diff options
Diffstat (limited to 'include/asm-mips/cpu-features.h')
| -rw-r--r-- | include/asm-mips/cpu-features.h | 66 |
1 files changed, 52 insertions, 14 deletions
diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h index 9a2de642eee6..03627cfb3e45 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 @@ -24,8 +25,19 @@ #ifndef cpu_has_4kex #define cpu_has_4kex (cpu_data[0].options & MIPS_CPU_4KEX) #endif -#ifndef cpu_has_4ktlb -#define cpu_has_4ktlb (cpu_data[0].options & MIPS_CPU_4KTLB) +#ifndef cpu_has_3k_cache +#define cpu_has_3k_cache (cpu_data[0].options & MIPS_CPU_3K_CACHE) +#endif +#define cpu_has_6k_cache 0 +#define cpu_has_8k_cache 0 +#ifndef cpu_has_4k_cache +#define cpu_has_4k_cache (cpu_data[0].options & MIPS_CPU_4K_CACHE) +#endif +#ifndef cpu_has_tx39_cache +#define cpu_has_tx39_cache (cpu_data[0].options & MIPS_CPU_TX39_CACHE) +#endif +#ifndef cpu_has_sb1_cache +#define cpu_has_sb1_cache (cpu_data[0].options & MIPS_CPU_SB1_CACHE) #endif #ifndef cpu_has_fpu #define cpu_has_fpu (cpu_data[0].options & MIPS_CPU_FPU) @@ -39,9 +51,6 @@ #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 +75,18 @@ #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 @@ -95,15 +116,16 @@ #endif #endif -/* - * Certain CPUs may throw bizarre exceptions if not the whole cacheline - * contains valid instructions. For these we ensure proper alignment of - * signal trampolines and pad them to the size of a full cache lines with - * nops. This is also used in structure definitions so can't be a test macro - * like the others. - */ -#ifndef PLAT_TRAMPOLINE_STUFF_LINE -#define PLAT_TRAMPOLINE_STUFF_LINE 0UL +#ifndef cpu_has_dsp +#define cpu_has_dsp (cpu_data[0].ases & MIPS_ASE_DSP) +#endif + +#ifdef CONFIG_MIPS_MT +#ifndef cpu_has_mipsmt +# define cpu_has_mipsmt (cpu_data[0].ases & MIPS_ASE_MIPSMT) +#endif +#else +# define cpu_has_mipsmt 0 #endif #ifdef CONFIG_32BIT @@ -142,6 +164,22 @@ # endif #endif +#ifdef CONFIG_CPU_MIPSR2 +# if defined(CONFIG_CPU_MIPSR2_IRQ_VI) && !defined(cpu_has_vint) +# define cpu_has_vint (cpu_data[0].options & MIPS_CPU_VINT) +# else +# define cpu_has_vint 0 +# endif +# if defined(CONFIG_CPU_MIPSR2_IRQ_EI) && !defined(cpu_has_veic) +# define cpu_has_veic (cpu_data[0].options & MIPS_CPU_VEIC) +# else +# define cpu_has_veic 0 +# endif +#else +# define cpu_has_vint 0 +# define cpu_has_veic 0 +#endif + #ifndef cpu_has_subset_pcaches #define cpu_has_subset_pcaches (cpu_data[0].options & MIPS_CPU_SUBSET_CACHES) #endif |