1menuconfig RT_USING_OFW
2    bool "Using Open Firmware (OFW)"
3    select RT_USING_ADT
4    select RT_USING_ADT_REF
5    select RT_USING_ADT_BITMAP
6    select RT_USING_MEMBLOCK
7    depends on RT_USING_DM
8    default n
9
10config RT_USING_BUILTIN_FDT
11    bool "Using builtin fdt in kernel"
12    depends on RT_USING_OFW
13    default n
14
15config RT_BUILTIN_FDT_PATH
16    string "Builtin fdt path, will rebuild if have dts"
17    depends on RT_USING_BUILTIN_FDT
18    default "rtthread.dtb"
19
20config RT_FDT_EARLYCON_MSG_SIZE
21    int "Earlycon message buffer size (KB)"
22    depends on RT_USING_OFW
23    default 128
24
25config RT_USING_OFW_BUS_RANGES_NUMBER
26    int "Max bus ranges number"
27    depends on RT_USING_OFW
28    default 8 if ARCH_CPU_64BIT
29    default 4
30