Date: Tue, 26 Feb 2019 21:12:59 +0100 From: Tomasz Rola <rtomek@ceti.pl> To: "freebsd-questions@freebsd.org" <freebsd-questions@FreeBSD.org> Subject: Re: Recover failed SD card Message-ID: <20190226201259.GA7113@tau1.ceti.pl> In-Reply-To: <2341a9ac-42aa-737e-441f-b69cccc826c6@netfence.it> References: <2341a9ac-42aa-737e-441f-b69cccc826c6@netfence.it>
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On Sat, Feb 23, 2019 at 05:50:27PM +0100, Andrea Venturoli wrote: > Hello. > > A customer of mine gave me an SD card which is quite surely failing. > I'm trying to recover what I can. > > I first tried using an USB based reader: altough the SD card should > be 4GB in size, dd just copies 121MB. So does recoverdisk. > "camcontrol readcap /dev/da3" gives: > >Last Block: 248319, Block Length: 512 bytes > which agains means about 121MB. > > I put the card in another box and i get: > >mmcsd0: 127MB <SD 0.0 SN 00000000 MFG 00/0000 by 0x0000> at mmc0 0.4MHz/4bit/65535-block > > > > Is there any way I can get beyond this 121-127MB limit and read what > I can of the rest? Out of curiosity, a question: can you do "fdisk -l" on the said card? Or an equivalent to try displaying partition table. -- Regards, Tomasz Rola -- ** A C programmer asked whether computer had Buddha's nature. ** ** As the answer, master did "rm -rif" on the programmer's home ** ** directory. And then the C programmer became enlightened... ** ** ** ** Tomasz Rola mailto:tomasz_rola@bigfoot.com **
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