diff options
Diffstat (limited to 'arch/mips/kvm/commpage.c')
-rw-r--r-- | arch/mips/kvm/commpage.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/mips/kvm/commpage.c b/arch/mips/kvm/commpage.c new file mode 100644 index 000000000000..2d6e976d1add --- /dev/null +++ b/arch/mips/kvm/commpage.c | |||
@@ -0,0 +1,33 @@ | |||
1 | /* | ||
2 | * This file is subject to the terms and conditions of the GNU General Public | ||
3 | * License. See the file "COPYING" in the main directory of this archive | ||
4 | * for more details. | ||
5 | * | ||
6 | * commpage, currently used for Virtual COP0 registers. | ||
7 | * Mapped into the guest kernel @ 0x0. | ||
8 | * | ||
9 | * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. | ||
10 | * Authors: Sanjay Lal <sanjayl@kymasys.com> | ||
11 | */ | ||
12 | |||
13 | #include <linux/errno.h> | ||
14 | #include <linux/err.h> | ||
15 | #include <linux/module.h> | ||
16 | #include <linux/vmalloc.h> | ||
17 | #include <linux/fs.h> | ||
18 | #include <linux/bootmem.h> | ||
19 | #include <asm/page.h> | ||
20 | #include <asm/cacheflush.h> | ||
21 | #include <asm/mmu_context.h> | ||
22 | |||
23 | #include <linux/kvm_host.h> | ||
24 | |||
25 | #include "commpage.h" | ||
26 | |||
27 | void kvm_mips_commpage_init(struct kvm_vcpu *vcpu) | ||
28 | { | ||
29 | struct kvm_mips_commpage *page = vcpu->arch.kseg0_commpage; | ||
30 | |||
31 | /* Specific init values for fields */ | ||
32 | vcpu->arch.cop0 = &page->cop0; | ||
33 | } | ||