33afab80f0
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5877/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
/*
|
|
* CPU feature overrides for DECstation systems. Two variations
|
|
* are generally applicable.
|
|
*
|
|
* Copyright (C) 2013 Maciej W. Rozycki
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
#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_tx39_cache 0
|
|
#define cpu_has_fpu 1
|
|
#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_mdmx 0
|
|
#define cpu_has_mips3d 0
|
|
#define cpu_has_smartmips 0
|
|
#define cpu_has_rixi 0
|
|
#define cpu_has_vtag_icache 0
|
|
#define cpu_has_ic_fills_f_dc 0
|
|
#define cpu_has_pindexed_dcache 0
|
|
#define cpu_has_local_ebase 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_mipsmt 0
|
|
#define cpu_has_userlocal 0
|
|
|
|
/* R3k-specific ones. */
|
|
#ifdef CONFIG_CPU_R3000
|
|
#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_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 */
|