projects / deliverable / linux.git / blame
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|---|---|---|
| 2612b879 LFT |
1 | /* |
| 2 | * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch> | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify | |
| 5 | * it under the terms of the GNU General Public License as published by | |
| 6 | * the Free Software Foundation; either version 2 of the License, or | |
| 7 | * (at your option) any later version. | |
| 8 | * | |
| 9 | * This program is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License | |
| 15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 16 | * | |
| 17 | */ | |
| 18 | ||
| 19 | #ifndef _ASM_NIOS2_CPUINFO_H | |
| 20 | #define _ASM_NIOS2_CPUINFO_H | |
| 21 | ||
| 22 | #include <linux/types.h> | |
| 23 | ||
| 24 | struct cpuinfo { | |
| 25 | /* Core CPU configuration */ | |
| 26 | char cpu_impl[12]; | |
| 27 | u32 cpu_clock_freq; | |
| 65f836ae LFT |
28 | bool mmu; |
| 29 | bool has_div; | |
| 30 | bool has_mul; | |
| 31 | bool has_mulx; | |
| 2612b879 LFT |
32 | |
| 33 | /* CPU caches */ | |
| 34 | u32 icache_line_size; | |
| 35 | u32 icache_size; | |
| 36 | u32 dcache_line_size; | |
| 37 | u32 dcache_size; | |
| 38 | ||
| 39 | /* TLB */ | |
| 40 | u32 tlb_pid_num_bits; /* number of bits used for the PID in TLBMISC */ | |
| 41 | u32 tlb_num_ways; | |
| 42 | u32 tlb_num_ways_log2; | |
| 43 | u32 tlb_num_entries; | |
| 44 | u32 tlb_num_lines; | |
| 45 | u32 tlb_ptr_sz; | |
| 46 | ||
| 47 | /* Addresses */ | |
| 48 | u32 reset_addr; | |
| 49 | u32 exception_addr; | |
| 50 | u32 fast_tlb_miss_exc_addr; | |
| 51 | }; | |
| 52 | ||
| 53 | extern struct cpuinfo cpuinfo; | |
| 54 | ||
| 55 | extern void setup_cpuinfo(void); | |
| 56 | ||
| 57 | #endif /* _ASM_NIOS2_CPUINFO_H */ |