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From: Sheng Yang <sheng@linux.intel.com>
To: Keir Fraser <keir.fraser@eu.citrix.com>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>,
	Ian Pratt <Ian.Pratt@eu.citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
	xen-devel <xen-devel@lists.xensource.com>,
	linux-kernel@vger.kernel.org,
	Keir Fraser <keir.fraser@citrix.com>,
	Sheng Yang <sheng@linux.intel.com>
Subject: [PATCH 2/7] xen: Import cpuid.h from Xen
Date: Mon,  1 Mar 2010 17:38:30 +0800	[thread overview]
Message-ID: <1267436315-24486-3-git-send-email-sheng@linux.intel.com> (raw)
In-Reply-To: <1267436315-24486-1-git-send-email-sheng@linux.intel.com>

From: Keir Fraser <keir.fraser@citrix.com>

Which would be used by CPUID detection later

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
---
 arch/x86/include/asm/xen/cpuid.h |   68 ++++++++++++++++++++++++++++++++++++++
 1 files changed, 68 insertions(+), 0 deletions(-)
 create mode 100644 arch/x86/include/asm/xen/cpuid.h

diff --git a/arch/x86/include/asm/xen/cpuid.h b/arch/x86/include/asm/xen/cpuid.h
new file mode 100644
index 0000000..8787f03
--- /dev/null
+++ b/arch/x86/include/asm/xen/cpuid.h
@@ -0,0 +1,68 @@
+/******************************************************************************
+ * arch/include/asm/xen/cpuid.h
+ *
+ * CPUID interface to Xen.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Copyright (c) 2007 Citrix Systems, Inc.
+ *
+ * Authors:
+ *    Keir Fraser <keir.fraser@citrix.com>
+ */
+
+#ifndef __ASM_X86_XEN_CPUID_H__
+#define __ASM_X86_XEN_CPUID_H__
+
+/* Xen identification leaves start at 0x40000000. */
+#define XEN_CPUID_FIRST_LEAF 0x40000000
+#define XEN_CPUID_LEAF(i)    (XEN_CPUID_FIRST_LEAF + (i))
+
+/*
+ * Leaf 1 (0x40000000)
+ * EAX: Largest Xen-information leaf. All leaves up to an including @EAX
+ *      are supported by the Xen host.
+ * EBX-EDX: "XenVMMXenVMM" signature, allowing positive identification
+ *      of a Xen host.
+ */
+#define XEN_CPUID_SIGNATURE_EBX 0x566e6558 /* "XenV" */
+#define XEN_CPUID_SIGNATURE_ECX 0x65584d4d /* "MMXe" */
+#define XEN_CPUID_SIGNATURE_EDX 0x4d4d566e /* "nVMM" */
+
+/*
+ * Leaf 2 (0x40000001)
+ * EAX[31:16]: Xen major version.
+ * EAX[15: 0]: Xen minor version.
+ * EBX-EDX: Reserved (currently all zeroes).
+ */
+
+/*
+ * Leaf 3 (0x40000002)
+ * EAX: Number of hypercall transfer pages. This register is always guaranteed
+ *      to specify one hypercall page.
+ * EBX: Base address of Xen-specific MSRs.
+ * ECX: Features 1. Unused bits are set to zero.
+ * EDX: Features 2. Unused bits are set to zero.
+ */
+
+/* Does the host support MMU_PT_UPDATE_PRESERVE_AD for this guest? */
+#define _XEN_CPUID_FEAT1_MMU_PT_UPDATE_PRESERVE_AD 0
+#define XEN_CPUID_FEAT1_MMU_PT_UPDATE_PRESERVE_AD  (1u<<0)
+
+#endif /* __XEN_PUBLIC_ARCH_X86_CPUID_H__ */
-- 
1.5.4.5


