Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 1 | /* |
| 2 | * CPU feature overrides for DECstation systems. Two variations |
| 3 | * are generally applicable. |
| 4 | * |
| 5 | * Copyright (C) 2013 Maciej W. Rozycki |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version |
| 10 | * 2 of the License, or (at your option) any later version. |
| 11 | */ |
| 12 | #ifndef __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H |
| 13 | #define __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H |
| 14 | |
| 15 | /* Generic ones first. */ |
| 16 | #define cpu_has_tlb 1 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 17 | #define cpu_has_tlbinv 0 |
| 18 | #define cpu_has_segments 0 |
| 19 | #define cpu_has_eva 0 |
| 20 | #define cpu_has_htw 0 |
| 21 | #define cpu_has_rixiex 0 |
| 22 | #define cpu_has_maar 0 |
| 23 | #define cpu_has_rw_llb 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 24 | #define cpu_has_tx39_cache 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 25 | #define cpu_has_divec 0 |
| 26 | #define cpu_has_prefetch 0 |
| 27 | #define cpu_has_mcheck 0 |
| 28 | #define cpu_has_ejtag 0 |
| 29 | #define cpu_has_mips16 0 |
| 30 | #define cpu_has_mdmx 0 |
| 31 | #define cpu_has_mips3d 0 |
| 32 | #define cpu_has_smartmips 0 |
| 33 | #define cpu_has_rixi 0 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 34 | #define cpu_has_xpa 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 35 | #define cpu_has_vtag_icache 0 |
| 36 | #define cpu_has_ic_fills_f_dc 0 |
| 37 | #define cpu_has_pindexed_dcache 0 |
| 38 | #define cpu_has_local_ebase 0 |
| 39 | #define cpu_icache_snoops_remote_store 1 |
| 40 | #define cpu_has_mips_4 0 |
| 41 | #define cpu_has_mips_5 0 |
| 42 | #define cpu_has_mips32r1 0 |
| 43 | #define cpu_has_mips32r2 0 |
| 44 | #define cpu_has_mips64r1 0 |
| 45 | #define cpu_has_mips64r2 0 |
| 46 | #define cpu_has_dsp 0 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 47 | #define cpu_has_dsp2 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 48 | #define cpu_has_mipsmt 0 |
| 49 | #define cpu_has_userlocal 0 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 50 | #define cpu_hwrena_impl_bits 0 |
| 51 | #define cpu_has_perf_cntr_intr_bit 0 |
| 52 | #define cpu_has_vz 0 |
| 53 | #define cpu_has_fre 0 |
| 54 | #define cpu_has_cdmm 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 55 | |
| 56 | /* R3k-specific ones. */ |
| 57 | #ifdef CONFIG_CPU_R3000 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 58 | #define cpu_has_3kex 1 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 59 | #define cpu_has_4kex 0 |
| 60 | #define cpu_has_3k_cache 1 |
| 61 | #define cpu_has_4k_cache 0 |
| 62 | #define cpu_has_32fpr 0 |
| 63 | #define cpu_has_counter 0 |
| 64 | #define cpu_has_watch 0 |
| 65 | #define cpu_has_vce 0 |
| 66 | #define cpu_has_cache_cdex_p 0 |
| 67 | #define cpu_has_cache_cdex_s 0 |
| 68 | #define cpu_has_llsc 0 |
| 69 | #define cpu_has_dc_aliases 0 |
| 70 | #define cpu_has_mips_2 0 |
| 71 | #define cpu_has_mips_3 0 |
| 72 | #define cpu_has_nofpuex 1 |
| 73 | #define cpu_has_inclusive_pcaches 0 |
| 74 | #define cpu_dcache_line_size() 4 |
| 75 | #define cpu_icache_line_size() 4 |
| 76 | #define cpu_scache_line_size() 0 |
| 77 | #endif /* CONFIG_CPU_R3000 */ |
| 78 | |
| 79 | /* R4k-specific ones. */ |
| 80 | #ifdef CONFIG_CPU_R4X00 |
Maciej W. Rozycki | bc4f12e | 2015-05-27 14:15:31 +0100 | [diff] [blame] | 81 | #define cpu_has_3kex 0 |
Maciej W. Rozycki | 33afab8 | 2013-09-22 23:06:27 +0100 | [diff] [blame] | 82 | #define cpu_has_4kex 1 |
| 83 | #define cpu_has_3k_cache 0 |
| 84 | #define cpu_has_4k_cache 1 |
| 85 | #define cpu_has_32fpr 1 |
| 86 | #define cpu_has_counter 1 |
| 87 | #define cpu_has_watch 1 |
| 88 | #define cpu_has_vce 1 |
| 89 | #define cpu_has_cache_cdex_p 1 |
| 90 | #define cpu_has_cache_cdex_s 1 |
| 91 | #define cpu_has_llsc 1 |
| 92 | #define cpu_has_dc_aliases (PAGE_SIZE < 0x4000) |
| 93 | #define cpu_has_mips_2 1 |
| 94 | #define cpu_has_mips_3 1 |
| 95 | #define cpu_has_nofpuex 0 |
| 96 | #define cpu_has_inclusive_pcaches 1 |
| 97 | #define cpu_dcache_line_size() 16 |
| 98 | #define cpu_icache_line_size() 16 |
| 99 | #define cpu_scache_line_size() 32 |
| 100 | #endif /* CONFIG_CPU_R4X00 */ |
| 101 | |
| 102 | #endif /* __ASM_MACH_DEC_CPU_FEATURE_OVERRIDES_H */ |