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										 |  |  | 
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										 |  |  | menuconfig I2O | 
					
						
							|  |  |  | 	tristate "I2O device support" | 
					
						
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										 |  |  | 	depends on PCI | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  The Intelligent Input/Output (I2O) architecture allows hardware | 
					
						
							|  |  |  | 	  drivers to be split into two parts: an operating system specific | 
					
						
							|  |  |  | 	  module called the OSM and an hardware specific module called the | 
					
						
							|  |  |  | 	  HDM. The OSM can talk to a whole range of HDM's, and ideally the | 
					
						
							|  |  |  | 	  HDM's are not OS dependent. This allows for the same HDM driver to | 
					
						
							|  |  |  | 	  be used under different operating systems if the relevant OSM is in | 
					
						
							|  |  |  | 	  place. In order for this to work, you need to have an I2O interface | 
					
						
							|  |  |  | 	  adapter card in your computer. This card contains a special I/O | 
					
						
							|  |  |  | 	  processor (IOP), thus allowing high speeds since the CPU does not | 
					
						
							|  |  |  | 	  have to deal with I/O. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  If you say Y here, you will get a choice of interface adapter | 
					
						
							|  |  |  | 	  drivers and OSM's with the following questions. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  modules will be called i2o_core. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  If unsure, say N. | 
					
						
							|  |  |  | 
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										 |  |  | if I2O | 
					
						
							|  |  |  | 
 | 
					
						
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										 |  |  | config I2O_LCT_NOTIFY_ON_CHANGES | 
					
						
							|  |  |  | 	bool "Enable LCT notification" | 
					
						
							|  |  |  | 	default y | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  Only say N here if you have a I2O controller from SUN. The SUN | 
					
						
							|  |  |  | 	  firmware doesn't support LCT notification on changes. If this option | 
					
						
							|  |  |  | 	  is enabled on such a controller the driver will hang up in a endless | 
					
						
							|  |  |  | 	  loop. On all other controllers say Y. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  If unsure, say Y. | 
					
						
							|  |  |  | 
 | 
					
						
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										 |  |  | config I2O_EXT_ADAPTEC | 
					
						
							|  |  |  | 	bool "Enable Adaptec extensions" | 
					
						
							|  |  |  | 	default y | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  Say Y for support of raidutils for Adaptec I2O controllers. You also | 
					
						
							|  |  |  | 	  have to say Y to "I2O Configuration support", "I2O SCSI OSM" below | 
					
						
							|  |  |  | 	  and to "SCSI generic support" under "SCSI device configuration". | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | config I2O_EXT_ADAPTEC_DMA64 | 
					
						
							|  |  |  | 	bool "Enable 64-bit DMA" | 
					
						
							|  |  |  | 	depends on I2O_EXT_ADAPTEC && ( 64BIT || HIGHMEM64G ) | 
					
						
							|  |  |  | 	default y | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  Say Y for support of 64-bit DMA transfer mode on Adaptec I2O | 
					
						
							|  |  |  | 	  controllers. | 
					
						
							|  |  |  | 	  Note: You need at least firmware version 3709. | 
					
						
							|  |  |  | 
 | 
					
						
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										 |  |  | config I2O_CONFIG | 
					
						
							|  |  |  | 	tristate "I2O Configuration support" | 
					
						
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										 |  |  | 	depends on VIRT_TO_BUS | 
					
						
							| 
									
										
										
										
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										 |  |  | 	---help--- | 
					
						
							| 
									
										
										
										
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										 |  |  | 	  Say Y for support of the configuration interface for the I2O adapters. | 
					
						
							|  |  |  | 	  If you have a RAID controller from Adaptec and you want to use the | 
					
						
							|  |  |  | 	  raidutils to manage your RAID array, you have to say Y here. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  module will be called i2o_config. | 
					
						
							|  |  |  | 
 | 
					
						
							| 
									
										
										
										
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										 |  |  | 	  Note: If you want to use the new API you have to download the | 
					
						
							|  |  |  | 	  i2o_config patch from http://i2o.shadowconnect.com/ | 
					
						
							|  |  |  | 
 | 
					
						
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										 |  |  | config I2O_CONFIG_OLD_IOCTL | 
					
						
							|  |  |  | 	bool "Enable ioctls (OBSOLETE)" | 
					
						
							|  |  |  | 	depends on I2O_CONFIG | 
					
						
							|  |  |  | 	default y | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  Enables old ioctls. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | config I2O_BUS | 
					
						
							|  |  |  | 	tristate "I2O Bus Adapter OSM" | 
					
						
							|  |  |  | 	---help--- | 
					
						
							|  |  |  | 	  Include support for the I2O Bus Adapter OSM. The Bus Adapter OSM | 
					
						
							|  |  |  | 	  provides access to the busses on the I2O controller. The main purpose | 
					
						
							|  |  |  | 	  is to rescan the bus to find new devices. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  module will be called i2o_bus. | 
					
						
							|  |  |  | 
 | 
					
						
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										 |  |  | config I2O_BLOCK | 
					
						
							|  |  |  | 	tristate "I2O Block OSM" | 
					
						
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										 |  |  | 	depends on BLOCK | 
					
						
							| 
									
										
										
										
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										 |  |  | 	---help--- | 
					
						
							| 
									
										
										
										
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										 |  |  | 	  Include support for the I2O Block OSM. The Block OSM presents disk | 
					
						
							|  |  |  | 	  and other structured block devices to the operating system. If you | 
					
						
							|  |  |  | 	  are using an RAID controller, you could access the array only by | 
					
						
							|  |  |  | 	  the Block OSM driver. But it is possible to access the single disks | 
					
						
							|  |  |  | 	  by the SCSI OSM driver, for example to monitor the disks. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  module will be called i2o_block. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | config I2O_SCSI | 
					
						
							|  |  |  | 	tristate "I2O SCSI OSM" | 
					
						
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										 |  |  | 	depends on SCSI | 
					
						
							| 
									
										
										
										
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										 |  |  | 	---help--- | 
					
						
							| 
									
										
										
										
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										 |  |  | 	  Allows direct SCSI access to SCSI devices on a SCSI or FibreChannel | 
					
						
							|  |  |  | 	  I2O controller. You can use both the SCSI and Block OSM together if | 
					
						
							|  |  |  | 	  you wish. To access a RAID array, you must use the Block OSM driver. | 
					
						
							|  |  |  | 	  But you could use the SCSI OSM driver to monitor the single disks. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  module will be called i2o_scsi. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | config I2O_PROC | 
					
						
							|  |  |  | 	tristate "I2O /proc support" | 
					
						
							| 
									
										
										
										
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										 |  |  | 	---help--- | 
					
						
							| 
									
										
										
										
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										 |  |  | 	  If you say Y here and to "/proc file system support", you will be | 
					
						
							|  |  |  | 	  able to read I2O related information from the virtual directory | 
					
						
							|  |  |  | 	  /proc/i2o. | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	  To compile this support as a module, choose M here: the | 
					
						
							|  |  |  | 	  module will be called i2o_proc. | 
					
						
							|  |  |  | 
 | 
					
						
							| 
									
										
										
										
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										 |  |  | endif # I2O |