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Diffstat (limited to 'monitor.c')
-rw-r--r--monitor.c66
1 files changed, 61 insertions, 5 deletions
diff --git a/monitor.c b/monitor.c
index d7acaa420d..6b98cf13f5 100644
--- a/monitor.c
+++ b/monitor.c
@@ -296,9 +296,6 @@ static void do_info_history (void)
static void do_quit(void)
{
-#ifdef USE_KQEMU
- kqemu_record_dump();
-#endif
exit(0);
}
@@ -960,12 +957,69 @@ static void do_info_kqemu(void)
return;
}
val = env->kqemu_enabled;
- term_printf("kqemu is %s\n", val ? "enabled" : "disabled");
+ term_printf("kqemu support: ");
+ switch(val) {
+ default:
+ case 0:
+ term_printf("disabled\n");
+ break;
+ case 1:
+ term_printf("enabled for user code\n");
+ break;
+ case 2:
+ term_printf("enabled for user and kernel code\n");
+ break;
+ }
#else
- term_printf("kqemu support is not compiled\n");
+ term_printf("kqemu support: not compiled\n");
#endif
}
+#ifdef CONFIG_PROFILER
+
+int64_t kqemu_time;
+int64_t qemu_time;
+int64_t kqemu_exec_count;
+int64_t dev_time;
+int64_t kqemu_ret_int_count;
+int64_t kqemu_ret_excp_count;
+int64_t kqemu_ret_intr_count;
+
+static void do_info_profile(void)
+{
+ int64_t total;
+ total = qemu_time;
+ if (total == 0)
+ total = 1;
+ term_printf("async time %lld (%0.3f)\n",
+ dev_time, dev_time / (double)ticks_per_sec);
+ term_printf("qemu time %lld (%0.3f)\n",
+ qemu_time, qemu_time / (double)ticks_per_sec);
+ term_printf("kqemu time %lld (%0.3f %0.1f%%) count=%lld int=%lld excp=%lld intr=%lld\n",
+ kqemu_time, kqemu_time / (double)ticks_per_sec,
+ kqemu_time / (double)total * 100.0,
+ kqemu_exec_count,
+ kqemu_ret_int_count,
+ kqemu_ret_excp_count,
+ kqemu_ret_intr_count);
+ qemu_time = 0;
+ kqemu_time = 0;
+ kqemu_exec_count = 0;
+ dev_time = 0;
+ kqemu_ret_int_count = 0;
+ kqemu_ret_excp_count = 0;
+ kqemu_ret_intr_count = 0;
+#ifdef USE_KQEMU
+ kqemu_record_dump();
+#endif
+}
+#else
+static void do_info_profile(void)
+{
+ term_printf("Internal profiler not compiled\n");
+}
+#endif
+
static term_cmd_t term_cmds[] = {
{ "help|?", "s?", do_help,
"[cmd]", "show the help" },
@@ -1054,6 +1108,8 @@ static term_cmd_t info_cmds[] = {
"", "show guest USB devices", },
{ "usbhost", "", usb_host_info,
"", "show host USB devices", },
+ { "profile", "", do_info_profile,
+ "", "show profiling information", },
{ NULL, NULL, },
};