Hi and hello to the list, Recently I've received workstation with Xpress 200 card, no DVI output. Kernel is 3.4.4. DVI output goes blank as soon as KMS kicks in. Xorg.log mentions no EDID for DVI-0, but forcing edid from file using drm_kms_helper module didn't help. Now i'm getting "DVI: Failed to assign ddc bus! Check dmesg for i2c errors.", bot no i2c errors in dmesg output.
in /sys i c an see nodes for 2 buses: #cat /sys/devices/pci0000\:00/0000\:00\:01.0/0000\:01\:05.0/i2c-2/name Radeon i2c bit bus VGA_DDC # cat /sys/devices/pci0000\:00/0000\:00\:01.0/0000\:01\:05.0/i2c-1/name Radeon i2c bit bus DVI_DDC I have bios dump ready to attach on request. regards, Przemek Tomczyk from Xorg.log: [ 18.788] (II) [KMS] Kernel modesetting enabled. [ 18.788] (II) RADEON(0): Creating default Display subsection in Screen section "Default Screen Section" for depth/fbbpp 24/32 [ 18.788] (==) RADEON(0): Depth 24, (--) framebuffer bpp 32 [ 18.812] (II) RADEON(0): Pixel depth = 24 bits stored in 4 bytes (32 bpp pixmaps) [ 18.812] (==) RADEON(0): Default visual is TrueColor [ 18.812] (==) RADEON(0): RGB weight 888 [ 18.813] (II) RADEON(0): Using 8 bits per RGB (8 bit DAC) [ 18.813] (--) RADEON(0): Chipset: "ATI Radeon XPRESS 200 5A41 (PCIE)" (ChipID = 0x5a41) [ 18.813] (II) RADEON(0): PCI card detected [ 18.813] drmOpenDevice: node name is /dev/dri/card0 [ 18.813] drmOpenDevice: open result is 9, (OK) [ 18.813] drmOpenByBusid: Searching for BusID pci:0000:01:05.0 [ 18.813] drmOpenDevice: node name is /dev/dri/card0 [ 18.813] drmOpenDevice: open result is 9, (OK) [ 18.813] drmOpenByBusid: drmOpenMinor returns 9 [ 18.813] drmOpenByBusid: drmGetBusid reports pci:0000:01:05.0 [ 18.813] (II) Loading sub module "exa" [ 18.813] (II) LoadModule: "exa" [ 18.813] (II) Loading /usr/lib/xorg/modules/libexa.so [ 18.867] (II) Module exa: vendor="X.Org Foundation" [ 18.867] compiled for 1.12.1.902, module version = 2.5.0 [ 18.867] ABI class: X.Org Video Driver, version 12.0 [ 18.867] (II) RADEON(0): KMS Color Tiling: enabled [ 18.867] (II) RADEON(0): KMS Pageflipping: enabled [ 18.867] (II) RADEON(0): SwapBuffers wait for vsync: enabled [ 18.898] (II) RADEON(0): Output VGA-0 has no monitor section [ 18.898] (II) RADEON(0): Output DVI-0 has no monitor section [ 18.898] (II) RADEON(0): Output S-video has no monitor section [ 18.928] (II) RADEON(0): EDID for output VGA-0 [ 18.928] (II) RADEON(0): Manufacturer: DEL Model: a079 Serial#: 811027788 [ 18.928] (II) RADEON(0): Year: 2012 Week: 2 [ 18.928] (II) RADEON(0): EDID Version: 1.3 [ 18.928] (II) RADEON(0): Analog Display Input, Input Voltage Level: 0.700/0.300 V [ 18.928] (II) RADEON(0): Sync: Separate Composite SyncOnGreen [ 18.928] (II) RADEON(0): Max Image Size [cm]: horiz.: 52 vert.: 32 [ 18.928] (II) RADEON(0): Gamma: 2.20 [ 18.928] (II) RADEON(0): DPMS capabilities: StandBy Suspend Off; RGB/Color Display [ 18.928] (II) RADEON(0): First detailed timing is