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kernel add
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/*
* Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef _ASM_NIOS2_CPUINFO_H
#define _ASM_NIOS2_CPUINFO_H
#include <linux/types.h>
struct cpuinfo {
/* Core CPU configuration */
char cpu_impl[12];
u32 cpu_clock_freq;
u32 mmu;
u32 has_div;
u32 has_mul;
u32 has_mulx;
/* CPU caches */
u32 icache_line_size;
u32 icache_size;
u32 dcache_line_size;
u32 dcache_size;
/* TLB */
u32 tlb_pid_num_bits; /* number of bits used for the PID in TLBMISC */
u32 tlb_num_ways;
u32 tlb_num_ways_log2;
u32 tlb_num_entries;
u32 tlb_num_lines;
u32 tlb_ptr_sz;
/* Addresses */
u32 reset_addr;
u32 exception_addr;
u32 fast_tlb_miss_exc_addr;
};
extern struct cpuinfo cpuinfo;
extern void setup_cpuinfo(void);
#endif /* _ASM_NIOS2_CPUINFO_H */
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