static void remote_async (void (*callback) (enum inferior_event_type event_type,
void *context), void *context);
-static int remote_async_mask (int new_mask);
-
static void remote_detach (struct target_ops *ops, char *args, int from_tty);
static void remote_interrupt (int signo);
/* True if the stub reports support for static tracepoints. */
int static_tracepoints;
+ /* True if the stub reports support for installing tracepoint while
+ tracing. */
+ int install_in_trace;
+
/* True if the stub can continue running a trace while GDB is
disconnected. */
int disconnected_tracing;
+ /* True if the stub reports support for enabling and disabling
+ tracepoints while a trace experiment is running. */
+ int enable_disable_tracepoints;
+
+ /* True if the stub can collect strings using tracenz bytecode. */
+ int string_tracing;
+
/* Nonzero if the user has pressed Ctrl-C, but the target hasn't
responded to that. */
int ctrlc_pending_p;
from = ul;
p = pp + 1;
- pp = unpack_varlen_hex (p, &ul);
+ unpack_varlen_hex (p, &ul);
to = ul;
org_to = to;
return 1;
}
-static void *
-init_remote_state (struct gdbarch *gdbarch)
+static int
+map_regcache_remote_table (struct gdbarch *gdbarch, struct packet_reg *regs)
{
int regnum, num_remote_regs, offset;
- struct remote_state *rs = get_remote_state_raw ();
- struct remote_arch_state *rsa;
struct packet_reg **remote_regs;
- rsa = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct remote_arch_state);
-
- /* Use the architecture to build a regnum<->pnum table, which will be
- 1:1 unless a feature set specifies otherwise. */
- rsa->regs = GDBARCH_OBSTACK_CALLOC (gdbarch,
- gdbarch_num_regs (gdbarch),
- struct packet_reg);
for (regnum = 0; regnum < gdbarch_num_regs (gdbarch); regnum++)
{
- struct packet_reg *r = &rsa->regs[regnum];
+ struct packet_reg *r = ®s[regnum];
if (register_size (gdbarch, regnum) == 0)
/* Do not try to fetch zero-sized (placeholder) registers. */
number. */
remote_regs = alloca (gdbarch_num_regs (gdbarch)
- * sizeof (struct packet_reg *));
+ * sizeof (struct packet_reg *));
for (num_remote_regs = 0, regnum = 0;
regnum < gdbarch_num_regs (gdbarch);
regnum++)
- if (rsa->regs[regnum].pnum != -1)
- remote_regs[num_remote_regs++] = &rsa->regs[regnum];
+ if (regs[regnum].pnum != -1)
+ remote_regs[num_remote_regs++] = ®s[regnum];
qsort (remote_regs, num_remote_regs, sizeof (struct packet_reg *),
compare_pnums);
offset += register_size (gdbarch, remote_regs[regnum]->regnum);
}
+ return offset;
+}
+
+/* Given the architecture described by GDBARCH, return the remote
+ protocol register's number and the register's offset in the g/G
+ packets of GDB register REGNUM, in PNUM and POFFSET respectively.
+ If the target does not have a mapping for REGNUM, return false,
+ otherwise, return true. */
+
+int
+remote_register_number_and_offset (struct gdbarch *gdbarch, int regnum,
+ int *pnum, int *poffset)
+{
+ int sizeof_g_packet;
+ struct packet_reg *regs;
+ struct cleanup *old_chain;
+
+ gdb_assert (regnum < gdbarch_num_regs (gdbarch));
+
+ regs = xcalloc (gdbarch_num_regs (gdbarch), sizeof (struct packet_reg));
+ old_chain = make_cleanup (xfree, regs);
+
+ sizeof_g_packet = map_regcache_remote_table (gdbarch, regs);
+
+ *pnum = regs[regnum].pnum;
+ *poffset = regs[regnum].offset;
+
+ do_cleanups (old_chain);
+
+ return *pnum != -1;
+}
+
+static void *
+init_remote_state (struct gdbarch *gdbarch)
+{
+ struct remote_state *rs = get_remote_state_raw ();
+ struct remote_arch_state *rsa;
+
+ rsa = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct remote_arch_state);
+
+ /* Use the architecture to build a regnum<->pnum table, which will be
+ 1:1 unless a feature set specifies otherwise. */
+ rsa->regs = GDBARCH_OBSTACK_CALLOC (gdbarch,
+ gdbarch_num_regs (gdbarch),
+ struct packet_reg);
+
/* Record the maximum possible size of the g packet - it may turn out
to be smaller. */
- rsa->sizeof_g_packet = offset;
+ rsa->sizeof_g_packet = map_regcache_remote_table (gdbarch, rsa->regs);
/* Default maximum number of characters in a packet body. Many
remote stubs have a hardwired buffer size of 400 bytes
static struct target_ops extended_remote_ops;
-static int remote_async_mask_value = 1;
-
/* FIXME: cagney/1999-09-23: Even though getpkt was called with
``forever'' still use the normal timeout mechanism. This is
currently used by the ASYNC code to guarentee that target reads
PACKET_qXfer_osdata,
PACKET_qXfer_threads,
PACKET_qXfer_statictrace_read,
+ PACKET_qXfer_traceframe_info,
PACKET_qGetTIBAddr,
PACKET_qGetTLSAddr,
PACKET_qSupported,
PACKET_ConditionalTracepoints,
PACKET_FastTracepoints,
PACKET_StaticTracepoints,
+ PACKET_InstallInTrace,
PACKET_bc,
PACKET_bs,
PACKET_TracepointSource,
PACKET_QAllow,
+ PACKET_qXfer_fdpic,
+ PACKET_QDisableRandomization,
PACKET_MAX
};
return;
}
}
- internal_error (__FILE__, __LINE__, "Could not find config for %s",
+ internal_error (__FILE__, __LINE__, _("Could not find config for %s"),
c->name);
}
return;
}
}
- internal_error (__FILE__, __LINE__, "Could not find config for %s",
+ internal_error (__FILE__, __LINE__, _("Could not find config for %s"),
c->name);
}
static ptid_t general_thread;
static ptid_t continue_thread;
+/* This the traceframe which we last selected on the remote system.
+ It will be -1 if no traceframe is selected. */
+static int remote_traceframe_number = -1;
+
/* Find out if the stub attached to PID (and hence GDB should offer to
detach instead of killing it when bailing out). */
it can simply pass through to the inferior without reporting. */
static void
-remote_pass_signals (void)
+remote_pass_signals (int numsigs, unsigned char *pass_signals)
{
if (remote_protocol_packets[PACKET_QPassSignals].support != PACKET_DISABLE)
{
char *pass_packet, *p;
- int numsigs = (int) TARGET_SIGNAL_LAST;
int count = 0, i;
gdb_assert (numsigs < 256);
for (i = 0; i < numsigs; i++)
{
- if (signal_stop_state (i) == 0
- && signal_print_state (i) == 0
- && signal_pass_state (i) == 1)
+ if (pass_signals[i])
count++;
}
pass_packet = xmalloc (count * 3 + strlen ("QPassSignals:") + 1);
p = pass_packet + strlen (pass_packet);
for (i = 0; i < numsigs; i++)
{
- if (signal_stop_state (i) == 0
- && signal_print_state (i) == 0
- && signal_pass_state (i) == 1)
+ if (pass_signals[i])
{
if (i >= 16)
*p++ = tohex (i >> 4);
}
}
-static void
-remote_notice_signals (ptid_t ptid)
-{
- /* Update the remote on signals to silently pass, if they've
- changed. */
- remote_pass_signals ();
-}
-
/* If PTID is MAGIC_NULL_PTID, don't set any thread. If PTID is
MINUS_ONE_PTID, set the thread to -1, so the stub returns the
thread. If GEN is set, set the general thread, if not, then set
/* Multi-process ptid. */
pp = unpack_varlen_hex (p + 1, &pid);
if (*pp != '.')
