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/hw/intc/xics.c b/hw/intc/xics.c index f40b000..7fac964 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -35,6 +35,8 @@ #include "hw/ppc/xics.h" #include "qemu/error-report.h" #include "qapi/visitor.h" +#include "monitor/monitor.h" +#include "hw/intc/intc.h" =20 int xics_get_cpu_index_by_dt_id(int cpu_dt_id) { @@ -90,6 +92,47 @@ void xics_cpu_setup(XICSState *xics, PowerPCCPU *cpu) } } =20 +static void xics_common_pic_print_info(InterruptStatsProvider *obj, + Monitor *mon) +{ + XICSState *xics =3D XICS_COMMON(obj); + ICSState *ics; + uint32_t i; + + for (i =3D 0; i < xics->nr_servers; i++) { + ICPState *icp =3D &xics->ss[i]; + + if (!icp->output) { + continue; + } + monitor_printf(mon, "CPU %d XIRR=3D%08x (%p) PP=3D%02x MFRR=3D%0= 2x\n", + i, icp->xirr, icp->xirr_owner, + icp->pending_priority, icp->mfrr); + } + + QLIST_FOREACH(ics, &xics->ics, list) { + monitor_printf(mon, "ICS %4x..%4x %p\n", + ics->offset, ics->offset + ics->nr_irqs - 1, ics)= ; + + if (!ics->irqs) { + continue; + } + + for (i =3D 0; i < ics->nr_irqs; i++) { + ICSIRQState *irq =3D ics->irqs + i; + + if (!(irq->flags & XICS_FLAGS_IRQ_MASK)) { + continue; + } + monitor_printf(mon, " %4x %s %02x %02x\n", + ics->offset + i, + (irq->flags & XICS_FLAGS_IRQ_LSI) ? + "LSI" : "MSI", + irq->priority, irq->status); + } + } +} + /* * XICS Common class - parent for emulated XICS and KVM-XICS */ @@ -190,8 +233,10 @@ static void xics_common_initfn(Object *obj) static void xics_common_class_init(ObjectClass *oc, void *data) { DeviceClass *dc =3D DEVICE_CLASS(oc); + InterruptStatsProviderClass *ic =3D INTERRUPT_STATS_PROVIDER_CLASS(o= c); =20 dc->reset =3D xics_common_reset; + ic->print_info =3D xics_common_pic_print_info; } =20 static const TypeInfo xics_common_info =3D { @@ -201,6 +246,10 @@ static const TypeInfo xics_common_info =3D { .class_size =3D sizeof(XICSStateClass), .instance_init =3D xics_common_initfn, .class_init =3D xics_common_class_init, + .interfaces =3D (InterfaceInfo[]) { + { TYPE_INTERRUPT_STATS_PROVIDER }, + { } + }, }; =20 /* --=20 2.7.4