nv_init: tool to run full init/takedown sequence

Useful for debugging.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

2 files changed, 43 insertions, 1 deletions

diff --git a/bin/Makefile.am b/bin/Makefile.am
index 39e246b00..082fe9724 100644
--- a/bin/Makefile.am
+++ b/bin/Makefile.am
@@ -4,7 +4,7 @@ bin_PROGRAMS = \
 	       nv_ri08 nv_ri16 nv_ri32 nv_wi08 nv_wi16 nv_wi32 \
 	       nv_rv08 nv_rv16 nv_rv32 nv_wv08 nv_wv16 nv_wv32 \
 	       nv_rs08 nv_rs16 nv_rs32 nv_ws08 nv_ws16 nv_ws32 \
-	       nv_disp nv_i2c nv_aux
+	       nv_disp nv_i2c nv_aux nv_init
 
 AM_CPPFLAGS = -I$(top_srcdir)/nvkm/include \
 	      -I$(top_srcdir)/nvkm \
diff --git a/bin/nv_init.c b/bin/nv_init.c
new file mode 100644
index 000000000..0f901a4c7
--- /dev/null
+++ b/bin/nv_init.c
@@ -0,0 +1,42 @@
+#include <stdlib.h>
+#include <limits.h>
+#include <unistd.h>
+
+#include <core/os.h>
+#include <core/object.h>
+#include <core/class.h>
+
+#include <core/device.h>
+
+struct nouveau_object *client;
+struct nouveau_object *device;
+
+int
+main(int argc, char **argv)
+{
+	int ret, c;
+
+	while ((c = getopt(argc, argv, "-")) != -1) {
+		switch (c) {
+		case 1:
+			return -EINVAL;
+		}
+	}
+
+	ret = os_client_new(NULL, "trace", argc, argv, &client);
+	if (ret)
+		return ret;
+
+	ret = nouveau_object_new(client, ~0, 0, 0x0080,
+				&(struct nv_device_class) {
+					.device = ~0ULL,
+					.disable = 0ULL,
+					.debug0 = 0ULL,
+				}, sizeof(struct nv_device_class), &device);
+	if (ret)
+		return ret;
+
+	os_client_del(&client);
+	nouveau_object_debug();
+	return ret;
+}