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93584146 | 1 | /* Remote debugging interface for EST-300 ICE, for GDB |
5de0c648 | 2 | Copyright 1995 Free Software Foundation, Inc. |
93584146 SC |
3 | Contributed by Cygnus Support. |
4 | ||
5 | Written by Steve Chamberlain for Cygnus Support. | |
a25a9f49 | 6 | Re-written by Stu Grossman of Cygnus Support |
93584146 | 7 | |
5de0c648 | 8 | This file is part of GDB. |
93584146 | 9 | |
5de0c648 SG |
10 | This program is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
93584146 | 14 | |
5de0c648 SG |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
93584146 | 19 | |
5de0c648 SG |
20 | You should have received a copy of the GNU General Public License |
21 | along with this program; if not, write to the Free Software | |
6c9638b4 | 22 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
93584146 | 23 | |
93584146 | 24 | #include "defs.h" |
93584146 SC |
25 | #include "gdbcore.h" |
26 | #include "target.h" | |
a25a9f49 | 27 | #include "monitor.h" |
93584146 | 28 | #include "serial.h" |
93584146 | 29 | |
a25a9f49 | 30 | static void est_open PARAMS ((char *args, int from_tty)); |
93584146 | 31 | |
93584146 | 32 | static void |
a25a9f49 SG |
33 | est_supply_register (regname, regnamelen, val, vallen) |
34 | char *regname; | |
35 | int regnamelen; | |
36 | char *val; | |
37 | int vallen; | |
93584146 SC |
38 | { |
39 | int regno; | |
40 | ||
a25a9f49 | 41 | if (regnamelen != 2) |
93584146 | 42 | return; |
93584146 | 43 | |
a25a9f49 | 44 | switch (regname[0]) |
93584146 | 45 | { |
a25a9f49 SG |
46 | case 'S': |
47 | if (regname[1] != 'R') | |
48 | return; | |
49 | regno = PS_REGNUM; | |
93584146 | 50 | break; |
a25a9f49 SG |
51 | case 'P': |
52 | if (regname[1] != 'C') | |
53 | return; | |
54 | regno = PC_REGNUM; | |
93584146 | 55 | break; |
a25a9f49 SG |
56 | case 'D': |
57 | if (regname[1] < '0' || regname[1] > '7') | |
58 | return; | |
59 | regno = regname[1] - '0' + D0_REGNUM; | |
93584146 | 60 | break; |
a25a9f49 SG |
61 | case 'A': |
62 | if (regname[1] < '0' || regname[1] > '7') | |
63 | return; | |
64 | regno = regname[1] - '0' + A0_REGNUM; | |
65 | break; | |
66 | default: | |
67 | return; | |
93584146 | 68 | } |
a25a9f49 SG |
69 | |
70 | monitor_supply_register (regno, val); | |
93584146 SC |
71 | } |
72 | ||
a25a9f49 SG |
73 | /* |
74 | * This array of registers needs to match the indexes used by GDB. The | |
75 | * whole reason this exists is because the various ROM monitors use | |
76 | * different names than GDB does, and don't support all the | |
77 | * registers either. So, typing "info reg sp" becomes a "r30". | |
78 | */ | |
79 | ||
80 | static char *est_regnames[NUM_REGS] = | |
93584146 | 81 | { |
a25a9f49 SG |
82 | "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", |
83 | "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", | |
84 | "SR", "PC", | |
85 | }; | |
93584146 | 86 | |
a25a9f49 SG |
87 | /* |
88 | * Define the monitor command strings. Since these are passed directly | |
89 | * through to a printf style function, we need can include formatting | |
90 | * strings. We also need a CR or LF on the end. | |
91 | */ | |
92 | ||
93 | static struct target_ops est_ops; | |
94 | ||
a25a9f49 SG |
95 | static char *est_inits[] = {"he\r", /* Resets the prompt, and clears repeated cmds */ |
96 | NULL}; | |
97 | ||
adc176bb JM |
98 | static struct monitor_ops est_cmds ; |
99 | static void init_est_cmds(void) | |
a25a9f49 | 100 | { |
adc176bb JM |
101 | est_cmds.flags = MO_CLR_BREAK_USES_ADDR | MO_FILL_USES_ADDR | MO_NEED_REGDUMP_AFTER_CONT | |
102 | MO_SREC_ACK | MO_SREC_ACK_PLUS ; | |
103 | est_cmds.init = est_inits; /* Init strings */ | |
