s390/dis: move common definitions to a header file

The patch moves some of the definitions to a
header file. No functional changes involved.

I have retained the Copyright Statement from the
original file.

Signed-off-by: Suzuki K Poulose <suzuki@in.ibm.com>
[Heiko Carstens: rename s390-dis.h to dis.h]
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/include/asm/dis.h b/arch/s390/include/asm/dis.h
new file mode 100644 (file)
index 0000000..6f73119
--- /dev/null
+++ b/arch/s390/include/asm/dis.h
@@ -0,0 +1,42 @@
+/*
+ * Disassemble s390 instructions.
+ *
+ * Copyright IBM Corp. 2007
+ * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com),
+ */
+
+#ifndef __ASM_S390_DIS_H__
+#define __ASM_S390_DIS_H__
+
+/* Type of operand */
+#define OPERAND_GPR    0x1     /* Operand printed as %rx */
+#define OPERAND_FPR    0x2     /* Operand printed as %fx */
+#define OPERAND_AR     0x4     /* Operand printed as %ax */
+#define OPERAND_CR     0x8     /* Operand printed as %cx */
+#define OPERAND_DISP   0x10    /* Operand printed as displacement */
+#define OPERAND_BASE   0x20    /* Operand printed as base register */
+#define OPERAND_INDEX  0x40    /* Operand printed as index register */
+#define OPERAND_PCREL  0x80    /* Operand printed as pc-relative symbol */
+#define OPERAND_SIGNED 0x100   /* Operand printed as signed value */
+#define OPERAND_LENGTH 0x200   /* Operand printed as length (+1) */
+
+
+struct s390_operand {
+       int bits;               /* The number of bits in the operand. */
+       int shift;              /* The number of bits to shift. */
+       int flags;              /* One bit syntax flags. */
+};
+
+struct s390_insn {
+       const char name[5];
+       unsigned char opfrag;
+       unsigned char format;
+};
+
+
+static inline int insn_length(unsigned char code)
+{
+       return ((((int) code + 64) >> 7) + 1) << 1;
+}
+
+#endif /* __ASM_S390_DIS_H__ */

diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index 5fb278eb5e46e0cfc95fb691634ca7fe97da9877..ce554f3ec4457c8ad24e6802d8a714c193ed9a04 100644 (file)
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -23,6 +23,7 @@
 #include <linux/kdebug.h>
 
 #include <asm/uaccess.h>
+#include <asm/dis.h>
 #include <asm/io.h>
 #include <linux/atomic.h>
 #include <asm/mathemu.h>
@@ -37,17 +38,6 @@
 #define ONELONG "%016lx: "
 #endif /* CONFIG_64BIT */
 
-#define OPERAND_GPR    0x1     /* Operand printed as %rx */
-#define OPERAND_FPR    0x2     /* Operand printed as %fx */
-#define OPERAND_AR     0x4     /* Operand printed as %ax */
-#define OPERAND_CR     0x8     /* Operand printed as %cx */
-#define OPERAND_DISP   0x10    /* Operand printed as displacement */
-#define OPERAND_BASE   0x20    /* Operand printed as base register */
-#define OPERAND_INDEX  0x40    /* Operand printed as index register */
-#define OPERAND_PCREL  0x80    /* Operand printed as pc-relative symbol */
-#define OPERAND_SIGNED 0x100   /* Operand printed as signed value */
-#define OPERAND_LENGTH 0x200   /* Operand printed as length (+1) */
-
 enum {
        UNUSED, /* Indicates the end of the operand list */
        R_8,    /* GPR starting at position 8 */
@@ -155,18 +145,6 @@ enum {
        INSTR_S_00, INSTR_S_RD,
 };
 
-struct s390_operand {
-       int bits;               /* The number of bits in the operand. */
-       int shift;              /* The number of bits to shift. */
-       int flags;              /* One bit syntax flags. */
-};
-
-struct s390_insn {
-       const char name[5];
-       unsigned char opfrag;
-       unsigned char format;
-};
-
 static const struct s390_operand operands[] =
 {
        [UNUSED]  = { 0, 0, 0 },
@@ -1608,11 +1586,6 @@ static unsigned int extract_operand(unsigned char *code,
        return val;
 }
 
-static inline int insn_length(unsigned char code)
-{
-       return ((((int) code + 64) >> 7) + 1) << 1;
-}
-
 static struct s390_insn *find_insn(unsigned char *code)
 {
        unsigned char opfrag = code[1];