- error (_("invalid remote ptid: %s\n"), p);
+ error (_("invalid remote ptid: %s"), p);
p = pp;
pp = unpack_varlen_hex (p + 1, &tid);
struct thread_item item;
char *id;
+ struct gdb_xml_value *attr;
- id = VEC_index (gdb_xml_value_s, attributes, 0)->value;
+ id = xml_find_attribute (attributes, "id")->value;
item.ptid = read_ptid (id, NULL);
- if (VEC_length (gdb_xml_value_s, attributes) > 1)
- item.core = *(ULONGEST *) VEC_index (gdb_xml_value_s,
- attributes, 1)->value;
+ attr = xml_find_attribute (attributes, "core");
+ if (attr != NULL)
+ item.core = *(ULONGEST *) attr->value;
else
item.core = -1;
TARGET_OBJECT_THREADS, NULL);
struct cleanup *back_to = make_cleanup (xfree, xml);
+
if (xml && *xml)
{
- struct gdb_xml_parser *parser;
struct threads_parsing_context context;
- struct cleanup *clear_parsing_context;
- context.items = 0;
- /* Note: this parser cleanup is already guarded by BACK_TO
- above. */
- parser = gdb_xml_create_parser_and_cleanup (_("threads"),
- threads_elements,
- &context);
+ context.items = NULL;
+ make_cleanup (clear_threads_parsing_context, &context);
- gdb_xml_use_dtd (parser, "threads.dtd");
-
- clear_parsing_context
- = make_cleanup (clear_threads_parsing_context, &context);
-
- if (gdb_xml_parse (parser, xml) == 0)
+ if (gdb_xml_parse_quick (_("threads"), "threads.dtd",
+ threads_elements, xml, &context) == 0)
{
int i;
struct thread_item *item;
}
}
}
-
- do_cleanups (clear_parsing_context);
}
do_cleanups (back_to);
remote_desc = NULL;
/* We don't have a connection to the remote stub anymore. Get rid
- of all the inferiors and their threads we were controlling. */
- discard_all_inferiors ();
+ of all the inferiors and their threads we were controlling.
+ Reset inferior_ptid to null_ptid first, as otherwise has_stack_frame
+ will be unable to find the thread corresponding to (pid, 0, 0). */
inferior_ptid = null_ptid;
+ discard_all_inferiors ();
/* We're no longer interested in any of these events. */
discard_pending_stop_replies (-1);
return 0;
}
-/* Stub for catch_exception. */
-
-struct start_remote_args
-{
- int from_tty;
-
- /* The current target. */
- struct target_ops *target;
-
- /* Non-zero if this is an extended-remote target. */
- int extended_p;
-};
-
/* Send interrupt_sequence to remote target. */
static void
-send_interrupt_sequence ()
+send_interrupt_sequence (void)
{
if (interrupt_sequence_mode == interrupt_sequence_control_c)
serial_write (remote_desc, "\x03", 1);
}
static void
-remote_start_remote (struct ui_out *uiout, void *opaque)
+remote_start_remote (int from_tty, struct target_ops *target, int extended_p)
{
- struct start_remote_args *args = opaque;
struct remote_state *rs = get_remote_state ();
struct packet_config *noack_config;
char *wait_status = NULL;
immediate_quit++; /* Allow user to interrupt it. */
- /* Ack any packet which the remote side has already sent. */
- serial_write (remote_desc, "+", 1);
-
if (interrupt_on_connect)
send_interrupt_sequence ();
+ /* Ack any packet which the remote side has already sent. */
+ serial_write (remote_desc, "+", 1);
+
/* The first packet we send to the target is the optional "supported
packets" request. If the target can answer this, it will tell us
which later probes to skip. */
rs->noack_mode = 1;
}
- if (args->extended_p)
+ if (extended_p)
{
/* Tell the remote that we are using the extended protocol. */
putpkt ("!");
/* On OSs where the list of libraries is global to all
processes, we fetch them early. */
if (gdbarch_has_global_solist (target_gdbarch))
- solib_add (NULL, args->from_tty, args->target, auto_solib_add);
+ solib_add (NULL, from_tty, target, auto_solib_add);
if (non_stop)
{
getpkt (&rs->buf, &rs->buf_size, 0);
if (strcmp (rs->buf, "OK") != 0)
- error ("Remote refused setting non-stop mode with: %s", rs->buf);
+ error (_("Remote refused setting non-stop mode with: %s"), rs->buf);
/* Find about threads and processes the stub is already
controlling. We default to adding them in the running state.
The '?' query below will then tell us about which threads are
stopped. */
- remote_threads_info (args->target);
+ remote_threads_info (target);
}
else if (rs->non_stop_aware)
{
getpkt (&rs->buf, &rs->buf_size, 0);
if (strcmp (rs->buf, "OK") != 0)
- error ("Remote refused setting all-stop mode with: %s", rs->buf);
+ error (_("Remote refused setting all-stop mode with: %s"), rs->buf);
}
/* Check whether the target is running now. */
{
if (rs->buf[0] == 'W' || rs->buf[0] == 'X')
{
- if (!args->extended_p)
+ if (!extended_p)
error (_("The target is not running (try extended-remote?)"));
/* We're connected, but not running. Drop out before we
/* Always add the main thread. */
add_thread_silent (inferior_ptid);
+ /* init_wait_for_inferior should be called before get_offsets in order
+ to manage `inserted' flag in bp loc in a correct state.
