From 4194318c3941fa9cfaa63dfdab9054fcae5e08d3 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Thu, 5 May 2005 16:45:59 +0000 Subject: Cleanup decoding of MIPSxx config registers. Signed-off-by: Ralf Baechle --- include/asm-mips/cpu-features.h | 16 +++++++++++--- include/asm-mips/cpu-info.h | 2 ++ include/asm-mips/cpu.h | 10 ++++++++- include/asm-mips/mipsregs.h | 47 ++++++++++++++++++++++++++++++++++++++++- 4 files changed, 70 insertions(+), 5 deletions(-) (limited to 'include') diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h index 9a2de642eee..012deda63e6 100644 --- a/include/asm-mips/cpu-features.h +++ b/include/asm-mips/cpu-features.h @@ -4,6 +4,7 @@ * for more details. * * Copyright (C) 2003, 2004 Ralf Baechle + * Copyright (C) 2004 Maciej W. Rozycki */ #ifndef __ASM_CPU_FEATURES_H #define __ASM_CPU_FEATURES_H @@ -39,9 +40,6 @@ #ifndef cpu_has_watch #define cpu_has_watch (cpu_data[0].options & MIPS_CPU_WATCH) #endif -#ifndef cpu_has_mips16 -#define cpu_has_mips16 (cpu_data[0].options & MIPS_CPU_MIPS16) -#endif #ifndef cpu_has_divec #define cpu_has_divec (cpu_data[0].options & MIPS_CPU_DIVEC) #endif @@ -66,6 +64,18 @@ #ifndef cpu_has_llsc #define cpu_has_llsc (cpu_data[0].options & MIPS_CPU_LLSC) #endif +#ifndef cpu_has_mips16 +#define cpu_has_mips16 (cpu_data[0].ases & MIPS_ASE_MIPS16) +#endif +#ifndef cpu_has_mdmx +#define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX) +#endif +#ifndef cpu_has_mips3d +#define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D) +#endif +#ifndef cpu_has_smartmips +#define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS) +#endif #ifndef cpu_has_vtag_icache #define cpu_has_vtag_icache (cpu_data[0].icache.flags & MIPS_CACHE_VTAG) #endif diff --git a/include/asm-mips/cpu-info.h b/include/asm-mips/cpu-info.h index 20a35b15a31..d5cf519f8fc 100644 --- a/include/asm-mips/cpu-info.h +++ b/include/asm-mips/cpu-info.h @@ -7,6 +7,7 @@ * Copyright (C) 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003 Ralf Baechle * Copyright (C) 1996 Paul M. Antoine * Copyright (C) 1999, 2000 Silicon Graphics, Inc. + * Copyright (C) 2004 Maciej W. Rozycki */ #ifndef __ASM_CPU_INFO_H #define __ASM_CPU_INFO_H @@ -61,6 +62,7 @@ struct cpuinfo_mips { * Capability and feature descriptor structure for MIPS CPU */ unsigned long options; + unsigned long ases; unsigned int processor_id; unsigned int fpu_id; unsigned int cputype; diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h index 8e167bfd40b..a4f85a279c5 100644 --- a/include/asm-mips/cpu.h +++ b/include/asm-mips/cpu.h @@ -3,6 +3,7 @@ * various MIPS cpu types. * * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + * Copyright (C) 2004 Maciej W. Rozycki */ #ifndef _ASM_CPU_H #define _ASM_CPU_H @@ -213,7 +214,6 @@ #define MIPS_CPU_32FPR 0x00000020 /* 32 dbl. prec. FP registers */ #define MIPS_CPU_COUNTER 0x00000040 /* Cycle count/compare */ #define MIPS_CPU_WATCH 0x00000080 /* watchpoint registers */ -#define MIPS_CPU_MIPS16 