[Qemu-ppc] [PATCH v4 08/26] ppc/xics: use the QOM interface under the sPAPR machine

[Cédric Le Goater]

Add 'ics_get' and 'ics_resend' handlers to the sPAPR machine. These
are relatively simple for a single ICS.

Signed-off-by: Cédric Le Goater <address@hidden>
Reviewed-by: David Gibson <address@hidden>
---
 hw/intc/xics.c        |  2 +-
 hw/ppc/spapr.c        | 18 ++++++++++++++++++
 include/hw/ppc/xics.h |  1 +
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 433869a696c4..c6bfb610fd32 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -193,7 +193,7 @@ static void ics_reject(ICSState *ics, uint32_t nr)
     }
 }
 
-static void ics_resend(ICSState *ics)
+void ics_resend(ICSState *ics)
 {
     ICSStateClass *k = ICS_BASE_GET_CLASS(ics);
 
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 130bfdc0055c..ad41aba44b49 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2913,6 +2913,20 @@ static void spapr_phb_placement(sPAPRMachineState 
*spapr, uint32_t index,
     *mmio64 = SPAPR_PCI_BASE + (index + 1) * SPAPR_PCI_MEM64_WIN_SIZE;
 }
 
+static ICSState *spapr_ics_get(XICSFabric *dev, int irq)
+{
+    sPAPRMachineState *spapr = SPAPR_MACHINE(dev);
+
+    return ics_valid_irq(spapr->ics, irq) ? spapr->ics : NULL;
+}
+
+static void spapr_ics_resend(XICSFabric *dev)
+{
+    sPAPRMachineState *spapr = SPAPR_MACHINE(dev);
+
+    ics_resend(spapr->ics);
+}
+
 static void spapr_machine_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
@@ -2921,6 +2935,7 @@ static void spapr_machine_class_init(ObjectClass *oc, 
void *data)
     NMIClass *nc = NMI_CLASS(oc);
     HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
     PPCVirtualHypervisorClass *vhc = PPC_VIRTUAL_HYPERVISOR_CLASS(oc);
+    XICSFabricClass *xic = XICS_FABRIC_CLASS(oc);
 
     mc->desc = "pSeries Logical Partition (PAPR compliant)";
 
@@ -2954,6 +2969,8 @@ static void spapr_machine_class_init(ObjectClass *oc, 
void *data)
     nc->nmi_monitor_handler = spapr_nmi;
     smc->phb_placement = spapr_phb_placement;
     vhc->hypercall = emulate_spapr_hypercall;
+    xic->ics_get = spapr_ics_get;
+    xic->ics_resend = spapr_ics_resend;
 }
 
 static const TypeInfo spapr_machine_info = {
@@ -2970,6 +2987,7 @@ static const TypeInfo spapr_machine_info = {
         { TYPE_NMI },
         { TYPE_HOTPLUG_HANDLER },
         { TYPE_PPC_VIRTUAL_HYPERVISOR },
+        { TYPE_XICS_FABRIC },
         { }
     },
 };
diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index 1c43305a0456..1161d5487b4f 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -223,5 +223,6 @@ void ics_simple_write_xive(ICSState *ics, int nr, int 
server,
 void ics_set_irq_type(ICSState *ics, int srcno, bool lsi);
 
 ICSState *xics_find_source(XICSState *icp, int irq);
+void ics_resend(ICSState *ics);
 
 #endif /* XICS_H */
-- 
2.7.4