| Daniel Hellstrom | c2f02da | 2008-03-28 09:47:00 +0100 | [diff] [blame] | 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 | * |
| Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 9 | * SPDX-License-Identifier: GPL-2.0+ |
| Daniel Hellstrom | c2f02da | 2008-03-28 09:47:00 +0100 | [diff] [blame] | 10 | */ |
| 11 | |
| 12 | #ifndef __SPARC_MACHINES_H__ |
| 13 | #define __SPARC_MACHINES_H__ |
| 14 | |
| 15 | struct Sun_Machine_Models { |
| 16 | char *name; |
| 17 | unsigned char id_machtype; |
| 18 | }; |
| 19 | |
| 20 | /* Current number of machines we know about that has an IDPROM |
| 21 | * machtype entry including one entry for the 0x80 OBP machines. |
| 22 | */ |
| 23 | #define NUM_SUN_MACHINES 16 |
| 24 | |
| 25 | extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES]; |
| 26 | |
| 27 | /* The machine type in the idprom area looks like this: |
| 28 | * |
| 29 | * --------------- |
| 30 | * | ARCH | MACH | |
| 31 | * --------------- |
| 32 | * 7 4 3 0 |
| 33 | * |
| 34 | * The ARCH field determines the architecture line (sun4, sun4c, etc). |
| 35 | * The MACH field determines the machine make within that architecture. |
| 36 | */ |
| 37 | |
| 38 | #define SM_ARCH_MASK 0xf0 |
| 39 | #define SM_SUN4 0x20 |
| 40 | #define M_LEON2 0x30 |
| 41 | #define SM_SUN4C 0x50 |
| 42 | #define SM_SUN4M 0x70 |
| 43 | #define SM_SUN4M_OBP 0x80 |
| 44 | |
| 45 | #define SM_TYP_MASK 0x0f |
| 46 | /* Sun4 machines */ |
| 47 | #define SM_4_260 0x01 /* Sun 4/200 series */ |
| 48 | #define SM_4_110 0x02 /* Sun 4/100 series */ |
| 49 | #define SM_4_330 0x03 /* Sun 4/300 series */ |
| 50 | #define SM_4_470 0x04 /* Sun 4/400 series */ |
| 51 | |
| 52 | /* Leon machines */ |
| 53 | #define M_LEON2_SOC 0x01 /* Leon2 SoC */ |
| 54 | |
| 55 | /* Sun4c machines Full Name - PROM NAME */ |
| 56 | #define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */ |
| 57 | #define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */ |
| 58 | #define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */ |
| 59 | #define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */ |
| 60 | #define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */ |
| 61 | #define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */ |
| 62 | #define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */ |
| 63 | |
| 64 | /* Sun4m machines, these predate the OpenBoot. These values only mean |
| 65 | * something if the value in the ARCH field is SM_SUN4M, if it is |
| 66 | * SM_SUN4M_OBP then you have the following situation: |
| 67 | * 1) You either have a sun4d, a sun4e, or a recently made sun4m. |
| 68 | * 2) You have to consult OpenBoot to determine which machine this is. |
| 69 | */ |
| 70 | #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ |
| 71 | #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ |
| 72 | #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ |
| 73 | |
| 74 | /* Sun4d machines -- N/A */ |
| 75 | /* Sun4e machines -- N/A */ |
| 76 | /* Sun4u machines -- N/A */ |
| 77 | |
| 78 | #endif /* !(_SPARC_MACHINES_H) */ |