RE: [PATCH v1] mmc-utils: Add General command CMD56 read support

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> On Sat, 2022-04-09 at 09:03 +0000, Avri Altman wrote:
> > > +       memset(&idata, 0, sizeof(idata));
> > > +       idata.write_flag = 0;
> > > +       idata.opcode = MMC_GEN_CMD;
> > > +       idata.arg = arg;
> > Practically arg is not needed, because bits[1..31] are meaningless.
> > Maybe just set: idata.arg = 1;
> >
> > Thanks,
> > Avri
> Thanks for your review.
> 
> you are right arg is not needed according to eMMC spec.  But as I mentioned
> in the commit message, for the universal use. we need it for the vendor-
> specific arg. I will change it that its arg will be 1 by default if the user doesn't
> specific arg.
Ack.

Thanks,
Avri

> 
> Kind regards,
> Bean
> 
> 





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