+ breakpoint_init_inferior, called from init_wait_for_inferior, set
+ `inserted' flag to 0, while before breakpoint_re_set, called from
+ start_remote, set `inserted' flag to 1. In the initialization of
+ inferior, breakpoint_init_inferior should be called first, and then
+ breakpoint_re_set can be called. If this order is broken, state of
+ `inserted' flag is wrong, and cause some problems on breakpoint
+ manipulation. */
+ init_wait_for_inferior ();
+
get_offsets (); /* Get text, data & bss offsets. */
/* If we could not find a description using qXfer, and we know
how to do it some other way, try again. This is not
supported for non-stop; it could be, but it is tricky if
there are no stopped threads when we connect. */
- if (remote_read_description_p (args->target)
+ if (remote_read_description_p (target)
&& gdbarch_target_desc (target_gdbarch) == NULL)
{
target_clear_description ();
rs->cached_wait_status = 1;
immediate_quit--;
- start_remote (args->from_tty); /* Initialize gdb process mechanisms. */
+ start_remote (from_tty); /* Initialize gdb process mechanisms. */
}
else
{
if (thread_count () == 0)
{
- if (!args->extended_p)
+ if (!extended_p)
error (_("The target is not running (try extended-remote?)"));
/* We're connected, but not running. Drop out before we
the stop reply queue. */
gdb_assert (wait_status == NULL);
- /* Update the remote on signals to silently pass, or more
- importantly, which to not ignore, in case a previous session
- had set some different set of signals to be ignored. */
- remote_pass_signals ();
+ /* Report all signals during attach/startup. */
+ remote_pass_signals (0, NULL);
}
/* If we connected to a live target, do some additional setup. */
struct minimal_symbol *sym;
int end;
+ /* The remote side has no concept of inferiors that aren't running
+ yet, it only knows about running processes. If we're connected
+ but our current inferior is not running, we should not invite the
+ remote target to request symbol lookups related to its
+ (unrelated) current process. */
+ if (!target_has_execution)
+ return;
+
if (remote_protocol_packets[PACKET_qSymbol].support == PACKET_DISABLE)
return;
- /* Make sure the remote is pointing at the right process. */
+ /* Make sure the remote is pointing at the right process. Note
+ there's no way to select "no process". */
set_general_process ();
/* Allocate a message buffer. We can't reuse the input buffer in RS,
/* If the target didn't like the packet, warn the user. Do not try
to undo the user's settings, that would just be maddening. */
if (strcmp (rs->buf, "OK") != 0)
- warning ("Remote refused setting permissions with: %s", rs->buf);
+ warning (_("Remote refused setting permissions with: %s"), rs->buf);
}
/* This type describes each known response to the qSupported
rs->static_tracepoints = (support == PACKET_ENABLE);
}
+static void
+remote_install_in_trace_feature (const struct protocol_feature *feature,
+ enum packet_support support,
+ const char *value)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ rs->install_in_trace = (support == PACKET_ENABLE);
+}
+
static void
remote_disconnected_tracing_feature (const struct protocol_feature *feature,
enum packet_support support,
rs->disconnected_tracing = (support == PACKET_ENABLE);
}
+static void
+remote_enable_disable_tracepoint_feature (const struct protocol_feature *feature,
+ enum packet_support support,
+ const char *value)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ rs->enable_disable_tracepoints = (support == PACKET_ENABLE);
+}
+
+static void
+remote_string_tracing_feature (const struct protocol_feature *feature,
+ enum packet_support support,
+ const char *value)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ rs->string_tracing = (support == PACKET_ENABLE);
+}
+
static struct protocol_feature remote_protocol_features[] = {
{ "PacketSize", PACKET_DISABLE, remote_packet_size, -1 },
{ "qXfer:auxv:read", PACKET_DISABLE, remote_supported_packet,
PACKET_qXfer_osdata },
{ "qXfer:threads:read", PACKET_DISABLE, remote_supported_packet,
PACKET_qXfer_threads },
+ { "qXfer:traceframe-info:read", PACKET_DISABLE, remote_supported_packet,
+ PACKET_qXfer_traceframe_info },
{ "QPassSignals", PACKET_DISABLE, remote_supported_packet,
PACKET_QPassSignals },
{ "QStartNoAckMode", PACKET_DISABLE, remote_supported_packet,
PACKET_FastTracepoints },
{ "StaticTracepoints", PACKET_DISABLE, remote_static_tracepoint_feature,
PACKET_StaticTracepoints },
+ {"InstallInTrace", PACKET_DISABLE, remote_install_in_trace_feature,
+ PACKET_InstallInTrace},
{ "DisconnectedTracing", PACKET_DISABLE, remote_disconnected_tracing_feature,
-1 },
{ "ReverseContinue", PACKET_DISABLE, remote_supported_packet,
PACKET_TracepointSource },
{ "QAllow", PACKET_DISABLE, remote_supported_packet,
PACKET_QAllow },
+ { "EnableDisableTracepoints", PACKET_DISABLE,
+ remote_enable_disable_tracepoint_feature, -1 },
+ { "qXfer:fdpic:read", PACKET_DISABLE, remote_supported_packet,
+ PACKET_qXfer_fdpic },
+ { "QDisableRandomization", PACKET_DISABLE, remote_supported_packet,
+ PACKET_QDisableRandomization },
+ { "tracenz", PACKET_DISABLE,
+ remote_string_tracing_feature, -1 },
};
static char *remote_support_xml;
general_thread = not_sent_ptid;
continue_thread = not_sent_ptid;
+ remote_traceframe_number = -1;
/* Probe for ability to use "ThreadInfo" query, as required. */
use_threadinfo_query = 1;
all the ``target ....'' commands to share a common callback
function. See cli-dump.c. */
{
- struct gdb_exception ex;
- struct start_remote_args args;
-
- args.from_tty = from_tty;
- args.target = target;
- args.extended_p = extended_p;
+ volatile struct gdb_exception ex;
- ex = catch_exception (uiout, remote_start_remote, &args, RETURN_MASK_ALL);
+ TRY_CATCH (ex, RETURN_MASK_ALL)
+ {
+ remote_start_remote (from_tty, target, extended_p);
+ }
if (ex.reason < 0)
{
/* Pop the partially set up target - unless something else did
so we don't have any TID numbers the inferior will
understand. Make sure to only send forms that do not specify
a TID. */
- p = append_resumption (p, endp, minus_one_ptid, step, siggnal);
+ append_resumption (p, endp, minus_one_ptid, step, siggnal);
}
else if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid))
{
}
/* And continue others without a signal. */
- p = append_resumption (p, endp, ptid, /*step=*/ 0, TARGET_SIGNAL_0);
+ append_resumption (p, endp, ptid, /*step=*/ 0, TARGET_SIGNAL_0);
}
else
{
/* Scheduler locking; resume only PTID. */
- p = append_resumption (p, endp, ptid, step, siggnal);
+ append_resumption (p, endp, ptid, step, siggnal);
}
