[ramdisk] add cvitek pre-built ramdisk
Change-Id: Ic7d2046a23358129eaf621b5558984a64fa7361d
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124
ramdisk/initramfs/glibc_riscv64/usr/include/bits/cpu-set.h
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124
ramdisk/initramfs/glibc_riscv64/usr/include/bits/cpu-set.h
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/* Definition of the cpu_set_t structure used by the POSIX 1003.1b-1993
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scheduling interface.
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Copyright (C) 1996-2019 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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#ifndef _BITS_CPU_SET_H
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#define _BITS_CPU_SET_H 1
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#ifndef _SCHED_H
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# error "Never include <bits/cpu-set.h> directly; use <sched.h> instead."
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#endif
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/* Size definition for CPU sets. */
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#define __CPU_SETSIZE 1024
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#define __NCPUBITS (8 * sizeof (__cpu_mask))
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/* Type for array elements in 'cpu_set_t'. */
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typedef __CPU_MASK_TYPE __cpu_mask;
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/* Basic access functions. */
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#define __CPUELT(cpu) ((cpu) / __NCPUBITS)
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#define __CPUMASK(cpu) ((__cpu_mask) 1 << ((cpu) % __NCPUBITS))
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/* Data structure to describe CPU mask. */
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typedef struct
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{
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__cpu_mask __bits[__CPU_SETSIZE / __NCPUBITS];
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} cpu_set_t;
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/* Access functions for CPU masks. */
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#if __GNUC_PREREQ (2, 91)
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# define __CPU_ZERO_S(setsize, cpusetp) \
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do __builtin_memset (cpusetp, '\0', setsize); while (0)
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#else
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# define __CPU_ZERO_S(setsize, cpusetp) \
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do { \
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size_t __i; \
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size_t __imax = (setsize) / sizeof (__cpu_mask); \
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__cpu_mask *__bits = (cpusetp)->__bits; \
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for (__i = 0; __i < __imax; ++__i) \
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__bits[__i] = 0; \
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} while (0)
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#endif
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#define __CPU_SET_S(cpu, setsize, cpusetp) \
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(__extension__ \
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({ size_t __cpu = (cpu); \
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__cpu / 8 < (setsize) \
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? (((__cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \
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|= __CPUMASK (__cpu)) \
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: 0; }))
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#define __CPU_CLR_S(cpu, setsize, cpusetp) \
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(__extension__ \
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({ size_t __cpu = (cpu); \
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__cpu / 8 < (setsize) \
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? (((__cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \
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&= ~__CPUMASK (__cpu)) \
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: 0; }))
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#define __CPU_ISSET_S(cpu, setsize, cpusetp) \
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(__extension__ \
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({ size_t __cpu = (cpu); \
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__cpu / 8 < (setsize) \
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? ((((const __cpu_mask *) ((cpusetp)->__bits))[__CPUELT (__cpu)] \
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& __CPUMASK (__cpu))) != 0 \
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: 0; }))
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#define __CPU_COUNT_S(setsize, cpusetp) \
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__sched_cpucount (setsize, cpusetp)
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#if __GNUC_PREREQ (2, 91)
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# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \
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(__builtin_memcmp (cpusetp1, cpusetp2, setsize) == 0)
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#else
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# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \
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(__extension__ \
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({ const __cpu_mask *__arr1 = (cpusetp1)->__bits; \
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const __cpu_mask *__arr2 = (cpusetp2)->__bits; \
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size_t __imax = (setsize) / sizeof (__cpu_mask); \
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size_t __i; \
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for (__i = 0; __i < __imax; ++__i) \
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if (__arr1[__i] != __arr2[__i]) \
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break; \
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__i == __imax; }))
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#endif
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#define __CPU_OP_S(setsize, destset, srcset1, srcset2, op) \
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(__extension__ \
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({ cpu_set_t *__dest = (destset); \
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const __cpu_mask *__arr1 = (srcset1)->__bits; \
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const __cpu_mask *__arr2 = (srcset2)->__bits; \
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size_t __imax = (setsize) / sizeof (__cpu_mask); \
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size_t __i; \
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for (__i = 0; __i < __imax; ++__i) \
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((__cpu_mask *) __dest->__bits)[__i] = __arr1[__i] op __arr2[__i]; \
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__dest; }))
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#define __CPU_ALLOC_SIZE(count) \
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((((count) + __NCPUBITS - 1) / __NCPUBITS) * sizeof (__cpu_mask))
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#define __CPU_ALLOC(count) __sched_cpualloc (count)
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#define __CPU_FREE(cpuset) __sched_cpufree (cpuset)
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__BEGIN_DECLS
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extern int __sched_cpucount (size_t __setsize, const cpu_set_t *__setp)
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__THROW;
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extern cpu_set_t *__sched_cpualloc (size_t __count) __THROW __wur;
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extern void __sched_cpufree (cpu_set_t *__set) __THROW;
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__END_DECLS
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#endif /* bits/cpu-set.h */
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