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| author | Michael Snyder <msnyder@specifix.com> | 2008-06-22 02:36:30 +0000 |
|---|---|---|
| committer | Michael Snyder <msnyder@specifix.com> | 2008-06-22 02:36:30 +0000 |
| commit | f20ac148a61e9558c8719e1e01ab0b447deec322 (patch) | |
| tree | a1d9971903c4226fcc441296a5a3ad5d2c3f8c68 | |
| parent | 8fdfe939487014f8e22f20c3a668aea83e8066ed (diff) | |
| download | gdb-f20ac148a61e9558c8719e1e01ab0b447deec322.tar.gz | |
2008-06-21 Michael Snyder <msnyder@specifix.com>
Add support for 'R' packet (restart).
* gdbfreeplay-back.c (handle_special_case). Add support for 'R'.
Remove support for "monitor gdbfreeplay-echo".
| -rw-r--r-- | gdb/gdbserver/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/gdbserver/gdbfreeplay-back.c | 25 |
2 files changed, 13 insertions, 16 deletions
diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index a748f2858e0..7464deedac5 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,5 +1,9 @@ 2008-06-21 Michael Snyder <msnyder@specifix.com> + Add support for 'R' packet (restart). + * gdbfreeplay-back.c (handle_special_case). Add support for 'R'. + Remove support for "monitor gdbfreeplay-echo". + Add support for 'O' packet output. * remote-breakpoint.h (PLAY_O_PACKETS): New enum const. * gdbfreeplay-back.c (StopFrame): Discard gpos, replace with Opos. diff --git a/gdb/gdbserver/gdbfreeplay-back.c b/gdb/gdbserver/gdbfreeplay-back.c index 0cc65fe4dc2..e44e2a4bab8 100644 --- a/gdb/gdbserver/gdbfreeplay-back.c +++ b/gdb/gdbserver/gdbfreeplay-back.c @@ -700,23 +700,16 @@ handle_special_case (FILE *infile, int fd, char *request) return OK; } - /* Handle "monitor gdbfreeplay-echo" - (just to get a handle on the 'O' message). */ - if ((p = strstr (request, monitor_echo)) != NULL) + /* Handle 'R' (restart) request. + This is an extended-remote request that is not really used any more, + but we can send it out-of-band (using "maint packet") to effectively + set the replay buffer back to the beginning. */ + if (strstr (request, "$R#52") != NULL) { - /* OK, this will be an ascii-fied string. */ - p += strlen (monitor_echo); - /* Skip spaces */ - while (p[0] == '2' && p[1] == '0') - p += 2; /* skip a space */ - - while (p[0] && p[0] != '#') - { - c = hex_to_int (*p++) << 4; - c += hex_to_int (*p++); - fputc (c, stdout); - } - fprintf (stdout, "\n"); + /* Reset replay buffer to beginning. */ + /* NOTE: gdb doesn't know about target state changing, so + if you use this, you must accompany it with "flushregs". */ + cur_frame = 0; return OK; } |