[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
bool
+ 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 @@
int
default 4
depends on BOARD_INTEL_TRUXTON
+
+config HEAP_SIZE
+ hex
+ default 0x8000
+ depends on BOARD_INTEL_TRUXTON
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