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1/*
2 * IDT RC32434 specific CPU feature overrides
3 *
4 * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
5 *
6 * This file was derived from: include/asm-mips/cpu-features.h
7 * Copyright (C) 2003, 2004 Ralf Baechle
8 * Copyright (C) 2004 Maciej W. Rozycki
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the
22 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 * Boston, MA 02110-1301, USA.
24 */
25#ifndef __ASM_MACH_RC32434_CPU_FEATURE_OVERRIDES_H
26#define __ASM_MACH_RC32434_CPU_FEATURE_OVERRIDES_H
27
28/*
29 * The IDT RC32434 SOC has a built-in MIPS 4Kc core.
30 */
31#define cpu_has_tlb 1
32#define cpu_has_4kex 1
33#define cpu_has_3k_cache 0
34#define cpu_has_4k_cache 1
35#define cpu_has_tx39_cache 0
36#define cpu_has_sb1_cache 0
37#define cpu_has_fpu 0
38#define cpu_has_32fpr 0
39#define cpu_has_counter 1
40#define cpu_has_watch 1
41#define cpu_has_divec 1
42#define cpu_has_vce 0
43#define cpu_has_cache_cdex_p 0
44#define cpu_has_cache_cdex_s 0
45#define cpu_has_prefetch 1
46#define cpu_has_mcheck 1
47#define cpu_has_ejtag 1
48#define cpu_has_llsc 1
49
50#define cpu_has_mips16 0
51#define cpu_has_mdmx 0
52#define cpu_has_mips3d 0
53#define cpu_has_smartmips 0
54
55#define cpu_has_vtag_icache 0
56/* #define cpu_has_dc_aliases ? */
57/* #define cpu_has_ic_fills_f_dc ? */
58/* #define cpu_has_pindexed_dcache ? */
59
60/* #define cpu_icache_snoops_remote_store ? */
61
62#define cpu_has_mips32r1 1
63#define cpu_has_mips32r2 0
64#define cpu_has_mips64r1 0
65#define cpu_has_mips64r2 0
66
67#define cpu_has_dsp 0
68#define cpu_has_mipsmt 0
69
70/* #define cpu_has_nofpuex ? */
71#define cpu_has_64bits 0
72#define cpu_has_64bit_zero_reg 0
73#define cpu_has_64bit_gp_regs 0
74#define cpu_has_64bit_addresses 0
75
76#define cpu_has_inclusive_pcaches 0
77
78#define cpu_dcache_line_size() 16
79#define cpu_icache_line_size() 16
80
81#endif /* __ASM_MACH_RC32434_CPU_FEATURE_OVERRIDES_H */