david/ipxe
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14 Commits

Author SHA1 Message Date
Michael Brown
8406115834 [build] Rename gPXE to iPXE
Access to the gpxe.org and etherboot.org domains and associated
resources has been revoked by the registrant of the domain.  Work
around this problem by renaming project from gPXE to iPXE, and
updating URLs to match.

Also update README, LOG and COPYRIGHTS to remove obsolete information.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
2010-04-19 23:43:39 +01:00
Michael Brown
d944794680 [scsi] Generalise iscsi_parse_lun() to scsi_parse_lun() 2009-08-10 19:30:41 +01:00
Michael Brown
976f12c501 [scsi] Generalise iscsi_detached_command() to scsi_detached_command() 2009-08-10 19:29:40 +01:00
Michael Brown
acfd7cc609 [scsi] Improve SCSI debugging 2009-07-17 23:00:46 +01:00
Michael Brown
1d8d8ef2c8 [scsi] Make SCSI command issuing partially asynchronous
Move the icky call to step() from iscsi.c to scsi.c; this takes it at
least one step further away from where it really doesn't belong.
2009-07-17 23:00:09 +01:00
Michael Brown
c44a193d0d [legal] Add a selection of FILE_LICENCE declarations
Add FILE_LICENCE declarations to almost all files that make up the
various standard builds of gPXE.
2009-05-18 08:33:25 +01:00
Michael Brown
78d426d196 [scsi] Fix DBG() message reporting of error number 2009-02-19 10:37:30 +00:00
Michael Brown
b111bdfb00 [scsi] Cope with targets that send multiple CHECK CONDITIONS at power-on
Some targets send a spurious CHECK CONDITION message in response to
the first SCSI command.  We issue (and ignore the status of) an
arbitary harmless SCSI command (a READ CAPACITY (10)) in order to draw
out this response.

The Solaris Comstar target seems to send more than one spurious CHECK
CONDITION response.  Attempt up to SCSI_MAX_DUMMY_READ_CAP dummy READ
CAPACITY (10) commands before assuming that error responses are
meaningful.

Problem reported by Kristof Van Doorsselaere <kvandoor@aserver.com>
and Shiva Shankar <802.11e@gmail.com>.
2009-01-30 13:32:53 +00:00
Laurent Vivier
a2686a55c4 [blockdev] Move block device operations to structure block_device_operations
Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
2008-11-19 20:04:43 +00:00
Michael Brown
a39b111684 Automatically select between the "10" and "16" variants of command set,
based on the device size.
2006-12-12 18:54:35 +00:00
Michael Brown
3bd7e479a2 Catch SCSI errors, and work around the start-of-day CHECK CONDITION
that some targets send.
2006-12-12 18:18:54 +00:00
Michael Brown
402ba15c64 READ CAPACITY (16) turns out to be an optional command (even though
READ(16) is mandatory); we must use READ CAPACITY (10) first and then
use READ CAPACITY (16) if the READ CAPACITY (10) returns "out of range".
2006-05-19 18:54:38 +00:00
Michael Brown
d48d0fb1bb Add the concept of a "user pointer" (similar to the void __user * in
the kernel), which encapsulates the information needed to refer to an
external buffer.  Under normal operation, this can just be a void *
equivalent, but under -DKEEP_IT_REAL it would be a segoff_t equivalent.

Use this concept to avoid the need for bounce buffers in int13.c,
which reduces memory usage and opens up the possibility of using
multi-sector reads.

Extend the block-device API and the SCSI block device implementation
to support multi-sector reads.

Update iscsi.c to use user buffers.

Move the obsolete portions of realmode.h to old_realmode.h.

MS-DOS now boots an order of magnitude faster over iSCSI (~10 seconds
from power-up to C:> prompt in bochs).
2006-05-19 15:06:51 +00:00
Michael Brown
f33f01c126 Defined SCSI device interface, and added SCSI block device
implementation.
2006-05-13 11:37:50 +00:00