1 /* Remote debugging interface for DINK32 (PowerPC) ROM monitor for
3 Copyright 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
27 #include "symfile.h" /* For generic_load() */
28 #include "inferior.h" /* For write_pc() */
31 static void dink32_open (char *args
, int from_tty
);
34 dink32_supply_register (char *regname
, int regnamelen
, char *val
, int vallen
)
38 if (regnamelen
< 2 || regnamelen
> 4)
44 if (regname
[1] < '0' || regname
[1] > '9')
47 regno
= regname
[1] - '0';
48 else if (regnamelen
== 3 && regname
[2] >= '0' && regname
[2] <= '9')
49 regno
= (regname
[1] - '0') * 10 + (regname
[2] - '0');
54 if (regname
[1] != 'R' || regname
[2] < '0' || regname
[2] > '9')
57 regno
= 32 + regname
[2] - '0';
58 else if (regnamelen
== 4 && regname
[3] >= '0' && regname
[3] <= '9')
59 regno
= 32 + (regname
[2] - '0') * 10 + (regname
[3] - '0');
64 if (regnamelen
!= 2 || regname
[1] != 'P')
69 if (regnamelen
!= 3 || regname
[1] != 'S' || regname
[2] != 'R')
74 if (regnamelen
!= 2 || regname
[1] != 'R')
79 if (regnamelen
!= 4 || regname
[1] != 'P' || regname
[2] != 'R')
81 else if (regname
[3] == '8')
83 else if (regname
[3] == '9')
85 else if (regname
[3] == '1')
87 else if (regname
[3] == '0')
96 monitor_supply_register (regno
, val
);
100 dink32_load (struct monitor_ops
*monops
, char *filename
, int from_tty
)
102 generic_load (filename
, from_tty
);
104 /* Finally, make the PC point at the start address */
106 write_pc (bfd_get_start_address (exec_bfd
));
108 inferior_ptid
= null_ptid
; /* No process now */
112 /* This array of registers needs to match the indexes used by GDB. The
113 whole reason this exists is because the various ROM monitors use
114 different names than GDB does, and don't support all the registers
117 static char *dink32_regnames
[] =
119 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
120 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
121 "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
122 "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
124 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
125 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
126 "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
127 "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
129 "srr0", "msr", "cr", "lr", "ctr", "xer", "xer"
132 static struct target_ops dink32_ops
;
134 static char *dink32_inits
[] =
137 static struct monitor_ops dink32_cmds
;
140 dink32_open (char *args
, int from_tty
)
142 monitor_open (args
, &dink32_cmds
, from_tty
);
146 _initialize_dink32_rom (void)
148 dink32_cmds
.flags
= MO_HEX_PREFIX
| MO_GETMEM_NEEDS_RANGE
| MO_FILL_USES_ADDR
| MO_HANDLE_NL
| MO_32_REGS_PAIRED
| MO_SETREG_INTERACTIVE
| MO_SETMEM_INTERACTIVE
| MO_GETMEM_16_BOUNDARY
| MO_CLR_BREAK_1_BASED
| MO_SREC_ACK
| MO_SREC_ACK_ROTATE
;
149 dink32_cmds
.init
= dink32_inits
;
150 dink32_cmds
.cont
= "go +\r";
151 dink32_cmds
.step
= "tr +\r";
152 dink32_cmds
.set_break
= "bp 0x%x\r";
153 dink32_cmds
.clr_break
= "bp %d\r";
154 #if 0 /* Would need to follow strict alignment rules.. */
155 dink32_cmds
.fill
= "mf %x %x %x\r";
157 dink32_cmds
.setmem
.cmdb
= "mm -b %x\r";
158 dink32_cmds
.setmem
.cmdw
= "mm -w %x\r";
159 dink32_cmds
.setmem
.cmdl
= "mm %x\r";
160 dink32_cmds
.setmem
.term
= " ? ";
161 dink32_cmds
.getmem
.cmdb
= "md %x\r";
162 dink32_cmds
.getmem
.resp_delim
= " ";
163 dink32_cmds
.setreg
.cmd
= "rm %s\r";
164 dink32_cmds
.setreg
.term
= " ? ";
165 dink32_cmds
.getreg
.cmd
= "rd %s\r";
166 dink32_cmds
.getreg
.resp_delim
= ": ";
167 dink32_cmds
.dump_registers
= "rd r\r";
168 dink32_cmds
.register_pattern
= "\\(\\w+\\) +=\\([0-9a-fA-F]+\\b\\)";
169 dink32_cmds
.supply_register
= dink32_supply_register
;
170 /* S-record download, via "keyboard port". */
171 dink32_cmds
.load
= "dl -k\r";
172 dink32_cmds
.loadresp
= "Set Input Port : set to Keyboard Port\r";
173 #if 0 /* slow load routine not needed if S-records work... */
174 dink32_cmds
.load_routine
= dink32_load
;
176 dink32_cmds
.prompt
= "DINK32_603 >>";
177 dink32_cmds
.line_term
= "\r";
178 dink32_cmds
.target
= &dink32_ops
;
179 dink32_cmds
.stopbits
= SERIAL_1_STOPBITS
;
180 dink32_cmds
.regnames
= dink32_regnames
;
181 dink32_cmds
.magic
= MONITOR_OPS_MAGIC
;
183 init_monitor_ops (&dink32_ops
);
185 dink32_ops
.to_shortname
= "dink32";
186 dink32_ops
.to_longname
= "DINK32 monitor";
187 dink32_ops
.to_doc
= "Debug using the DINK32 monitor.\n\
188 Specify the serial device it is connected to (e.g. /dev/ttya).";
189 dink32_ops
.to_open
= dink32_open
;
191 add_target (&dink32_ops
);
This page took 0.033257 seconds and 4 git commands to generate.