diff options
Diffstat (limited to 'arch/sparc/include/asm/machines.h')
| -rw-r--r-- | arch/sparc/include/asm/machines.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/machines.h b/arch/sparc/include/asm/machines.h new file mode 100644 index 000000000..1e2619599 --- /dev/null +++ b/arch/sparc/include/asm/machines.h @@ -0,0 +1,92 @@ +/* machines.h: Defines for taking apart the machine type value in the + * idprom and determining the kind of machine we are on. + * + * Taken from the SPARC port of Linux. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com) + * + * 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 + * + */ + +#ifndef __SPARC_MACHINES_H__ +#define __SPARC_MACHINES_H__ + +struct Sun_Machine_Models { + char *name; + unsigned char id_machtype; +}; + +/* Current number of machines we know about that has an IDPROM + * machtype entry including one entry for the 0x80 OBP machines. + */ +#define NUM_SUN_MACHINES 16 + +extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES]; + +/* The machine type in the idprom area looks like this: + * + * --------------- + * | ARCH | MACH | + * --------------- + * 7 4 3 0 + * + * The ARCH field determines the architecture line (sun4, sun4c, etc). + * The MACH field determines the machine make within that architecture. + */ + +#define SM_ARCH_MASK 0xf0 +#define SM_SUN4 0x20 +#define M_LEON2 0x30 +#define SM_SUN4C 0x50 +#define SM_SUN4M 0x70 +#define SM_SUN4M_OBP 0x80 + +#define SM_TYP_MASK 0x0f +/* Sun4 machines */ +#define SM_4_260 0x01 /* Sun 4/200 series */ +#define SM_4_110 0x02 /* Sun 4/100 series */ +#define SM_4_330 0x03 /* Sun 4/300 series */ +#define SM_4_470 0x04 /* Sun 4/400 series */ + +/* Leon machines */ +#define M_LEON2_SOC 0x01 /* Leon2 SoC */ + +/* Sun4c machines Full Name - PROM NAME */ +#define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */ +#define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */ +#define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */ +#define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */ +#define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */ +#define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */ +#define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */ + +/* Sun4m machines, these predate the OpenBoot. These values only mean + * something if the value in the ARCH field is SM_SUN4M, if it is + * SM_SUN4M_OBP then you have the following situation: + * 1) You either have a sun4d, a sun4e, or a recently made sun4m. + * 2) You have to consult OpenBoot to determine which machine this is. + */ +#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ +#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ +#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ + +/* Sun4d machines -- N/A */ +/* Sun4e machines -- N/A */ +/* Sun4u machines -- N/A */ + +#endif /* !(_SPARC_MACHINES_H) */ |