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|    alt.os.development    |    Operating system development chatter    |    4,255 messages    |
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|    Message 2,930 of 4,255    |
|    mutazilah@gmail.com to wolfgang kern    |
|    Re: MBR and sector size    |
|    30 Oct 21 07:54:57    |
      From: muta...@gmail.com              On Sunday, October 31, 2021 at 1:21:31 AM UTC+11, wolfgang kern wrote:              > > I need to either distinguish devices based on sector size       > > or I need to introduce a dummy sector. If I have a dummy       > > sector I would have an expectation that the firmware       > > would maintain that sector as if it was real.              > how to add a dummy sector to an existing HD ?              Oh - some of the things I do is actually speculation on what       would be ideal rather than something I'm planning on doing       at 3pm tomorrow.              So to add a dummy sector to an existing HD, all you need       is firmware loaded that returns with 512 bytes of data that       the HD has no clue about, when LBA 0 or maybe LBA -1 is       requested              If LBA 0 is chosen, the data will need to be unloaded, all       the LBA references have 1 added to them, and then the       HD is reloaded.              If anyone complains, I'll ask Jens to bomb them.              BFN. Paul.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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