104 | est_cmds.cont = "go\r"; /* continue command */ | |
105 | est_cmds.step = "sidr\r"; /* single step */ | |
106 | est_cmds.stop = "\003"; /* ^C interrupts the program */ | |
107 | est_cmds.set_break = "sb %x\r"; /* set a breakpoint */ | |
108 | est_cmds.clr_break = "rb %x\r"; /* clear a breakpoint */ | |
109 | est_cmds.clr_all_break = "rb\r"; /* clear all breakpoints */ | |
110 | est_cmds.fill = "bfb %x %x %x\r"; /* fill (start end val) */ | |
111 | est_cmds.setmem.cmdb = "smb %x %x\r"; /* setmem.cmdb (addr, value) */ | |
112 | est_cmds.setmem.cmdw = "smw %x %x\r"; /* setmem.cmdw (addr, value) */ | |
113 | est_cmds.setmem.cmdl = "sml %x %x\r"; /* setmem.cmdl (addr, value) */ | |
114 | est_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ | |
115 | est_cmds.setmem.resp_delim = NULL; /* setreg.resp_delim */ | |
116 | est_cmds.setmem.term = NULL; /* setreg.term */ | |
117 | est_cmds.setmem.term_cmd = NULL; /* setreg.term_cmd */ | |
118 | est_cmds.getmem.cmdb = "dmb %x %x\r"; /* getmem.cmdb (addr, len) */ | |
119 | est_cmds.getmem.cmdw = "dmw %x %x\r"; /* getmem.cmdw (addr, len) */ | |
120 | est_cmds.getmem.cmdl = "dml %x %x\r"; /* getmem.cmdl (addr, len) */ | |
121 | est_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */ | |
122 | est_cmds.getmem.resp_delim = ": "; /* getmem.resp_delim */ | |
123 | est_cmds.getmem.term = NULL; /* getmem.term */ | |
124 | est_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */ | |
125 | est_cmds.setreg.cmd = "sr %s %x\r"; /* setreg.cmd (name, value) */ | |
126 | est_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ | |
127 | est_cmds.setreg.term = NULL; /* setreg.term */ | |
128 | est_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */ | |
129 | est_cmds.getreg.cmd = "dr %s\r"; /* getreg.cmd (name) */ | |
130 | est_cmds.getreg.resp_delim = " = "; /* getreg.resp_delim */ | |
131 | est_cmds.getreg.term = NULL; /* getreg.term */ | |
132 | est_cmds.getreg.term_cmd = NULL ; /* getreg.term_cmd */ | |
133 | est_cmds.dump_registers = "dr\r"; /* dump_registers */ | |
134 | est_cmds.register_pattern = "\\(\\w+\\) = \\([0-9a-fA-F]+\\)"; /* register_pattern */ | |
135 | est_cmds.supply_register = est_supply_register; /* supply_register */ | |
136 | est_cmds.load_routine = NULL; /* load_routine (defaults to SRECs) */ | |
137 | est_cmds.load = "dl\r"; /* download command */ | |
138 | est_cmds.loadresp = "+"; /* load response */ | |
139 | est_cmds.prompt = ">BKM>"; /* monitor command prompt */ | |
140 | est_cmds.line_term = "\r"; /* end-of-line terminator */ | |
141 | est_cmds.cmd_end = NULL; /* optional command terminator */ | |
142 | est_cmds.target = &est_ops; /* target operations */ | |
143 | est_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ | |
144 | est_cmds.regnames = est_regnames; /* registers names */ | |
145 | est_cmds.magic = MONITOR_OPS_MAGIC ; /* magic */ | |
146 | } /* init_est_cmds */ | |
93584146 | 147 | |
bec6c6db | 148 | static void |
a25a9f49 | 149 | est_open(args, from_tty) |
93584146 SC |
150 | char *args; |
151 | int from_tty; | |
152 | { | |
a25a9f49 | 153 | monitor_open (args, &est_cmds, from_tty); |
93584146 SC |
154 | } |
155 | ||
a25a9f49 SG |
156 | void |
157 | _initialize_est () | |
93584146 | 158 | { |
adc176bb | 159 | init_est_cmds() ; |
a25a9f49 | 160 | init_monitor_ops (&est_ops); |
93584146 | 161 | |
a25a9f49 SG |
162 | est_ops.to_shortname = "est"; |
163 | est_ops.to_longname = "EST background debug monitor"; | |
164 | est_ops.to_doc = "Debug via the EST BDM.\n\ | |
165 | Specify the serial device it is connected to (e.g. /dev/ttya)."; | |
166 | est_ops.to_open = est_open; | |
93584146 | 167 | |
93584146 SC |
168 | add_target (&est_ops); |
169 | } |