Hi, when trying eg. glxgears I'm getting :
$ glxgears drmRadeonCmdBuffer: -22. Kernel failed to parse or rejected command stream. See dmesg for more info. $ $ warzone2100 drmRadeonCmdBuffer: -22. Kernel failed to parse or rejected command stream. See dmesg for more info. $ $ tail -2 /var/log/messages Mar 7 18:46:37 hostname /bsd: error: [drm:pid18843:r300_emit_carefully_checked_packet0] *ERROR* Register 4e4c failed check as flag=00 Mar 7 18:46:37 hostname /bsd: error: [drm:pid18843:r300_do_cp_cmdbuf] *ERROR* r300_emit_packet0 failed $ It's same either for snapshot from 1.3. or 2.3. (latest available now). No xorg.conf set. $ sysctl kern.version kern.version=OpenBSD 4.9 (GENERIC.MP) #794: Wed Mar 2 07:19:02 MST 2011 dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC.MP $ $ dmesg | grep -i vga vga1 at pci1 dev 0 function 0 "ATI Radeon HD 3470" rev 0x00 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) radeondrm0 at vga1: apic 8 int 16 (irq 11) $ $ sudo pcidump -v 1:0:0 1:0:0: ATI Radeon HD 3470 0x0000: Vendor ID: 1002 Product ID: 95c0 0x0004: Command: 0007 Status ID: 0010 0x0008: Class: 03 Subclass: 00 Interface: 00 Revision: 00 0x000c: BIST: 00 Header Type: 00 Latency Timer: 00 Cache Line Size: 10 0x0010: BAR mem prefetchable 64bit addr: 0x00000000d0000000/0x10000000 0x0018: BAR mem 64bit addr: 0x00000000fe9f0000/0x00010000 0x0020: BAR io addr: 0x0000dc00/0x0100 0x0024: BAR empty (00000000) 0x0028: Cardbus CIS: 00000000 0x002c: Subsystem Vendor ID: 1028 Product ID: 3243 0x0030: Expansion ROM Base Address: fea00000 0x0038: 00000000 0x003c: Interrupt Pin: 01 Line: 0b Min Gnt: 00 Max Lat: 00 0x0050: Capability 0x01: Power Management 0x0058: Capability 0x10: PCI Express Link Speed: 2.5 / 2.5 Gb/s Link Width: x16 / x16 0x00a0: Capability 0x05: Message Signaled Interrupts (MSI) $ $ glxgears -info GL_RENDERER = Mesa DRI R600 (RV620 95C0) 20090101 x86/MMX/SSE2 TCL GL_VERSION = 1.5 Mesa 7.8.2 GL_VENDOR = Advanced Micro Devices, Inc. GL_EXTENSIONS = GL_ARB_depth_texture GL_ARB_draw_buffers GL_ARB_fragment_program GL_ARB_half_float_vertex GL_ARB_imaging GL_ARB_multisample GL_ARB_multitexture GL_ARB_occlusion_query GL_ARB_point_parameters GL_ARB_provoking_vertex GL_ARB_shadow GL_ARB_shadow_ambient GL_ARB_texture_border_clamp GL_ARB_texture_compression GL_ARB_texture_cube_map GL_ARB_texture_env_add GL_ARB_texture_env_combine GL_ARB_texture_env_crossbar GL_ARB_texture_env_dot3 GL_MESAX_texture_float GL_ARB_texture_mirrored_repeat GL_ARB_texture_rectangle GL_ARB_transpose_matrix GL_ARB_vertex_array_bgra GL_ARB_vertex_buffer_object GL_ARB_vertex_program GL_ARB_window_pos GL_EXT_abgr GL_EXT_bgra GL_EXT_blend_color GL_EXT_blend_equation_separate GL_EXT_blend_func_separate GL_EXT_blend_logic_op GL_EXT_blend_minmax GL_EXT_blend_subtract GL_EXT_compiled_vertex_array GL_EXT_convolution GL_EXT_copy_texture GL_EXT_draw_range_elements GL_EXT_fog_coord GL_EXT_gpu_program_parameters GL_EXT_histogram GL_EXT_multi_draw_arrays GL_EXT_packed_depth_stencil GL_EXT_packed_pixels GL_EXT_point_parameters GL_EXT_polygon_offset GL_EXT_provoking_vertex GL_EXT_rescale_normal GL_EXT_secondary_color GL_EXT_separate_specular_color GL_EXT_shadow_funcs GL_EXT_stencil_two_side GL_EXT_stencil_wrap GL_EXT_subtexture GL_EXT_texture GL_EXT_texture3D GL_EXT_texture_cube_map GL_EXT_texture_edge_clamp GL_EXT_texture_env_add GL_EXT_texture_env_combine GL_EXT_texture_env_dot3 GL_EXT_texture_filter_anisotropic GL_EXT_texture_lod_bias GL_EXT_texture_mirror_clamp GL_EXT_texture_object GL_EXT_texture_rectangle GL_EXT_texture_sRGB GL_EXT_vertex_array GL_EXT_vertex_array_bgra GL_APPLE_packed_pixels GL_ATI_blend_equation_separate GL_ATI_texture_env_combine3 GL_ATI_texture_mirror_once GL_ATI_separate_stencil GL_IBM_multimode_draw_arrays GL_IBM_rasterpos_clip GL_IBM_texture_mirrored_repeat GL_INGR_blend_func_separate GL_MESA_pack_invert GL_MESA_ycbcr_texture GL_MESA_window_pos GL_NV_blend_square GL_NV_light_max_exponent GL_NV_packed_depth_stencil GL_NV_texture_rectangle GL_NV_texgen_reflection GL_NV_vertex_progra m GL_OES_read_format GL_SGI_color_matrix GL_SGI_color_table GL_SGIS_generate_mipmap GL_SGIS_texture_border_clamp GL_SGIS_texture_edge_ clamp GL_SGIS_texture_lod GL_SUN_multi_draw_arrays drmRadeonCmdBuffer: -22. Kernel failed to parse or rejected command stream. See dmesg for more info. $