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author | Luc Michel <luc.michel@greensocs.com> | 2019-01-07 15:23:46 +0000 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2019-01-07 15:23:46 +0000 |
commit | 95567c27121e58795949c77fd7503ac03451a62b (patch) | |
tree | 91b1ca1657bb23e829a08e6df99dd91bdc4ea2fd | |
parent | c145eeae1cc7bb826fd60056bbd072e3881dc128 (diff) | |
download | qemu-95567c27121e58795949c77fd7503ac03451a62b.zip qemu-95567c27121e58795949c77fd7503ac03451a62b.tar.gz qemu-95567c27121e58795949c77fd7503ac03451a62b.tar.bz2 |
gdbstub: add multiprocess support to gdb_vm_state_change()
Add support for multiprocess extension in gdb_vm_state_change()
function.
Signed-off-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20181207090135.7651-10-luc.michel@greensocs.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r-- | gdbstub.c | 15 |
1 files changed, 12 insertions, 3 deletions
@@ -1724,6 +1724,7 @@ static void gdb_vm_state_change(void *opaque, int running, RunState state) GDBState *s = gdbserver_state; CPUState *cpu = s->c_cpu; char buf[256]; + char thread_id[16]; const char *type; int ret; @@ -1735,6 +1736,14 @@ static void gdb_vm_state_change(void *opaque, int running, RunState state) put_packet(s, s->syscall_buf); return; } + + if (cpu == NULL) { + /* No process attached */ + return; + } + + gdb_fmt_thread_id(s, cpu, thread_id, sizeof(thread_id)); + switch (state) { case RUN_STATE_DEBUG: if (cpu->watchpoint_hit) { @@ -1752,8 +1761,8 @@ static void gdb_vm_state_change(void *opaque, int running, RunState state) trace_gdbstub_hit_watchpoint(type, cpu_gdb_index(cpu), (target_ulong)cpu->watchpoint_hit->vaddr); snprintf(buf, sizeof(buf), - "T%02xthread:%02x;%swatch:" TARGET_FMT_lx ";", - GDB_SIGNAL_TRAP, cpu_gdb_index(cpu), type, + "T%02xthread:%s;%swatch:" TARGET_FMT_lx ";", + GDB_SIGNAL_TRAP, thread_id, type, (target_ulong)cpu->watchpoint_hit->vaddr); cpu->watchpoint_hit = NULL; goto send_packet; @@ -1795,7 +1804,7 @@ static void gdb_vm_state_change(void *opaque, int running, RunState state) break; } gdb_set_stop_cpu(cpu); - snprintf(buf, sizeof(buf), "T%02xthread:%02x;", ret, cpu_gdb_index(cpu)); + snprintf(buf, sizeof(buf), "T%02xthread:%s;", ret, thread_id); send_packet: put_packet(s, buf); |