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   1 /*
   2  * ItIplParmsReal.h
   3  * Copyright (C) 2001  Mike Corrigan IBM Corporation
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18  */
  19 #ifndef _ITIPLPARMSREAL_H
  20 #define _ITIPLPARMSREAL_H
  21
  22 /*
  23  *      This struct maps the IPL Parameters DMA'd from the SP.
  24  *
  25  * Warning:
  26  *      This data must map in exactly 64 bytes and match the architecture for
  27  *      the IPL parms
  28  */
  29
  30 #include <asm/types.h>
  31
  32 struct ItIplParmsReal {
  33         u8      xFormat;                // Defines format of IplParms   x00-x00
  34         u8      xRsvd01:6;              // Reserved                     x01-x01
  35         u8      xAlternateSearch:1;     // Alternate search indicator   ...
  36         u8      xUaSupplied:1;          // UA Supplied on programmed IPL...
  37         u8      xLsUaFormat;            // Format byte for UA           x02-x02
  38         u8      xRsvd02;                // Reserved                     x03-x03
  39         u32     xLsUa;                  // LS UA                        x04-x07
  40         u32     xUnusedLsLid;           // First OS LID to load         x08-x0B
  41         u16     xLsBusNumber;           // LS Bus Number                x0C-x0D
  42         u8      xLsCardAdr;             // LS Card Address              x0E-x0E
  43         u8      xLsBoardAdr;            // LS Board Address             x0F-x0F
  44         u32     xRsvd03;                // Reserved                     x10-x13
  45         u8      xSpcnPresent:1;         // SPCN present                 x14-x14
  46         u8      xCpmPresent:1;          // CPM present                  ...
  47         u8      xRsvd04:6;              // Reserved                     ...
  48         u8      xRsvd05:4;              // Reserved                     x15-x15
  49         u8      xKeyLock:4;             // Keylock setting              ...
  50         u8      xRsvd06:6;              // Reserved                     x16-x16
  51         u8      xIplMode:2;             // Ipl mode (A|B|C|D)           ...
  52         u8      xHwIplType;             // Fast v slow v slow EC HW IPL x17-x17
  53         u16     xCpmEnabledIpl:1;       // CPM in effect when IPL initiatedx18-x19
  54         u16     xPowerOnResetIpl:1;     // Indicate POR condition       ...
  55         u16     xMainStorePreserved:1;  // Main Storage is preserved    ...
  56         u16     xRsvd07:13;             // Reserved                     ...
  57         u16     xIplSource:16;          // Ipl source                   x1A-x1B
  58         u8      xIplReason:8;           // Reason for this IPL          x1C-x1C
  59         u8      xRsvd08;                // Reserved                     x1D-x1D
  60         u16     xRsvd09;                // Reserved                     x1E-x1F
  61         u16     xSysBoxType;            // System Box Type              x20-x21
  62         u16     xSysProcType;           // System Processor Type        x22-x23
  63         u32     xRsvd10;                // Reserved                     x24-x27
  64         u64     xRsvd11;                // Reserved                     x28-x2F
  65         u64     xRsvd12;                // Reserved                     x30-x37
  66         u64     xRsvd13;                // Reserved                     x38-x3F
  67 };
  68
  69 extern struct ItIplParmsReal    xItIplParmsReal;
  70
  71 #endif /* _ITIPLPARMSREAL_H */