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Date: Fri, 22 Feb 2008 22:05:32 +0100 From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com> To: linux-ide@...r.kernel.org Cc: linux-kernel@...r.kernel.org Subject: [PATCH] ide: remove ide-tape documentation from Documentation/ide.txt More complete documentation is available in Documentation/ide/ide-tape.txt. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com> --- Documentation/ide.txt | 47 ----------------------------------------------- 1 file changed, 47 deletions(-) Index: b/Documentation/ide.txt =================================================================== --- a/Documentation/ide.txt +++ b/Documentation/ide.txt @@ -279,53 +279,6 @@ You also need to use "probe" kernel para ================================================================================ -IDE ATAPI streaming tape driver -------------------------------- - -This driver is a part of the Linux ide driver and works in co-operation -with linux/drivers/block/ide.c. - -The driver, in co-operation with ide.c, basically traverses the -request-list for the block device interface. The character device -interface, on the other hand, creates new requests, adds them -to the request-list of the block device, and waits for their completion. - -Pipelined operation mode is now supported on both reads and writes. - -The block device major and minor numbers are determined from the -tape's relative position in the ide interfaces, as explained in ide.c. - -The character device interface consists of the following devices: - - ht0 major 37, minor 0 first IDE tape, rewind on close. - ht1 major 37, minor 1 second IDE tape, rewind on close. - ... - nht0 major 37, minor 128 first IDE tape, no rewind on close. - nht1 major 37, minor 129 second IDE tape, no rewind on close. - ... - -Run /dev/MAKEDEV to create the above entries. - -The general magnetic tape commands compatible interface, as defined by -include/linux/mtio.h, is accessible through the character device. - -General ide driver configuration options, such as the interrupt-unmask -flag, can be configured by issuing an ioctl to the block device interface, -as any other ide device. - -Our own ide-tape ioctl's can be issued to either the block device or -the character device interface. - -Maximal throughput with minimal bus load will usually be achieved in the -following scenario: - - 1. ide-tape is operating in the pipelined operation mode. - 2. No buffering is performed by the user backup program. - - - -================================================================================ - Some Terminology ---------------- IDE = Integrated Drive Electronics, meaning that each drive has a built-in -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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