I didn't have a firmware.bin in my Luma folder...and I have no clue what to select in the configuration tool....here is what I have
(x) Autoboot SysNAND
(x) Use SysNAND FIRM if booting with R
( ) Enable loading externam FIRMs and modules
( ) Use custom path
( ) Enable region/language emu. and ext. .code
(x) Show NAND or user strange in System Settings
( ) Show GBA boot screen in patched AGB_FIRM
( ) Patch SVC/service/archive/ARM9 access
the one with the "x" are ones I have selected
(x) Autoboot SysNAND
(x) Use SysNAND FIRM if booting with R
( ) Enable loading externam FIRMs and modules
( ) Use custom path
( ) Enable region/language emu. and ext. .code
(x) Show NAND or user strange in System Settings
( ) Show GBA boot screen in patched AGB_FIRM
( ) Patch SVC/service/archive/ARM9 access
the one with the "x" are ones I have selected