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linux-next/include/asm-sh/auxvec.h
Paul Mundt 98c4ecde9d sh: Provide the FPSCR init through AT_FPUCW.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-01-28 13:19:00 +09:00

37 lines
954 B
C

#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. */
#ifdef CONFIG_VSYSCALL
/*
* 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
#endif /* __ASM_SH_AUXVEC_H */