diff options
| -rw-r--r-- | hw/ppc/spapr_irq.c | 21 | ||||
| -rw-r--r-- | include/hw/ppc/spapr_irq.h | 1 |
2 files changed, 22 insertions, 0 deletions
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c index 359761494c..4145079d7f 100644 --- a/hw/ppc/spapr_irq.c +++ b/hw/ppc/spapr_irq.c @@ -638,6 +638,27 @@ void spapr_irq_reset(sPAPRMachineState *spapr, Error **errp) } } +int spapr_irq_get_phandle(sPAPRMachineState *spapr, void *fdt, Error **errp) +{ + const char *nodename = spapr->irq->get_nodename(spapr); + int offset, phandle; + + offset = fdt_subnode_offset(fdt, 0, nodename); + if (offset < 0) { + error_setg(errp, "Can't find node \"%s\": %s", nodename, + fdt_strerror(offset)); + return -1; + } + + phandle = fdt_get_phandle(fdt, offset); + if (!phandle) { + error_setg(errp, "Can't get phandle of node \"%s\"", nodename); + return -1; + } + + return phandle; +} + /* * XICS legacy routines - to deprecate one day */ diff --git a/include/hw/ppc/spapr_irq.h b/include/hw/ppc/spapr_irq.h index 8bf1a72919..ec1ee64fa6 100644 --- a/include/hw/ppc/spapr_irq.h +++ b/include/hw/ppc/spapr_irq.h @@ -61,6 +61,7 @@ void spapr_irq_free(sPAPRMachineState *spapr, int irq, int num); qemu_irq spapr_qirq(sPAPRMachineState *spapr, int irq); int spapr_irq_post_load(sPAPRMachineState *spapr, int version_id); void spapr_irq_reset(sPAPRMachineState *spapr, Error **errp); +int spapr_irq_get_phandle(sPAPRMachineState *spapr, void *fdt, Error **errp); /* * XICS legacy routines |