On Wed, 2003-11-12 at 08:51, David Kimdon wrote: > Hi, > > If anyone has a clue as to where to look further that would be great. > I've poked around in the Linux radeonfb driver as well as in the > xfree86 radeon driver for clues, so far no success.
Is radeonfb detecting the display at all ? Also can you test my current 2.6 with "new" radeonfb driver enabled ? Also, send me the dmesg output after the suspend/resume sequence. Finally, send me a tarball of /proc/device-tree/[EMAIL PROTECTED] > I recently had a broken motherboard on my iBook replaced. Previous to > the replacement suspend worked well. Now the screen remains blank > upon waking up. When the machine wakes the backlight turns back on, > the machine accepts keyboard input and is accessible via the network, > all appears to be working, but the display is all black. FWIW, OSX > successfully redraws the screen on wake-up, so I believe the hardware > to be OK. I have tried two different kernels with the same results: > > Debian 2.4.22-powerpc > 2.4.23-pre5-ben0 > > Included is output from the radeon driver initializing with debug > turned on in case that helps[1]. I get the same bad behavior at > console as well as in X. > > > Thanks, > > David > > [1] Exhibit A: radeonfb.c initializing > > radeonfb_pci_register BEGIN > PCI: Enabling device 00:10.0 (0086 -> 0087) > radeonfb: ref_clk=2700, ref_div=12, xclk=36000 from OF > radeonfb: probed DDR SGRAM 32768k videoram > BIOS 4 scratch = 0 > FP_GEN_CNTL: 30048, FP2_GEN_CNTL: 8 > TMDS_TRANSMITTER_CNTL: 10000082, TMDS_CNTL: 1000000, LVDS_GEN_CNTL: d26a1 > DAC_CNTL: ff60410a, DAC_CNTL2: 22, CRTC_GEN_CNTL: 3000200 > hOver_plus = 24^I hSync_width = 136 > vOver_plus = 3^I vSync_width = 6 > hblank = 320^I vblank = 38 > sync = 3 > misc = 0 > clock = 6500 > radeonfb: detected DFP panel size from EDID: 1024x768 > hStart = 1048, hEnd = 1184, hTotal = 1344 > vStart = 771, vEnd = 777, vTotal = 806 > h_total_disp = 0x7f00a7^I hsync_strt_wid = 0x910412 > v_total_disp = 0x2ff0325^I vsync_strt_wid = 0x860302 > pixclock = 15384 > freq = 6500 > post div = 0x2 > fb_div = 0x3a > ppll_div_3 = 0x600ad > Console: switching to colour frame buffer device 128x48 > radeonfb: ATI Radeon M7 LW DDR SGRAM 32 MB > radeonfb: DVI port LCD monitor connected > radeonfb: CRT port no monitor connected > radeonfb: Power Management enabled for Mobility chipsets > radeonfb_pci_register END
