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authorGreg Kurz <groug@kaod.org>2019-02-19 18:18:08 +0100
committerDavid Gibson <david@gibson.dropbear.id.au>2019-02-26 09:21:25 +1100
commit743ed566c1d80991ab22fb404be706bb8b742335 (patch)
tree6a9fbe0eb233bb2d7248e0b72d8ec2900ed76a58 /hw/intc/spapr_xive.c
parent6cead90c5c9c462c56ddc41a0bd0b4cfef9f62a8 (diff)
downloadfocaccia-qemu-743ed566c1d80991ab22fb404be706bb8b742335.tar.gz
focaccia-qemu-743ed566c1d80991ab22fb404be706bb8b742335.zip
spapr: Expose the name of the interrupt controller node
This will be needed by PHB hotplug in order to access the "phandle"
property of the interrupt controller node.

Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <155059668867.1466090.6339199751719123386.stgit@bahia.lab.toulouse-stg.fr.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/intc/spapr_xive.c')
-rw-r--r--hw/intc/spapr_xive.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/hw/intc/spapr_xive.c b/hw/intc/spapr_xive.c
index 290a290e43..06e3c9fdbf 100644
--- a/hw/intc/spapr_xive.c
+++ b/hw/intc/spapr_xive.c
@@ -317,6 +317,9 @@ static void spapr_xive_realize(DeviceState *dev, Error **errp)
     /* Map all regions */
     spapr_xive_map_mmio(xive);
 
+    xive->nodename = g_strdup_printf("interrupt-controller@%" PRIx64,
+                           xive->tm_base + XIVE_TM_USER_PAGE * (1 << TM_SHIFT));
+
     qemu_register_reset(spapr_xive_reset, dev);
 }
 
@@ -1448,7 +1451,6 @@ void spapr_dt_xive(sPAPRMachineState *spapr, uint32_t nr_servers, void *fdt,
         cpu_to_be32(7),    /* start */
         cpu_to_be32(0xf8), /* count */
     };
-    gchar *nodename;
 
     /* Thread Interrupt Management Area : User (ring 3) and OS (ring 2) */
     timas[0] = cpu_to_be64(xive->tm_base +
@@ -1458,10 +1460,7 @@ void spapr_dt_xive(sPAPRMachineState *spapr, uint32_t nr_servers, void *fdt,
                            XIVE_TM_OS_PAGE * (1ull << TM_SHIFT));
     timas[3] = cpu_to_be64(1ull << TM_SHIFT);
 
-    nodename = g_strdup_printf("interrupt-controller@%" PRIx64,
-                           xive->tm_base + XIVE_TM_USER_PAGE * (1 << TM_SHIFT));
-    _FDT(node = fdt_add_subnode(fdt, 0, nodename));
-    g_free(nodename);
+    _FDT(node = fdt_add_subnode(fdt, 0, xive->nodename));
 
     _FDT(fdt_setprop_string(fdt, node, "device_type", "power-ivpe"));
     _FDT(fdt_setprop(fdt, node, "reg", timas, sizeof(timas)));