preferred mode [ 18.928] (II) RADEON(0): redX: 0.640 redY: 0.330 greenX: 0.300 greenY: 0.600 [ 18.928] (II) RADEON(0): blueX: 0.150 blueY: 0.060 whiteX: 0.313 whiteY: 0.329 [ 18.928] (II) RADEON(0): Supported established timings: [ 18.928] (II) RADEON(0): 720x400@70Hz [ 18.928] (II) RADEON(0): 640x480@60Hz [ 18.928] (II) RADEON(0): 800x600@60Hz [ 18.928] (II) RADEON(0): 1024x768@60Hz [ 18.928] (II) RADEON(0): Manufacturer's mask: 0 [ 18.928] (II) RADEON(0): Supported standard timings: [ 18.928] (II) RADEON(0): #0: hsize: 1280 vsize 960 refresh: 60 vid: 16513 [ 18.928] (II) RADEON(0): #1: hsize: 1280 vsize 1024 refresh: 60 vid: 32897 [ 18.928] (II) RADEON(0): #2: hsize: 1600 vsize 1200 refresh: 60 vid: 16553 [ 18.928] (II) RADEON(0): #3: hsize: 1680 vsize 1050 refresh: 60 vid: 179 [ 18.928] (II) RADEON(0): #4: hsize: 1920 vsize 1080 refresh: 60 vid: 49361 [ 18.928] (II) RADEON(0): Supported detailed timing: [ 18.928] (II) RADEON(0): clock: 154.0 MHz Image Size: 518 x 324 mm [ 18.928] (II) RADEON(0): h_active: 1920 h_sync: 1968 h_sync_end 2000 h_blank_end 2080 h_border: 0 [ 18.928] (II) RADEON(0): v_active: 1200 v_sync: 1203 v_sync_end 1209 v_blanking: 1235 v_border: 0 [ 18.928] (II) RADEON(0): Serial No: Y1H5T21C0WML [ 18.928] (II) RADEON(0): Monitor name: DELL U2412M [ 18.928] (II) RADEON(0): Ranges: V min: 50 V max: 61 Hz, H min: 30 H max: 83 kHz, PixClock max 175 MHz [ 18.928] (II) RADEON(0): EDID (in hex): [ 18.928] (II) RADEON(0): 00ffffffffffff0010ac79a04c4d5730 [ 18.928] (II) RADEON(0): 021601030e342078eaee95a3544c9926 [ 18.928] (II) RADEON(0): 0f5054a1080081408180a940b300d1c0 [ 18.928] (II) RADEON(0): 010101010101283c80a070b023403020 [ 18.928] (II) RADEON(0): 360006442100001a000000ff00593148 [ 18.929] (II) RADEON(0): 355432314330574d4c0a000000fc0044 [ 18.929] (II) RADEON(0): 454c4c2055323431324d0a20000000fd [ 18.929] (II) RADEON(0): 00323d1e5311000a2020202020200095 [ 18.929] (II) RADEON(0): EDID vendor "DEL", prod id 41081 [ 18.929] (II) RADEON(0): Using EDID range info for horizontal sync [ 18.929] (II) RADEON(0): Using EDID range info for vertical refresh [ 18.929] (II) RADEON(0): Printing DDC gathered Modelines: [ 18.929] (II) RADEON(0): Modeline "1920x1200"x0.0 154.00 1920 1968 2000 2080 1200 1203 1209 1235 +hsync -vsync (74.0 kHz eP) [ 18.929] (II) RADEON(0): Modeline "800x600"x0.0 40.00 800 840 968 1056 600 601 605 628 +hsync +vsync (37.9 kHz e) [ 18.929] (II) RADEON(0): Modeline "640x480"x0.0 25.18 640 656 752 800 480 490 492 525 -hsync -vsync (31.5 kHz e) [ 18.929] (II) RADEON(0): Modeline "720x400"x0.0 28.32 720 738 846 900 400 412 414 449 -hsync +vsync (31.5 kHz e) [ 18.929] (II) RADEON(0): Modeline "1024x768"x0.0 65.00 1024 1048 1184 1344 768 771 777 806 -hsync -vsync (48.4 kHz e) [ 18.929] (II) RADEON(0): Modeline "1280x960"x0.0 108.00 1280 1376 1488 1800 960 961 964 1000 +hsync +vsync (60.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1280x1024"x0.0 108.00 1280 1328 1440 1688 1024 1025 1028 1066 +hsync +vsync (64.