ref: 213dcc70d77ade7cf587d57016cc5bb405494fe8 dir: /macros/pals.asm/
tilepal: MACRO ; vram bank, pals x = \1 << OAM_TILE_BANK rept (_NARG +- 1) / 2 dn (x | PAL_BG_\3), (x | PAL_BG_\2) shift shift endr endm