aboutsummaryrefslogtreecommitdiff
path: root/include/asm-ppc64/iSeries/HvReleaseData.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-ppc64/iSeries/HvReleaseData.h')
-rw-r--r--include/asm-ppc64/iSeries/HvReleaseData.h78
1 files changed, 38 insertions, 40 deletions
diff --git a/include/asm-ppc64/iSeries/HvReleaseData.h b/include/asm-ppc64/iSeries/HvReleaseData.h
index 183e5e738c2..01a1f13ea4a 100644
--- a/include/asm-ppc64/iSeries/HvReleaseData.h
+++ b/include/asm-ppc64/iSeries/HvReleaseData.h
@@ -1,17 +1,17 @@
/*
* 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
@@ -19,47 +19,45 @@
#ifndef _HVRELEASEDATA_H
#define _HVRELEASEDATA_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).
-//
+/*
+ * 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 <asm/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".
-//
-//=============================================================================
+/*
+ * 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
+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 */
};
+extern struct HvReleaseData hvReleaseData;
+
#endif /* _HVRELEASEDATA_H */