[mirror_ubuntu-bionic-kernel.git] / arch / sh / include / uapi / asm / auxvec.h

/* 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 */
Commit	Line	Data
6f52b16c	1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
36d57ac4 L	2	#ifndef __ASM_SH_AUXVEC_H
	3	#define __ASM_SH_AUXVEC_H
	4
19f9a34f PM	5	/*
	6	* Architecture-neutral AT_ values in 0-17, leave some room
	7	* for more of them.
	8	*/
	9
98c4ecde PM	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
c170f86e	16	#if defined(CONFIG_VSYSCALL) \|\| !defined(__KERNEL__)
19f9a34f PM	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
cd01204b PM	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
e839ca52 DH	37	#define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */
e839ca52 DH	38
36d57ac4	39	#endif /* __ASM_SH_AUXVEC_H */