Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / sh / include / asm / ptrace.h

diff --git a/qemu/roms/u-boot/arch/sh/include/asm/ptrace.h b/qemu/roms/u-boot/arch/sh/include/asm/ptrace.h
new file mode 100644 (file)
index 0000000..16252cc
--- /dev/null
+++ b/qemu/roms/u-boot/arch/sh/include/asm/ptrace.h
@@ -0,0 +1,112 @@
+#ifndef __ASM_SH_PTRACE_H
+#define __ASM_SH_PTRACE_H
+
+/*
+ * Copyright (C) 1999, 2000  Niibe Yutaka
+ * from linux kernel code.
+ */
+
+/*
+ * 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
+
+/* options set using PTRACE_SETOPTIONS */
+#define PTRACE_O_TRACESYSGOOD     0x00000001
+
+/*
+ * 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;
+};
+
+#define        PTRACE_GETDSPREGS       55
+#define        PTRACE_SETDSPREGS       56
+
+#ifdef __KERNEL__
+#define user_mode(regs) (((regs)->sr & 0x40000000)==0)
+#define instruction_pointer(regs) ((regs)->pc)
+extern void show_regs(struct pt_regs *);
+
+#ifdef CONFIG_SH_DSP
+#define task_pt_regs(task) \
+       ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE \
+                - sizeof(struct pt_dspregs) - sizeof(unsigned long)) - 1)
+#else
+#define task_pt_regs(task) \
+       ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE \
+                - sizeof(unsigned long)) - 1)
+#endif
+
+static inline unsigned long profile_pc(struct pt_regs *regs)
+{
+       unsigned long pc = instruction_pointer(regs);
+
+       if (pc >= 0xa0000000UL && pc < 0xc0000000UL)
+               pc -= 0x20000000;
+       return pc;
+}
+#endif
+
+#endif /* __ASM_SH_PTRACE_H */