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-rw-r--r--arch/ia64/xen/hypervisor.c97
1 files changed, 0 insertions, 97 deletions
diff --git a/arch/ia64/xen/hypervisor.c b/arch/ia64/xen/hypervisor.c
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--- a/arch/ia64/xen/hypervisor.c
+++ /dev/null
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-/******************************************************************************
- * arch/ia64/xen/hypervisor.c
- *
- * Copyright (c) 2006 Isaku Yamahata <yamahata at valinux co jp>
- * VA Linux Systems Japan K.K.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <linux/efi.h>
-#include <linux/export.h>
-#include <asm/xen/hypervisor.h>
-#include <asm/xen/privop.h>
-
-#include "irq_xen.h"
-
-struct shared_info *HYPERVISOR_shared_info __read_mostly =
- (struct shared_info *)XSI_BASE;
-EXPORT_SYMBOL(HYPERVISOR_shared_info);
-
-DEFINE_PER_CPU(struct vcpu_info *, xen_vcpu);
-
-struct start_info *xen_start_info;
-EXPORT_SYMBOL(xen_start_info);
-
-EXPORT_SYMBOL(xen_domain_type);
-
-EXPORT_SYMBOL(__hypercall);
-
-/* Stolen from arch/x86/xen/enlighten.c */
-/*
- * Flag to determine whether vcpu info placement is available on all
- * VCPUs. We assume it is to start with, and then set it to zero on
- * the first failure. This is because it can succeed on some VCPUs
- * and not others, since it can involve hypervisor memory allocation,
- * or because the guest failed to guarantee all the appropriate
- * constraints on all VCPUs (ie buffer can't cross a page boundary).
- *
- * Note that any particular CPU may be using a placed vcpu structure,
- * but we can only optimise if the all are.
- *
- * 0: not available, 1: available
- */
-
-static void __init xen_vcpu_setup(int cpu)
-{
- /*
- * WARNING:
- * before changing MAX_VIRT_CPUS,
- * check that shared_info fits on a page
- */
- BUILD_BUG_ON(sizeof(struct shared_info) > PAGE_SIZE);
- per_cpu(xen_vcpu, cpu) = &HYPERVISOR_shared_info->vcpu_info[cpu];
-}
-
-void __init xen_setup_vcpu_info_placement(void)
-{
- int cpu;
-
- for_each_possible_cpu(cpu)
- xen_vcpu_setup(cpu);
-}
-
-void
-xen_cpu_init(void)
-{
- xen_smp_intr_init();
-}
-
-/**************************************************************************
- * opt feature
- */
-void
-xen_ia64_enable_opt_feature(void)
-{
- /* Enable region 7 identity map optimizations in Xen */
- struct xen_ia64_opt_feature optf;
-
- optf.cmd = XEN_IA64_OPTF_IDENT_MAP_REG7;
- optf.on = XEN_IA64_OPTF_ON;
- optf.pgprot = pgprot_val(PAGE_KERNEL);
- optf.key = 0; /* No key on linux. */
- HYPERVISOR_opt_feature(&optf);
-}

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