mirror of https://gitee.com/openkylin/linux.git
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/*
|
|
* linux/include/asm-arm/procinfo.h
|
|
*
|
|
* Copyright (C) 1996-1999 Russell King
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#ifndef __ASM_PROCINFO_H
|
|
#define __ASM_PROCINFO_H
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
struct cpu_tlb_fns;
|
|
struct cpu_user_fns;
|
|
struct cpu_cache_fns;
|
|
struct processor;
|
|
|
|
/*
|
|
* Note! struct processor is always defined if we're
|
|
* using MULTI_CPU, otherwise this entry is unused,
|
|
* but still exists.
|
|
*
|
|
* NOTE! The following structure is defined by assembly
|
|
* language, NOT C code. For more information, check:
|
|
* arch/arm/mm/proc-*.S and arch/arm/kernel/head.S
|
|
*/
|
|
struct proc_info_list {
|
|
unsigned int cpu_val;
|
|
unsigned int cpu_mask;
|
|
unsigned long __cpu_mm_mmu_flags; /* used by head.S */
|
|
unsigned long __cpu_io_mmu_flags; /* used by head.S */
|
|
unsigned long __cpu_flush; /* used by head.S */
|
|
const char *arch_name;
|
|
const char *elf_name;
|
|
unsigned int elf_hwcap;
|
|
const char *cpu_name;
|
|
struct processor *proc;
|
|
struct cpu_tlb_fns *tlb;
|
|
struct cpu_user_fns *user;
|
|
struct cpu_cache_fns *cache;
|
|
};
|
|
|
|
extern unsigned int elf_hwcap;
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
#define HWCAP_SWP 1
|
|
#define HWCAP_HALF 2
|
|
#define HWCAP_THUMB 4
|
|
#define HWCAP_26BIT 8 /* Play it safe */
|
|
#define HWCAP_FAST_MULT 16
|
|
#define HWCAP_FPA 32
|
|
#define HWCAP_VFP 64
|
|
#define HWCAP_EDSP 128
|
|
#define HWCAP_JAVA 256
|
|
#define HWCAP_IWMMXT 512
|
|
|
|
#endif
|