| 1 | /* Remote target glue for the Oki op50n based eval board. |
| 2 | |
| 3 | Copyright 1995 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 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. |
| 11 | |
| 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. |
| 16 | |
| 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, Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | #include "defs.h" |
| 22 | #include "gdbcore.h" |
| 23 | #include "target.h" |
| 24 | #include "monitor.h" |
| 25 | #include "serial.h" |
| 26 | |
| 27 | static void op50n_open PARAMS ((char *args, int from_tty)); |
| 28 | |
| 29 | /* |
| 30 | * this array of registers need to match the indexes used by GDB. The |
| 31 | * whole reason this exists is cause the various ROM monitors use |
| 32 | * different strings than GDB does, and doesn't support all the |
| 33 | * registers either. So, typing "info reg sp" becomes a "r30". |
| 34 | */ |
| 35 | |
| 36 | static char *op50n_regnames[NUM_REGS] = |
| 37 | { |
| 38 | "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| 39 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| 40 | "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| 41 | "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", |
| 42 | "cr11", "p", NULL, NULL, NULL, "cr15", "cr19", "cr20", |
| 43 | "cr21", "cr22", NULL, NULL, NULL, NULL, NULL, NULL, |
| 44 | NULL, NULL, NULL, "cr0", "cr8", "cr9", "cr10","cr12", |
| 45 | "cr13", "cr24", "cr25", "cr26", |
| 46 | }; |
| 47 | |
| 48 | /* |
| 49 | * Define the monitor command strings. Since these are passed directly |
| 50 | * through to a printf style function, we need can include formatting |
| 51 | * strings. We also need a CR or LF on the end. |
| 52 | */ |
| 53 | |
| 54 | static struct target_ops op50n_ops; |
| 55 | |
| 56 | static char *op50n_inits[] = {".\r", NULL}; |
| 57 | |
| 58 | static struct monitor_ops op50n_cmds = |
| 59 | { |
| 60 | MO_CLR_BREAK_USES_ADDR /*| MO_GETMEM_READ_SINGLE*/, /* flags */ |
| 61 | op50n_inits, /* Init strings */ |
| 62 | "g\r", /* continue command */ |
| 63 | "t\r", /* single step */ |
| 64 | "\003.\r", /* Interrupt char */ |
| 65 | "b %x\r", /* set a breakpoint */ |
| 66 | "b %x,0\r", /* clear breakpoint at addr */ |
| 67 | "bx\r", /* clear all breakpoints */ |
| 68 | "fx %x s%x %x\r", /* memory fill cmd (addr, len, val) */ |
| 69 | { |
| 70 | "sx %x %x\r", /* setmem.cmdb (addr, value) */ |
| 71 | "sh %x %x\r", /* setmem.cmdw (addr, value) */ |
| 72 | "s %x %x\r", /* setmem.cmdl (addr, value) */ |
| 73 | NULL, /* setmem.cmdll (addr, value) */ |
| 74 | NULL, /* setmem.resp_delim */ |
| 75 | NULL, /* setmem.term */ |
| 76 | NULL, /* setmem.term_cmd */ |
| 77 | }, |
| 78 | #if 0 |
| 79 | { |
| 80 | "sx %x\r", /* getmem.cmdb (addr, len) */ |
| 81 | "sh %x\r", /* getmem.cmdw (addr, len) */ |
| 82 | "s %x\r", /* getmem.cmdl (addr, len) */ |
| 83 | NULL, /* getmem.cmdll (addr, len) */ |
| 84 | " : ", /* getmem.resp_delim */ |
| 85 | " ", /* getmem.term */ |
| 86 | ".\r", /* getmem.term_cmd */ |
| 87 | }, |
| 88 | #else |
| 89 | { |
| 90 | "dx %x s%x\r", /* getmem.cmdb (addr, len) */ |
| 91 | NULL, /* getmem.cmdw (addr, len) */ |
| 92 | NULL, /* getmem.cmdl (addr, len) */ |
| 93 | NULL, /* getmem.cmdll (addr, len) */ |
| 94 | " : ", /* getmem.resp_delim */ |
| 95 | NULL, /* getmem.term */ |
| 96 | NULL, /* getmem.term_cmd */ |
| 97 | }, |
| 98 | #endif |
| 99 | { |
| 100 | "x %s %x\r", /* setreg.cmd (name, value) */ |
| 101 | NULL, /* setreg.resp_delim */ |
| 102 | NULL, /* setreg.term */ |
| 103 | NULL, /* setreg.term_cmd */ |
| 104 | }, |
| 105 | { |
| 106 | "x %s\r", /* getreg.cmd (name) */ |
| 107 | "=", /* getreg.resp_delim */ |
| 108 | " ", /* getreg.term */ |
| 109 | ".\r", /* getreg.term_cmd */ |
| 110 | }, |
| 111 | NULL, /* dump_registers */ |
| 112 | NULL, /* register_pattern */ |
| 113 | NULL, /* supply_register */ |
| 114 | NULL, /* load routine */ |
| 115 | "r 0\r", /* download command */ |
| 116 | NULL, /* load response */ |
| 117 | "\n#", /* monitor command prompt */ |
| 118 | "\r", /* end-of-command delimitor */ |
| 119 | NULL, /* optional command terminator */ |
| 120 | &op50n_ops, /* target operations */ |
| 121 | SERIAL_1_STOPBITS, /* number of stop bits */ |
| 122 | op50n_regnames, /* register names */ |
| 123 | MONITOR_OPS_MAGIC /* magic */ |
| 124 | }; |
| 125 | |
| 126 | static void |
| 127 | op50n_open (args, from_tty) |
| 128 | char *args; |
| 129 | int from_tty; |
| 130 | { |
| 131 | monitor_open (args, &op50n_cmds, from_tty); |
| 132 | } |
| 133 | |
| 134 | void |
| 135 | _initialize_op50n () |
| 136 | { |
| 137 | init_monitor_ops (&op50n_ops); |
| 138 | |
| 139 | op50n_ops.to_shortname = "op50n"; |
| 140 | op50n_ops.to_longname = "Oki's debug monitor for the Op50n Eval board"; |
| 141 | op50n_ops.to_doc = "Debug on a Oki OP50N eval board.\n\ |
| 142 | Specify the serial device it is connected to (e.g. /dev/ttya)."; |
| 143 | op50n_ops.to_open = op50n_open; |
| 144 | |
| 145 | add_target (&op50n_ops); |
| 146 | } |