diff options
Diffstat (limited to 'drivers/ide/Kconfig')
| -rw-r--r-- | drivers/ide/Kconfig | 97 |
1 files changed, 18 insertions, 79 deletions
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index a34758d2951..74a369a6116 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -4,7 +4,7 @@ # Select HAVE_IDE if IDE is supported config HAVE_IDE - def_bool n + bool menuconfig IDE tristate "ATA/ATAPI/MFM/RLL support" @@ -54,38 +54,6 @@ menuconfig IDE if IDE -config BLK_DEV_IDE - tristate "Enhanced IDE/MFM/RLL disk/cdrom/tape/floppy support" - ---help--- - If you say Y here, you will use the full-featured IDE driver to - control up to ten ATA/IDE interfaces, each being able to serve a - "master" and a "slave" device, for a total of up to twenty ATA/IDE - disk/cdrom/tape/floppy drives. - - Useful information about large (>540 MB) IDE disks, multiple - interfaces, what to do if ATA/IDE devices are not automatically - detected, sound card ATA/IDE ports, module support, and other - topics, is contained in <file:Documentation/ide/ide.txt>. For detailed - information about hard drives, consult the Disk-HOWTO and the - Multi-Disk-HOWTO, available from - <http://www.tldp.org/docs.html#howto>. - - To fine-tune ATA/IDE drive/interface parameters for improved - performance, look for the hdparm package at - <ftp://ibiblio.org/pub/Linux/system/hardware/>. - - To compile this driver as a module, choose M here and read - <file:Documentation/ide/ide.txt>. The module will be called ide-mod. - Do not compile this driver as a module if your root file system (the - one containing the directory /) is located on an IDE device. - - If you have one or more IDE drives, say Y or M here. If your system - has no IDE drives, or if memory requirements are really tight, you - could say N here, and select the "Old hard disk driver" below - instead to save about 13 KB of memory in the kernel. - -if BLK_DEV_IDE - comment "Please see Documentation/ide/ide.txt for help/info on IDE drives" config IDE_TIMINGS @@ -131,29 +99,6 @@ config BLK_DEV_IDEDISK If unsure, say Y. -config IDEDISK_MULTI_MODE - bool "Use multiple sector mode for Programmed Input/Output by default" - help - This setting is irrelevant for most IDE disks, with direct memory - access, to which multiple sector mode does not apply. Multiple sector - mode is a feature of most modern IDE hard drives, permitting the - transfer of multiple sectors per Programmed Input/Output interrupt, - rather than the usual one sector per interrupt. When this feature is - enabled, it can reduce operating system overhead for disk Programmed - Input/Output. On some systems, it also can increase the data - throughput of Programmed Input/Output. Some drives, however, seemed - to run slower with multiple sector mode enabled. Some drives claimed - to support multiple sector mode, but lost data at some settings. - Under rare circumstances, such failures could result in massive - filesystem corruption. - - If you get the following error, try to say Y here: - - hda: set_multmode: status=0x51 { DriveReady SeekComplete Error } - hda: set_multmode: error=0x04 { DriveStatusError } - - If in doubt, say N. - config BLK_DEV_IDECS tristate "PCMCIA IDE support" depends on PCMCIA @@ -242,7 +187,7 @@ config BLK_DEV_IDEFLOPPY module will be called ide-floppy. config BLK_DEV_IDESCSI - tristate "SCSI emulation support" + tristate "SCSI emulation support (DEPRECATED)" depends on SCSI select IDE_ATAPI ---help--- @@ -255,20 +200,6 @@ config BLK_DEV_IDESCSI and will allow you to use a SCSI device driver instead of a native ATAPI driver. - This is useful if you have an ATAPI device for which no native - driver has been written (for example, an ATAPI PD-CD drive); - you can then use this emulation together with an appropriate SCSI - device driver. In order to do this, say Y here and to "SCSI support" - and "SCSI generic support", below. You must then provide the kernel - command line "hdx=ide-scsi" (try "man bootparam" or see the - documentation of your boot loader (lilo or loadlin) about how to - pass options to the kernel at boot time) for devices if you want the - native EIDE sub-drivers to skip over the native support, so that - this SCSI emulation can be used instead. - - Note that this option does NOT allow you to attach SCSI devices to a - box that doesn't have a SCSI host adapter installed. - If both this SCSI emulation and native ATAPI support are compiled into the kernel, the native support will be used. @@ -306,6 +237,20 @@ config IDE_GENERIC tristate "generic/default IDE chipset support" depends on ALPHA || X86 || IA64 || M32R || MIPS help + This is the generic IDE driver. This driver attaches to the + fixed legacy ports (e.g. on PCs 0x1f0/0x170, 0x1e8/0x168 and + so on). Please note that if this driver is built into the + kernel or loaded before other ATA (IDE or libata) drivers + and the controller is located at legacy ports, this driver + may grab those ports and thus can prevent the controller + specific driver from attaching. + + Also, currently, IDE generic doesn't allow IRQ sharing + meaning that the IRQs it grabs won't be available to other + controllers sharing those IRQs which usually makes drivers + for those controllers fail. Generally, it's not a good idea + to load IDE generic driver on modern systems. + If unsure, say N. config BLK_DEV_PLATFORM @@ -371,7 +316,7 @@ config BLK_DEV_IDEPCI config IDEPCI_PCIBUS_ORDER bool "Probe IDE PCI devices in the PCI bus order (DEPRECATED)" - depends on BLK_DEV_IDE=y && BLK_DEV_IDEPCI + depends on IDE=y && BLK_DEV_IDEPCI default y help Probe IDE PCI devices in the order in which they appear on the @@ -752,7 +697,7 @@ endif config BLK_DEV_IDE_PMAC tristate "PowerMac on-board IDE support" - depends on PPC_PMAC && IDE=y && BLK_DEV_IDE=y + depends on PPC_PMAC && IDE=y select IDE_TIMINGS help This driver provides support for the on-board IDE controller on @@ -780,10 +725,6 @@ config BLK_DEV_IDEDMA_PMAC to transfer data to and from memory. Saying Y is safe and improves performance. -config BLK_DEV_IDE_SWARM - tristate "IDE for Sibyte evaluation boards" - depends on SIBYTE_SB1xxx_SOC - config BLK_DEV_IDE_AU1XXX bool "IDE for AMD Alchemy Au1200" depends on SOC_AU1200 @@ -990,6 +931,4 @@ config BLK_DEV_IDEDMA def_bool BLK_DEV_IDEDMA_SFF || BLK_DEV_IDEDMA_PMAC || \ BLK_DEV_IDEDMA_ICS || BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA -endif - endif # IDE |