arch/mips/include/asm/mach-dec/cpu-feature-overrides.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *      CPU feature overrides for DECstation systems.  Two variations
   4  *      are generally applicable.
   5  *
   6  *      Copyright (C) 2013  Maciej W. Rozycki
   7  */
   8 #ifndef __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H
   9 #define __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H
  10
  11 /* Generic ones first.  */
  12 #define cpu_has_tlb                     1
  13 #define cpu_has_tlbinv                  0
  14 #define cpu_has_segments                0
  15 #define cpu_has_eva                     0
  16 #define cpu_has_htw                     0
  17 #define cpu_has_rixiex                  0
  18 #define cpu_has_maar                    0
  19 #define cpu_has_rw_llb                  0
  20 #define cpu_has_tx39_cache              0
  21 #define cpu_has_divec                   0
  22 #define cpu_has_prefetch                0
  23 #define cpu_has_mcheck                  0
  24 #define cpu_has_ejtag                   0
  25 #define cpu_has_mips16                  0
  26 #define cpu_has_mips16e2                0
  27 #define cpu_has_mdmx                    0
  28 #define cpu_has_mips3d                  0
  29 #define cpu_has_smartmips               0
  30 #define cpu_has_rixi                    0
  31 #define cpu_has_xpa                     0
  32 #define cpu_has_vtag_icache             0
  33 #define cpu_has_ic_fills_f_dc           0
  34 #define cpu_has_pindexed_dcache         0
  35 #define cpu_icache_snoops_remote_store  1
  36 #define cpu_has_mips_4                  0
  37 #define cpu_has_mips_5                  0
  38 #define cpu_has_mips32r1                0
  39 #define cpu_has_mips32r2                0
  40 #define cpu_has_mips64r1                0
  41 #define cpu_has_mips64r2                0
  42 #define cpu_has_dsp                     0
  43 #define cpu_has_dsp2                    0
  44 #define cpu_has_mipsmt                  0
  45 #define cpu_has_userlocal               0
  46 #define cpu_hwrena_impl_bits            0
  47 #define cpu_has_perf_cntr_intr_bit      0
  48 #define cpu_has_vz                      0
  49 #define cpu_has_fre                     0
  50 #define cpu_has_cdmm                    0
  51
  52 /* R3k-specific ones.  */
  53 #ifdef CONFIG_CPU_R3000
  54 #define cpu_has_3kex                    1
  55 #define cpu_has_4kex                    0
  56 #define cpu_has_3k_cache                1
  57 #define cpu_has_4k_cache                0
  58 #define cpu_has_32fpr                   0
  59 #define cpu_has_counter                 0
  60 #define cpu_has_watch                   0
  61 #define cpu_has_vce                     0
  62 #define cpu_has_cache_cdex_p            0
  63 #define cpu_has_cache_cdex_s            0
  64 #define cpu_has_llsc                    0
  65 #define cpu_has_dc_aliases              0
  66 #define cpu_has_mips_2                  0
  67 #define cpu_has_mips_3                  0
  68 #define cpu_has_nofpuex                 1
  69 #define cpu_has_inclusive_pcaches       0
  70 #define cpu_dcache_line_size()          4
  71 #define cpu_icache_line_size()          4
  72 #define cpu_scache_line_size()          0
  73 #endif /* CONFIG_CPU_R3000 */
  74
  75 /* R4k-specific ones.  */
  76 #ifdef CONFIG_CPU_R4X00
  77 #define cpu_has_3kex                    0
  78 #define cpu_has_4kex                    1
  79 #define cpu_has_3k_cache                0
  80 #define cpu_has_4k_cache                1
  81 #define cpu_has_32fpr                   1
  82 #define cpu_has_counter                 1
  83 #define cpu_has_watch                   1
  84 #define cpu_has_vce                     1
  85 #define cpu_has_cache_cdex_p            1
  86 #define cpu_has_cache_cdex_s            1
  87 #define cpu_has_llsc                    1
  88 #define cpu_has_dc_aliases              (PAGE_SIZE < 0x4000)
  89 #define cpu_has_mips_2                  1
  90 #define cpu_has_mips_3                  1
  91 #define cpu_has_nofpuex                 0
  92 #define cpu_has_inclusive_pcaches       1
  93 #define cpu_dcache_line_size()          16
  94 #define cpu_icache_line_size()          16
  95 #define cpu_scache_line_size()          32
  96 #endif /* CONFIG_CPU_R4X00 */
  97
  98 #endif /* __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H */