| 1 | #if !defined(__i386__) && !defined(__x86_64__) |
| 2 | |
| 3 | #include <stdint.h> |
| 4 | #include <stddef.h> |
| 5 | #include <libfdt.h> |
| 6 | |
| 7 | static int fdt_get_or_add_chosen_node(void *fdt) { |
| 8 | int offset = fdt_subnode_offset(fdt, 0, "chosen"); |
| 9 | |
| 10 | if (offset == -FDT_ERR_NOTFOUND) { |
| 11 | offset = fdt_add_subnode(fdt, 0, "chosen"); |
| 12 | } |
| 13 | |
| 14 | return offset; |
| 15 | } |
| 16 | |
| 17 | int fdt_set_chosen_string(void *fdt, const char *name, const char *value) { |
| 18 | int chosen_offset = fdt_get_or_add_chosen_node(fdt); |
| 19 | if (chosen_offset < 0) { |
| 20 | return chosen_offset; |
| 21 | } |
| 22 | |
| 23 | return fdt_setprop_string(fdt, chosen_offset, name, value); |
| 24 | } |
| 25 | |
| 26 | int fdt_set_chosen_uint64(void *fdt, const char *name, uint64_t value) { |
| 27 | int chosen_offset = fdt_get_or_add_chosen_node(fdt); |
| 28 | if (chosen_offset < 0) { |
| 29 | return chosen_offset; |
| 30 | } |
| 31 | |
| 32 | return fdt_setprop_u64(fdt, chosen_offset, name, value); |
| 33 | } |
| 34 | |
| 35 | int fdt_set_chosen_uint32(void *fdt, const char *name, uint32_t value) { |
| 36 | int chosen_offset = fdt_get_or_add_chosen_node(fdt); |
| 37 | if (chosen_offset < 0) { |
| 38 | return chosen_offset; |
| 39 | } |
| 40 | |
| 41 | return fdt_setprop_u32(fdt, chosen_offset, name, value); |
| 42 | } |
| 43 | |
| 44 | #endif |
