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