| #ifndef UFDT_OVERLAY_H |
| #define UFDT_OVERLAY_H |
| |
| #include <libfdt.h> |
| /* Given a buffer in RAM containing the contents of a .dtb file, |
| * it initializes an FDT in-place and returns a pointer to the |
| * given buffer, or NULL in case of error. |
| * In case of error, it may printf() diagnostic messages. |
| */ |
| struct fdt_header *ufdt_install_blob(void *blob, size_t blob_size); |
| |
| /* Given a main_fdt_header buffer and an overlay_fdtp buffer containing the |
| * contents of a .dtbo file, it creates a new FDT containing the applied |
| * overlay_fdtp in a dto_malloc'd buffer and returns it, or NULL in case of |
| * error. |
| * It is allowed to modify the buffers (both main_fdt_header and overlay_fdtp |
| * buffer) passed in. |
| * It does not dto_free main_fdt_header and overlay_fdtp buffer passed in. |
| */ |
| struct fdt_header *ufdt_apply_overlay(struct fdt_header *main_fdt_header, |
| size_t main_fdt_size, |
| void *overlay_fdtp, |
| size_t overlay_size); |
| |
| #endif /* UFDT_OVERLAY_H */ |