[openfirmware] r1374 - cpu/x86/pc/olpc/via dev/olpc/kb3700

[svn at openfirmware.info]

Author: wmb
Date: 2009-09-24 08:10:34 +0200 (Thu, 24 Sep 2009)
New Revision: 1374

Modified:
   cpu/x86/pc/olpc/via/devices.fth
   dev/olpc/kb3700/ecio.fth
Log:
Via - added uncache-flash so edits to manufacturing data are stable.


Modified: cpu/x86/pc/olpc/via/devices.fth
===================================================================
--- cpu/x86/pc/olpc/via/devices.fth	2009-09-24 06:09:14 UTC (rev 1373)
+++ cpu/x86/pc/olpc/via/devices.fth	2009-09-24 06:10:34 UTC (rev 1374)
@@ -216,6 +216,8 @@
 : stand-init-io  stand-init-io  h# fff0.0000 to flash-base  ;
 warning !
 
+: uncache-flash  ( -- )  h# 202 msr@  h# ff invert and  h# 202 msr!  ;
+
 fload ${BP}/dev/olpc/spiflash/spiif.fth     \ Generic low-level SPI bus access
 fload ${BP}/dev/olpc/spiflash/spiflash.fth  \ SPI FLASH programming
 fload ${BP}/dev/olpc/kb3700/ecspi.fth       \ EC chip SPI FLASH access

Modified: dev/olpc/kb3700/ecio.fth
===================================================================
--- dev/olpc/kb3700/ecio.fth	2009-09-24 06:09:14 UTC (rev 1373)
+++ dev/olpc/kb3700/ecio.fth	2009-09-24 06:10:34 UTC (rev 1374)
@@ -311,6 +311,7 @@
 
    ['] io-spi-reprogrammed to spi-reprogrammed
    use-mem-flash-read
+   [ifdef] uncache-flash  uncache-flash  [then]
 
    7 to spi-us   \ Measured time for "1 fea9 ec!" is 7.9 uS