/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * CPU feature overrides for DECstation systems. Two variations * are generally applicable. * * Copyright (C) 2013 Maciej W. Rozycki */ #ifndef __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H #define __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H /* Generic ones first. */ #define cpu_has_tlb 1 #define cpu_has_tlbinv 0 #define cpu_has_segments 0 #define cpu_has_eva 0 #define cpu_has_htw 0 #define cpu_has_rixiex 0 #define cpu_has_maar 0 #define cpu_has_rw_llb 0 #define cpu_has_divec 0 #define cpu_has_prefetch 0 #define cpu_has_mcheck 0 #define cpu_has_ejtag 0 #define cpu_has_mips16 0 #define cpu_has_mips16e2 0 #define cpu_has_mdmx 0 #define cpu_has_mips3d 0 #define cpu_has_smartmips 0 #define cpu_has_rixi 0 #define cpu_has_xpa 0 #define cpu_has_vtag_icache 0 #define cpu_has_ic_fills_f_dc 0 #define cpu_has_pindexed_dcache 0 #define cpu_icache_snoops_remote_store 1 #define cpu_has_mips_4 0 #define cpu_has_mips_5 0 #define cpu_has_mips32r1 0 #define cpu_has_mips32r2 0 #define cpu_has_mips64r1 0 #define cpu_has_mips64r2 0 #define cpu_has_dsp 0 #define cpu_has_dsp2 0 #define cpu_has_mipsmt 0 #define cpu_has_userlocal 0 #define cpu_has_perf_cntr_intr_bit 0 #define cpu_has_vz 0 #define cpu_has_fre 0 #define cpu_has_cdmm 0 /* R3k-specific ones. */ #ifdef CONFIG_CPU_R3000 #define cpu_has_3kex 1 #define cpu_has_4kex 0 #define cpu_has_3k_cache 1 #define cpu_has_4k_cache 0 #define cpu_has_32fpr 0 #define cpu_has_counter 0 #define cpu_has_watch 0 #define cpu_has_vce 0 #define cpu_has_cache_cdex_p 0 #define cpu_has_cache_cdex_s 0 #define cpu_has_llsc 0 #define cpu_has_dc_aliases 0 #define cpu_has_mips_2 0 #define cpu_has_mips_3 0 #define cpu_has_nofpuex 1 #define cpu_has_inclusive_pcaches 0 #define cpu_dcache_line_size() 4 #define cpu_icache_line_size() 4 #define cpu_scache_line_size() 0 #endif /* CONFIG_CPU_R3000 */ /* R4k-specific ones. */ #ifdef CONFIG_CPU_R4X00 #define cpu_has_3kex 0 #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 #define cpu_has_32fpr 1 #define cpu_has_counter 1 #define cpu_has_watch 1 #define cpu_has_vce 1 #define cpu_has_cache_cdex_p 1 #define cpu_has_cache_cdex_s 1 #define cpu_has_llsc 1 #define cpu_has_dc_aliases (PAGE_SIZE < 0x4000) #define cpu_has_mips_2 1 #define cpu_has_mips_3 1 #define cpu_has_nofpuex 0 #define cpu_has_inclusive_pcaches 1 #define cpu_dcache_line_size() 16 #define cpu_icache_line_size() 16 #define cpu_scache_line_size() 32 #endif /* CONFIG_CPU_R4X00 */ #endif /* __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H */