On Wed, Apr 05, 2017 at 02:41:38PM +0200, Cédric Le Goater wrote: > Signed-off-by: Cédric Le Goater <c...@kaod.org>
Reviewed-by: David Gibson <da...@gibson.dropbear.id.au> > --- > hw/ppc/pnv.c | 33 +++++++++++++++++++++++++++++++++ > 1 file changed, 33 insertions(+) > > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index 2f9c41e350d4..00e594a0cbe3 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -301,6 +301,37 @@ static void powernv_populate_rtc(ISADevice *d, void > *fdt, int lpc_off) > _FDT((fdt_setprop_string(fdt, node, "compatible", "pnpPNP,b00"))); > } > > +static void powernv_populate_serial(ISADevice *d, void *fdt, int lpc_off) > +{ > + const char compatible[] = "ns16550\0pnpPNP,501"; > + uint32_t io_base = d->ioport_id; > + uint32_t io_regs[] = { > + cpu_to_be32(1), > + cpu_to_be32(io_base), > + cpu_to_be32(8) > + }; > + char *name; > + int node; > + > + name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base); > + node = fdt_add_subnode(fdt, lpc_off, name); > + _FDT(node); > + g_free(name); > + > + _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs)))); > + _FDT((fdt_setprop(fdt, node, "compatible", compatible, > + sizeof(compatible)))); > + > + _FDT((fdt_setprop_cell(fdt, node, "clock-frequency", 1843200))); > + _FDT((fdt_setprop_cell(fdt, node, "current-speed", 115200))); > + _FDT((fdt_setprop_cell(fdt, node, "interrupts", d->isairq[0]))); > + _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent", > + fdt_get_phandle(fdt, lpc_off)))); > + > + /* This is needed by Linux */ > + _FDT((fdt_setprop_string(fdt, node, "device_type", "serial"))); > +} > + > typedef struct ForeachPopulateArgs { > void *fdt; > int offset; > @@ -313,6 +344,8 @@ static int powernv_populate_isa_device(DeviceState *dev, > void *opaque) > > if (object_dynamic_cast(OBJECT(dev), TYPE_MC146818_RTC)) { > powernv_populate_rtc(d, args->fdt, args->offset); > + } else if (object_dynamic_cast(OBJECT(dev), TYPE_ISA_SERIAL)) { > + powernv_populate_serial(d, args->fdt, args->offset); > } else { > error_report("unknown isa device %s@i%x", qdev_fw_name(dev), > d->ioport_id); -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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