patch-2.4.19 linux-2.4.19/include/asm-ppc64/iSeries/HvReleaseData.h

• Lines: 71
• Date: Fri Aug 2 17:39:45 2002
• Orig file: linux-2.4.18/include/asm-ppc64/iSeries/HvReleaseData.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.18/include/asm-ppc64/iSeries/HvReleaseData.h linux-2.4.19/include/asm-ppc64/iSeries/HvReleaseData.h
@@ -0,0 +1,70 @@
+/*
+ * HvReleaseData.h
+ * Copyright (C) 2001  Mike Corrigan IBM Corporation
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ */
+
+//=============================================================================
+//
+//   This control block contains the critical information about the 
+//   release so that it can be changed in the future (ie, the virtual 
+//   address of the OS's NACA).
+//
+//-----------------------------------------------------------------------------
+// Standard Includes
+//-----------------------------------------------------------------------------
+#ifndef	_PPC64_TYPES_H
+#include	<asm/types.h>
+#endif
+
+#ifndef _HVRELEASEDATA_H
+#define _HVRELEASEDATA_H
+
+//=============================================================================
+//
+//	When we IPL a secondary partition, we will check if if the 
+//	secondary xMinPlicVrmIndex > the primary xVrmIndex.  
+//	If it is then this tells PLIC that this secondary is not 
+//	supported running on this "old" of a level of PLIC.
+//
+//	Likewise, we will compare the primary xMinSlicVrmIndex to 
+//	the secondary xVrmIndex. 
+//	If the primary xMinSlicVrmDelta > secondary xVrmDelta then we 
+//	know that this PLIC does not support running an OS "that old".
+//
+//=============================================================================
+
+struct	HvReleaseData
+{
+	u32	xDesc;			// Descriptor	"HvRD" ebcdic	x00-x03
+	u16	xSize;			// Size of this control block	x04-x05
+	u16	xVpdAreasPtrOffset;	// Offset in NACA of ItVpdAreas	x06-x07
+	struct  naca_struct * xSlicNacaAddr; // Virt addr of SLIC NACA  x08-x0F
+	u32	xMsNucDataOffset;	// Offset of Linux Mapping Data x10-x13
+	u32	xRsvd1;			// Reserved			x14-x17
+	u16	xTagsMode:1;		// 0 == tags active, 1 == tags inactive
+	u16	xAddressSize:1;		// 0 == 64-bit, 1 == 32-bit
+	u16	xNoSharedProcs:1;	// 0 == shared procs, 1 == no shared
+	u16	xNoHMT:1;		// 0 == allow HMT, 1 == no HMT
+	u16	xRsvd2:12;		// Reserved			x18-x19
+	u16	xVrmIndex;		// VRM Index of OS image	x1A-x1B
+	u16	xMinSupportedPlicVrmIndex;// Min PLIC level  (soft)	x1C-x1D
+	u16	xMinCompatablePlicVrmIndex;// Min PLIC levelP (hard)	x1E-x1F
+	char	xVrmName[12];		// Displayable name  		x20-x2B
+	char	xRsvd3[20];		// Reserved			x2C-x3F
+};
+
+#endif // _HVRELEASEDATA_H