Changeset 3051

Timestamp:

Jul 12, 2012 8:29:04 AM (11 months ago)

Author:

quozl

Message:

OLPC XO-1.75 - move the ramdisk below load-base, as linux will not boot with it in the second half of 1GB units, add room below load-base, which can be thought of as a border between where stuff is initially loaded into, vs where stuff is moved to, #12008

Location:

cpu/arm

Files:

• linux.fth (modified) (2 diffs)
• olpc/addrs.fth (modified) (1 diff)

cpu/arm/linux.fth

@@ -108 +108 @@
 [ifdef] flatten-device-tree
    use-fdt?  if
-      ramdisk-adr ?dup 0=  if  mapped-limit  then  /fdt-max -  to linux-params
+      ramdisk-adr ?dup 0=  if  load-base  then  /fdt-max -  to linux-params
       linux-params /fdt-max flatten-device-tree
    else
@@ -126 +126 @@
    to /ramdisk                                    ( adr )
 
-   mapped-limit  /ramdisk -                       ( adr new-ramdisk-adr )
+   load-base  /ramdisk -                          ( adr new-ramdisk-adr )
    tuck /ramdisk move                             ( new-ramdisk-adr )
 \  dup to linux-memtop

cpu/arm/olpc/addrs.fth

@@ -32 +32 @@
 
 \ h# 0110.0000 constant def-load-base
-h# 0800.0000 constant def-load-base
+h# 0c00.0000 constant def-load-base
 
 \ The heap starts at RAMtop, which on this system is "fw-mem-pa /fw-mem +"