ref: 19a3d1b6e456e416fd57eb1fd28333174aecbef4 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