| wdenk | 78f6622 | 2002-08-27 10:27:51 +0000 | [diff] [blame] | 1 | /* |
| 2 | * BedBug Functions |
| 3 | */ |
| 4 | #ifndef _CMD_BEDBUG_H |
| 5 | #define _CMD_BEDBUG_H |
| 6 | |
| 7 | #if (CONFIG_COMMANDS & CFG_CMD_BEDBUG) |
| 8 | |
| 9 | #define CMD_TBL_DIS MK_CMD_TBL_ENTRY( \ |
| 10 | "ds", 2, 3, 1, do_bedbug_dis, \ |
| 11 | "ds - disassemble memory\n", \ |
| 12 | "ds <address> [# instructions]\n" \ |
| 13 | ), |
| 14 | |
| 15 | #define CMD_TBL_ASM MK_CMD_TBL_ENTRY( \ |
| 16 | "as", 2, 2, 0, do_bedbug_asm, \ |
| 17 | "as - assemble memory\n", \ |
| 18 | "as <address>\n" \ |
| 19 | ), |
| 20 | |
| 21 | #define CMD_TBL_BREAK MK_CMD_TBL_ENTRY( \ |
| 22 | "break", 2, 3, 0, do_bedbug_break, \ |
| 23 | "break - set or clear a breakpoint\n", \ |
| 24 | " - Set or clear a breakpoint\n" \ |
| 25 | "break <address> - Break at an address\n" \ |
| 26 | "break off <bp#> - Disable breakpoint.\n" \ |
| 27 | "break show - List breakpoints.\n" \ |
| 28 | ), |
| 29 | |
| 30 | #define CMD_TBL_CONTINUE MK_CMD_TBL_ENTRY( \ |
| 31 | "continue", 4, 1, 0, do_bedbug_continue, \ |
| 32 | "continue- continue from a breakpoint\n", \ |
| 33 | " - continue from a breakpoint.\n" \ |
| 34 | ), |
| 35 | |
| 36 | #define CMD_TBL_STEP MK_CMD_TBL_ENTRY( \ |
| 37 | "step", 4, 1, 1, do_bedbug_step, \ |
| 38 | "step - single step execution.\n", \ |
| 39 | " - single step execution.\n" \ |
| 40 | ), |
| 41 | |
| 42 | #define CMD_TBL_NEXT MK_CMD_TBL_ENTRY( \ |
| 43 | "next", 4, 1, 1, do_bedbug_next, \ |
| 44 | "next - single step execution, stepping over subroutines.\n",\ |
| 45 | " - single step execution, stepping over subroutines.\n" \ |
| 46 | ), |
| 47 | |
| 48 | #define CMD_TBL_STACK MK_CMD_TBL_ENTRY( \ |
| 49 | "where", 5, 1, 1, do_bedbug_stack, \ |
| 50 | "where - Print the running stack.\n", \ |
| 51 | " - Print the running stack.\n" \ |
| 52 | ), |
| 53 | |
| 54 | #define CMD_TBL_RDUMP MK_CMD_TBL_ENTRY( \ |
| 55 | "rdump", 5, 1, 1, do_bedbug_rdump, \ |
| 56 | "rdump - Show registers.\n", \ |
| 57 | " - Show registers.\n" \ |
| 58 | ), |
| 59 | |
| 60 | extern int do_bedbug_dis (cmd_tbl_t *, int, int, char *[]); |
| 61 | extern int do_bedbug_asm (cmd_tbl_t *, int, int, char *[]); |
| 62 | extern int do_bedbug_break (cmd_tbl_t *, int, int, char *[]); |
| 63 | extern int do_bedbug_continue (cmd_tbl_t *, int, int, char *[]); |
| 64 | extern int do_bedbug_step (cmd_tbl_t *, int, int, char *[]); |
| 65 | extern int do_bedbug_next (cmd_tbl_t *, int, int, char *[]); |
| 66 | extern int do_bedbug_stack (cmd_tbl_t *, int, int, char *[]); |
| 67 | extern int do_bedbug_rdump (cmd_tbl_t *, int, int, char *[]); |
| 68 | |
| 69 | /* Supporting routines */ |
| 70 | extern int bedbug_puts (const char *); |
| 71 | extern void bedbug_init (void); |
| 72 | extern void do_bedbug_breakpoint (struct pt_regs *); |
| 73 | extern void bedbug_main_loop (unsigned long, struct pt_regs *); |
| 74 | |
| 75 | |
| 76 | typedef struct { |
| 77 | int hw_debug_enabled; |
| 78 | int stopped; |
| 79 | int current_bp; |
| 80 | struct pt_regs *regs; |
| 81 | |
| 82 | void (*do_break) (cmd_tbl_t *, int, int, char *[]); |
| 83 | void (*break_isr) (struct pt_regs *); |
| 84 | int (*find_empty) (void); |
| 85 | int (*set) (int, unsigned long); |
| 86 | int (*clear) (int); |
| 87 | } CPU_DEBUG_CTX; |
| 88 | |
| 89 | #else /* ! CFG_CMD_BEDBUG */ |
| 90 | |
| 91 | #define CMD_TBL_DIS |
| 92 | #define CMD_TBL_ASM |
| 93 | #define CMD_TBL_BREAK |
| 94 | #define CMD_TBL_CONTINUE |
| 95 | #define CMD_TBL_STEP |
| 96 | #define CMD_TBL_NEXT |
| 97 | #define CMD_TBL_STACK |
| 98 | #define CMD_TBL_RDUMP |
| 99 | |
| 100 | #endif /* CFG_CMD_BEDBUG */ |
| 101 | #endif /* _CMD_BEDBUG_H */ |
| 102 | |
| 103 | |
| 104 | /* |
| 105 | * Copyright (c) 2001 William L. Pitts |
| 106 | * All rights reserved. |
| 107 | * |
| 108 | * Redistribution and use in source and binary forms are freely |
| 109 | * permitted provided that the above copyright notice and this |
| 110 | * paragraph and the following disclaimer are duplicated in all |
| 111 | * such forms. |
| 112 | * |
| 113 | * This software is provided "AS IS" and without any express or |
| 114 | * implied warranties, including, without limitation, the implied |
| 115 | * warranties of merchantability and fitness for a particular |
| 116 | * purpose. |
| 117 | */ |