Re: [PATCH] SCSI: update Kconfig help text to indicate SCSI core's widespread usage

[Lennart Sorensen]

On Fri, Sep 14, 2007 at 11:06:44PM +0200, Stefan Richter wrote:
> On 14 Sep, Lennart Sorensen wrote:
> > On Fri, Sep 14, 2007 at 10:14:16PM +0200, Stefan Richter wrote:
> >> -	  If you want to use a SCSI or FireWire CD-ROM under Linux,
> >> +	  If you want to use a SCSI, SATA, USB or FireWire CD-ROM or DVD-ROM,
> >>  	  say Y and read the SCSI-HOWTO and the CDROM-HOWTO at
> >>  	  <http://www.tldp.org/docs.html#howto>. Also make sure to say
> >>  	  Y or M to "ISO 9660 CD-ROM file system support" later.
> > 
> > How about that one for libata driven PATA CDROM drives?  Could replace
> > SATA with libata, or something similar.
> 
> 
> From: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
> Subject: SCSI: update Kconfig help text to indicate SCSI core's widespread usage
> 
> Signed-off-by: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
> ---
>  drivers/scsi/Kconfig |   67 ++++++++++++++++++++++---------------------
>  1 file changed, 35 insertions(+), 32 deletions(-)
> 
> Index: linux-2.6.23-rc6/drivers/scsi/Kconfig
> ===================================================================
> --- linux-2.6.23-rc6.orig/drivers/scsi/Kconfig
> +++ linux-2.6.23-rc6/drivers/scsi/Kconfig
> @@ -12,23 +12,31 @@ config SCSI
>  	depends on BLOCK
>  	select SCSI_DMA if HAS_DMA
>  	---help---
> -	  If you want to use a SCSI hard disk, SCSI tape drive, SCSI CD-ROM or
> -	  any other SCSI device under Linux, say Y and make sure that you know
> -	  the name of your SCSI host adapter (the card inside your computer
> -	  that "speaks" the SCSI protocol, also called SCSI controller),
> -	  because you will be asked for it.
> -
> -	  You also need to say Y here if you have a device which speaks
> -	  the SCSI protocol.  Examples of this include the parallel port
> -	  version of the IOMEGA ZIP drive, USB storage devices, Fibre
> -	  Channel, FireWire storage and the IDE-SCSI emulation driver.
> +	  This option enables core support for SCSI protocols.
> +	  You need it
> +	  - for classic parallel SCSI hardware,
> +	  - for newer SCSI transports such as Fibre Channel, FireWire storage,
> +	    or iSCSI,
> +	  - for non-SCSI hardware which speaks SCSI protocols, such as USB
> +	    storage devices or the parallel port version of Iomega Zip drive,
> +	  - for non-SCSI hardware whose drivers translate from and to SCSI
> +	    protocols, most notably all Serial ATA drivers, and Parallel ATA
> +	    via the ATA configuration option.
>  
>  	  To compile this driver as a module, choose M here and read
>  	  <file:Documentation/scsi/scsi.txt>.
>  	  The module will be called scsi_mod.
>  
>  	  However, do not compile this as a module if your root file system
> -	  (the one containing the directory /) is located on a SCSI device.
> +	  (the one containing the directory /) is located on a SCSI device
> +	  or on a device whose driver represents it as SCSI device, as
> +	  indicated above.  Choose Y in this case, or set up an initrd.
> +
> +	  Subsequent options in this menu enable specific SCSI command set
> +	  support for harddisks, CD/DVD-ROM/R/W, tapes etc..  This menu also
> +	  presents options for specific SCSI controllers, while options for
> +	  some other SCSI transports and all non-SCSI controllers are located
