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/* s390 version of processor capability information handling macros.
Copyright (C) 2006-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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, see
<https://www.gnu.org/licenses/>. */
#ifndef _DL_PROCINFO_H
#define _DL_PROCINFO_H 1
#include <ldsodefs.h>
#define _DL_HWCAP_COUNT 23
extern const char _dl_s390_cap_flags[_DL_HWCAP_COUNT][9] attribute_hidden;
#define _DL_PLATFORMS_COUNT 11
/* The kernel provides up to 32 capability bits with elf_hwcap. */
#define _DL_FIRST_PLATFORM 32
/* Mask to filter out platforms. */
#define _DL_HWCAP_PLATFORM (((1ULL << _DL_PLATFORMS_COUNT) - 1) \
<< _DL_FIRST_PLATFORM)
/* Hardware capability bit numbers are derived directly from the
facility indications as stored by the "store facility list" (STFL)
instruction.
highgprs is an alien in that list. It describes a *kernel*
capability. */
enum
{
HWCAP_S390_ESAN3 = 1 << 0,
HWCAP_S390_ZARCH = 1 << 1,
HWCAP_S390_STFLE = 1 << 2,
HWCAP_S390_MSA = 1 << 3,
HWCAP_S390_LDISP = 1 << 4,
HWCAP_S390_EIMM = 1 << 5,
HWCAP_S390_DFP = 1 << 6,
HWCAP_S390_HPAGE = 1 << 7,
HWCAP_S390_ETF3EH = 1 << 8,
HWCAP_S390_HIGH_GPRS = 1 << 9,
HWCAP_S390_TE = 1 << 10,
HWCAP_S390_VX = 1 << 11,
HWCAP_S390_VXRS = HWCAP_S390_VX,
HWCAP_S390_VXD = 1 << 12,
HWCAP_S390_VXRS_BCD = HWCAP_S390_VXD,
HWCAP_S390_VXE = 1 << 13,
HWCAP_S390_VXRS_EXT = HWCAP_S390_VXE,
HWCAP_S390_GS = 1 << 14,
HWCAP_S390_VXRS_EXT2 = 1 << 15,
HWCAP_S390_VXRS_PDE = 1 << 16,
HWCAP_S390_SORT = 1 << 17,
HWCAP_S390_DFLT = 1 << 18,
HWCAP_S390_VXRS_PDE2 = 1 << 19,
HWCAP_S390_NNPA = 1 << 20,
HWCAP_S390_PCI_MIO = 1 << 21,
HWCAP_S390_SIE = 1 << 22,
};
#define HWCAP_IMPORTANT (HWCAP_S390_ZARCH | HWCAP_S390_LDISP \
| HWCAP_S390_EIMM | HWCAP_S390_DFP \
| HWCAP_S390_VX | HWCAP_S390_VXE \
| HWCAP_S390_VXRS_EXT2)
/* We cannot provide a general printing function. */
#define _dl_procinfo(type, word) -1
static inline const char *
__attribute__ ((unused))
_dl_hwcap_string (int idx)
{
return _dl_s390_cap_flags[idx];
};
#endif /* dl-procinfo.h */
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