| /* 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_tx39_cache 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 */ |
