target/linux/adm5120/files/include/asm-mips/mach-adm5120/cpu-feature-overrides.h

   1 /*
   2  *  $Id$
   3  *
   4  *  ADM5120 specific CPU feature overrides
   5  *
   6  *  Copyright (C) 2007 OpenWrt.org
   7  *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
   8  *
   9  *  This file was derived from: include/asm-mips/cpu-features.h
  10  *      Copyright (C) 2003, 2004 Ralf Baechle
  11  *      Copyright (C) 2004 Maciej W. Rozycki
  12  *
  13  *  This program is free software; you can redistribute it and/or
  14  *  modify it under the terms of the GNU General Public License
  15  *  as published by the Free Software Foundation; either version 2
  16  *  of the License, or (at your option) any later version.
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, write to the
  25  *  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  26  *  Boston, MA  02110-1301, USA.
  27  */
  28 #ifndef __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H
  29 #define __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H
  30
  31 #ifdef CONFIG_ADM5120_CPU_OVERRIDES
  32
  33 /*
  34  * The ADM5120 SOC has a built-in MIPS 4Kc core.
  35  */
  36 #define cpu_has_tlb                     1
  37 #define cpu_has_4kex                    1
  38 #define cpu_has_3k_cache                0
  39 #define cpu_has_4k_cache                1
  40 #define cpu_has_tx39_cache              0
  41 #define cpu_has_sb1_cache               0
  42 #define cpu_has_fpu                     0
  43 #define cpu_has_32fpr                   0
  44 #define cpu_has_counter                 1
  45 #define cpu_has_watch                   1
  46 #define cpu_has_divec                   1
  47 /* #define cpu_has_vce                  ? */
  48 /* #define cpu_has_cache_cdex_p         ? */
  49 /* #define cpu_has_cache_cdex_s         ? */
  50 #define cpu_has_prefetch                1
  51 /* #define cpu_has_mcheck               ? */
  52 #define cpu_has_ejtag                   1
  53 #define cpu_has_llsc                    1
  54
  55 #define cpu_has_mips16                  0
  56 #define cpu_has_mdmx                    0
  57 #define cpu_has_mips3d                  0
  58 #define cpu_has_smartmips               0
  59
  60 /* #define cpu_has_vtag_icache          ? */
  61 /* #define cpu_has_dc_aliases           ? */
  62 /* #define cpu_has_ic_fills_f_dc        ? */
  63 /* #define cpu_has_pindexed_dcache      ? */
  64
  65 /* #define cpu_icache_snoops_remote_store       ? */
  66
  67 #define cpu_has_mips32r1                1
  68 #define cpu_has_mips32r2                0
  69 #define cpu_has_mips64r1                0
  70 #define cpu_has_mips64r2                0
  71
  72 #define cpu_has_dsp                     0
  73 #define cpu_has_mipsmt                  0
  74
  75 /* #define cpu_has_nofpuex              ? */
  76 #define cpu_has_64bits                  0
  77 #define cpu_has_64bit_zero_reg          0
  78 #define cpu_has_64bit_gp_regs           0
  79 #define cpu_has_64bit_addresses         0
  80
  81 /* #define cpu_has_inclusive_pcaches    ? */
  82
  83 #define cpu_dcache_line_size()          16
  84 #define cpu_icache_line_size()          16
  85
  86 #endif  /* CONFIG_ADM5120_CPU_OVERRIDES */
  87
  88
  89 #endif /* __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H */