After yellows8 posted some hints on dsibrew about how to decrypt the boot sectors, I am now trying to emulate that decrypted bootcode, especially the SD/MMC access, which should be loading the MBR and remaining FAT filesystem.
Currently it's sending CMD13 once, and then CMD0,CMD8,CMD55 repeated ten times to eMMC in no$gba. Going by scanlime's old bootlog, those commands shouldn't be sent at all, so there's probably something mis-initialized, but let's ignore that for now.
After those commands,...
DSi SD/MMC Access
Currently it's sending CMD13 once, and then CMD0,CMD8,CMD55 repeated ten times to eMMC in no$gba. Going by scanlime's old bootlog, those commands shouldn't be sent at all, so there's probably something mis-initialized, but let's ignore that for now.
After those commands,...
DSi SD/MMC Access