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1600x1200"x0.0 162.00 1600 1664 1856 2160 1200 1201 1204 1250 +hsync +vsync (75.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1680x1050"x0.0 146.25 1680 1784 1960 2240 1050 1053 1059 1089 -hsync +vsync (65.3 kHz e) [ 18.929] (II) RADEON(0): Modeline "1920x1080"x60.0 172.80 1920 2040 2248 2576 1080 1081 1084 1118 -hsync +vsync (67.1 kHz e) [ 18.929] (II) RADEON(0): Printing probed modes for output VGA-0 [ 18.929] (II) RADEON(0): Modeline "1920x1200"x60.0 154.00 1920 1968 2000 2080 1200 1203 1209 1235 +hsync -vsync (74.0 kHz eP) [ 18.929] (II) RADEON(0): Modeline "1920x1080"x60.0 172.78 1920 2040 2248 2576 1080 1081 1084 1118 -hsync +vsync (67.1 kHz) [ 18.929] (II) RADEON(0): Modeline "1600x1200"x60.0 162.00 1600 1664 1856 2160 1200 1201 1204 1250 +hsync +vsync (75.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1680x1050"x60.0 146.25 1680 1784 1960 2240 1050 1053 1059 1089 -hsync +vsync (65.3 kHz e) [ 18.929] (II) RADEON(0): Modeline "1280x1024"x60.0 108.00 1280 1328 1440 1688 1024 1025 1028 1066 +hsync +vsync (64.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1280x960"x60.0 108.00 1280 1376 1488 1800 960 961 964 1000 +hsync +vsync (60.0 kHz e) [ 18.929] (II) RADEON(0): Modeline "1024x768"x60.0 65.00 1024 1048 1184 1344 768 771 777 806 -hsync -vsync (48.4 kHz e) [ 18.929] (II) RADEON(0): Modeline "800x600"x60.3 40.00 800 840 968 1056 600 601 605 628 +hsync +vsync (37.9 kHz e) [ 18.929] (II) RADEON(0): Modeline "640x480"x60.0 25.20 640 656 752 800 480 490 492 525 -hsync -vsync (31.5 kHz e) [ 18.929] (II) RADEON(0): Modeline "720x400"x70.1 28.32 720 738 846 900 400 412 414 449 -hsync +vsync (31.5 kHz e) [ 18.929] (II) RADEON(0): EDID for output DVI-0 [ 18.929] (II) RADEON(0): EDID for output S-video [ 18.929] (II) RADEON(0): Output VGA-0 connected [ 18.929] (II) RADEON(0): Output DVI-0 disconnected [ 18.929] (II) RADEON(0): Output S-video disconnected [ 18.929] (II) RADEON(0): Using exact sizes for initial modes [ 18.929] (II) RADEON(0): Output VGA-0 using initial mode 1920x1200 from kern.log: ul 18 15:47:42 maly kernel: [ 9.021727] [drm] Initialized drm 1.1.0 20060810 Jul 18 15:47:42 maly kernel: [ 10.115967] [drm] radeon defaulting to kernel modesetting. Jul 18 15:47:42 maly kernel: [ 10.115972] [drm] radeon kernel modesetting enabled. Jul 18 15:47:42 maly kernel: [ 10.116481] [drm] initializing kernel modesetting (RS400 0x1002:0x5A41 0x1043:0x81C8). Jul 18 15:47:42 maly kernel: [ 10.116525] [drm] register mmio base: 0xFDDF0000 Jul 18 15:47:42 maly kernel: [ 10.116529] [drm] register mmio size: 65536 Jul 18 15:47:42 maly kernel: [ 10.116716] [drm] Generation 2 PCI interface, using max accessible memory Jul 18 15:47:42 maly kernel: [ 10.116744] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). Jul 18 15:47:42 maly kernel: [ 10.116747] [drm] Driver