Initial revision

1 files changed, 117 insertions, 0 deletions

diff --git a/include/cmd_bedbug.h b/include/cmd_bedbug.h
new file mode 100644
index 0000000..105441e
--- /dev/null
+++ b/include/cmd_bedbug.h
@@ -0,0 +1,117 @@
+/*
+ * BedBug Functions
+ */
+#ifndef _CMD_BEDBUG_H
+#define _CMD_BEDBUG_H
+
+#if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
+
+#define CMD_TBL_DIS     MK_CMD_TBL_ENTRY(                               \
+        "ds",           2,      3,      1,      do_bedbug_dis,          \
+        "ds      - disassemble memory\n",                               \
+        "ds <address> [# instructions]\n"                               \
+        ),
+
+#define CMD_TBL_ASM     MK_CMD_TBL_ENTRY(                               \
+        "as",           2,      2,      0,      do_bedbug_asm,          \
+        "as      - assemble memory\n",                                  \
+        "as <address>\n"                                                \
+        ),
+
+#define CMD_TBL_BREAK   MK_CMD_TBL_ENTRY(                               \
+        "break",        2,      3,      0,      do_bedbug_break,        \
+        "break   - set or clear a breakpoint\n",                        \
+        " - Set or clear a breakpoint\n"                                \
+        "break <address> - Break at an address\n"                       \
+        "break off <bp#> - Disable breakpoint.\n"                       \
+        "break show      - List breakpoints.\n"                         \
+        ),
+
+#define CMD_TBL_CONTINUE        MK_CMD_TBL_ENTRY(                       \
+        "continue",     4,      1,      0,      do_bedbug_continue,     \
+        "continue- continue from a breakpoint\n",                       \
+        " - continue from a breakpoint.\n"                              \
+        ),
+
+#define CMD_TBL_STEP        MK_CMD_TBL_ENTRY(                           \
+        "step", 4,      1,      1,      do_bedbug_step,                 \
+        "step    - single step execution.\n",                           \
+        " - single step execution.\n"                                   \
+        ),
+
+#define CMD_TBL_NEXT        MK_CMD_TBL_ENTRY(                           \
+        "next", 4,      1,      1,      do_bedbug_next,                 \
+        "next    - single step execution, stepping over subroutines.\n",\
+        " - single step execution, stepping over subroutines.\n"        \
+        ),
+
+#define CMD_TBL_STACK        MK_CMD_TBL_ENTRY(                          \
+        "where", 5,     1,      1,      do_bedbug_stack,                \
+        "where   - Print the running stack.\n",                         \
+        " - Print the running stack.\n"                                 \
+        ),
+
+#define CMD_TBL_RDUMP        MK_CMD_TBL_ENTRY(                          \
+        "rdump", 5,     1,      1,      do_bedbug_rdump,                \
+        "rdump   - Show registers.\n",                                  \
+        " - Show registers.\n"                                          \
+        ),
+
+extern int do_bedbug_dis      (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_asm      (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_break    (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_continue (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_step     (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_next     (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_stack    (cmd_tbl_t *, int, int, char *[]);
+extern int do_bedbug_rdump    (cmd_tbl_t *, int, int, char *[]);
+
+/* Supporting routines */
+extern int bedbug_puts (const char *);
+extern void bedbug_init (void);
+extern void do_bedbug_breakpoint (struct pt_regs *);
+extern void bedbug_main_loop (unsigned long, struct pt_regs *);
+
+
+typedef struct {
+	int hw_debug_enabled;
+	int stopped;
+	int current_bp;
+	struct pt_regs *regs;
+
+	void (*do_break) (cmd_tbl_t *, int, int, char *[]);
+	void (*break_isr) (struct pt_regs *);
+	int (*find_empty) (void);
+	int (*set) (int, unsigned long);
+	int (*clear) (int);
+} CPU_DEBUG_CTX;
+
+#else /* ! CFG_CMD_BEDBUG */
+
+#define CMD_TBL_DIS
+#define CMD_TBL_ASM
+#define CMD_TBL_BREAK
+#define CMD_TBL_CONTINUE
+#define CMD_TBL_STEP
+#define CMD_TBL_NEXT
+#define CMD_TBL_STACK
+#define CMD_TBL_RDUMP
+
+#endif /* CFG_CMD_BEDBUG */
+#endif /* _CMD_BEDBUG_H */
+
+
+/*
+ * Copyright (c) 2001 William L. Pitts
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are freely
+ * permitted provided that the above copyright notice and this
+ * paragraph and the following disclaimer are duplicated in all
+ * such forms.
+ *
+ * This software is provided "AS IS" and without any express or
+ * implied warranties, including, without limitation, the implied
+ * warranties of merchantability and fitness for a particular
+ * purpose.
+ */