[coreboot] EP80579 reference platform

Dustin Harrison dustin.harrison at sutus.com
Tue Apr 27 02:54:50 CEST 2010

On 26/04/2010 6:34 AM, Myles Watson wrote:
>> The problem with Truxton booting in trunk seems to have appeared in the
>> migration to the new Makefile system.
>> If I drop a CONFIG_SSE=y into the .config file using a trunk build I can
>> boot!
>> However, I don't really see how this flag gets set.  Doing a 'grep -RH
>> CONFIG_SSE' points to the two makefile includes that add the enable_sse
>> code, but no references to setting the flag.
> I added it in 5505.  I think we should put an #error in the file that
> uses these instructions if CONFIG_SSE isn't set.
Should we add support for MMX and SSE2 also?

I have also found another issue which I run out of heap space while the 
PCI resource structures are being malloc'ed.  Doubling the heap size 
solves the issue.

Here are the patches I am currently using:
Index: src/cpu/intel/ep80579/Kconfig
--- src/cpu/intel/ep80579/Kconfig       (revision 5505)
+++ src/cpu/intel/ep80579/Kconfig       (working copy)
@@ -1,3 +1,5 @@
  config CPU_INTEL_EP80579
+       select MMX
         select SSE
+       select SSE2
Index: src/mainboard/intel/truxton/Kconfig
--- src/mainboard/intel/truxton/Kconfig (revision 5505)
+++ src/mainboard/intel/truxton/Kconfig (working copy)
@@ -47,3 +47,8 @@
         default 4
         depends on BOARD_INTEL_TRUXTON
+config HEAP_SIZE
+       hex
+       default 0x8000
+       depends on BOARD_INTEL_TRUXTON

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