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authorJon Doron <arilou@gmail.com>2019-05-29 09:41:31 +0300
committerAlex Bennée <alex.bennee@linaro.org>2019-06-12 17:53:23 +0100
commit44ffded013b193414f45bc0cb5df74ab7174b8bc (patch)
treeef0289e777e88edec2d6d6b8b23479528de9013c /gdbstub.c
parent3e2c12615b52eb5e1cae7f448a02da622179fc43 (diff)
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gdbstub: Implement thread_alive (T pkt) with new infra
Signed-off-by: Jon Doron <arilou@gmail.com> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Message-Id: <20190529064148.19856-4-arilou@gmail.com> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Diffstat (limited to 'gdbstub.c')
-rw-r--r--gdbstub.c43
1 files changed, 32 insertions, 11 deletions
diff --git a/gdbstub.c b/gdbstub.c
index 907bff6..89d5dcf 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1511,6 +1511,30 @@ static void handle_detach(GdbCmdContext *gdb_ctx, void *user_ctx)
put_packet(s, "OK");
}
+static void handle_thread_alive(GdbCmdContext *gdb_ctx, void *user_ctx)
+{
+ CPUState *cpu;
+
+ if (!gdb_ctx->num_params) {
+ put_packet(gdb_ctx->s, "E22");
+ return;
+ }
+
+ if (gdb_ctx->params[0].thread_id.kind == GDB_READ_THREAD_ERR) {
+ put_packet(gdb_ctx->s, "E22");
+ return;
+ }
+
+ cpu = gdb_get_cpu(gdb_ctx->s, gdb_ctx->params[0].thread_id.pid,
+ gdb_ctx->params[0].thread_id.tid);
+ if (!cpu) {
+ put_packet(gdb_ctx->s, "E22");
+ return;
+ }
+
+ put_packet(gdb_ctx->s, "OK");
+}
+
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
CPUState *cpu;
@@ -1811,17 +1835,14 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
}
break;
case 'T':
- thread_kind = read_thread_id(p, &p, &pid, &tid);
- if (thread_kind == GDB_READ_THREAD_ERR) {
- put_packet(s, "E22");
- break;
- }
- cpu = gdb_get_cpu(s, pid, tid);
-
- if (cpu != NULL) {
- put_packet(s, "OK");
- } else {
- put_packet(s, "E22");
+ {
+ static const GdbCmdParseEntry thread_alive_cmd_desc = {
+ .handler = handle_thread_alive,
+ .cmd = "T",
+ .cmd_startswith = 1,
+ .schema = "t0"
+ };
+ cmd_parser = &thread_alive_cmd_desc;
}
break;
case 'q':