Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * linux/include/asm-arm/procinfo.h
3 *
4 * Copyright (C) 1996-1999 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __ASM_PROCINFO_H
11#define __ASM_PROCINFO_H
12
13#ifndef __ASSEMBLY__
14
15struct cpu_tlb_fns;
16struct cpu_user_fns;
17struct cpu_cache_fns;
18struct processor;
19
20/*
21 * Note! struct processor is always defined if we're
22 * using MULTI_CPU, otherwise this entry is unused,
23 * but still exists.
24 *
25 * NOTE! The following structure is defined by assembly
26 * language, NOT C code. For more information, check:
27 * arch/arm/mm/proc-*.S and arch/arm/kernel/head.S
28 */
29struct proc_info_list {
30 unsigned int cpu_val;
31 unsigned int cpu_mask;
32 unsigned long __cpu_mmu_flags; /* used by head.S */
33 unsigned long __cpu_flush; /* used by head.S */
34 const char *arch_name;
35 const char *elf_name;
36 unsigned int elf_hwcap;
37 const char *cpu_name;
38 struct processor *proc;
39 struct cpu_tlb_fns *tlb;
40 struct cpu_user_fns *user;
41 struct cpu_cache_fns *cache;
42};
43
44extern unsigned int elf_hwcap;
45
46#endif /* __ASSEMBLY__ */
47
48#define PROC_INFO_SZ 48
49
50#define HWCAP_SWP 1
51#define HWCAP_HALF 2
52#define HWCAP_THUMB 4
53#define HWCAP_26BIT 8 /* Play it safe */
54#define HWCAP_FAST_MULT 16
55#define HWCAP_FPA 32
56#define HWCAP_VFP 64
57#define HWCAP_EDSP 128
58#define HWCAP_JAVA 256
59
60#endif