f9a5e6a27d
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/*
|
|
* 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 const struct HvReleaseData hvReleaseData;
|
|
|
|
#endif /* _ISERIES_RELEASE_DATA_H */
|