Panda 4430 with HDMI + Unity 3D: No output on "es2gears" & "glmark2-es2" test, system UI hangs.

[Botao]

On Panda 4430 board with Linaro ubuntu pre-built image:

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/299/lt-panda-x11-base-precise_ubuntu-desktop_20120909-299.img.gz

With HDMI display port connected, after log out & log in with "ubuntu" option to enable Unity 3D, no output observed when run "es2gears" & "glmark2-es2" test. Here is serial console log output:

root@linaro-ubuntu-desktop:~# su - linaro
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

linaro@linaro-ubuntu-desktop:~$ export DISPLAY=:0.0
linaro@linaro-ubuntu-desktop:~$ es2_info
PVR:(Warning): PVRSRVOpenDCDevice: Warning - 138 returned [95, /bridged_pvr_dc_glue.c]
EGL_VERSION = 1.4 build 1.9@956766
EGL_VENDOR = Imagination Technologies
EGL_EXTENSIONS = EGL_IMG_client_api_ogl EGL_KHR_image EGL_KHR_image_base EGL_KHR_image_pixmap EGL_KHR_gl_texture_2D_image EGL_KHR_gl_texture_cubemap_image EGL_KHR_gl_rende
EGL_CLIENT_APIS = OpenGL_ES
GL_VERSION: OpenGL ES 2.0 build 1.9@956766
GL_RENDERER: PowerVR SGX 540
GL_EXTENSIONS:
    GL_OES_rgb8_rgba8, GL_OES_depth24, GL_OES_vertex_half_float,
    GL_OES_texture_float, GL_OES_texture_half_float,
    GL_OES_element_index_uint, GL_OES_mapbuffer,
    GL_OES_fragment_precision_high, GL_OES_compressed_ETC1_RGB8_texture,
    GL_OES_EGL_image, GL_OES_EGL_image_external,
    GL_OES_required_internalformat, GL_OES_depth_texture,
    GL_OES_get_program_binary, GL_OES_packed_depth_stencil,
    GL_OES_standard_derivatives, GL_OES_vertex_array_object, GL_OES_egl_sync,
    GL_EXT_multi_draw_arrays, GL_EXT_texture_format_BGRA8888,
    GL_EXT_discard_framebuffer, GL_EXT_shader_texture_lod,
    GL_IMG_shader_binary, GL_IMG_texture_compression_pvrtc,
    GL_IMG_texture_npot, GL_IMG_texture_format_BGRA8888, GL_IMG_read_format,
    GL_IMG_program_binary, GL_IMG_uniform_buffer_object,
    GL_IMG_multisampled_render_to_texture, GL_TI_image_external_raw_video
linaro@linaro-ubuntu-desktop:~$ es2gears
PVR:(Warning): PVRSRVOpenDCDevice: Warning - 138 returned [95, /bridged_pvr_dc_glue.c]
EGL_VERSION = 1.4 build 1.9@956766
vertex shader info: Success.

fragment shader info: Success.

info:

# Waited around 5 minutes here
^C
linaro@linaro-ubuntu-desktop:~$ glmark2-es2
PVR:(Warning): PVRSRVOpenDCDevice: Warning - 138 returned [95, /bridged_pvr_dc_glue.c]
=======================================================
    glmark2 2012.08
=======================================================
    OpenGL Information
    GL_VENDOR: Imagination Technologies
    GL_RENDERER: PowerVR SGX 540
    GL_VERSION: OpenGL ES 2.0 build 1.9@956766
=======================================================
[build] use-vbo=false:

# Waited around 5 minutes here
^C
linaro@linaro-ubuntu-desktop:~$

After the test, system UI hangs, except mouse pointer is alive. No response for clicking icons.

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For Panda 4430 board, this issue is observed on following images:

http://snapshots.linaro.org/precise/hwpacks/lt-panda-x11-base/197/hwpack_linaro-lt-panda-x11-base_20120723-197_armhf_supported.tar.gz

http://snapshots.linaro.org/precise/hwpacks/lt-panda-x11-base/201/hwpack_linaro-lt-panda-x11-base_20120725-201_armhf_supported.tar.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/219/lt-panda-x11-base-precise_ubuntu-desktop_20120803-219.img.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/242/lt-panda-x11-base-precise_ubuntu-desktop_20120812-242.img.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/256/lt-panda-x11-base-precise_ubuntu-desktop_20120819-256.img.gz

http://releases.linaro.org/12.08/ubuntu/leb-panda/lt-panda-x11-base_20120826-270-ubuntu-desktop.img.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/279/lt-panda-x11-base-precise_ubuntu-desktop_20120830-279.img.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/299/lt-panda-x11-base-precise_ubuntu-desktop_20120909-299.img.gz

http://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/312/lt-panda-x11-base-precise_ubuntu-desktop_20120916-312.img.gz

[Botao (botao-sun)]

Now "es2gears" & "glmark2-es2" work well on build 329:

https://snapshots.linaro.org/precise/pre-built/lt-panda-x11-base/329/lt-panda-x11-base-precise_ubuntu-desktop_20120924-329.img.gz

Please refer to attachment to get full test result. The running environment is HDMI + Unity 3D.