xref: /openbmc/linux/arch/sh/include/uapi/asm/auxvec.h (revision 4f6cce39)
1 #ifndef __ASM_SH_AUXVEC_H
2 #define __ASM_SH_AUXVEC_H
3 
4 /*
5  * Architecture-neutral AT_ values in 0-17, leave some room
6  * for more of them.
7  */
8 
9 /*
10  * This entry gives some information about the FPU initialization
11  * performed by the kernel.
12  */
13 #define AT_FPUCW		18	/* Used FPU control word.  */
14 
15 #if defined(CONFIG_VSYSCALL) || !defined(__KERNEL__)
16 /*
17  * Only define this in the vsyscall case, the entry point to
18  * the vsyscall page gets placed here. The kernel will attempt
19  * to build a gate VMA we don't care about otherwise..
20  */
21 #define AT_SYSINFO_EHDR		33
22 #endif
23 
24 /*
25  * More complete cache descriptions than AT_[DIU]CACHEBSIZE.  If the
26  * value is -1, then the cache doesn't exist.  Otherwise:
27  *
28  *    bit 0-3:	  Cache set-associativity; 0 means fully associative.
29  *    bit 4-7:	  Log2 of cacheline size.
30  *    bit 8-31:	  Size of the entire cache >> 8.
31  */
32 #define AT_L1I_CACHESHAPE	34
33 #define AT_L1D_CACHESHAPE	35
34 #define AT_L2_CACHESHAPE	36
35 
36 #define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */
37 
38 #endif /* __ASM_SH_AUXVEC_H */
39