linux-user, mips: add syscall table generation support

[thirdparty/qemu.git] / gdbstub.c

diff --git a/gdbstub.c b/gdbstub.c
index b92ba59e4dffd89ced2eefb3eb3949ac9c73c6ed..22a2d630cdca049b6835e99a05b8763c6a0d250f 100644 (file)
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1820,11 +1820,15 @@ static void handle_read_all_regs(GdbCmdContext *gdb_ctx, void *user_ctx)
 
 static void handle_file_io(GdbCmdContext *gdb_ctx, void *user_ctx)
 {
-    if (gdb_ctx->num_params >= 2 && gdb_ctx->s->current_syscall_cb) {
+    if (gdb_ctx->num_params >= 1 && gdb_ctx->s->current_syscall_cb) {
         target_ulong ret, err;
 
         ret = (target_ulong)gdb_ctx->params[0].val_ull;
-        err = (target_ulong)gdb_ctx->params[1].val_ull;
+        if (gdb_ctx->num_params >= 2) {
+            err = (target_ulong)gdb_ctx->params[1].val_ull;
+        } else {
+            err = 0;
+        }
         gdb_ctx->s->current_syscall_cb(gdb_ctx->s->c_cpu, ret, err);
         gdb_ctx->s->current_syscall_cb = NULL;
     }
@@ -2588,7 +2592,9 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
         break;
     }
 
-    run_cmd_parser(s, line_buf, cmd_parser);
+    if (cmd_parser) {
+        run_cmd_parser(s, line_buf, cmd_parser);
+    }
 
     return RS_IDLE;
 }
@@ -3165,7 +3171,7 @@ static void gdb_chr_receive(void *opaque, const uint8_t *buf, int size)
     }
 }
 
-static void gdb_chr_event(void *opaque, int event)
+static void gdb_chr_event(void *opaque, QEMUChrEvent event)
 {
     int i;
     GDBState *s = (GDBState *) opaque;
@@ -3361,7 +3367,7 @@ int gdbserver_start(const char *device)
         /* Initialize a monitor terminal for gdb */
         mon_chr = qemu_chardev_new(NULL, TYPE_CHARDEV_GDB,
                                    NULL, NULL, &error_abort);
-        monitor_init_hmp(mon_chr, false);
+        monitor_init_hmp(mon_chr, false, &error_abort);
     } else {
         qemu_chr_fe_deinit(&s->chr, true);
         mon_chr = s->mon_chr;