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menuconfig: can not select scsi device support

DISCUSSION robert rottermann 4 participants 4 messages Mar 6, 2015

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#0 lore raw

Hi there,
I am working trough a book on embeded systems (embeded linux by J.Quade) There in the chapter about building a new kernel is suggested to select Device Drivers-> SCSI device support -> a number of subslections.

Now, when I start menuconfig I find Device Drivers-> SCSI device support, but selecting it produces an empty page.

Why is that so?
Do I have to add other elements to the configuration process?

I am using linux-3.19.

Thanks
robert

#2 lore raw
In reply to robert rottermann

You can find out dependencies for needed options by pressing '/' (to search) and then typing your option.

06.03.2015, 09:48, "robert rottermann" <[email protected]>:

Quoted 20 lines

?Hi there,
?I am working trough a book on embeded systems (embeded linux by J.Quade) ?There in the chapter about building a new kernel is suggested to select Device ?Drivers-> SCSI device support -> a number of subslections.

?Now, when I start menuconfig I find Device Drivers-> SCSI device support, but ?selecting it produces an empty page.

?Why is that so?
?Do I have to add other elements to the configuration process?

?I am using linux-3.19.

?Thanks
?robert

?_______________________________________________ ?Kernelnewbies mailing list
?Kernelnewbies at kernelnewbies.org ?http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies

#3 lore raw
In reply to robert rottermann
Quoted 5 lines · robert rottermann

Now, when I start menuconfig I find Device Drivers-> SCSI device support, but selecting it produces an empty page.

Why is that so?
Do I have to add other elements to the configuration process?

My guess is you're missing BLOCK. If BLOCK is not set see you'll see
SCSI device support ----

in the Device Drivers page of "make menuconfig". And if BLOCK is set you'll see

       SCSI device support  --->

(Yes, the difference is rather subtle.) Then you should see a non-empty page if you select that:
[ ] RAID Transport Class (NEW)
[ ] SCSI device support (NEW)

(And, yes, there are two entries labeled "SCSI device support".) You can (probably) set BLOCK in the main menu under
[ ] Enable the block layer ----

Hope this helps,

Paul Bolle