Commit-ID: da28c597996a964a195529595c37f7aacd6dad09
Gitweb: http://git.kernel.org/tip/da28c597996a964a195529595c37f7aacd6dad09
Author: Paul Mundt <lethal@xxxxxxxxxxxx>
AuthorDate: Mon, 14 Jun 2010 16:02:47 +0900
Committer: Paul Mundt <lethal@xxxxxxxxxxxx>
CommitDate: Mon, 14 Jun 2010 16:02:47 +0900
sh: split out ptrace header for _32/_64 variants.
asm/ptrace.h is getting a bit messy, with the _32/_64-specific changes
being fairly insular. This splits out the header accordingly.
Signed-off-by: Paul Mundt <lethal@xxxxxxxxxxxx>
---
arch/sh/include/asm/Kbuild | 2 +
arch/sh/include/asm/ptrace.h | 110 ++++----------------------------------
arch/sh/include/asm/ptrace_32.h | 83 +++++++++++++++++++++++++++++
arch/sh/include/asm/ptrace_64.h | 20 +++++++
4 files changed, 117 insertions(+), 98 deletions(-)
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild
index 46cb934..b4d3462 100644
--- a/arch/sh/include/asm/Kbuild
+++ b/arch/sh/include/asm/Kbuild
@@ -8,3 +8,5 @@ unifdef-y += unistd_32.h
unifdef-y += unistd_64.h
unifdef-y += posix_types_32.h
unifdef-y += posix_types_64.h
+unifdef-y += ptrace_32.h
+unifdef-y += ptrace_64.h
diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h
index 33b3f37..f6edc10 100644
--- a/arch/sh/include/asm/ptrace.h
+++ b/arch/sh/include/asm/ptrace.h
@@ -1,104 +1,9 @@
#ifndef __ASM_SH_PTRACE_H
#define __ASM_SH_PTRACE_H
-#include <linux/stringify.h>
-
/*
* Copyright (C) 1999, 2000 Niibe Yutaka
- *
- */
-#if defined(__SH5__)
-struct pt_regs {
- unsigned long long pc;
- unsigned long long sr;
- long long syscall_nr;
- unsigned long long regs[63];
- unsigned long long tregs[8];
- unsigned long long pad[2];
-};
-
-#define MAX_REG_OFFSET offsetof(struct pt_regs, tregs[7])
-#define regs_return_value(regs) ((regs)->regs[3])
-
-#define TREGS_OFFSET_NAME(num) \
- {.name = __stringify(tr##num), .offset = offsetof(struct pt_regs, tregs[num])}
-
-#else
-/*
- * GCC defines register number like this:
- * -----------------------------
- * 0 - 15 are integer registers
- * 17 - 22 are control/special registers
- * 24 - 39 fp registers
- * 40 - 47 xd registers
- * 48 - fpscr register
- * -----------------------------
- *
- * We follows above, except:
- * 16 --- program counter (PC)
- * 22 --- syscall #
- * 23 --- floating point communication register
- */
-#define REG_REG0 0
-#define REG_REG15 15
-
-#define REG_PC 16
-
-#define REG_PR 17
-#define REG_SR 18
-#define REG_GBR 19
-#define REG_MACH 20
-#define REG_MACL 21
-
-#define REG_SYSCALL 22
-
-#define REG_FPREG0 23
-#define REG_FPREG15 38
-#define REG_XFREG0 39
-#define REG_XFREG15 54
-
-#define REG_FPSCR 55
-#define REG_FPUL 56
-
-/*
- * This struct defines the way the registers are stored on the
- * kernel stack during a system call or other kernel entry.
- */
-struct pt_regs {
- unsigned long regs[16];
- unsigned long pc;
- unsigned long pr;
- unsigned long sr;
- unsigned long gbr;
- unsigned long mach;
- unsigned long macl;
- long tra;
-};
-
-#define MAX_REG_OFFSET offsetof(struct pt_regs, tra)
-#define regs_return_value(regs) ((regs)->regs[0])
-
-/*
- * This struct defines the way the DSP registers are stored on the
- * kernel stack during a system call or other kernel entry.
