diff options
| -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 3eb6035b61b..292aa9a0f02 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 |