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77 lines
3.0 KiB
C
77 lines
3.0 KiB
C
/* Copyright (C) 1995-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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/* Legal values for a_type (entry type). */
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#define AT_NULL 0 /* End of vector */
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#define AT_IGNORE 1 /* Entry should be ignored */
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#define AT_EXECFD 2 /* File descriptor of program */
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#define AT_PHDR 3 /* Program headers for program */
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#define AT_PHENT 4 /* Size of program header entry */
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#define AT_PHNUM 5 /* Number of program headers */
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#define AT_PAGESZ 6 /* System page size */
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#define AT_BASE 7 /* Base address of interpreter */
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#define AT_FLAGS 8 /* Flags */
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#define AT_ENTRY 9 /* Entry point of program */
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#define AT_NOTELF 10 /* Program is not ELF */
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#define AT_UID 11 /* Real uid */
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#define AT_EUID 12 /* Effective uid */
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#define AT_GID 13 /* Real gid */
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#define AT_EGID 14 /* Effective gid */
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#define AT_CLKTCK 17 /* Frequency of times() */
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/* Some more special a_type values describing the hardware. */
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#define AT_PLATFORM 15 /* String identifying platform. */
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#define AT_HWCAP 16 /* Machine-dependent hints about
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processor capabilities. */
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/* This entry gives some information about the FPU initialization
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performed by the kernel. */
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#define AT_FPUCW 18 /* Used FPU control word. */
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/* Cache block sizes. */
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#define AT_DCACHEBSIZE 19 /* Data cache block size. */
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#define AT_ICACHEBSIZE 20 /* Instruction cache block size. */
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#define AT_UCACHEBSIZE 21 /* Unified cache block size. */
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/* A special ignored value for PPC, used by the kernel to control the
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interpretation of the AUXV. Must be > 16. */
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#define AT_IGNOREPPC 22 /* Entry should be ignored. */
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#define AT_SECURE 23 /* Boolean, was exec setuid-like? */
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#define AT_BASE_PLATFORM 24 /* String identifying real platforms.*/
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#define AT_RANDOM 25 /* Address of 16 random bytes. */
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#define AT_HWCAP2 26 /* More machine-dependent hints about
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processor capabilities. */
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#define AT_EXECFN 31 /* Filename of executable. */
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/* Pointer to the global system page used for system calls and other
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nice things. */
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#define AT_SYSINFO 32
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#define AT_SYSINFO_EHDR 33
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/* Shapes of the caches. Bits 0-3 contains associativity; bits 4-7 contains
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log2 of line size; mask those to get cache size. */
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#define AT_L1I_CACHESHAPE 34
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#define AT_L1D_CACHESHAPE 35
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#define AT_L2_CACHESHAPE 36
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#define AT_L3_CACHESHAPE 37
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