0x00000100 /* code compression */ #define MIPS_CPU_DIVEC 0x00000200 /* dedicated interrupt vector */ #define MIPS_CPU_VCE 0x00000400 /* virt. coherence conflict possible */ #define MIPS_CPU_CACHE_CDEX_P 0x00000800 /* Create_Dirty_Exclusive CACHE op */ @@ -225,4 +225,12 @@ #define MIPS_CPU_SUBSET_CACHES 0x00020000 /* P-cache subset enforced */ #define MIPS_CPU_PREFETCH 0x00040000 /* CPU has usable prefetch */ +/* + * CPU ASE encodings + */ +#define MIPS_ASE_MIPS16 0x00000001 /* code compression */ +#define MIPS_ASE_MDMX 0x00000002 /* MIPS digital media extension */ +#define MIPS_ASE_MIPS3D 0x00000004 /* MIPS-3D */ +#define MIPS_ASE_SMARTMIPS 0x00000008 /* SmartMIPS */ + #endif /* _ASM_CPU_H */ diff --git a/include/asm-mips/mipsregs.h b/include/asm-mips/mipsregs.h index f3b0b418150..9b0ce451286 100644 --- a/include/asm-mips/mipsregs.h +++ b/include/asm-mips/mipsregs.h @@ -8,7 +8,7 @@ * Modified for further R[236]000 support by Paul M. Antoine, 1996. * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. - * Copyright (C) 2003 Maciej W. Rozycki + * Copyright (C) 2003, 2004 Maciej W. Rozycki */ #ifndef _ASM_MIPSREGS_H #define _ASM_MIPSREGS_H @@ -477,6 +477,51 @@ #define MIPS_CONF_AT (_ULCAST_(3) << 13) #define MIPS_CONF_M (_ULCAST_(1) << 31) +/* + * Bits in the MIPS32/64 PRA coprocessor 0 config registers 1 and above. + */ +#define MIPS_CONF1_FP (_ULCAST_(1) << 0) +#define MIPS_CONF1_EP (_ULCAST_(1) << 1) +#define MIPS_CONF1_CA (_ULCAST_(1) << 2) +#define MIPS_CONF1_WR (_ULCAST_(1) << 3) +#define MIPS_CONF1_PC (_ULCAST_(1) << 4) +#define MIPS_CONF1_MD (_ULCAST_(1) << 5) +#define MIPS_CONF1_C2 (_ULCAST_(1) << 6) +#define MIPS_CONF1_DA (_ULCAST_(7) << 7) +#define MIPS_CONF1_DL (_ULCAST_(7) << 10) +#define MIPS_CONF1_DS (_ULCAST_(7) << 13) +#define MIPS_CONF1_IA (_ULCAST_(7) << 16) +#define MIPS_CONF1_IL (_ULCAST_(7) << 19) +#define MIPS_CONF1_IS (_ULCAST_(7) << 22) +#define MIPS_CONF1_TLBS (_ULCAST_(63)<< 25) + +#define MIPS_CONF2_SA (_ULCAST_(15)<< 0) +#define MIPS_CONF2_SL (_ULCAST_(15)<< 4) +#define MIPS_CONF2_SS (_ULCAST_(15)<< 8) +#define MIPS_CONF2_SU (_ULCAST_(15)<< 12) +#define MIPS_CONF2_TA (_ULCAST_(15)<< 16) +#define MIPS_CONF2_TL (_ULCAST_(15)<< 20) +#define MIPS_CONF2_TS (_ULCAST_(15)<< 24) +#define MIPS_CONF2_TU (_ULCAST_(7) << 28) + +#define MIPS_CONF3_TL (_ULCAST_(1) << 0) +#define MIPS_CONF3_SM (_ULCAST_(1) << 1) +#define MIPS_CONF3_SP (_ULCAST_(1) << 4) +#define MIPS_CONF3_VINT (_ULCAST_(1) << 5) +#define MIPS_CONF3_VEIC (_ULCAST_(1) << 6) +#define MIPS_CONF3_LPA (_ULCAST_(1) << 7) + +/* + * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register. + */ +#define MIPS_FPIR_S (_ULCAST_(1) << 16) +#define MIPS_FPIR_D (_ULCAST_(1) << 17) +#define MIPS_FPIR_PS (_ULCAST_(1) << 18) +#define MIPS_FPIR_3D (_ULCAST_(1) << 19) +#define MIPS_FPIR_W (_ULCAST_(1) << 20) +#define MIPS_FPIR_L (_ULCAST_(1) << 21) +#define MIPS_FPIR_F64 (_ULCAST_(1) << 22) + /* * R10000 performance counter definitions. * -- cgit v1.2.3