[openfirmware] [commit] r1792 - dev/olpc/kb3700

[repository service]

Author: rsmith
Date: Wed Apr 28 10:06:57 2010
New Revision: 1792
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/1792

Log:
Add word ops to ec-cmd

- Allows testing of new 16-bit SCI operations.

Modified:
   dev/olpc/kb3700/ecio.fth

Modified: dev/olpc/kb3700/ecio.fth
==============================================================================
--- dev/olpc/kb3700/ecio.fth	Wed Apr 21 10:12:48 2010	(r1791)
+++ dev/olpc/kb3700/ecio.fth	Wed Apr 28 10:06:57 2010	(r1792)
@@ -101,6 +101,7 @@
 : ec-wl    ( -- l )  lbsplit ec-wb ec-wb ec-wb ec-wb ;

: (ec-cmd-b!)  ( b cmd -- )  ec-cmd-out  ec-wb  ;
+: (ec-cmd-w!)  ( b cmd -- )  ec-cmd-out  ec-ww  ;
 : (ec-cmd-l!)  ( l cmd -- )  ec-cmd-out  ec-wl  ;
 : (ec-cmd-b@)  ( cmd -- b )  ec-cmd-out  ec-rb  ;
 : (ec-cmd-w@)  ( cmd -- w )  ec-cmd-out  ec-rw  ;
@@ -129,6 +130,17 @@
    too-many-retries
 ;

+: ec-cmd-w!  ( w cmd -- )
+   #ec-retries  0  do                      ( b cmd )
+      2dup  ['] (ec-cmd-w!) catch  0=  if  ( b cmd )
+         2drop unloop exit
+      then                                 ( b cmd x x )
+      2drop                                ( b cmd )
+   loop                                    ( b cmd )
+   too-many-retries
+;
+
+
 : ec-cmd-l!  ( l cmd -- )
    #ec-retries  0  do                      ( b cmd )
       2dup  ['] (ec-cmd-l!) catch  0=  if  ( b cmd )