[openfirmware] r1060 - dev
svn at openfirmware.info
svn at openfirmware.info
Sun Jan 4 00:32:33 CET 2009
Author: wmb
Date: 2009-01-04 00:32:33 +0100 (Sun, 04 Jan 2009)
New Revision: 1060
Modified:
dev/pcibus.fth
Log:
PCI bus driver - error check/graceful handling for hardwired
IO-space BARs that appear to the size prober as too large.
Modified: dev/pcibus.fth
===================================================================
--- dev/pcibus.fth 2009-01-03 23:31:04 UTC (rev 1059)
+++ dev/pcibus.fth 2009-01-03 23:32:33 UTC (rev 1060)
@@ -1085,6 +1085,14 @@
4drop exit
then ( phys.lo,mid,hi size.lo )
+ over io? if ( phys.lo,mid,hi size.lo )
+ dup h# 4000 u>= if ( phys.lo,mid,hi size.lo )
+ ." Can't assign more than 16K of I/O space" cr
+ ." Probably a non-writable BAR at PCI config address " drop h# ff.ffff and u. cr
+ 2drop exit
+ then
+ then
+
\ Mark as already assigned
1 2 pick >assigned dup 1+ >r c! ( phys.lo,mid,hi size.lo ) ( r: adr)
r> 2 pick 64mem? if 1 swap c! else drop then
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