diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 9 | ||||
| -rw-r--r-- | gdb/doc/ChangeLog | 8 | ||||
| -rw-r--r-- | gdb/doc/gdb.texinfo | 22 | ||||
| -rw-r--r-- | gdb/remote.c | 21 |
4 files changed, 58 insertions, 2 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index c4e81e6..c1a8533 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,12 @@ +2003-02-20 Andrew Cagney <ac131313@redhat.com> + + * remote.c (_initialize_remote): Add commands "set/show remote + hardware-watchpoint-limit" and "set/show remote + hardware-breakpoint-limit". + (remote_hw_watchpoint_limit): Initialize to -1. + (remote_hw_breakpoint_limit): Ditto. + (remote_check_watch_resources): Treat a limit of -1 as unlimited. + 2003-02-19 Raoul Gough <RaoulGough@yahoo.co.uk> * coff-pe-read.c: New file - support reading of minimal symbols from a diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index abd5de9..f00c495 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,11 @@ +2003-02-20 Andrew Cagney <ac131313@redhat.com> + + * gdb.texinfo (Set Breaks): Add cross reference to "set remote + hardware-breakpoint-limit". + (Set Watchpoints): Add cross reference to "set remote + hardware-watchpoint-limit". + (Remote configuration options): New section. + 2003-02-04 Andrew Cagney <ac131313@redhat.com> * gdbint.texinfo (Target Architecture Definition): Delete diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index c260102..9e9a0b8 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -2514,6 +2514,8 @@ example, on the DSU, only two data breakpoints can be set at a time, and @value{GDBN} will reject this command if more than two are used. Delete or disable unused hardware breakpoints before setting new ones (@pxref{Disabling, ,Disabling}). @xref{Conditions, ,Break conditions}. +@xref{set remote hardware-breakpoint-limit}. + @kindex thbreak @item thbreak @var{args} @@ -2750,6 +2752,8 @@ when a non-current thread's activity changes the expression. (Hardware watchpoints, in contrast, watch an expression in all threads.) @end quotation +@xref{set remote hardware-watchpoint-limit}. + @node Set Catchpoints @subsection Setting catchpoints @cindex catchpoints, setting @@ -10352,6 +10356,7 @@ is supported other than to try it. @menu * Server:: Using the gdbserver program * NetWare:: Using the gdbserve.nlm program +* Remote configuration:: Remote configuration * remote stub:: Implementing a remote stub @end menu @@ -10524,6 +10529,23 @@ argument is a device name (usually a serial device, like communications with the server via serial line @file{/dev/ttyb}. @end table +@node Remote configuration +@section Remote configuration + +The following configuration options are available when debugging remote +programs: + +@table @code +@kindex set remote hardware-watchpoint-limit +@kindex set remote hardware-breakpoint-limit +@anchor{set remote hardware-watchpoint-limit} +@anchor{set remote hardware-breakpoint-limit} +@item set remote hardware-watchpoint-limit @var{limit} +@itemx set remote hardware-breakpoint-limit @var{limit} +Restrict @value{GDBN} to using @var{limit} remote hardware breakpoint or +watchpoints. A limit of -1, the default, is treated as unlimited. +@end table + @node remote stub @section Implementing a remote stub diff --git a/gdb/remote.c b/gdb/remote.c index d47dad7..5edea01 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -4839,8 +4839,8 @@ remote_remove_watchpoint (CORE_ADDR addr, int len, int type) } -int remote_hw_watchpoint_limit = 0; -int remote_hw_breakpoint_limit = 0; +int remote_hw_watchpoint_limit = -1; +int remote_hw_breakpoint_limit = -1; int remote_check_watch_resources (int type, int cnt, int ot) @@ -4849,6 +4849,8 @@ remote_check_watch_resources (int type, int cnt, int ot) { if (remote_hw_breakpoint_limit == 0) return 0; + else if (remote_hw_breakpoint_limit < 0) + return 1; else if (cnt <= remote_hw_breakpoint_limit) return 1; } @@ -4856,6 +4858,8 @@ remote_check_watch_resources (int type, int cnt, int ot) { if (remote_hw_watchpoint_limit == 0) return 0; + else if (remote_hw_watchpoint_limit < 0) + return 1; else if (ot) return -1; else if (cnt <= remote_hw_watchpoint_limit) @@ -6144,6 +6148,19 @@ terminating `#' character and checksum.", "Show the maximum number of bytes per memory-read packet.\n", &remote_show_cmdlist); + add_setshow_cmd ("hardware-watchpoint-limit", no_class, + var_zinteger, &remote_hw_watchpoint_limit, "\ +Set the maximum number of target hardware watchpoints.\n\ +Specify a negative limit for unlimited.", "\ +Show the maximum number of target hardware watchpoints.\n", + NULL, NULL, &remote_set_cmdlist, &remote_show_cmdlist); + add_setshow_cmd ("hardware-breakpoint-limit", no_class, + var_zinteger, &remote_hw_breakpoint_limit, "\ +Set the maximum number of target hardware breakpoints.\n\ +Specify a negative limit for unlimited.", "\ +Show the maximum number of target hardware breakpoints.\n", + NULL, NULL, &remote_set_cmdlist, &remote_show_cmdlist); + add_show_from_set (add_set_cmd ("remoteaddresssize", class_obscure, var_integer, (char *) &remote_address_size, |