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/* 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)
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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) */
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