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authorRalf Baechle <ralf@linux-mips.org>2009-11-24 01:24:58 +0000
committerRalf Baechle <ralf@linux-mips.org>2009-12-17 01:57:30 +0000
commit69f3a7de1f1ec935924b1b13f83812f8b30e92ce (patch)
treea5f8a71b9cb3026a44ae7a1564488de8c3d8d2a9 /arch/mips/include
parent4dd92e15b316d1a782772f16074571a70ceb9184 (diff)
MIPS: Modularize COP2 handling
Away with the daemons of ifdef; get ready for future COP2 users. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Patchwork: http://patchwork.linux-mips.org/patch/708/
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/cop2.h23
-rw-r--r--arch/mips/include/asm/octeon/octeon.h1
2 files changed, 24 insertions, 0 deletions
diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h
new file mode 100644
index 000000000000..6b04c98b7fad
--- /dev/null
+++ b/arch/mips/include/asm/cop2.h
@@ -0,0 +1,23 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2009 Wind River Systems,
+ * written by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_COP2_H
+#define __ASM_COP2_H
+
+enum cu2_ops {
+ CU2_EXCEPTION,
+ CU2_LWC2_OP,
+ CU2_LDC2_OP,
+ CU2_SWC2_OP,
+ CU2_SDC2_OP,
+};
+
+extern int register_cu2_notifier(struct notifier_block *nb);
+extern int cu2_notifier_call_chain(unsigned long val, void *v);
+
+#endif /* __ASM_COP2_H */
diff --git a/arch/mips/include/asm/octeon/octeon.h b/arch/mips/include/asm/octeon/octeon.h
index cac9b1a206fc..4d0a8c61fc3e 100644
--- a/arch/mips/include/asm/octeon/octeon.h
+++ b/arch/mips/include/asm/octeon/octeon.h
@@ -47,6 +47,7 @@ struct octeon_cop2_state;
extern unsigned long octeon_crypto_enable(struct octeon_cop2_state *state);
extern void octeon_crypto_disable(struct octeon_cop2_state *state,
unsigned long flags);
+extern asmlinkage void octeon_cop2_restore(struct octeon_cop2_state *task);
extern void octeon_init_cvmcount(void);

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