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Article #1377

Re: help to fix bad sectors

#1377
From: Leon Garde
Date: Sun, 01 Oct 2000 00:00
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In aus.computers.ibm-pc Rod Speed <rod_speed@yahoo.com> wrote:

> You can however sometimes get at bad sector due
> to a power glitch while the sector is being written.

I was attempting a uni assignment on accessing IDE hard disk.
(adding support for same to a trivial RTOS )

so .. I was doing some preliminary work under linux.
and got a user space driver going.

then I had a power glitch and caused some bad sectors on my hard disk.


I just had to recover them.
after spending about 3 days during easter on it ,  I managed it.
Compelety stuffed easter and my uni.

Oh well.

I seem to have this sort of bad luck.

anyway what I had to do was 
a. get quantum hard disk technical documentation , programming  specs
in particular.

b. set the drive to have "early  read" off.
or somethign like that.

c. then write to the sector.
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From: Leon Garde <leon@soafy.desiin.com.au>
Subject: Re: help to fix bad sectors
Date: 2000/10/01
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