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-rw-r--r--arch/mips/include/asm/war.h73
1 files changed, 0 insertions, 73 deletions
diff --git a/arch/mips/include/asm/war.h b/arch/mips/include/asm/war.h
deleted file mode 100644
index 21443f096238..000000000000
--- a/arch/mips/include/asm/war.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * 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) 2002, 2004, 2007 by Ralf Baechle
- * Copyright (C) 2007 Maciej W. Rozycki
- */
-#ifndef _ASM_WAR_H
-#define _ASM_WAR_H
-
-/*
- * Work around certain R4000 CPU errata (as implemented by GCC):
- *
- * - A double-word or a variable shift may give an incorrect result
- * if executed immediately after starting an integer division:
- * "MIPS R4000PC/SC Errata, Processor Revision 2.2 and 3.0",
- * erratum #28
- * "MIPS R4000MC Errata, Processor Revision 2.2 and 3.0", erratum
- * #19
- *
- * - A double-word or a variable shift may give an incorrect result
- * if executed while an integer multiplication is in progress:
- * "MIPS R4000PC/SC Errata, Processor Revision 2.2 and 3.0",
- * errata #16 & #28
- *
- * - An integer division may give an incorrect result if started in
- * a delay slot of a taken branch or a jump:
- * "MIPS R4000PC/SC Errata, Processor Revision 2.2 and 3.0",
- * erratum #52
- */
-#ifdef CONFIG_CPU_R4000_WORKAROUNDS
-#define R4000_WAR 1
-#else
-#define R4000_WAR 0
-#endif
-
-/*
- * Work around certain R4400 CPU errata (as implemented by GCC):
- *
- * - A double-word or a variable shift may give an incorrect result
- * if executed immediately after starting an integer division:
- * "MIPS R4400MC Errata, Processor Revision 1.0", erratum #10
- * "MIPS R4400MC Errata, Processor Revision 2.0 & 3.0", erratum #4
- */
-#ifdef CONFIG_CPU_R4400_WORKAROUNDS
-#define R4400_WAR 1
-#else
-#define R4400_WAR 0
-#endif
-
-/*
- * Work around the "daddi" and "daddiu" CPU errata:
- *
- * - The `daddi' instruction fails to trap on overflow.
- * "MIPS R4000PC/SC Errata, Processor Revision 2.2 and 3.0",
- * erratum #23
- *
- * - The `daddiu' instruction can produce an incorrect result.
- * "MIPS R4000PC/SC Errata, Processor Revision 2.2 and 3.0",
- * erratum #41
- * "MIPS R4000MC Errata, Processor Revision 2.2 and 3.0", erratum
- * #15
- * "MIPS R4400PC/SC Errata, Processor Revision 1.0", erratum #7
- * "MIPS R4400MC Errata, Processor Revision 1.0", erratum #5
- */
-#ifdef CONFIG_CPU_DADDI_WORKAROUNDS
-#define DADDI_WAR 1
-#else
-#define DADDI_WAR 0
-#endif
-
-#endif /* _ASM_WAR_H */