summaryrefslogtreecommitdiffstats
path: root/arch/alpha/include/asm/auxvec.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/alpha/include/asm/auxvec.h')
-rw-r--r--arch/alpha/include/asm/auxvec.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/auxvec.h b/arch/alpha/include/asm/auxvec.h
new file mode 100644
index 0000000..e96fe88
--- /dev/null
+++ b/arch/alpha/include/asm/auxvec.h
@@ -0,0 +1,24 @@
+#ifndef __ASM_ALPHA_AUXVEC_H
+#define __ASM_ALPHA_AUXVEC_H
+
+/* Reserve these numbers for any future use of a VDSO. */
+#if 0
+#define AT_SYSINFO 32
+#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.
+ bit 32-63: Reserved.
+*/
+
+#define AT_L1I_CACHESHAPE 34
+#define AT_L1D_CACHESHAPE 35
+#define AT_L2_CACHESHAPE 36
+#define AT_L3_CACHESHAPE 37
+
+#endif /* __ASM_ALPHA_AUXVEC_H */
OpenPOWER on IntegriCloud