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https://github.com/AsahiLinux/u-boot
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92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
/* machines.h: Defines for taking apart the machine type value in the
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* idprom and determining the kind of machine we are on.
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*
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* Taken from the SPARC port of Linux.
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*
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* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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* Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#ifndef __SPARC_MACHINES_H__
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#define __SPARC_MACHINES_H__
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struct Sun_Machine_Models {
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char *name;
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unsigned char id_machtype;
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};
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/* Current number of machines we know about that has an IDPROM
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* machtype entry including one entry for the 0x80 OBP machines.
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*/
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#define NUM_SUN_MACHINES 16
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extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES];
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/* The machine type in the idprom area looks like this:
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*
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* ---------------
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* | ARCH | MACH |
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* ---------------
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* 7 4 3 0
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*
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* The ARCH field determines the architecture line (sun4, sun4c, etc).
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* The MACH field determines the machine make within that architecture.
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*/
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#define SM_ARCH_MASK 0xf0
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#define SM_SUN4 0x20
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#define M_LEON2 0x30
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#define SM_SUN4C 0x50
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#define SM_SUN4M 0x70
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#define SM_SUN4M_OBP 0x80
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#define SM_TYP_MASK 0x0f
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/* Sun4 machines */
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#define SM_4_260 0x01 /* Sun 4/200 series */
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#define SM_4_110 0x02 /* Sun 4/100 series */
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#define SM_4_330 0x03 /* Sun 4/300 series */
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#define SM_4_470 0x04 /* Sun 4/400 series */
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/* Leon machines */
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#define M_LEON2_SOC 0x01 /* Leon2 SoC */
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/* Sun4c machines Full Name - PROM NAME */
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#define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
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#define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */
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#define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */
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#define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */
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#define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */
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#define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */
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#define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */
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/* Sun4m machines, these predate the OpenBoot. These values only mean
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* something if the value in the ARCH field is SM_SUN4M, if it is
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* SM_SUN4M_OBP then you have the following situation:
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* 1) You either have a sun4d, a sun4e, or a recently made sun4m.
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* 2) You have to consult OpenBoot to determine which machine this is.
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*/
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#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */
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#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */
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#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */
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/* Sun4d machines -- N/A */
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/* Sun4e machines -- N/A */
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/* Sun4u machines -- N/A */
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#endif /* !(_SPARC_MACHINES_H) */
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