This will also set the protection key for identity mapped EFI memory
handled by itlb_miss, as it branches to alt_itlb_miss
Without this HP rx3600 machines will not boot
Cc: Isaku Yamahata <[EMAIL PROTECTED]>
Cc: Tristan Gingold <[EMAIL PROTECTED]>
Signed-off-by: Simon Horman <[EMAIL PROTECTED]>
Index: 20071119-ia64/xen/arch/ia64/xen/ivt.S
===================================================================
--- 20071119-ia64.orig/xen/arch/ia64/xen/ivt.S 2007-11-25 22:56:35.000000000
-0700
+++ 20071119-ia64/xen/arch/ia64/xen/ivt.S 2007-11-25 22:58:29.000000000
-0700
@@ -194,7 +194,12 @@
;;
late_alt_itlb_miss:
mov r21=cr.ipsr
+ cmp.eq p6,p0=0x18,r22 // address == 0xe...
+ cmp.eq p7,p0=0x1c,r22 // address == 0xf...
movl r17=PAGE_KERNEL
+ ;;
+(p6) movl r17=(__DIRTY_BITS | _PAGE_AR_RWX | _PAGE_PL_PRIV | _PAGE_MA_UC)
+(p7) movl r17=(__DIRTY_BITS | _PAGE_AR_RWX)
movl r19=(((1 << IA64_MAX_PHYS_BITS) - 1) & ~0xfff)
;;
mov r20=cr.itir
--
--
Horms
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