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X-Received-From: 2a00:1450:4864:20::444 Subject: [Qemu-devel] [PATCH v3 16/20] gdbstub: Implement step (s pkt) with new infra X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jon Doron Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Jon Doron Signed-off-by: Jon Doron --- gdbstub.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) diff --git a/gdbstub.c b/gdbstub.c index a71fbc800d..273216beb6 100644 --- a/gdbstub.c +++ b/gdbstub.c @@ -1821,6 +1821,16 @@ static void handle_file_io(GdbCmdContext *gdb_ctx, void *user_ctx) gdb_continue(gdb_ctx->s); } +static void handle_step(GdbCmdContext *gdb_ctx, void *user_ctx) +{ + if (gdb_ctx->num_params) { + gdb_set_cpu_pc(gdb_ctx->s, (target_ulong)gdb_ctx->params[0].val_ull); + } + + cpu_single_step(gdb_ctx->s->c_cpu, sstep_flags); + gdb_continue(gdb_ctx->s); +} + static int gdb_handle_packet(GDBState *s, const char *line_buf) { CPUState *cpu; @@ -1952,13 +1962,16 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf) } break; case 's': - if (*p != '\0') { - addr = strtoull(p, (char **)&p, 16); - gdb_set_cpu_pc(s, addr); + { + static GdbCmdParseEntry step_cmd_desc = { + .handler = handle_step, + .cmd = "s", + .cmd_startswith = 1, + .schema = "L0" + }; + process_string_cmd(s, NULL, line_buf, &step_cmd_desc, 1); } - cpu_single_step(s->c_cpu, sstep_flags); - gdb_continue(s); - return RS_IDLE; + break; case 'F': { static GdbCmdParseEntry file_io_cmd_desc = {