gdb_assert (strlen (rs->buf) < get_remote_packet_size ());
last_sent_signal = siggnal;
last_sent_step = step;
- /* Update the inferior on signals to silently pass, if they've changed. */
- remote_pass_signals ();
-
/* The vCont packet doesn't need to specify threads via Hc. */
/* No reverse support (yet) for vCont. */
if (execution_direction != EXEC_REVERSE)
{
/* We don't pass signals to the target in reverse exec mode. */
if (info_verbose && siggnal != TARGET_SIGNAL_0)
- warning (" - Can't pass signal %d to target in reverse: ignored.\n",
+ warning (_(" - Can't pass signal %d to target in reverse: ignored."),
siggnal);
if (step
nptid = ptid;
}
- p = write_ptid (p, endp, nptid);
+ write_ptid (p, endp, nptid);
}
/* In non-stop, we get an immediate OK reply. The stop reply will
tb[1] = 0;
fputs_unfiltered (tb, gdb_stdtarg);
}
- gdb_flush (gdb_stdtarg);
- }
+ gdb_flush (gdb_stdtarg);
+}
typedef struct cached_reg
{
struct target_waitstatus ws;
+ /* Expedited registers. This makes remote debugging a bit more
+ efficient for those targets that provide critical registers as
+ part of their normal status mechanism (as another roundtrip to
+ fetch them is avoided). */
VEC(cached_reg_t) *regcache;
int stopped_by_watchpoint_p;
if (p[0] == 0 || p[1] == 0)
/* This shouldn't happen - we adjusted sizeof_g_packet above. */
internal_error (__FILE__, __LINE__,
- "unexpected end of 'g' packet reply");
+ _("unexpected end of 'g' packet reply"));
if (p[0] == 'x' && p[1] == 'x')
regs[i] = 0; /* 'x' */
if (r->offset * 2 >= strlen (rs->buf))
/* This shouldn't happen - we adjusted in_g_packet above. */
internal_error (__FILE__, __LINE__,
- "unexpected end of 'g' packet reply");
+ _("unexpected end of 'g' packet reply"));
else if (rs->buf[r->offset * 2] == 'x')
{
gdb_assert (r->offset * 2 < strlen (rs->buf));
process_g_packet (regcache);
}
+/* Make the remote selected traceframe match GDB's selected
+ traceframe. */
+
+static void
+set_remote_traceframe (void)
+{
+ int newnum;
+
+ if (remote_traceframe_number == get_traceframe_number ())
+ return;
+
+ /* Avoid recursion, remote_trace_find calls us again. */
+ remote_traceframe_number = get_traceframe_number ();
+
+ newnum = target_trace_find (tfind_number,
+ get_traceframe_number (), 0, 0, NULL);
+
+ /* Should not happen. If it does, all bets are off. */
+ if (newnum != get_traceframe_number ())
+ warning (_("could not set remote traceframe"));
+}
+
static void
remote_fetch_registers (struct target_ops *ops,
struct regcache *regcache, int regnum)
struct remote_arch_state *rsa = get_remote_arch_state ();
int i;
+ set_remote_traceframe ();
set_general_thread (inferior_ptid);
if (regnum >= 0)
struct remote_arch_state *rsa = get_remote_arch_state ();
int i;
+ set_remote_traceframe ();
set_general_thread (inferior_ptid);
if (regnum >= 0)
{
if (remote_debug)
fprintf_unfiltered (gdb_stdlog,
- "binary downloading suppported by target\n");
+ "binary downloading supported by target\n");
remote_protocol_packets[PACKET_X].support = PACKET_ENABLE;
}
break;
if (packet_format != 'X' && packet_format != 'M')
internal_error (__FILE__, __LINE__,
- "remote_write_bytes_aux: bad packet format");
+ _("remote_write_bytes_aux: bad packet format"));
if (len <= 0)
return 0;
if (todo <= 0)
internal_error (__FILE__, __LINE__,
- _("minumum packet size too small to write data"));
+ _("minimum packet size too small to write data"));
/* If we already need another packet, then try to align the end
of this packet to a useful boundary. */
Returns number of bytes transferred, or 0 (setting errno) for
error. Only transfer a single packet. */
-int
+static int
remote_write_bytes (CORE_ADDR memaddr, const gdb_byte *myaddr, int len)
{
char *packet_format = 0;
Returns number of bytes transferred, or 0 for error. */
-/* NOTE: cagney/1999-10-18: This function (and its siblings in other
- remote targets) shouldn't attempt to read the entire buffer.
- Instead it should read a single packet worth of data and then
- return the byte size of that packet to the caller. The caller (its
- caller and its callers caller ;-) already contains code for
- handling partial reads. */
-
-int
+static int
remote_read_bytes (CORE_ADDR memaddr, gdb_byte *myaddr, int len)
{
struct remote_state *rs = get_remote_state ();
int max_buf_size; /* Max size of packet output buffer. */
- int origlen;
+ char *p;
+ int todo;
+ int i;
if (len <= 0)
return 0;
/* The packet buffer will be large enough for the payload;
get_memory_packet_size ensures this. */
- origlen = len;
- while (len > 0)
- {
- char *p;
- int todo;
- int i;
-
- todo = min (len, max_buf_size / 2); /* num bytes that will fit. */
-
- /* construct "m"<memaddr>","<len>" */
- /* sprintf (rs->buf, "m%lx,%x", (unsigned long) memaddr, todo); */
- memaddr = remote_address_masked (memaddr);
- p = rs->buf;
- *p++ = 'm';
- p += hexnumstr (p, (ULONGEST) memaddr);
- *p++ = ',';
- p += hexnumstr (p, (ULONGEST) todo);
- *p = '\0';
-
- putpkt (rs->buf);
- getpkt (&rs->buf, &rs->buf_size, 0);
-
- if (rs->buf[0] == 'E'
- && isxdigit (rs->buf[1]) && isxdigit (rs->buf[2])
- && rs->buf[3] == '\0')
- {
- /* There is no correspondance between what the remote
- protocol uses for errors and errno codes. We would like
- a cleaner way of representing errors (big enough to
- include errno codes, bfd_error codes, and others). But
- for now just return EIO. */
- errno = EIO;
- return 0;
- }
+ /* Number if bytes that will fit. */
+ todo = min (len, max_buf_size / 2);
- /* Reply describes memory byte by byte,
- each byte encoded as two hex characters. */
-
- p = rs->buf;
- if ((i = hex2bin (p, myaddr, todo)) < todo)
- {
- /* Reply is short. This means that we were able to read
- only part of what we wanted to. */
- return i + (origlen - len);
- }
- myaddr += todo;
- memaddr += todo;
- len -= todo;
+ /* Construct "m"<memaddr>","<len>". */
+ memaddr = remote_address_masked (memaddr);
+ p = rs->buf;
+ *p++ = 'm';
+ p += hexnumstr (p, (ULONGEST) memaddr);
+ *p++ = ',';
+ p += hexnumstr (p, (ULONGEST) todo);
+ *p = '\0';
+ putpkt (rs->buf);
+ getpkt (&rs->buf, &rs->buf_size, 0);
+ if (rs->buf[0] == 'E'
+ && isxdigit (rs->buf[1]) && isxdigit (rs->buf[2])
+ && rs->buf[3] == '\0')
+ {
+ /* There is no correspondance between what the remote protocol
+ uses for errors and errno codes. We would like a cleaner way
+ of representing errors (big enough to include errno codes,
+ bfd_error codes, and others). But for now just return
+ EIO. */
+ errno = EIO;
+ return 0;
}
- return origlen;
+ /* Reply describes memory byte by byte, each byte encoded as two hex
+ characters. */
+ p = rs->buf;
