1 /* Remote debugging interface for DINK32 (PowerPC) ROM monitor for
3 Copyright 1997 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() */
30 static void dink32_open (char *args
, int from_tty
);
33 dink32_supply_register (regname
, regnamelen
, val
, vallen
)
41 if (regnamelen
< 2 || regnamelen
> 4)
47 if (regname
[1] < '0' || regname
[1] > '9')
50 regno
= regname
[1] - '0';
51 else if (regnamelen
== 3 && regname
[2] >= '0' && regname
[2] <= '9')
52 regno
= (regname
[1] - '0') * 10 + (regname
[2] - '0');
57 if (regname
[1] != 'R' || regname
[2] < '0' || regname
[2] > '9')
60 regno
= 32 + regname
[2] - '0';
61 else if (regnamelen
== 4 && regname
[3] >= '0' && regname
[3] <= '9')
62 regno
= 32 + (regname
[2] - '0') * 10 + (regname
[3] - '0');
67 if (regnamelen
!= 2 || regname
[1] != 'P')
72 if (regnamelen
!= 3 || regname
[1] != 'S' || regname
[2] != 'R')
77 if (regnamelen
!= 2 || regname
[1] != 'R')
82 if (regnamelen
!= 4 || regname
[1] != 'P' || regname
[2] != 'R')
84 else if (regname
[3] == '8')
86 else if (regname
[3] == '9')
88 else if (regname
[3] == '1')
90 else if (regname
[3] == '0')
99 monitor_supply_register (regno
, val
);
103 dink32_load (monops
, filename
, from_tty
)
104 struct monitor_ops
*monops
;
108 extern int inferior_pid
;
110 generic_load (filename
, from_tty
);
112 /* Finally, make the PC point at the start address */
114 write_pc (bfd_get_start_address (exec_bfd
));
116 inferior_pid
= 0; /* No process now */
120 /* This array of registers needs to match the indexes used by GDB. The
121 whole reason this exists is because the various ROM monitors use
122 different names than GDB does, and don't support all the registers
125 static char *dink32_regnames
[NUM_REGS
] =
127 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
128 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
129 "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
130 "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
132 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
133 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
134 "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
135 "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
137 "srr0", "msr", "cr", "lr", "ctr", "xer", "xer"
140 static struct target_ops dink32_ops
;
142 static char *dink32_inits
[] =
145 static struct monitor_ops dink32_cmds
;
148 dink32_open (args
, from_tty
)
152 monitor_open (args
, &dink32_cmds
, from_tty
);
156 _initialize_dink32_rom ()
158 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
;
159 dink32_cmds
.init
= dink32_inits
;
160 dink32_cmds
.cont
= "go +\r";
161 dink32_cmds
.step
= "tr +\r";
162 dink32_cmds
.set_break
= "bp 0x%x\r";
163 dink32_cmds
.clr_break
= "bp %d\r";
164 #if 0 /* Would need to follow strict alignment rules.. */
165 dink32_cmds
.fill
= "mf %x %x %x\r";
167 dink32_cmds
.setmem
.cmdb
= "mm -b %x\r";
168 dink32_cmds
.setmem
.cmdw
= "mm -w %x\r";
169 dink32_cmds
.setmem
.cmdl
= "mm %x\r";
170 dink32_cmds
.setmem
.term
= " ? ";
171 dink32_cmds
.getmem
.cmdb
= "md %x\r";
172 dink32_cmds
.getmem
.resp_delim
= " ";
173 dink32_cmds
.setreg
.cmd
= "rm %s\r";
174 dink32_cmds
.setreg
.term
= " ? ";
175 dink32_cmds
.getreg
.cmd
= "rd %s\r";
176 dink32_cmds
.getreg
.resp_delim
= ": ";
177 dink32_cmds
.dump_registers
= "rd r\r";
178 dink32_cmds
.register_pattern
= "\\(\\w+\\) +=\\([0-9a-fA-F]+\\b\\)";
179 dink32_cmds
.supply_register
= dink32_supply_register
;
180 /* S-record download, via "keyboard port". */
181 dink32_cmds
.load
= "dl -k\r";
182 dink32_cmds
.loadresp
= "Set Input Port : set to Keyboard Port\r";
183 #if 0 /* slow load routine not needed if S-records work... */
184 dink32_cmds
.load_routine
= dink32_load
;
186 dink32_cmds
.prompt
= "DINK32_603 >>";
187 dink32_cmds
.line_term
= "\r";
188 dink32_cmds
.target
= &dink32_ops
;
189 dink32_cmds
.stopbits
= SERIAL_1_STOPBITS
;
190 dink32_cmds
.regnames
= dink32_regnames
;
191 dink32_cmds
.magic
= MONITOR_OPS_MAGIC
;
193 init_monitor_ops (&dink32_ops
);
195 dink32_ops
.to_shortname
= "dink32";
196 dink32_ops
.to_longname
= "DINK32 monitor";
197 dink32_ops
.to_doc
= "Debug using the DINK32 monitor.\n\
198 Specify the serial device it is connected to (e.g. /dev/ttya).";
199 dink32_ops
.to_open
= dink32_open
;
201 add_target (&dink32_ops
);
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