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| author | Jeff Garzik <jeff@garzik.org> | 2008-04-17 21:55:24 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-04-17 21:55:24 +0200 |
| commit | f3360ebffae254ab99a64bf97c7b4f8380b1e114 (patch) | |
| tree | 3cd8736f53f55a3c9524f81a4551e9469a714e87 /drivers/ata | |
| parent | libata: make EH fail gracefully if no reset method is available (diff) | |
| download | linux-f3360ebffae254ab99a64bf97c7b4f8380b1e114.tar.xz linux-f3360ebffae254ab99a64bf97c7b4f8380b1e114.zip | |
[libata] improve Kconfig help text for new PMP, SFF options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/Kconfig | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 3eb6035b61b8..292aa9a0f02f 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -45,7 +45,8 @@ config SATA_PMP bool "SATA Port Multiplier support" default y help - This option adds support for SATA Port Multipliers. + This option adds support for SATA Port Multipliers + (the SATA version of an ethernet hub, or SAS expander). config SATA_AHCI tristate "AHCI SATA support" @@ -79,6 +80,17 @@ config ATA_SFF This option adds support for ATA controllers with SFF compliant or similar programming interface. + SFF is the legacy IDE interface that has been around since + the dawn of time. Almost all PATA controllers have an + SFF interface. Many SATA controllers have an SFF interface + when configured into a legacy compatibility mode. + + For users with exclusively modern controllers like AHCI, + Silicon Image 3124, or Marvell 6440, you may choose to + disable this uneeded SFF support. + + If unsure, say Y. + if ATA_SFF config SATA_SVW |