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How to know the head map from the rom file in WD?

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Tawfeek

Post subject: How to know the head map from the rom file in WD?

Posted: June 11th, 2012, 10:23

Joined: October 30th, 2007, 17:58
Posts: 464
Location: Egypt

1-any one can please tell me to to find out the values of the head map in the Rom file ?

2- where is the SPT in which module ?

any help will be appreciated

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Tawfeek Mokhtar
http://alsafwapc.net
Alsafwa Data Recovery Egypt

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PapashaBeppe

Post subject: Re: How to know the head map from the rom file in WD?

Posted: June 11th, 2012, 14:17

Joined: August 26th, 2010, 23:04
Posts: 27
Location: Russia

For ROYL

Quote:

1-any one can please tell me to to find out the values of the head map in the Rom file ?

mod 000Ah.

Quote:

2- where is the SPT in which module ?

number of SA_tracks * SPT ~ region_SIZE (from mod.000Bh) ===> SPT~ region_SIZE/ number of SA_tracks

if permanent ovl is active then SPT is taken from mem_table 0Dh

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BGman

Post subject: Re: How to know the head map from the rom file in WD?

Posted: June 12th, 2012, 3:14

Joined: September 30th, 2005, 7:33
Posts: 849

mod 000Ah is a part of ROM, so SPT is not required.

Its copy mod 0102h can be read from SA.

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Tawfeek

Post subject: Re: How to know the head map from the rom file in WD?

Posted: June 12th, 2012, 5:05

Joined: October 30th, 2007, 17:58
Posts: 464
Location: Egypt

BGman wrote:

mod 000Ah is a part of ROM, so SPT is not required.

Its copy mod 0102h can be read from SA.

i just want to know how to find SPT value in 0A or in 102

_________________
Tawfeek Mokhtar
http://alsafwapc.net
Alsafwa Data Recovery Egypt

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