arch/sparc/include/asm/machines.h

   1 /* machines.h:  Defines for taking apart the machine type value in the
   2  *              idprom and determining the kind of machine we are on.
   3  *
   4  * Taken from the SPARC port of Linux.
   5  *
   6  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
   7  * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  *
  24  */
  25
  26 #ifndef __SPARC_MACHINES_H__
  27 #define __SPARC_MACHINES_H__
  28
  29 struct Sun_Machine_Models {
  30         char *name;
  31         unsigned char id_machtype;
  32 };
  33
  34 /* Current number of machines we know about that has an IDPROM
  35  * machtype entry including one entry for the 0x80 OBP machines.
  36  */
  37 #define NUM_SUN_MACHINES   16
  38
  39 extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES];
  40
  41 /* The machine type in the idprom area looks like this:
  42  *
  43  * ---------------
  44  * | ARCH | MACH |
  45  * ---------------
  46  *  7    4 3    0
  47  *
  48  * The ARCH field determines the architecture line (sun4, sun4c, etc).
  49  * The MACH field determines the machine make within that architecture.
  50  */
  51
  52 #define SM_ARCH_MASK  0xf0
  53 #define SM_SUN4       0x20
  54 #define  M_LEON2      0x30
  55 #define SM_SUN4C      0x50
  56 #define SM_SUN4M      0x70
  57 #define SM_SUN4M_OBP  0x80
  58
  59 #define SM_TYP_MASK   0x0f
  60 /* Sun4 machines */
  61 #define SM_4_260      0x01      /* Sun 4/200 series */
  62 #define SM_4_110      0x02      /* Sun 4/100 series */
  63 #define SM_4_330      0x03      /* Sun 4/300 series */
  64 #define SM_4_470      0x04      /* Sun 4/400 series */
  65
  66 /* Leon machines */
  67 #define M_LEON2_SOC   0x01      /* Leon2 SoC */
  68
  69 /* Sun4c machines                Full Name              - PROM NAME */
  70 #define SM_4C_SS1     0x01      /* Sun4c SparcStation 1   - Sun 4/60  */
  71 #define SM_4C_IPC     0x02      /* Sun4c SparcStation IPC - Sun 4/40  */
  72 #define SM_4C_SS1PLUS 0x03      /* Sun4c SparcStation 1+  - Sun 4/65  */
  73 #define SM_4C_SLC     0x04      /* Sun4c SparcStation SLC - Sun 4/20  */
  74 #define SM_4C_SS2     0x05      /* Sun4c SparcStation 2   - Sun 4/75  */
  75 #define SM_4C_ELC     0x06      /* Sun4c SparcStation ELC - Sun 4/25  */
  76 #define SM_4C_IPX     0x07      /* Sun4c SparcStation IPX - Sun 4/50  */
  77
  78 /* Sun4m machines, these predate the OpenBoot.  These values only mean
  79  * something if the value in the ARCH field is SM_SUN4M, if it is
  80  * SM_SUN4M_OBP then you have the following situation:
  81  * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
  82  * 2) You have to consult OpenBoot to determine which machine this is.
  83  */
  84 #define SM_4M_SS60    0x01      /* Sun4m SparcSystem 600                  */
  85 #define SM_4M_SS50    0x02      /* Sun4m SparcStation 10                  */
  86 #define SM_4M_SS40    0x03      /* Sun4m SparcStation 5                   */
  87
  88 /* Sun4d machines -- N/A */
  89 /* Sun4e machines -- N/A */
  90 /* Sun4u machines -- N/A */
  91
  92 #endif                          /* !(_SPARC_MACHINES_H) */