+ i = hex2bin (p, myaddr, todo);
+ /* Return what we have. Let higher layers handle partial reads. */
+ return i;
}
\f
{
int res;
+ set_remote_traceframe ();
set_general_thread (inferior_ptid);
if (should_write)
rs->buf[0] = '\0';
if (vsnprintf (rs->buf, max_size, format, ap) >= max_size)
- internal_error (__FILE__, __LINE__, "Too long remote packet.");
+ internal_error (__FILE__, __LINE__, _("Too long remote packet."));
if (putpkt (rs->buf) < 0)
error (_("Communication problem with target."));
case '-':
if (remote_debug)
fprintf_unfiltered (gdb_stdlog, "Nak\n");
+ /* FALLTHROUGH */
case SERIAL_TIMEOUT:
tcount++;
if (tcount > 3)
extended_remote_mourn_1 (ops);
}
+static int
+extended_remote_supports_disable_randomization (void)
+{
+ return (remote_protocol_packets[PACKET_QDisableRandomization].support
+ == PACKET_ENABLE);
+}
+
+static void
+extended_remote_disable_randomization (int val)
+{
+ struct remote_state *rs = get_remote_state ();
+ char *reply;
+
+ sprintf (rs->buf, "QDisableRandomization:%x", val);
+ putpkt (rs->buf);
+ reply = remote_get_noisy_reply (&target_buf, &target_buf_size);
+ if (*reply == '\0')
+ error (_("Target does not support QDisableRandomization."));
+ if (strcmp (reply, "OK") != 0)
+ error (_("Bogus QDisableRandomization reply from target: %s"), reply);
+}
+
static int
extended_remote_run (char *args)
{
if (target_can_async_p ())
target_async (inferior_event_handler, 0);
+ /* Disable address space randomization if requested (and supported). */
+ if (extended_remote_supports_disable_randomization ())
+ extended_remote_disable_randomization (disable_randomization);
+
/* Now restart the remote server. */
if (extended_remote_run (args) == -1)
{
int remote_hw_watchpoint_limit = -1;
+int remote_hw_watchpoint_length_limit = -1;
int remote_hw_breakpoint_limit = -1;
+static int
+remote_region_ok_for_hw_watchpoint (CORE_ADDR addr, int len)
+{
+ if (remote_hw_watchpoint_length_limit == 0)
+ return 0;
+ else if (remote_hw_watchpoint_length_limit < 0)
+ return 1;
+ else if (len <= remote_hw_watchpoint_length_limit)
+ return 1;
+ else
+ return 0;
+}
+
static int
remote_check_watch_resources (int type, int cnt, int ot)
{
char *p2;
char query_type;
+ set_remote_traceframe ();
set_general_thread (inferior_ptid);
rs = get_remote_state ();
return remote_read_qxfer (ops, "threads", annex, readbuf, offset, len,
&remote_protocol_packets[PACKET_qXfer_threads]);
+ case TARGET_OBJECT_TRACEFRAME_INFO:
+ gdb_assert (annex == NULL);
+ return remote_read_qxfer
+ (ops, "traceframe-info", annex, readbuf, offset, len,
+ &remote_protocol_packets[PACKET_qXfer_traceframe_info]);
+
+ case TARGET_OBJECT_FDPIC:
+ return remote_read_qxfer (ops, "fdpic", annex, readbuf, offset, len,
+ &remote_protocol_packets[PACKET_qXfer_fdpic]);
default:
return -1;
}
/* Bail if the pattern is too large. */
if (used_pattern_len != pattern_len)
- error ("Pattern is too large to transmit to remote target.");
+ error (_("Pattern is too large to transmit to remote target."));
if (putpkt_binary (rs->buf, i + escaped_pattern_len) < 0
|| getpkt_sane (&rs->buf, &rs->buf_size, 0) < 0
ix++)
if (guess->bytes == bytes)
internal_error (__FILE__, __LINE__,
- "Duplicate g packet description added for size %d",
+ _("Duplicate g packet description added for size %d"),
bytes);
new_guess.bytes = bytes;
return 1;
}
+static int
+remote_supports_disable_randomization (void)
+{
+ /* Only supported in extended mode. */
+ return 0;
+}
+
static int
remote_supports_multi_process (void)
{
return rs->static_tracepoints;
}
+static int
+remote_supports_install_in_trace (void)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ return rs->install_in_trace;
+}
+
+static int
+remote_supports_enable_disable_tracepoint (void)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ return rs->enable_disable_tracepoints;
+}
+
+static int
+remote_supports_string_tracing (void)
+{
+ struct remote_state *rs = get_remote_state ();
+
+ return rs->string_tracing;
+}
+
static void
remote_trace_init (void)
{
}
static void
-remote_download_tracepoint (struct breakpoint *t)
+remote_download_tracepoint (struct bp_location *loc)
{
- struct bp_location *loc;
+
CORE_ADDR tpaddr;
char addrbuf[40];
char buf[2048];
struct agent_expr *aexpr;
struct cleanup *aexpr_chain = NULL;
char *pkt;
-
- /* Iterate over all the tracepoint locations. It's up to the target to
- notice multiple tracepoint packets with the same number but different
- addresses, and treat them as multiple locations. */
- for (loc = t->loc; loc; loc = loc->next)
- {
- encode_actions (t, loc, &tdp_actions, &stepping_actions);
- old_chain = make_cleanup (free_actions_list_cleanup_wrapper,
- tdp_actions);
- (void) make_cleanup (free_actions_list_cleanup_wrapper,
- stepping_actions);
-
- tpaddr = loc->address;
- sprintf_vma (addrbuf, tpaddr);
- sprintf (buf, "QTDP:%x:%s:%c:%lx:%x", t->number,
- addrbuf, /* address */
- (t->enable_state == bp_enabled ? 'E' : 'D'),
- t->step_count, t->pass_count);
- /* Fast tracepoints are mostly handled by the target, but we can
- tell the target how big of an instruction block should be moved
- around. */
- if (t->type == bp_fast_tracepoint)
+ struct breakpoint *b = loc->owner;
+ struct tracepoint *t = (struct tracepoint *) b;
+
+ encode_actions (loc->owner, loc, &tdp_actions, &stepping_actions);
+ old_chain = make_cleanup (free_actions_list_cleanup_wrapper,
+ tdp_actions);
+ (void) make_cleanup (free_actions_list_cleanup_wrapper,
+ stepping_actions);
+
+ tpaddr = loc->address;
+ sprintf_vma (addrbuf, tpaddr);
+ sprintf (buf, "QTDP:%x:%s:%c:%lx:%x", b->number,
+ addrbuf, /* address */
+ (b->enable_state == bp_enabled ? 'E' : 'D'),
+ t->step_count, t->pass_count);
+ /* Fast tracepoints are mostly handled by the target, but we can
+ tell the target how big of an instruction block should be moved
+ around. */
+ if (b->type == bp_fast_tracepoint)
+ {
+ /* Only test for support at download time; we may not know
+ target capabilities at definition time. */
+ if (remote_supports_fast_tracepoints ())
{
- /* Only test for support at download time; we may not know
- target capabilities at definition time. */
- if (remote_supports_fast_tracepoints ())
- {
- int isize;
+ int isize;
- if (gdbarch_fast_tracepoint_valid_at (target_gdbarch,
- tpaddr, &isize, NULL))
- sprintf (buf + strlen (buf), ":F%x", isize);
- else
- /* If it passed validation at definition but fails now,
- something is very wrong. */
- internal_error (__FILE__, __LINE__,
- "Fast tracepoint not valid during download");
- }
+ if (gdbarch_fast_tracepoint_valid_at (target_gdbarch,
+ tpaddr, &isize, NULL))
