From: Wei Huang <wei.huang2@amd.com>
To: "'xen-devel@lists.xensource.com'" <xen-devel@lists.xensource.com>,
Keir Fraser <keir.fraser@eu.citrix.com>,
"Xu, Dongxiao" <dongxiao.xu@intel.com>
Subject: [PATCH][1/4] Enable 1GB for Xen HVM host page
Date: Mon, 22 Feb 2010 11:17:44 -0600 [thread overview]
Message-ID: <4B82BC38.5090008@amd.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 188 bytes --]
To support 1GB host page, this patch changes the MMIO starting address
to 1GB boundary.
Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Wei Huang <wei.huang2@amd.com>
[-- Attachment #2: 1-xen-hap-change-mmio-space.patch --]
[-- Type: text/x-patch, Size: 777 bytes --]
# HG changeset patch
# User huangwei@huangwei.amd.com
# Date 1266853444 21600
# Node ID 1d166c5703256ab97225c6ae46ac87dd5bd07e89
# Parent 94e009ef5a58c02d4fe78fcc4c85627b469ee937
change the beginning address of MMIO space to 1GB boundary
diff -r 94e009ef5a58 -r 1d166c570325 xen/include/public/hvm/e820.h
--- a/xen/include/public/hvm/e820.h Mon Feb 22 10:08:10 2010 +0000
+++ b/xen/include/public/hvm/e820.h Mon Feb 22 09:44:04 2010 -0600
@@ -27,7 +27,7 @@
#define HVM_E820_NR_OFFSET 0x000001E8
#define HVM_E820_OFFSET 0x000002D0
-#define HVM_BELOW_4G_RAM_END 0xF0000000
+#define HVM_BELOW_4G_RAM_END 0xC0000000
#define HVM_BELOW_4G_MMIO_START HVM_BELOW_4G_RAM_END
#define HVM_BELOW_4G_MMIO_LENGTH ((1ULL << 32) - HVM_BELOW_4G_MMIO_START)
[-- Attachment #3: Type: text/plain, Size: 138 bytes --]
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next reply other threads:[~2010-02-22 17:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-22 17:17 Wei Huang [this message]
2010-02-23 7:56 ` [PATCH][1/4] Enable 1GB for Xen HVM host page Keir Fraser
2010-02-23 15:03 ` Huang2, Wei
2010-02-24 4:25 ` Xu, Dongxiao
2010-02-24 9:12 ` Keir Fraser
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