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[Qemu-devel] [PATCH 7/7] scenario engine: add a Qemu option to start it
From: |
Victor CLEMENT |
Subject: |
[Qemu-devel] [PATCH 7/7] scenario engine: add a Qemu option to start it |
Date: |
Fri, 11 Sep 2015 14:50:30 +0200 |
Add an option to Qemu in order to start the scenario engine at the end
of Qemu initialization.
Signed-off-by: Victor CLEMENT <address@hidden>
---
qemu-options.hx | 12 ++++++++++++
vl.c | 45 ++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 56 insertions(+), 1 deletion(-)
diff --git a/qemu-options.hx b/qemu-options.hx
index 77f5853..d157c2e 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -3436,6 +3436,18 @@ The @code{-no-user-config} option makes QEMU not load
any of the user-provided
config files on @var{sysconfdir}, but won't make it skip the QEMU-provided
config
files from @var{datadir}.
ETEXI
+DEF("scenario", HAS_ARG, QEMU_OPTION_scenario,
+ "-scenario [file=<file>]\n"
+ " enable scenario engine\n",
+ QEMU_ARCH_ALL)
+STEXI
address@hidden -scenario address@hidden
address@hidden -scenario
+
+Enable scenario engine.
+
+This option is only available if QEMU has been compiled with scenario engine.
+ETEXI
DEF("trace", HAS_ARG, QEMU_OPTION_trace,
"-trace [events=<file>][,file=<file>]\n"
" specify tracing options\n",
diff --git a/vl.c b/vl.c
index 0adbbd6..4fc6953 100644
--- a/vl.c
+++ b/vl.c
@@ -108,6 +108,8 @@ int main(int argc, char **argv)
#include "slirp/libslirp.h"
+#include "scenario/scenario.h"
+
#include "trace.h"
#include "trace/control.h"
#include "qemu/queue.h"
@@ -283,6 +285,22 @@ static QemuOptsList qemu_trace_opts = {
},
};
+static QemuOptsList qemu_scenario_opts = {
+ .name = "scenario",
+ .implied_opt_name = "file",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_scenario_opts.head),
+ .desc = {
+ {
+ .name = "file",
+ .type = QEMU_OPT_STRING,
+ },{
+ .name = "param",
+ .type = QEMU_OPT_STRING,
+ },
+ { /* end of list */ }
+ },
+};
+
static QemuOptsList qemu_option_rom_opts = {
.name = "option-rom",
.implied_opt_name = "romfile",
@@ -2971,6 +2989,10 @@ int main(int argc, char **argv, char **envp)
.realloc = realloc_and_trace,
.free = free_and_trace,
};
+#ifdef CONFIG_SCENARIO
+ bool use_scenario_engine = false;
+ const char *simulation_file = NULL;
+#endif
const char *trace_events = NULL;
const char *trace_file = NULL;
ram_addr_t maxram_size;
@@ -3002,6 +3024,7 @@ int main(int argc, char **argv, char **envp)
qemu_add_opts(&qemu_global_opts);
qemu_add_opts(&qemu_mon_opts);
qemu_add_opts(&qemu_trace_opts);
+ qemu_add_opts(&qemu_scenario_opts);
qemu_add_opts(&qemu_option_rom_opts);
qemu_add_opts(&qemu_machine_opts);
qemu_add_opts(&qemu_mem_opts);
@@ -3902,6 +3925,22 @@ int main(int argc, char **argv, char **envp)
trace_file = qemu_opt_get(opts, "file");
break;
}
+ case QEMU_OPTION_scenario:
+ {
+#ifdef CONFIG_SCENARIO
+ opts = qemu_opts_parse_noisily(qemu_find_opts("scenario"),
+ optarg, false);
+ if (!opts) {
+ exit(1);
+ }
+ use_scenario_engine = true;
+ simulation_file = qemu_opt_get(opts, "file");
+#else
+ fprintf(stderr, "Scenario engine is disabled\n");
+ exit(1);
+#endif
+ break;
+ }
case QEMU_OPTION_readconfig:
{
int ret = qemu_read_config_file(optarg);
@@ -4649,7 +4688,11 @@ int main(int argc, char **argv, char **envp)
exit(1);
}
}
-
+#ifdef CONFIG_SCENARIO
+ if (use_scenario_engine) {
+ init_scenario_engine(simulation_file);
+ }
+#endif
main_loop();
bdrv_close_all();
pause_all_vcpus();
--
2.5.1
- [Qemu-devel] [PATCH 0/7] Qemu scenario engine, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 1/7] configure: add --enable-scenario-engine option, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 4/7] scenario-engine: add utilities, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 2/7] gpio-pl061: add a scenario engine interaction API, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 3/7] chardev: add a scenario engine backend, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 7/7] scenario engine: add a Qemu option to start it,
Victor CLEMENT <=
- [Qemu-devel] [PATCH 6/7] scenario engine: provide a scenario file template, Victor CLEMENT, 2015/09/11
- [Qemu-devel] [PATCH 5/7] scenario-engine: add a time based event scheduler, Victor CLEMENT, 2015/09/11
- Re: [Qemu-devel] [PATCH 0/7] Qemu scenario engine, Andreas Färber, 2015/09/11