diff mbox series

[v5,04/21] gdbstub: Implement continue (c pkt) with new infra

Message ID 20190424193859.31817-4-arilou@gmail.com
State New
Headers show
Series [v5,01/21] gdbstub: Add infrastructure to parse cmd packets | expand

Commit Message

Jon Doron April 24, 2019, 7:38 p.m. UTC 
Signed-off-by: Jon Doron <arilou@gmail.com>
---
 gdbstub.c | 25 +++++++++++++++++++------
 1 file changed, 19 insertions(+), 6 deletions(-)
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Patch

diff --git a/gdbstub.c b/gdbstub.c
index 29ca6be3df..a38f9d4ef9 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1523,6 +1523,16 @@  static void handle_thread_alive(GdbCmdContext *gdb_ctx, void *user_ctx)
     put_packet(gdb_ctx->s, "OK");
 }
 
+static void handle_continue(GdbCmdContext *gdb_ctx, void *user_ctx)
+{
+    if (gdb_ctx->num_params) {
+        gdb_set_cpu_pc(gdb_ctx->s, gdb_ctx->params[0].val_ull);
+    }
+
+    gdb_ctx->s->signal = 0;
+    gdb_continue(gdb_ctx->s);
+}
+
 static int gdb_handle_packet(GDBState *s, const char *line_buf)
 {
     CPUState *cpu;
@@ -1559,13 +1569,16 @@  static int gdb_handle_packet(GDBState *s, const char *line_buf)
         gdb_breakpoint_remove_all();
         break;
     case 'c':
-        if (*p != '\0') {
-            addr = strtoull(p, (char **)&p, 16);
-            gdb_set_cpu_pc(s, addr);
+        {
+            static const GdbCmdParseEntry continue_cmd_desc = {
+                .handler = handle_continue,
+                .cmd = "c",
+                .cmd_startswith = 1,
+                .schema = "L0"
+            };
+            cmd_parser = &continue_cmd_desc;
         }
-        s->signal = 0;
-        gdb_continue(s);
-        return RS_IDLE;
+        break;
     case 'C':
         s->signal = gdb_signal_to_target (strtoul(p, (char **)&p, 16));
         if (s->signal == -1)