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From: Marcel Moolenaar <marcel@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Subject: PERFORCE change 30230 for review
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http://perforce.freebsd.org/chv.cgi?CH=30230

Change 30230 by marcel@marcel_nfs on 2003/04/30 19:03:36

	Diff reduction: Remove EPC related code from this branch.

Affected files ...

.. //depot/projects/ia64/sys/ia64/ia64/machdep.c#65 edit

Differences ...

==== //depot/projects/ia64/sys/ia64/ia64/machdep.c#65 (text+ko) ====

@@ -103,8 +103,6 @@
 
 extern u_int64_t kernel_text[], _end[];
 
-extern u_int64_t ia64_gateway_page[];
-
 FPSWA_INTERFACE *fpswa_interface;
 
 u_int64_t ia64_pal_base;
@@ -329,39 +327,6 @@
 	__asm __volatile("srlz.d");
 }
 
-void
-map_gateway_page(void)
-{
-	struct ia64_pte pte;
-	u_int64_t psr;
-
-	bzero(&pte, sizeof(pte));
-	pte.pte_p = 1;
-	pte.pte_ma = PTE_MA_WB;
-	pte.pte_a = 1;
-	pte.pte_d = 1;
-	pte.pte_pl = PTE_PL_KERN;
-	pte.pte_ar = PTE_AR_X_RX;
-	pte.pte_ppn = IA64_RR_MASK((u_int64_t)ia64_gateway_page) >> 12;
-
-	__asm __volatile("ptr.d %0,%1; ptr.i %0,%1" ::
-	    "r"(VM_MAX_ADDRESS), "r"(PAGE_SHIFT << 2));
-
-	__asm __volatile("mov	%0=psr" : "=r"(psr));
-	__asm __volatile("rsm	psr.ic|psr.i");
-	__asm __volatile("srlz.i");
-	__asm __volatile("mov	cr.ifa=%0" :: "r"(VM_MAX_ADDRESS));
-	__asm __volatile("mov	cr.itir=%0" :: "r"(PAGE_SHIFT << 2));
-	__asm __volatile("itr.d	dtr[%0]=%1" :: "r"(3), "r"(*(u_int64_t*)&pte));
-	__asm __volatile("srlz.d");		/* XXX not needed. */
-	__asm __volatile("itr.i	itr[%0]=%1" :: "r"(3), "r"(*(u_int64_t*)&pte));
-	__asm __volatile("mov	psr.l=%0" :: "r" (psr));
-	__asm __volatile("srlz.i");
-
-	/* Expose the mapping to userland in ar.k7 */
-	ia64_set_k7(VM_MAX_ADDRESS);
-}
-
 static void
 calculate_frequencies(void)
 {