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hw/loongarch: Add default stdout uart in fdt

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Add "chosen" subnode into LoongArch fdt, and set it's
"stdout-path" prop to uart node.

Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20221115114923.3372414-1-yangxiaojuan@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
This commit is contained in:
Xiaojuan Yang 2022-11-10 14:14:40 +08:00 committed by Song Gao
parent 6d71357a3b
commit 0208ba74c5
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GPG Key ID: 40A2FFF239263EDF
1 changed files with 2 additions and 0 deletions
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hw/loongarch/virt.c
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@ -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)