Date: Wed, 30 Mar 2022 12:57:02 -0400 From: Ed Maste <emaste@freebsd.org> To: Ravi Pokala <rpokala@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, "<dev-commits-src-all@freebsd.org>" <dev-commits-src-all@freebsd.org>, dev-commits-src-main@freebsd.org Subject: Re: 868c1b8431f2 - main - fstyp: detect Raspberry Pi Pico boot filesystem as FAT Message-ID: <CAPyFy2CBrg5Se6sF=S=8Qc1dNLaCr7oN4E25W-kXuOucHOaHEg@mail.gmail.com> In-Reply-To: <ED18364E-18F5-4662-89AA-2838F3A253C1@panasas.com> References: <202203292133.22TLXbxW035667@gitrepo.freebsd.org> <ED18364E-18F5-4662-89AA-2838F3A253C1@panasas.com>
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On Tue, 29 Mar 2022 at 19:05, Ravi Pokala <rpokala@freebsd.org> wrote: > > "0x55 0xaa" at offset 510 is the signature for a (P)MBR partition table, not a FAT filesystem. The FAT boot sector (also) uses a signature of 0x55 0xAA at offset 510, although not all FAT filesystem images have it. A later fstyp change should remove this check altogether, but I want to find a variety of FAT images first for testing.
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