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Diffstat (limited to 'include/cmd_bedbug.h')
| -rw-r--r-- | include/cmd_bedbug.h | 117 |
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. + */ |