linux/linux-5.4.31/arch/sh/include/uapi/asm/auxvec.h

40 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_AUXVEC_H
#define __ASM_SH_AUXVEC_H
/*
* Architecture-neutral AT_ values in 0-17, leave some room
* for more of them.
*/
/*
* This entry gives some information about the FPU initialization
* performed by the kernel.
*/
#define AT_FPUCW 18 /* Used FPU control word. */
#if defined(CONFIG_VSYSCALL) || !defined(__KERNEL__)
/*
* Only define this in the vsyscall case, the entry point to
* the vsyscall page gets placed here. The kernel will attempt
* to build a gate VMA we don't care about otherwise..
*/
#define AT_SYSINFO_EHDR 33
#endif
/*
* More complete cache descriptions than AT_[DIU]CACHEBSIZE. If the
* value is -1, then the cache doesn't exist. Otherwise:
*
* bit 0-3: Cache set-associativity; 0 means fully associative.
* bit 4-7: Log2 of cacheline size.
* bit 8-31: Size of the entire cache >> 8.
*/
#define AT_L1I_CACHESHAPE 34
#define AT_L1D_CACHESHAPE 35
#define AT_L2_CACHESHAPE 36
#define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */
#endif /* __ASM_SH_AUXVEC_H */