+ sprintf (buf + strlen (buf), ":F%x", isize);
else
- /* Fast tracepoints are functionally identical to regular
- tracepoints, so don't take lack of support as a reason to
- give up on the trace run. */
- warning (_("Target does not support fast tracepoints, "
- "downloading %d as regular tracepoint"), t->number);
+ /* If it passed validation at definition but fails now,
+ something is very wrong. */
+ internal_error (__FILE__, __LINE__,
+ _("Fast tracepoint not "
+ "valid during download"));
}
- else if (t->type == bp_static_tracepoint)
+ else
+ /* Fast tracepoints are functionally identical to regular
+ tracepoints, so don't take lack of support as a reason to
+ give up on the trace run. */
+ warning (_("Target does not support fast tracepoints, "
+ "downloading %d as regular tracepoint"), b->number);
+ }
+ else if (b->type == bp_static_tracepoint)
+ {
+ /* Only test for support at download time; we may not know
+ target capabilities at definition time. */
+ if (remote_supports_static_tracepoints ())
{
- /* Only test for support at download time; we may not know
- target capabilities at definition time. */
- if (remote_supports_static_tracepoints ())
- {
- struct static_tracepoint_marker marker;
+ struct static_tracepoint_marker marker;
- if (target_static_tracepoint_marker_at (tpaddr, &marker))
- strcat (buf, ":S");
- else
- error (_("Static tracepoint not valid during download"));
- }
+ if (target_static_tracepoint_marker_at (tpaddr, &marker))
+ strcat (buf, ":S");
else
- /* Fast tracepoints are functionally identical to regular
- tracepoints, so don't take lack of support as a reason
- to give up on the trace run. */
- error (_("Target does not support static tracepoints"));
+ error (_("Static tracepoint not valid during download"));
}
- /* If the tracepoint has a conditional, make it into an agent
- expression and append to the definition. */
- if (loc->cond)
+ else
+ /* Fast tracepoints are functionally identical to regular
+ tracepoints, so don't take lack of support as a reason
+ to give up on the trace run. */
+ error (_("Target does not support static tracepoints"));
+ }
+ /* If the tracepoint has a conditional, make it into an agent
+ expression and append to the definition. */
+ if (loc->cond)
+ {
+ /* Only test support at download time, we may not know target
+ capabilities at definition time. */
+ if (remote_supports_cond_tracepoints ())
{
- /* Only test support at download time, we may not know target
- capabilities at definition time. */
- if (remote_supports_cond_tracepoints ())
- {
- aexpr = gen_eval_for_expr (tpaddr, loc->cond);
- aexpr_chain = make_cleanup_free_agent_expr (aexpr);
- sprintf (buf + strlen (buf), ":X%x,", aexpr->len);
- pkt = buf + strlen (buf);
- for (ndx = 0; ndx < aexpr->len; ++ndx)
- pkt = pack_hex_byte (pkt, aexpr->buf[ndx]);
- *pkt = '\0';
- do_cleanups (aexpr_chain);
- }
- else
- warning (_("Target does not support conditional tracepoints, "
- "ignoring tp %d cond"), t->number);
+ aexpr = gen_eval_for_expr (tpaddr, loc->cond);
+ aexpr_chain = make_cleanup_free_agent_expr (aexpr);
+ sprintf (buf + strlen (buf), ":X%x,", aexpr->len);
+ pkt = buf + strlen (buf);
+ for (ndx = 0; ndx < aexpr->len; ++ndx)
+ pkt = pack_hex_byte (pkt, aexpr->buf[ndx]);
+ *pkt = '\0';
+ do_cleanups (aexpr_chain);
}
+ else
+ warning (_("Target does not support conditional tracepoints, "
+ "ignoring tp %d cond"), b->number);
+ }
- if (t->commands || *default_collect)
- strcat (buf, "-");
- putpkt (buf);
- remote_get_noisy_reply (&target_buf, &target_buf_size);
- if (strcmp (target_buf, "OK"))
- error (_("Target does not support tracepoints."));
+ if (b->commands || *default_collect)
+ strcat (buf, "-");
+ putpkt (buf);
+ remote_get_noisy_reply (&target_buf, &target_buf_size);
+ if (strcmp (target_buf, "OK"))
+ error (_("Target does not support tracepoints."));
- /* do_single_steps (t); */
- if (tdp_actions)
+ /* do_single_steps (t); */
+ if (tdp_actions)
+ {
+ for (ndx = 0; tdp_actions[ndx]; ndx++)
{
- for (ndx = 0; tdp_actions[ndx]; ndx++)
- {
- QUIT; /* Allow user to bail out with ^C. */
- sprintf (buf, "QTDP:-%x:%s:%s%c",
- t->number, addrbuf, /* address */
- tdp_actions[ndx],
- ((tdp_actions[ndx + 1] || stepping_actions)
- ? '-' : 0));
- putpkt (buf);
- remote_get_noisy_reply (&target_buf,
- &target_buf_size);
- if (strcmp (target_buf, "OK"))
- error (_("Error on target while setting tracepoints."));
- }
+ QUIT; /* Allow user to bail out with ^C. */
+ sprintf (buf, "QTDP:-%x:%s:%s%c",
+ b->number, addrbuf, /* address */
+ tdp_actions[ndx],
+ ((tdp_actions[ndx + 1] || stepping_actions)
+ ? '-' : 0));
+ putpkt (buf);
+ remote_get_noisy_reply (&target_buf,
+ &target_buf_size);
+ if (strcmp (target_buf, "OK"))
+ error (_("Error on target while setting tracepoints."));
}
- if (stepping_actions)
+ }
+ if (stepping_actions)
+ {
+ for (ndx = 0; stepping_actions[ndx]; ndx++)
{
- for (ndx = 0; stepping_actions[ndx]; ndx++)
- {
- QUIT; /* Allow user to bail out with ^C. */
- sprintf (buf, "QTDP:-%x:%s:%s%s%s",
- t->number, addrbuf, /* address */
- ((ndx == 0) ? "S" : ""),
- stepping_actions[ndx],
- (stepping_actions[ndx + 1] ? "-" : ""));
- putpkt (buf);
- remote_get_noisy_reply (&target_buf,
- &target_buf_size);
- if (strcmp (target_buf, "OK"))
- error (_("Error on target while setting tracepoints."));
- }
+ QUIT; /* Allow user to bail out with ^C. */
+ sprintf (buf, "QTDP:-%x:%s:%s%s%s",
+ b->number, addrbuf, /* address */
+ ((ndx == 0) ? "S" : ""),
+ stepping_actions[ndx],
+ (stepping_actions[ndx + 1] ? "-" : ""));
+ putpkt (buf);
+ remote_get_noisy_reply (&target_buf,
+ &target_buf_size);
+ if (strcmp (target_buf, "OK"))
+ error (_("Error on target while setting tracepoints."));
}
+ }
- if (remote_protocol_packets[PACKET_TracepointSource].support
- == PACKET_ENABLE)
+ if (remote_protocol_packets[PACKET_TracepointSource].support
+ == PACKET_ENABLE)
+ {
+ if (b->addr_string)
{
- if (t->addr_string)
- {
- strcpy (buf, "QTDPsrc:");
- encode_source_string (t->number, loc->address,
- "at", t->addr_string, buf + strlen (buf),
- 2048 - strlen (buf));
+ strcpy (buf, "QTDPsrc:");
+ encode_source_string (b->number, loc->address,
+ "at", b->addr_string, buf + strlen (buf),
+ 2048 - strlen (buf));
- putpkt (buf);
- remote_get_noisy_reply (&target_buf, &target_buf_size);
- if (strcmp (target_buf, "OK"))
- warning (_("Target does not support source download."));
- }
- if (t->cond_string)
- {
- strcpy (buf, "QTDPsrc:");
- encode_source_string (t->number, loc->address,
- "cond", t->cond_string, buf + strlen (buf),
- 2048 - strlen (buf));
- putpkt (buf);