  parent reply	other threads:[~2010-03-01  9:37 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-01  9:38 [PATCH 0/7][v4] PV extension of HVM (Hybrid) for Xen Sheng Yang
2010-03-01  9:38 ` [PATCH 1/7] xen: add support for hvm_op Sheng Yang
2010-03-01  9:38   ` Sheng Yang
2010-03-01  9:38 ` Sheng Yang [this message]
2010-03-01  9:38 ` [PATCH 3/7] xen/hvm: Xen PV extension of HVM initialization Sheng Yang
2010-03-02  1:02   ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-02  1:02     ` Jeremy Fitzhardinge
2010-03-02  1:38     ` [Xen-devel] " Sheng Yang
2010-03-02  1:38       ` Sheng Yang
2010-03-02  1:43       ` Jeremy Fitzhardinge
2010-03-02  9:22       ` Ian Campbell
2010-03-02 20:17         ` Jeremy Fitzhardinge
2010-03-02 20:17           ` Jeremy Fitzhardinge
2010-03-03 11:35           ` [Xen-devel] " Stefano Stabellini
2010-03-03 11:35             ` Stefano Stabellini
2010-03-03 17:35             ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-03 17:41               ` Stefano Stabellini
2010-03-03 17:41                 ` Stefano Stabellini
2010-03-04 10:18                 ` [Xen-devel] " Ian Campbell
2010-03-04 10:18                   ` Ian Campbell
2010-03-01  9:38 ` [PATCH 4/7] xen: The entrance for PV extension of HVM Sheng Yang
2010-03-02  1:05   ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-02  1:41     ` Sheng Yang
2010-03-01  9:38 ` [PATCH 5/7] xen: Make event channel work with " Sheng Yang
2010-03-01  9:38   ` Sheng Yang
2010-03-02  1:38   ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-02  5:48     ` Sheng Yang
2010-03-03 18:31       ` Jeremy Fitzhardinge
2010-03-04  5:37     ` Sheng Yang
2010-03-04  5:37       ` Sheng Yang
2010-03-04 11:58       ` [Xen-devel] " Stefano Stabellini
2010-03-04 11:58         ` Stefano Stabellini
2010-03-08 22:31         ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-08 22:31           ` Jeremy Fitzhardinge
2010-03-01  9:38 ` [PATCH 6/7] xen: Unified checking for Xen of PV drivers to xenbus_register_frontend() Sheng Yang
2010-03-02  1:45   ` [Xen-devel] " Jeremy Fitzhardinge
2010-03-01  9:38 ` [PATCH 7/7] xen: Enable grant table and xenbus for PV extension of HVM Sheng Yang
2010-03-01 17:38   ` [LKML] " Konrad Rzeszutek Wilk
2010-03-01 17:38     ` Konrad Rzeszutek Wilk
2010-03-02  1:13     ` Sheng Yang
2010-03-02  1:13       ` Sheng Yang
2010-03-02  1:21     ` Sheng Yang
2010-03-02  1:21       ` Sheng Yang
2010-03-02 13:41       ` Konrad Rzeszutek Wilk
2010-03-02 14:09         ` Ian Campbell
2010-03-02 14:09           ` Ian Campbell
2010-03-02  0:42 ` [Xen-devel] [PATCH 0/7][v4] PV extension of HVM (Hybrid) for Xen Jeremy Fitzhardinge
2010-03-02  1:26   ` Sheng Yang
2010-03-02  1:32     ` Jeremy Fitzhardinge
2010-03-02  1:32       ` Jeremy Fitzhardinge
2010-03-02  1:34       ` [Xen-devel] " Sheng Yang
2010-03-02  3:20     ` Dong, Eddie
2010-03-02  3:20       ` Dong, Eddie
  -- strict thread matches above, loose matches on Subject: below --
2010-03-08  7:18 [PATCH 0/7][v7] " Sheng Yang
2010-03-08  7:18 ` [PATCH 2/7] xen: Import cpuid.h from Xen Sheng Yang
2010-03-05  6:07 [PATCH 0/7][v6] PV extension of HVM (Hybrid) for Xen Sheng Yang
2010-03-05  6:07 ` [PATCH 2/7] xen: Import cpuid.h from Xen Sheng Yang
2010-03-04  9:36 [PATCH 0/7][v5] PV extension of HVM (Hybrid) for Xen Sheng Yang
2010-03-04  9:36 ` [PATCH 2/7] xen: Import cpuid.h from Xen Sheng Yang
2010-02-08  8:05 [PATCH 0/7][v3] PV featured HVM(Hybrid) for Xen Sheng Yang
2010-02-08  8:05 ` [PATCH 2/7] xen: Import cpuid.h from Xen Sheng Yang

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