supports precise vblank timestamp query. Jul 18 15:47:42 maly kernel: [ 10.116761] [drm] radeon: irq initialized. Jul 18 15:47:42 maly kernel: [ 10.117539] [drm] Detected VRAM RAM=256M, BAR=256M Jul 18 15:47:42 maly kernel: [ 10.117544] [drm] RAM width 128bits DDR Jul 18 15:47:42 maly kernel: [ 10.117719] [drm] radeon: 256M of VRAM memory ready Jul 18 15:47:42 maly kernel: [ 10.117722] [drm] radeon: 512M of GTT memory ready. Jul 18 15:47:42 maly kernel: [ 10.117751] [drm] GART: num cpu pages 131072, num gpu pages 131072 Jul 18 15:47:42 maly kernel: [ 10.144667] [drm] radeon: ib pool ready. Jul 18 15:47:42 maly kernel: [ 10.144772] [drm] radeon: 4 quad pipes, 1 z pipes initialized. Jul 18 15:47:42 maly kernel: [ 10.155035] [drm] PCIE GART of 512M enabled (table at 0x0000000031280000). Jul 18 15:47:42 maly kernel: [ 10.155090] [drm] fence driver on ring 0 use gpu addr 0x80000000 and cpu addr 0xffb47000 Jul 18 15:47:42 maly kernel: [ 10.155186] [drm] Loading R300 Microcode Jul 18 15:47:42 maly kernel: [ 10.198736] [drm] radeon: ring at 0x0000000080001000 Jul 18 15:47:42 maly kernel: [ 10.198763] [drm] ring test succeeded in 1 usecs Jul 18 15:47:42 maly kernel: [ 10.199018] [drm] ib test succeeded in 0 usecs Jul 18 15:47:42 maly kernel: [ 10.199417] [drm:radeon_add_legacy_connector] *ERROR* DVI: Failed to assign ddc bus! Check dmesg for i2c errors. Jul 18 15:47:42 maly kernel: [ 10.199615] [drm] Radeon Display Connectors Jul 18 15:47:42 maly kernel: [ 10.199621] [drm] Connector 0: Jul 18 15:47:42 maly kernel: [ 10.199625] [drm] VGA Jul 18 15:47:42 maly kernel: [ 10.199630] [drm] DDC: 0x68 0x68 0x68 0x68 0x68 0x68 0x68 0x68 Jul 18 15:47:42 maly kernel: [ 10.199633] [drm] Encoders: Jul 18 15:47:42 maly kernel: [ 10.199637] [drm] CRT1: INTERNAL_DAC2 Jul 18 15:47:42 maly kernel: [ 10.199641] [drm] Connector 1: Jul 18 15:47:42 maly kernel: [ 10.199644] [drm] DVI-D Jul 18 15:47:42 maly kernel: [ 10.199647] [drm] HPD2 Jul 18 15:47:42 maly kernel: [ 10.199650] [drm] DDC: no ddc bus - possible BIOS bug - please report to xorg-driver-ati@lists.x.org Jul 18 15:47:42 maly kernel: [ 10.199654] [drm] Encoders: Jul 18 15:47:42 maly kernel: [ 10.199658] [drm] DFP2: INTERNAL_DVO1 Jul 18 15:47:42 maly kernel: [ 10.199662] [drm] Connector 2: Jul 18 15:47:42 maly kernel: [ 10.199665] [drm] S-video Jul 18 15:47:42 maly kernel: [ 10.199668] [drm] Encoders: Jul 18 15:47:42 maly kernel: [ 10.199671] [drm] TV1: INTERNAL_DAC2 Jul 18 15:47:42 maly kernel: [ 10.243163] [drm] fb mappable at 0xD0040000 Jul 18 15:47:42 maly kernel: [ 10.243167] [drm] vram apper at 0xD0000000 Jul 18 15:47:42 maly kernel: [ 10.243169] [drm] size 9216000 Jul 18 15:47:42 maly kernel: [ 10.243172] [drm] fb depth is 24 Jul 18 15:47:42 maly kernel: [ 10.243174] [drm] pitch is 7680 _______________________________________________ xorg-driver-ati mailing list xorg-driver-ati@lists.x.org http://lists.x.org/mailman/listinfo/xorg-driver-ati