diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/arm/dl-procinfo.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/arm/dl-procinfo.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h new file mode 100644 index 0000000000..35b333479b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h @@ -0,0 +1,86 @@ +/* Linux/ARM version of processor capability information handling macros. + Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _DL_PROCINFO_H +#define _DL_PROCINFO_H 1 + +#include <ldsodefs.h> + +#define _DL_HWCAP_COUNT 8 + +/* The kernel provides platform data but it is not interesting. */ +#define _DL_HWCAP_PLATFORM 0 + + +static inline int +__attribute__ ((unused)) +_dl_procinfo (int word) +{ + int i; + + _dl_printf ("AT_HWCAP: "); + + for (i = 0; i < _DL_HWCAP_COUNT; ++i) + if (word & (1 << i)) + _dl_printf (" %s", GLRO(dl_arm_cap_flags)[i]); + + _dl_printf ("\n"); + + return 0; +} + +static inline const char * +__attribute__ ((unused)) +_dl_hwcap_string (int idx) +{ + return GLRO(dl_arm_cap_flags)[idx]; +}; + +enum +{ + HWCAP_ARM_SWP = 1 << 0, + HWCAP_ARM_HALF = 1 << 1, + HWCAP_ARM_THUMB = 1 << 2, + HWCAP_ARM_26BIT = 1 << 3, + HWCAP_ARM_FAST_MULT = 1 << 4, + HWCAP_ARM_FPA = 1 << 5, + HWCAP_ARM_VFP = 1 << 6, + HWCAP_ARM_EDSP = 1 << 7, + + HWCAP_IMPORTANT = (HWCAP_ARM_HALF | HWCAP_ARM_FAST_MULT) +}; + +static inline int +__attribute__ ((unused)) +_dl_string_hwcap (const char *str) +{ + int i; + + for (i = 0; i < _DL_HWCAP_COUNT; i++) + { + if (strcmp (str, GLRO(dl_arm_cap_flags)[i]) == 0) + return i; + } + return -1; +}; + +#define _dl_string_platform(str) (-1) + +#endif /* dl-procinfo.h */ |