xive2: Add a get_config() handler for the router configuration

Add GEN1 config even if we don't use it yet in the core framework.

Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/hw/intc/pnv_xive2.c b/hw/intc/pnv_xive2.c
index 5df378dde4..963f6ad2da 100644
--- a/hw/intc/pnv_xive2.c
+++ b/hw/intc/pnv_xive2.c
@@ -426,6 +426,18 @@ static int pnv_xive2_get_eas(Xive2Router *xrtr, uint8_t blk, uint32_t idx,
     return pnv_xive2_vst_read(xive, VST_EAS, blk, idx, eas);
 }
 
+static uint32_t pnv_xive2_get_config(Xive2Router *xrtr)
+{
+    PnvXive2 *xive = PNV_XIVE2(xrtr);
+    uint32_t cfg = 0;
+
+    if (xive->cq_regs[CQ_XIVE_CFG >> 3] & CQ_XIVE_CFG_GEN1_TIMA_OS) {
+        cfg |= XIVE2_GEN1_TIMA_OS;
+    }
+
+    return cfg;
+}
+
 static bool pnv_xive2_is_cpu_enabled(PnvXive2 *xive, PowerPCCPU *cpu)
 {
     int pir = ppc_cpu_pir(cpu);
@@ -1950,6 +1962,7 @@ static void pnv_xive2_class_init(ObjectClass *klass, void *data)
     xrc->write_end = pnv_xive2_write_end;
     xrc->get_nvp   = pnv_xive2_get_nvp;
     xrc->write_nvp = pnv_xive2_write_nvp;
+    xrc->get_config  = pnv_xive2_get_config;
     xrc->get_block_id = pnv_xive2_get_block_id;
 
     xnc->notify    = pnv_xive2_notify;