- remote_get_noisy_reply (&target_buf, &target_buf_size);
- if (strcmp (target_buf, "OK"))
- warning (_("Target does not support source download."));
- }
- remote_download_command_source (t->number, loc->address,
- breakpoint_commands (t));
+ putpkt (buf);
+ remote_get_noisy_reply (&target_buf, &target_buf_size);
+ if (strcmp (target_buf, "OK"))
+ warning (_("Target does not support source download."));
}
-
- do_cleanups (old_chain);
+ if (b->cond_string)
+ {
+ strcpy (buf, "QTDPsrc:");
+ encode_source_string (b->number, loc->address,
+ "cond", b->cond_string, buf + strlen (buf),
+ 2048 - strlen (buf));
+ putpkt (buf);
+ remote_get_noisy_reply (&target_buf, &target_buf_size);
+ if (strcmp (target_buf, "OK"))
+ warning (_("Target does not support source download."));
+ }
+ remote_download_command_source (b->number, loc->address,
+ breakpoint_commands (b));
}
+
+ do_cleanups (old_chain);
+}
+
+static int
+remote_can_download_tracepoint (void)
+{
+ struct trace_status *ts = current_trace_status ();
+ int status = remote_get_trace_status (ts);
+
+ if (status == -1 || !ts->running_known || !ts->running)
+ return 0;
+
+ /* If we are in a tracing experiment, but remote stub doesn't support
+ installing tracepoint in trace, we have to return. */
+ if (!remote_supports_install_in_trace ())
+ return 0;
+
+ return 1;
}
+
static void
remote_download_trace_state_variable (struct trace_state_variable *tsv)
{
error (_("Error on target while downloading trace state variable."));
}
+static void
+remote_enable_tracepoint (struct bp_location *location)
+{
+ struct remote_state *rs = get_remote_state ();
+ char addr_buf[40];
+
+ sprintf_vma (addr_buf, location->address);
+ sprintf (rs->buf, "QTEnable:%x:%s", location->owner->number, addr_buf);
+ putpkt (rs->buf);
+ remote_get_noisy_reply (&rs->buf, &rs->buf_size);
+ if (*rs->buf == '\0')
+ error (_("Target does not support enabling tracepoints while a trace run is ongoing."));
+ if (strcmp (rs->buf, "OK") != 0)
+ error (_("Error on target while enabling tracepoint."));
+}
+
+static void
+remote_disable_tracepoint (struct bp_location *location)
+{
+ struct remote_state *rs = get_remote_state ();
+ char addr_buf[40];
+
+ sprintf_vma (addr_buf, location->address);
+ sprintf (rs->buf, "QTDisable:%x:%s", location->owner->number, addr_buf);
+ putpkt (rs->buf);
+ remote_get_noisy_reply (&rs->buf, &rs->buf_size);
+ if (*rs->buf == '\0')
+ error (_("Target does not support disabling tracepoints while a trace run is ongoing."));
+ if (strcmp (rs->buf, "OK") != 0)
+ error (_("Error on target while disabling tracepoint."));
+}
+
static void
remote_trace_set_readonly_regions (void)
{
bfd_size_type size;
bfd_vma vma;
int anysecs = 0;
+ int offset = 0;
if (!exec_bfd)
return; /* No information to give. */
for (s = exec_bfd->sections; s; s = s->next)
{
char tmp1[40], tmp2[40];
+ int sec_length;
if ((s->flags & SEC_LOAD) == 0 ||
/* (s->flags & SEC_CODE) == 0 || */
size = bfd_get_section_size (s);
sprintf_vma (tmp1, vma);
sprintf_vma (tmp2, vma + size);
- sprintf (target_buf + strlen (target_buf),
- ":%s,%s", tmp1, tmp2);
+ sec_length = 1 + strlen (tmp1) + 1 + strlen (tmp2);
+ if (offset + sec_length + 1 > target_buf_size)
+ {
+ if (remote_protocol_packets[PACKET_qXfer_traceframe_info].support
+ != PACKET_ENABLE)
+ warning (_("\
+Too many sections for read-only sections definition packet."));
+ break;
+ }
+ sprintf (target_buf + offset, ":%s,%s", tmp1, tmp2);
+ offset += sec_length;
}
if (anysecs)
{
static int
remote_get_trace_status (struct trace_status *ts)
{
- char *p;
+ /* Initialize it just to avoid a GCC false warning. */
+ char *p = NULL;
/* FIXME we need to get register block size some other way. */
extern int trace_regblock_size;
+ volatile struct gdb_exception ex;
trace_regblock_size = get_remote_arch_state ()->sizeof_g_packet;
putpkt ("qTStatus");
- p = remote_get_noisy_reply (&target_buf, &target_buf_size);
+
+ TRY_CATCH (ex, RETURN_MASK_ERROR)
+ {
+ p = remote_get_noisy_reply (&target_buf, &target_buf_size);
+ }
+ if (ex.reason < 0)
+ {
+ exception_fprintf (gdb_stderr, ex, "qTStatus: ");
+ return -1;
+ }
/* If the remote target doesn't do tracing, flag it. */
if (*p == '\0')
char *p, *reply;
int target_frameno = -1, target_tracept = -1;
+ /* Lookups other than by absolute frame number depend on the current
+ trace selected, so make sure it is correct on the remote end
+ first. */
+ if (type != tfind_number)
+ set_remote_traceframe ();
+
p = rs->buf;
strcpy (p, "QTFrame:");
p = strchr (p, '\0');
sprintf (p, "outside:%s:%s", phex_nz (addr1, 0), phex_nz (addr2, 0));
break;
default:
- error ("Unknown trace find type %d", type);
+ error (_("Unknown trace find type %d"), type);
}
putpkt (rs->buf);
target_frameno = (int) strtol (p, &reply, 16);
if (reply == p)
error (_("Unable to parse trace frame number"));
+ /* Don't update our remote traceframe number cache on failure
+ to select a remote traceframe. */
if (target_frameno == -1)
return -1;
break;
}
if (tpp)
*tpp = target_tracept;
+
+ remote_traceframe_number = target_frameno;
return target_frameno;
}
char *reply;
ULONGEST uval;
+ set_remote_traceframe ();
+
sprintf (rs->buf, "qTV:%x", tsvnum);
putpkt (rs->buf);
reply = remote_get_noisy_reply (&target_buf, &target_buf_size);
*p++ = '\0';
putpkt (rs->buf);
reply = remote_get_noisy_reply (&target_buf, &target_buf_size);
- if (*reply != '\0')
+ if (*reply == '\0')
error (_("Target does not support this command."));
if (strcmp (reply, "OK") != 0)
error (_("Bogus reply from target: %s"), reply);
error (_("Bogus reply from target: %s"), reply);
}
+static struct traceframe_info *
+remote_traceframe_info (void)
+{
+ char *text;
+
+ text = target_read_stralloc (¤t_target,
+ TARGET_OBJECT_TRACEFRAME_INFO, NULL);
+ if (text != NULL)
+ {
+ struct traceframe_info *info;
+ struct cleanup *back_to = make_cleanup (xfree, text);
+
+ info = parse_traceframe_info (text);
+ do_cleanups (back_to);
+ return info;
+ }
+
+ return NULL;
+}
+
+/* Handle the qTMinFTPILen packet. Returns the minimum length of
+ instruction on which a fast tracepoint may be placed. Returns -1
+ if the packet is not supported, and 0 if the minimum instruction
+ length is unknown. */
+
+static int
+remote_get_min_fast_tracepoint_insn_len (void)
+{
+ struct remote_state *rs = get_remote_state ();
+ char *reply;
+
+ sprintf (rs->buf, "qTMinFTPILen");
+ putpkt (rs->buf);
+ reply = remote_get_noisy_reply (&target_buf, &target_buf_size);
+ if (*reply == '\0')
+ return -1;
+ else
+ {
+ ULONGEST min_insn_len;
+
+ unpack_varlen_hex (reply, &min_insn_len);
+
+ return (int) min_insn_len;
+ }
+}
+
