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- /*
- * 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
- */
- #ifndef _ISERIES_RELEASE_DATA_H
- #define _ISERIES_RELEASE_DATA_H
- /*
- * 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).
- */
- #include <asm/types.h>
- #include "naca.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".
- */
- #define HVREL_TAGSINACTIVE 0x8000
- #define HVREL_32BIT 0x4000
- #define HVREL_NOSHAREDPROCS 0x2000
- #define HVREL_NOHMT 0x1000
- 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 xFlags;
- 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 */
- };
- extern struct HvReleaseData hvReleaseData;
- #endif /* _ISERIES_RELEASE_DATA_H */
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