1 files changed, 44 insertions, 0 deletions

diff --git a/arch/mips/net/bpf_jit.h b/arch/mips/net/bpf_jit.h
new file mode 100644
index 000000000000..3a5751b4335a
--- /dev/null
+++ b/arch/mips/net/bpf_jit.h
@@ -0,0 +1,44 @@
+/*
+ * Just-In-Time compiler for BPF filters on MIPS
+ *
+ * Copyright (c) 2014 Imagination Technologies Ltd.
+ * Author: Markos Chandras <markos.chandras@imgtec.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License.
+ */
+
+#ifndef BPF_JIT_MIPS_OP_H
+#define BPF_JIT_MIPS_OP_H
+
+/* Registers used by JIT */
+#define MIPS_R_ZERO     0
+#define MIPS_R_V0       2
+#define MIPS_R_V1       3
+#define MIPS_R_A0       4
+#define MIPS_R_A1       5
+#define MIPS_R_T6       14
+#define MIPS_R_T7       15
+#define MIPS_R_S0       16
+#define MIPS_R_S1       17
+#define MIPS_R_S2       18
+#define MIPS_R_S3       19
+#define MIPS_R_S4       20
+#define MIPS_R_S5       21
+#define MIPS_R_S6       22
+#define MIPS_R_S7       23
+#define MIPS_R_SP       29
+#define MIPS_R_RA       31
+
+/* Conditional codes */
+#define MIPS_COND_EQ    0x1
+#define MIPS_COND_GE    (0x1 << 1)
+#define MIPS_COND_GT    (0x1 << 2)
+#define MIPS_COND_NE    (0x1 << 3)
+#define MIPS_COND_ALL   (0x1 << 4)
+/* Conditionals on X register or K immediate */
+#define MIPS_COND_X     (0x1 << 5)
+#define MIPS_COND_K     (0x1 << 6)
+
+#endif /* BPF_JIT_MIPS_OP_H */