From: Ben Gras <ben@minix3.org>
Date: Mon, 18 May 2009 15:56:13 +0000 (+0000)
Subject: 4MB mask
X-Git-Tag: v3.1.4~25
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zlib_tech.html?a=commitdiff_plain;h=fe39483dc90bee6c75bebabd08935431d4f35dcd;p=minix.git

4MB mask
---

diff --git a/include/sys/vm_i386.h b/include/sys/vm_i386.h
index 8932dffb3..7fd137ffd 100644
--- a/include/sys/vm_i386.h
+++ b/include/sys/vm_i386.h
@@ -13,6 +13,7 @@ sys/vm_i386.h
 #define I386_VM_PCD	0x010	/* Cache disable */
 #define I386_VM_ACC	0x020	/* Accessed */
 #define I386_VM_ADDR_MASK 0xFFFFF000 /* physical address */
+#define I386_VM_ADDR_MASK_4MB 0xFFC00000 /* physical address */
 
 /* Page directory specific flags. */
 #define I386_VM_BIGPAGE	0x080	/* 4MB page */