diff options
Diffstat (limited to 'include/asm-sparc/mbus.h')
| -rw-r--r-- | include/asm-sparc/mbus.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/include/asm-sparc/mbus.h b/include/asm-sparc/mbus.h deleted file mode 100644 index bb5ae614b166..000000000000 --- a/include/asm-sparc/mbus.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * mbus.h: Various defines for MBUS modules. - * - * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) - */ - -#ifndef _SPARC_MBUS_H -#define _SPARC_MBUS_H - -#include <asm/ross.h> /* HyperSparc stuff */ -#include <asm/cypress.h> /* Cypress Chips */ -#include <asm/viking.h> /* Ugh, bug city... */ - -enum mbus_module { - HyperSparc = 0, - Cypress = 1, - Cypress_vE = 2, - Cypress_vD = 3, - Swift_ok = 4, - Swift_bad_c = 5, - Swift_lots_o_bugs = 6, - Tsunami = 7, - Viking_12 = 8, - Viking_2x = 9, - Viking_30 = 10, - Viking_35 = 11, - Viking_new = 12, - TurboSparc = 13, - SRMMU_INVAL_MOD = 14, -}; - -extern enum mbus_module srmmu_modtype; -extern unsigned int viking_rev, swift_rev, cypress_rev; - -/* HW Mbus module bugs we have to deal with */ -#define HWBUG_COPYBACK_BROKEN 0x00000001 -#define HWBUG_ASIFLUSH_BROKEN 0x00000002 -#define HWBUG_VACFLUSH_BITROT 0x00000004 -#define HWBUG_KERN_ACCBROKEN 0x00000008 -#define HWBUG_KERN_CBITBROKEN 0x00000010 -#define HWBUG_MODIFIED_BITROT 0x00000020 -#define HWBUG_PC_BADFAULT_ADDR 0x00000040 -#define HWBUG_SUPERSCALAR_BAD 0x00000080 -#define HWBUG_PACINIT_BITROT 0x00000100 - -extern unsigned int hwbug_bitmask; - -/* First the module type values. To find out which you have, just load - * the mmu control register from ASI_M_MMUREG alternate address space and - * shift the value right 28 bits. - */ -/* IMPL field means the company which produced the chip. */ -#define MBUS_VIKING 0x4 /* bleech, Texas Instruments Module */ -#define MBUS_LSI 0x3 /* LSI Logics */ -#define MBUS_ROSS 0x1 /* Ross is nice */ -#define MBUS_FMI 0x0 /* Fujitsu Microelectronics/Swift */ - -/* Ross Module versions */ -#define ROSS_604_REV_CDE 0x0 /* revisions c, d, and e */ -#define ROSS_604_REV_F 0x1 /* revision f */ -#define ROSS_605 0xf /* revision a, a.1, and a.2 */ -#define ROSS_605_REV_B 0xe /* revision b */ - -/* TI Viking Module versions */ -#define VIKING_REV_12 0x1 /* Version 1.2 or SPARCclassic's CPU */ -#define VIKING_REV_2 0x2 /* Version 2.1, 2.2, 2.3, and 2.4 */ -#define VIKING_REV_30 0x3 /* Version 3.0 */ -#define VIKING_REV_35 0x4 /* Version 3.5 */ - -/* LSI Logics. */ -#define LSI_L64815 0x0 - -/* Fujitsu */ -#define FMI_AURORA 0x4 /* MB8690x, a Swift module... */ -#define FMI_TURBO 0x5 /* MB86907, a TurboSparc module... */ - -/* For multiprocessor support we need to be able to obtain the CPU id and - * the MBUS Module id. - */ - -/* The CPU ID is encoded in the trap base register, 20 bits to the left of - * bit zero, with 2 bits being significant. - */ -#define TBR_ID_SHIFT 20 - -static inline int get_cpuid(void) -{ - register int retval; - __asm__ __volatile__("rd %%tbr, %0\n\t" - "srl %0, %1, %0\n\t" : - "=r" (retval) : - "i" (TBR_ID_SHIFT)); - return (retval & 3); -} - -static inline int get_modid(void) -{ - return (get_cpuid() | 0x8); -} - - -#endif /* !(_SPARC_MBUS_H) */ |
