2 * Generic support for queying CPU info
4 * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
5 * Copyright (C) 2007-2009 PetaLogix
6 * Copyright (C) 2007 John Williams <jwilliams@itee.uq.edu.au>
8 * This file is subject to the terms and conditions of the GNU General
9 * Public License. See the file COPYING in the main directory of this
10 * archive for more details.
13 #ifndef _ASM_MICROBLAZE_CPUINFO_H
14 #define _ASM_MICROBLAZE_CPUINFO_H
18 /* CPU Version and FPGA Family code conversion table type */
24 extern const struct cpu_ver_key cpu_ver_lookup[];
26 struct family_string_key {
31 extern const struct family_string_key family_string_lookup[];
34 /* Core CPU configuration */
46 u32 icache_line_length;
48 unsigned long icache_base;
49 unsigned long icache_high;
54 u32 dcache_line_length;
57 unsigned long dcache_base;
58 unsigned long dcache_high;
67 /* CPU interrupt line info */
73 /* HW debug support */
78 u32 cpu_clock_freq; /* store real freq of cpu */
79 u32 freq_div_hz; /* store freq/HZ */
89 extern struct cpuinfo cpuinfo;
91 /* fwd declarations of the various CPUinfo populators */
92 void setup_cpuinfo(void);
94 void set_cpuinfo_static(struct cpuinfo *ci, struct device_node *cpu);
95 void set_cpuinfo_pvr_full(struct cpuinfo *ci, struct device_node *cpu);
97 static inline unsigned int fcpu(struct device_node *cpu, char *n)
100 return (val = (int *) of_get_property(cpu, n, NULL)) ? *val : 0;
103 #endif /* _ASM_MICROBLAZE_CPUINFO_H */