summaryrefslogtreecommitdiffstats
path: root/arch/sh/include/uapi/asm/auxvec.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/uapi/asm/auxvec.h')
-rw-r--r--arch/sh/include/uapi/asm/auxvec.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/sh/include/uapi/asm/auxvec.h b/arch/sh/include/uapi/asm/auxvec.h
new file mode 100644
index 000000000000..8bcc51af9367
--- /dev/null
+++ b/arch/sh/include/uapi/asm/auxvec.h
@@ -0,0 +1,38 @@
+#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 */