arch/sh/include/uapi/asm/auxvec.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef __ASM_SH_AUXVEC_H
   3 #define __ASM_SH_AUXVEC_H
   4
   5 /*
   6  * Architecture-neutral AT_ values in 0-17, leave some room
   7  * for more of them.
   8  */
   9
  10 /*
  11  * This entry gives some information about the FPU initialization
  12  * performed by the kernel.
  13  */
  14 #define AT_FPUCW                18      /* Used FPU control word.  */
  15
  16 #if defined(CONFIG_VSYSCALL) || !defined(__KERNEL__)
  17 /*
  18  * Only define this in the vsyscall case, the entry point to
  19  * the vsyscall page gets placed here. The kernel will attempt
  20  * to build a gate VMA we don't care about otherwise..
  21  */
  22 #define AT_SYSINFO_EHDR         33
  23 #endif
  24
  25 /*
  26  * More complete cache descriptions than AT_[DIU]CACHEBSIZE.  If the
  27  * value is -1, then the cache doesn't exist.  Otherwise:
  28  *
  29  *    bit 0-3:    Cache set-associativity; 0 means fully associative.
  30  *    bit 4-7:    Log2 of cacheline size.
  31  *    bit 8-31:   Size of the entire cache >> 8.
  32  */
  33 #define AT_L1I_CACHESHAPE       34
  34 #define AT_L1D_CACHESHAPE       35
  35 #define AT_L2_CACHESHAPE        36
  36
  37 #define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */
  38
  39 #endif /* __ASM_SH_AUXVEC_H */