*/
-struct pt_dspregs {
- unsigned long a1;
- unsigned long a0g;
- unsigned long a1g;
- unsigned long m0;
- unsigned long m1;
- unsigned long a0;
- unsigned long x0;
- unsigned long x1;
- unsigned long y0;
- unsigned long y1;
- unsigned long dsr;
- unsigned long rs;
- unsigned long re;
- unsigned long mod;
-};
-#endif
#define PTRACE_GETREGS 12 /* General registers */
#define PTRACE_SETREGS 13
@@ -119,7 +24,17 @@ struct pt_dspregs {
#define PT_DATA_ADDR 248 /* &(struct user)->start_data */
#define PT_TEXT_LEN 252
+#if defined(__SH5__) || defined(CONFIG_CPU_SH5)
+#include "ptrace_64.h"
+#else
+#include "ptrace_32.h"
+#endif
+
#ifdef __KERNEL__
+
+#include <linux/stringify.h>
+#include <linux/stddef.h>
+#include <linux/thread_info.h>
#include <asm/addrspace.h>
#include <asm/page.h>
#include <asm/system.h>
@@ -136,9 +51,6 @@ extern void show_regs(struct pt_regs *);
/*
* kprobe-based event tracer support
*/
-#include <linux/stddef.h>
-#include <linux/thread_info.h>
-
struct pt_regs_offset {
const char *name;
int offset;
@@ -147,6 +59,8 @@ struct pt_regs_offset {
#define REG_OFFSET_NAME(r) {.name = #r, .offset = offsetof(struct pt_regs, r)}
#define REGS_OFFSET_NAME(num) \
{.name = __stringify(r##num), .offset = offsetof(struct pt_regs, regs[num])}
+#define TREGS_OFFSET_NAME(num) \
+ {.name = __stringify(tr##num), .offset = offsetof(struct pt_regs, tregs[num])}
#define REG_OFFSET_END {.name = NULL, .offset = 0}
/* Query offset/name of register from its name/offset */
diff --git a/arch/sh/include/asm/ptrace_32.h b/arch/sh/include/asm/ptrace_32.h
new file mode 100644
index 0000000..35d9e25
--- /dev/null
+++ b/arch/sh/include/asm/ptrace_32.h
@@ -0,0 +1,83 @@
+#ifndef __ASM_SH_PTRACE_32_H
+#define __ASM_SH_PTRACE_32_H
+
+/*
+ * GCC defines register number like this:
+ * -----------------------------
+ * 0 - 15 are integer registers
+ * 17 - 22 are control/special registers
+ * 24 - 39 fp registers
+ * 40 - 47 xd registers
+ * 48 - fpscr register
+ * -----------------------------
+ *
+ * We follows above, except:
+ * 16 --- program counter (PC)
+ * 22 --- syscall #
+ * 23 --- floating point communication register
+ */
+#define REG_REG0 0
+#define REG_REG15 15
+
+#define REG_PC 16
+
+#define REG_PR 17
+#define REG_SR 18
+#define REG_GBR 19
+#define REG_MACH 20
+#define REG_MACL 21
+
+#define REG_SYSCALL 22
+
+#define REG_FPREG0 23
+#define REG_FPREG15 38
+#define REG_XFREG0 39
+#define REG_XFREG15 54
+
+#define REG_FPSCR 55
+#define REG_FPUL 56
+
+/*
+ * This struct defines the way the registers are stored on the
+ * kernel stack during a system call or other kernel entry.
+ */
+struct pt_regs {
+ unsigned long regs[16];
+ unsigned long pc;
+ unsigned long pr;
+ unsigned long sr;
+ unsigned long gbr;
+ unsigned long mach;
+ unsigned long macl;
+ long tra;
+};
+
+/*
+ * This struct defines the way the DSP registers are stored on the
+ * kernel stack during a system call or other kernel entry.
+ */
+struct pt_dspregs {
+ unsigned long a1;
+ unsigned long a0g;
+ unsigned long a1g;
+ unsigned long m0;
+ unsigned long m1;
+ unsigned long a0;
+ unsigned long x0;
+ unsigned long x1;
+ unsigned long y0;
+ unsigned long y1;
+ unsigned long dsr;
+ unsigned long rs;
+ unsigned long re;
+ unsigned long mod;
+};
+
+#ifdef __KERNEL__
+
+#define MAX_REG_OFFSET offsetof(struct pt_regs, tra)
+#define regs_return_value(regs) ((regs)->regs[0])
+
+#endif /* __KERNEL__ */
+
+#endif /* __ASM_SH_PTRACE_32_H */
diff --git a/arch/sh/include/asm/ptrace_64.h b/arch/sh/include/asm/ptrace_64.h
new file mode 100644
index 0000000..d43c1cb
--- /dev/null
+++ b/arch/sh/include/asm/ptrace_64.h
@@ -0,0 +1,20 @@
+#ifndef __ASM_SH_PTRACE_64_H
+#define __ASM_SH_PTRACE_64_H
+
+struct pt_regs {
+ unsigned long long pc;
+ unsigned long long sr;
+ long long syscall_nr;
+ unsigned long long regs[63];
+ unsigned long long tregs[8];
+ unsigned long long pad[2];
+};
+
+#ifdef __KERNEL__
+
+#define MAX_REG_OFFSET offsetof(struct pt_regs, tregs[7])
+#define regs_return_value(regs) ((regs)->regs[3])
+
+#endif /* __KERNEL__ */
+
+#endif /* __ASM_SH_PTRACE_64_H */
--
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