> +	  in other menus (SATA, USB, FireWire etc.).
>  
>  config SCSI_DMA
>  	bool
> @@ -57,32 +65,27 @@ config SCSI_PROC_FS
>  
>  	  If unsure say Y.
>  
> -comment "SCSI support type (disk, tape, CD-ROM)"
> +comment "SCSI command set drivers (disk, tape, CD-ROM)"
>  	depends on SCSI
>  
>  config BLK_DEV_SD
> -	tristate "SCSI disk support"
> +	tristate "Harddisks and other Direct access devices"
>  	depends on SCSI
>  	---help---
> -	  If you want to use SCSI hard disks, Fibre Channel disks,
> -	  Serial ATA (SATA) or Parallel ATA (PATA) hard disks,
> -	  USB storage or the SCSI or parallel port version of
> -	  the IOMEGA ZIP drive, say Y and read the SCSI-HOWTO,
> -	  the Disk-HOWTO and the Multi-Disk-HOWTO, available from
> -	  <http://www.tldp.org/docs.html#howto>. This is NOT for SCSI
> -	  CD-ROMs.
> +	  Say Y if you want to use harddisks and similar block-oriented devices
> +	  via SCSI or via drivers which use SCSI command sets (e.g. the Serial
> +	  and Parallel ATA kernel subsystem, USB, and more).
>  
>  	  To compile this driver as a module, choose M here and read
>  	  <file:Documentation/scsi/scsi.txt>.
>  	  The module will be called sd_mod.
>  
> -	  Do not compile this driver as a module if your root file system
> -	  (the one containing the directory /) is located on a SCSI disk.
> -	  In this case, do not compile the driver for your SCSI host adapter
> -	  (below) as a module either.
> +	  If your root file system (the one containing the directory /) is
> +	  located on a disk which accessed via this driver, choose Y instead of
> +	  M or set up a suitable initrd.
>  
>  config CHR_DEV_ST
> -	tristate "SCSI tape support"
> +	tristate "Tape drives"
>  	depends on SCSI
>  	---help---
>  	  If you want to use a SCSI tape drive under Linux, say Y and read the
> @@ -95,7 +98,7 @@ config CHR_DEV_ST
>  	  <file:Documentation/scsi/scsi.txt>. The module will be called st.
>  
>  config CHR_DEV_OSST
> -	tristate "SCSI OnStream SC-x0 tape support"
> +	tristate "SCSI OnStream SC-x0 tape drives"
>  	depends on SCSI
>  	---help---
>  	  The OnStream SC-x0 SCSI tape drives cannot be driven by the
> @@ -117,13 +120,13 @@ config CHR_DEV_OSST
>  	  <file:Documentation/scsi/scsi.txt>. The module will be called osst.
>  
>  config BLK_DEV_SR
> -	tristate "SCSI CDROM support"
> +	tristate "CD-ROMs, DVD-ROMs"
>  	depends on SCSI
>  	---help---
> -	  If you want to use a SCSI or FireWire CD-ROM under Linux,
> -	  say Y and read the SCSI-HOWTO and the CDROM-HOWTO at
> -	  <http://www.tldp.org/docs.html#howto>. Also make sure to say
> -	  Y or M to "ISO 9660 CD-ROM file system support" later.
> +	  Say Y if you want to use CD-ROMs or DVD-ROMs via SCSI or via drivers
> +	  which use SCSI command sets (e.g. the Serial and Parallel ATA kernel
> +	  subsystem, USB, and more). Also make sure to say Y or M to "ISO 9660
> +	  CD-ROM file system support" later.
>  
>  	  To compile this driver as a module, choose M here and read
>  	  <file:Documentation/scsi/scsi.txt>.
> @@ -164,7 +167,7 @@ config CHR_DEV_SG
>  	  If unsure, say N.
>  
>  config CHR_DEV_SCH
> -	tristate "SCSI media changer support"
> +	tristate "SCSI media changers"
>  	depends on SCSI
>  	---help---
>  	  This is a driver for SCSI media changers.  Most common devices are

Looks great.  I like it.

--
Len Sorensen
-
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