kbuild: ia64 use generic asm-offsets.h support
[linux-2.6.git] / arch / ia64 / kernel / ivt.S
index b28d221..3ba8384 100644 (file)
@@ -44,7 +44,7 @@
 #include <asm/break.h>
 #include <asm/ia32.h>
 #include <asm/kregs.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/pgtable.h>
 #include <asm/processor.h>
 #include <asm/ptrace.h>
@@ -1243,6 +1243,25 @@ END(disabled_fp_reg)
 // 0x5600 Entry 26 (size 16 bundles) Nat Consumption (11,23,37,50)
 ENTRY(nat_consumption)
        DBG_FAULT(26)
+
+       mov r16=cr.ipsr
+       mov r17=cr.isr
+       mov r31=pr                              // save PR
+       ;;
+       and r18=0xf,r17                         // r18 = cr.ipsr.code{3:0}
+       tbit.z p6,p0=r17,IA64_ISR_NA_BIT
+       ;;
+       cmp.ne.or p6,p0=IA64_ISR_CODE_LFETCH,r18
+       dep r16=-1,r16,IA64_PSR_ED_BIT,1
+(p6)   br.cond.spnt 1f         // branch if (cr.ispr.na == 0 || cr.ipsr.code{3:0} != LFETCH)
+       ;;
+       mov cr.ipsr=r16         // set cr.ipsr.na
+       mov pr=r31,-1
+       ;;
+       rfi
+
+1:     mov pr=r31,-1
+       ;;
        FAULT(26)
 END(nat_consumption)