diff options
Diffstat (limited to 'include/asm-ppc64/iSeries/HvReleaseData.h')
| -rw-r--r-- | include/asm-ppc64/iSeries/HvReleaseData.h | 78 |
1 files changed, 38 insertions, 40 deletions
diff --git a/include/asm-ppc64/iSeries/HvReleaseData.h b/include/asm-ppc64/iSeries/HvReleaseData.h index 183e5e7..01a1f13 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 */ |