diff options
Diffstat (limited to 'hw/intc/loongson_ipi.c')
| -rw-r--r-- | hw/intc/loongson_ipi.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/hw/intc/loongson_ipi.c b/hw/intc/loongson_ipi.c index 4e08f03510..1ed39b90ea 100644 --- a/hw/intc/loongson_ipi.c +++ b/hw/intc/loongson_ipi.c @@ -36,6 +36,7 @@ static void loongson_ipi_realize(DeviceState *dev, Error **errp) LoongsonIPIClass *lic = LOONGSON_IPI_GET_CLASS(dev); SysBusDevice *sbd = SYS_BUS_DEVICE(dev); Error *local_err = NULL; + int i; lic->parent_realize(dev, &local_err); if (local_err) { @@ -43,8 +44,19 @@ static void loongson_ipi_realize(DeviceState *dev, Error **errp) return; } + if (sc->num_cpu == 0) { + error_setg(errp, "num-cpu must be at least 1"); + return; + } + + sc->cpu = g_new0(IPICore, sc->num_cpu); + for (i = 0; i < sc->num_cpu; i++) { + sc->cpu[i].ipi = sc; + qdev_init_gpio_out(dev, &sc->cpu[i].irq, 1); + } + s->ipi_mmio_mem = g_new0(MemoryRegion, sc->num_cpu); - for (unsigned i = 0; i < sc->num_cpu; i++) { + for (i = 0; i < sc->num_cpu; i++) { g_autofree char *name = g_strdup_printf("loongson_ipi_cpu%d_mmio", i); memory_region_init_io(&s->ipi_mmio_mem[i], OBJECT(dev), |