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authorwdenk <wdenk>2003-02-28 00:49:47 +0000
committerwdenk <wdenk>2003-02-28 00:49:47 +0000
commit6069ff265362ef6239749b5f598b137f407b821e (patch)
tree991432052f2aa7da45d8c1d51db9f80478d7e75d /include/asm-mips/ptrace.h
parent2a9e02ead3024f33658f1f4110834d0601dd6b2f (diff)
downloadu-boot-linaro-stable-LABEL_2003_02_28_0150.tar.gz
* Add support for 16 MB flash configuration of TRAB boardLABEL_2003_02_28_0150
* Patch by Erwin Rol, 27 Feb 2003: Add support for RTEMS * Add image information to README * Fix dual PCMCIA slot support (when running with just one slot populated) * Add VFD type detection to trab board * extend drivers/cs8900.c driver to synchronize ethaddr environment variable with value in the EEPROM * Start adding MIPS support files
Diffstat (limited to 'include/asm-mips/ptrace.h')
-rw-r--r--include/asm-mips/ptrace.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h
new file mode 100644
index 000000000..2517adb2a
--- /dev/null
+++ b/include/asm-mips/ptrace.h
@@ -0,0 +1,86 @@
+/*
+ * 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) 1994, 1995, 1996, 1997, 1998, 1999, 2000 by Ralf Baechle
+ *
+ * Machine dependent structs and defines to help the user use
+ * the ptrace system call.
+ */
+#ifndef _ASM_PTRACE_H
+#define _ASM_PTRACE_H
+
+#include <asm/isadep.h>
+#include <linux/types.h>
+
+/* 0 - 31 are integer registers, 32 - 63 are fp registers. */
+#define FPR_BASE 32
+#define PC 64
+#define CAUSE 65
+#define BADVADDR 66
+#define MMHI 67
+#define MMLO 68
+#define FPC_CSR 69
+#define FPC_EIR 70
+
+#ifndef _LANGUAGE_ASSEMBLY
+/*
+ * This struct defines the way the registers are stored on the stack during a
+ * system call/exception. As usual the registers k0/k1 aren't being saved.
+ */
+struct pt_regs {
+ /* Pad bytes for argument save space on the stack. */
+ unsigned long pad0[6];
+
+ /* Saved main processor registers. */
+ unsigned long regs[32];
+
+ /* Other saved registers. */
+ unsigned long lo;
+ unsigned long hi;
+
+ /*
+ * saved cp0 registers
+ */
+ unsigned long cp0_epc;
+ unsigned long cp0_badvaddr;
+ unsigned long cp0_status;
+ unsigned long cp0_cause;
+};
+
+#endif /* !(_LANGUAGE_ASSEMBLY) */
+
+/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
+/* #define PTRACE_GETREGS 12 */
+/* #define PTRACE_SETREGS 13 */
+/* #define PTRACE_GETFPREGS 14 */
+/* #define PTRACE_SETFPREGS 15 */
+/* #define PTRACE_GETFPXREGS 18 */
+/* #define PTRACE_SETFPXREGS 19 */
+
+#define PTRACE_SETOPTIONS 21
+
+/* options set using PTRACE_SETOPTIONS */
+#define PTRACE_O_TRACESYSGOOD 0x00000001
+
+#if 0 /* def _LANGUAGE_ASSEMBLY */
+#include <asm/offset.h>
+#endif
+
+#ifdef __KERNEL__
+
+#ifndef _LANGUAGE_ASSEMBLY
+/*
+ * Does the process account for user or for system time?
+ */
+#define user_mode(regs) (((regs)->cp0_status & KU_MASK) == KU_USER)
+
+#define instruction_pointer(regs) ((regs)->cp0_epc)
+
+extern void show_regs(struct pt_regs *);
+#endif /* !(_LANGUAGE_ASSEMBLY) */
+
+#endif
+
+#endif /* _ASM_PTRACE_H */