* util/powerpc/ieee1275/grub-mkimage.c: Include <string.h>.
(note_path): Remove variable.
(GRUB_IEEE1275_NOTE_NAME): New macro.
(GRUB_IEEE1275_NOTE_TYPE): Likewise.
(grub_ieee1275_note_hdr): New structure.
(grub_ieee1275_note_desc): Likewise.
(grub_ieee1275_note): Likewise.
(load_note): Remove `dir' argument. All callers updated. Remove
`note_img' and `path'. Do not load a file from `note_path'.
Initialize a struct grub_ieee1275_note and write that to `out'.
Use GRUB_IEEE1275_MODULE_BASE instead of MODULE_BASE.