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usb-storage: Fix cbwflags field 

SCSI layer represents DIR as TRUE or FALSE, and for SLOF TRUE is -1
and FALSE is 0, convert that to proper direction when building the
CBW

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
This commit is contained in:
Nikunj A Dadhania 2013-08-23 16:00:09 +05:30
parent 7eca6a5e56
commit 9545b3dc96
1 changed files with 6 additions and 0 deletions
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6
slof/fs/usb/dev-storage.fs
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@ -145,6 +145,12 @@ CONSTANT cbw-length
cbw-addr cbw-length erase ( tag xfer-len dir lun cmd-len )
cbw-addr cbw>cblen c! ( tag xfer-len dir lun )
cbw-addr cbw>lun c! ( tag xfer-len dir )
\ dir is true or false
\ bmCBWFlags
\ BIT 7 Direction
\ 0 - OUT
\ 1 - IN
IF 80 ELSE 0 THEN
cbw-addr cbw>flags c! ( tag xfer-len )
cbw-addr cbw>len l!-le ( tag )
cbw-addr cbw>tag l!-le ( )