linux-kernel - [PATCH 19/31] mips/kvm: Add host definitions for MIPS VZ based host.

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Message-Id: <1370646215-6543-20-git-send-email-ddaney.cavm@gmail.com>
Date:	Fri,  7 Jun 2013 16:03:23 -0700
From:	David Daney <ddaney.cavm@...il.com>
To:	linux-mips@...ux-mips.org, ralf@...ux-mips.org,
	kvm@...r.kernel.org, Sanjay Lal <sanjayl@...asys.com>
Cc:	linux-kernel@...r.kernel.org, David Daney <david.daney@...ium.com>
Subject: [PATCH 19/31] mips/kvm: Add host definitions for MIPS VZ based host.

From: David Daney <david.daney@...ium.com>

Signed-off-by: David Daney <david.daney@...ium.com>
---
 arch/mips/include/asm/kvm_mips_vz.h | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 arch/mips/include/asm/kvm_mips_vz.h

diff --git a/arch/mips/include/asm/kvm_mips_vz.h b/arch/mips/include/asm/kvm_mips_vz.h
new file mode 100644
index 0000000..dfc6951
--- /dev/null
+++ b/arch/mips/include/asm/kvm_mips_vz.h
@@ -0,0 +1,29 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2013 Cavium, Inc.
+ */
+#ifndef _ASM_KVM_MIPS_VZ_H
+#define _ASM_KVM_MIPS_VZ_H
+
+struct kvm;
+
+struct kvm_mips_vz {
+	struct mutex guest_mm_lock;
+	pgd_t *pgd;			/* Translations for this host. */
+	spinlock_t irq_chip_lock;
+	struct page *irq_chip;
+	unsigned int asid[NR_CPUS];	/* Per CPU ASIDs for pgd. */
+};
+
+bool mipsvz_page_fault(struct pt_regs *regs, unsigned long write,
+		       unsigned long address);
+
+bool mipsvz_cp_unusable(struct pt_regs *regs);
+int mipsvz_arch_init(void *opaque);
+int mipsvz_arch_hardware_enable(void *garbage);
+int mipsvz_init_vm(struct kvm *kvm, unsigned long type);
+
+#endif /* _ASM_KVM_MIPS_VZ_H */
-- 
1.7.11.7

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