[openfirmware] [commit] r3213 - cpu/arm

[repository service]

Author: wmb
Date: Thu Aug 23 22:12:25 2012
New Revision: 3213
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3213

Log:
ARM - Added linux,usable-memory property to /memory to work around the fact that Linux does not honor the "available" property.

Modified:
   cpu/arm/linux.fth

Modified: cpu/arm/linux.fth
==============================================================================
--- cpu/arm/linux.fth	Wed Aug 22 09:15:00 2012	(r3212)
+++ cpu/arm/linux.fth	Thu Aug 23 22:12:25 2012	(r3213)
@@ -94,6 +94,12 @@
 true value use-fdt?
 : use-fdt  ( -- )  true to use-fdt?  ;
 
+: make-usable-property  ( -- )
+   " /memory" find-device
+   0 encode-int  linux-memtop encode-int encode+  " linux,usable-memory" property
+   device-end
+;
+
 h# 10000 constant /fdt-max
 : linux-fixup  ( -- )
 [ifdef] linux-logo  linux-logo  [then]
@@ -107,6 +113,7 @@
    arm-linux-machine-type to r1
 [ifdef] flatten-device-tree
    use-fdt?  if
+      make-usable-property
       ramdisk-adr ?dup 0=  if  load-base  then  /fdt-max -  to linux-params
       linux-params /fdt-max flatten-device-tree
    else