static void
init_remote_ops (void)
{
remote_ops.to_can_use_hw_breakpoint = remote_check_watch_resources;
remote_ops.to_insert_hw_breakpoint = remote_insert_hw_breakpoint;
remote_ops.to_remove_hw_breakpoint = remote_remove_hw_breakpoint;
+ remote_ops.to_region_ok_for_hw_watchpoint
+ = remote_region_ok_for_hw_watchpoint;
remote_ops.to_insert_watchpoint = remote_insert_watchpoint;
remote_ops.to_remove_watchpoint = remote_remove_watchpoint;
remote_ops.to_kill = remote_kill;
remote_ops.to_load = generic_load;
remote_ops.to_mourn_inferior = remote_mourn;
- remote_ops.to_notice_signals = remote_notice_signals;
+ remote_ops.to_pass_signals = remote_pass_signals;
remote_ops.to_thread_alive = remote_thread_alive;
remote_ops.to_find_new_threads = remote_threads_info;
remote_ops.to_pid_to_str = remote_pid_to_str;
remote_ops.to_can_async_p = remote_can_async_p;
remote_ops.to_is_async_p = remote_is_async_p;
remote_ops.to_async = remote_async;
- remote_ops.to_async_mask = remote_async_mask;
remote_ops.to_terminal_inferior = remote_terminal_inferior;
remote_ops.to_terminal_ours = remote_terminal_ours;
remote_ops.to_supports_non_stop = remote_supports_non_stop;
remote_ops.to_supports_multi_process = remote_supports_multi_process;
+ remote_ops.to_supports_disable_randomization
+ = remote_supports_disable_randomization;
+ remote_ops.to_supports_enable_disable_tracepoint = remote_supports_enable_disable_tracepoint;
+ remote_ops.to_supports_string_tracing = remote_supports_string_tracing;
remote_ops.to_trace_init = remote_trace_init;
remote_ops.to_download_tracepoint = remote_download_tracepoint;
+ remote_ops.to_can_download_tracepoint = remote_can_download_tracepoint;
remote_ops.to_download_trace_state_variable
= remote_download_trace_state_variable;
+ remote_ops.to_enable_tracepoint = remote_enable_tracepoint;
+ remote_ops.to_disable_tracepoint = remote_disable_tracepoint;
remote_ops.to_trace_set_readonly_regions = remote_trace_set_readonly_regions;
remote_ops.to_trace_start = remote_trace_start;
remote_ops.to_get_trace_status = remote_get_trace_status;
remote_ops.to_upload_trace_state_variables
= remote_upload_trace_state_variables;
remote_ops.to_get_raw_trace_data = remote_get_raw_trace_data;
+ remote_ops.to_get_min_fast_tracepoint_insn_len = remote_get_min_fast_tracepoint_insn_len;
remote_ops.to_set_disconnected_tracing = remote_set_disconnected_tracing;
remote_ops.to_set_circular_trace_buffer = remote_set_circular_trace_buffer;
remote_ops.to_core_of_thread = remote_core_of_thread;
= remote_static_tracepoint_marker_at;
remote_ops.to_static_tracepoint_markers_by_strid
= remote_static_tracepoint_markers_by_strid;
+ remote_ops.to_traceframe_info = remote_traceframe_info;
}
/* Set up the extended remote vector by making a copy of the standard
extended_remote_ops.to_detach = extended_remote_detach;
extended_remote_ops.to_attach = extended_remote_attach;
extended_remote_ops.to_kill = extended_remote_kill;
+ extended_remote_ops.to_supports_disable_randomization
+ = extended_remote_supports_disable_randomization;
}
static int
return 0;
/* We're async whenever the serial device is. */
- return remote_async_mask_value && serial_can_async_p (remote_desc);
+ return serial_can_async_p (remote_desc);
}
static int
return 0;
/* We're async whenever the serial device is. */
- return remote_async_mask_value && serial_is_async_p (remote_desc);
+ return serial_is_async_p (remote_desc);
}
/* Pass the SERIAL event on and up to the client. One day this code
remote_async (void (*callback) (enum inferior_event_type event_type,
void *context), void *context)
{
- if (remote_async_mask_value == 0)
- internal_error (__FILE__, __LINE__,
- _("Calling remote_async when async is masked"));
-
if (callback != NULL)
{
serial_async (remote_desc, remote_async_serial_handler, NULL);
serial_async (remote_desc, NULL, NULL);
}
-static int
-remote_async_mask (int new_mask)
-{
- int curr_mask = remote_async_mask_value;
-
- remote_async_mask_value = new_mask;
- return curr_mask;
-}
-
static void
set_remote_cmd (char *args, int from_tty)
{
the redundant "show remote Z-packet" and the legacy aliases. */
struct cleanup *showlist_chain;
struct cmd_list_element *list = remote_show_cmdlist;
+ struct ui_out *uiout = current_uiout;
showlist_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "showlist");
for (; list != NULL; list = list->next)
sigint_remote_token =
create_async_signal_handler (async_remote_interrupt, NULL);
sigint_remote_twice_token =
- create_async_signal_handler (inferior_event_handler_wrapper, NULL);
+ create_async_signal_handler (async_remote_interrupt_twice, NULL);
#if 0
init_remote_threadtests ();
number of target hardware
watchpoints is %s. */
&remote_set_cmdlist, &remote_show_cmdlist);
+ add_setshow_zinteger_cmd ("hardware-watchpoint-length-limit", no_class,
+ &remote_hw_watchpoint_length_limit, _("\
+Set the maximum length (in bytes) of a target hardware watchpoint."), _("\
+Show the maximum length (in bytes) of a target hardware watchpoint."), _("\
+Specify a negative limit for unlimited."),
+ NULL, NULL, /* FIXME: i18n: The maximum
+ length (in bytes) of a target
+ hardware watchpoint is %s. */
+ &remote_set_cmdlist, &remote_show_cmdlist);
add_setshow_zinteger_cmd ("hardware-breakpoint-limit", no_class,
&remote_hw_breakpoint_limit, _("\
Set the maximum number of target hardware breakpoints."), _("\
add_packet_config_cmd (&remote_protocol_packets[PACKET_qXfer_siginfo_write],
"qXfer:siginfo:write", "write-siginfo-object", 0);
+ add_packet_config_cmd
+ (&remote_protocol_packets[PACKET_qXfer_traceframe_info],
+ "qXfer:trace-frame-info:read", "traceframe-info", 0);
+
add_packet_config_cmd (&remote_protocol_packets[PACKET_qGetTLSAddr],
"qGetTLSAddr", "get-thread-local-storage-address",
0);
add_packet_config_cmd (&remote_protocol_packets[PACKET_StaticTracepoints],
"StaticTracepoints", "static-tracepoints", 0);
+ add_packet_config_cmd (&remote_protocol_packets[PACKET_InstallInTrace],
+ "InstallInTrace", "install-in-trace", 0);
+
add_packet_config_cmd (&remote_protocol_packets[PACKET_qXfer_statictrace_read],
"qXfer:statictrace:read", "read-sdata-object", 0);
+ add_packet_config_cmd (&remote_protocol_packets[PACKET_qXfer_fdpic],
+ "qXfer:fdpic:read", "read-fdpic-loadmap", 0);
+
+ add_packet_config_cmd (&remote_protocol_packets[PACKET_QDisableRandomization],
+ "QDisableRandomization", "disable-randomization", 0);
+
/* Keep the old ``set remote Z-packet ...'' working. Each individual
Z sub-packet has its own set and show commands, but users may
have sets to this variable in their .gdbinit files (or in their