| Message ID | 20221115114923.3372414-1-yangxiaojuan@loongson.cn |
|---|---|
| State | New |
| Headers | show |
| Series | hw/loongarch: Add default stdout uart in fdt | expand |
在 2022/11/15 19:49, Xiaojuan Yang 写道: > Add "chosen" subnode into LoongArch fdt, and set it's > "stdout-path" prop to uart node. > > Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn> > --- > hw/loongarch/virt.c | 2 ++ > 1 file changed, 2 insertions(+) Reviewed-by: Song Gao <gaosong@loongson.cn> Thanks. Song Gao > diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c > index 5e4c2790bf..b59c07972a 100644 > --- a/hw/loongarch/virt.c > +++ b/hw/loongarch/virt.c > @@ -69,6 +69,7 @@ static void fdt_add_uart_node(LoongArchMachineState *lams) > qemu_fdt_setprop_string(ms->fdt, nodename, "compatible", "ns16550a"); > qemu_fdt_setprop_cells(ms->fdt, nodename, "reg", 0x0, base, 0x0, size); > qemu_fdt_setprop_cell(ms->fdt, nodename, "clock-frequency", 100000000); > + qemu_fdt_setprop_string(ms->fdt, "/chosen", "stdout-path", nodename); > g_free(nodename); > } > > @@ -87,6 +88,7 @@ static void create_fdt(LoongArchMachineState *lams) > "linux,dummy-loongson3"); > qemu_fdt_setprop_cell(ms->fdt, "/", "#address-cells", 0x2); > qemu_fdt_setprop_cell(ms->fdt, "/", "#size-cells", 0x2); > + qemu_fdt_add_subnode(ms->fdt, "/chosen"); > } > > static void fdt_add_cpu_nodes(const LoongArchMachineState *lams)
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c index 5e4c2790bf..b59c07972a 100644 --- a/hw/loongarch/virt.c +++ b/hw/loongarch/virt.c @@ -69,6 +69,7 @@ static void fdt_add_uart_node(LoongArchMachineState *lams) qemu_fdt_setprop_string(ms->fdt, nodename, "compatible", "ns16550a"); qemu_fdt_setprop_cells(ms->fdt, nodename, "reg", 0x0, base, 0x0, size); qemu_fdt_setprop_cell(ms->fdt, nodename, "clock-frequency", 100000000); + qemu_fdt_setprop_string(ms->fdt, "/chosen", "stdout-path", nodename); g_free(nodename); } @@ -87,6 +88,7 @@ static void create_fdt(LoongArchMachineState *lams) "linux,dummy-loongson3"); qemu_fdt_setprop_cell(ms->fdt, "/", "#address-cells", 0x2); qemu_fdt_setprop_cell(ms->fdt, "/", "#size-cells", 0x2); + qemu_fdt_add_subnode(ms->fdt, "/chosen"); } static void fdt_add_cpu_nodes(const LoongArchMachineState *lams)
Add "chosen" subnode into LoongArch fdt, and set it's "stdout-path" prop to uart node. Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn> --- hw/loongarch/virt.c | 2 ++ 1 file changed, 2 insertions(+)