Changeset 3497

Timestamp:

Dec 14, 2012 3:35:10 PM (5 months ago)

Author:

wmb

Message:

OLPC ARM - The SP command protocol had redundant "unlock"s that may have caused conflicts between foreground and interrupt queue polling.

File:

• cpu/arm/olpc/spcmd.fth (modified) (2 diffs)

cpu/arm/olpc/spcmd.fth

@@ -81 +81 @@
 
 : deque?  ( channel# -- false | entry true )
-   lock
-   select-queue  if  unlock false exit  then
+   select-queue  if  false exit  then
    head @  tail @  <>  if
       q head @ ca+ c@   head inc-q-ptr  true
@@ -88 +87 @@
       false
    then
-   unlock
 ;