Messages in this thread | | | Date | Fri, 20 Feb 2004 10:40:58 +0100 | From | Andreas Happe <> | Subject | Re: [radeonfb] black screen/wrong display size detected |
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Benjamin Herrenschmidt <benh@kernel.crashing.org> [040220 10:00]: >On Thu, 2004-02-19 at 03:42, Andreas Happe wrote: >Is backlight off or is it enabled and just screen content is >black ?
The screen content is black, I can change the backlight intensitivity with my keyboard.
>> wrong size detected, display is 1680x1050. > >That's interesting. > >Enable radeon debug options and send me the output.
| PCI: if you experience problems, try using option 'pci=noacpi' or even 'acpi=off' | radeonfb_pci_register BEGIN | radeonfb: probed DDR SGRAM 65536k videoram | radeonfb: mapped 16384k videoram | radeonfb: Found Intel x86 BIOS ROM Image | radeonfb: Retreived PLL infos from BIOS | radeonfb: Reference=27.00 MHz (RefDiv=12) Memory=250.00 Mhz, System=220.00 MHz | i2c_adapter i2c-0: registered as adapter #0 | i2c_adapter i2c-1: registered as adapter #1 | i2c_adapter i2c-2: registered as adapter #2 | i2c_adapter i2c-3: registered as adapter #3 | 1 chips in connector info | - chip 1 has 1 connectors | * connector 0 of type 2 (CRT) : 2300 | Starting monitor auto detection... | radeonfb: I2C (port 1) ... not found | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | radeonfb: I2C (port 2) ... not found | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | radeonfb: I2C (port 3) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | radeonfb: I2C (port 2) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | Non-DDC laptop panel detected | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | radeonfb: I2C (port 3) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | radeonfb: Monitor 1 type LCD found | radeonfb: Monitor 2 type no found | radeonfb: panel ID string: Samsung LTN150P1-L02 | radeonfb: detected LVDS panel size from BIOS: 1400x1050 | BIOS provided panel power delay: 1000 | radeondb: BIOS provided dividers will be used | ref_divider = c | post_divider = 1 | fbk_divider = 60 | Scanning BIOS table ... | 18 x 18665 | 8236 x 21569 | 12598 x 8241 | 0 x 25600 | 19558 x 0 | 65535 x 65535 | 0 x 866 | 65376 x 65535 | 8 x 2048 | 63743 x 3841 | 255 x 0 | 0 x 0 | 65535 x 115 | 32768 x 5 | 4608 x 4608 | 2179 x 2179 | 64770 x 33280 | 3 x 23046
..interessting values.
| Didn't find panel in BIOS table ! | Guessing panel info... | radeonfb: Assuming panel size 1400x1050 | radeonfb: Power Management enabled for Mobility chipsets | radeonfb: ATI Radeon Lf DDR SGRAM 64 MB | radeonfb_pci_register END
>Also try >commenting out the call to radeon_map_ROM(rinfo, pdev); >in drivers/video/aty/radeon_base.c and send me that output >as well (send me both, even if commenting out the call "fixes" >it).
yes, it fixed the problem for me (I get an working framebuffer, computer still crashes (sysrq still works) on startup (via xdm)).
kernel output: | radeonfb_pci_register BEGIN | radeonfb: probed DDR SGRAM 65536k videoram | radeonfb: mapped 16384k videoram | radeonfb: Retreived PLL infos from BIOS | radeonfb: Reference=27.00 MHz (RefDiv=12) Memory=250.00 Mhz, System=220.00 MHz | i2c_adapter i2c-0: registered as adapter #0 | i2c_adapter i2c-1: registered as adapter #1 | i2c_adapter i2c-2: registered as adapter #2 | i2c_adapter i2c-3: registered as adapter #3 | 1 chips in connector info | - chip 1 has 1 connectors | * connector 0 of type 2 (CRT) : 2300 | Starting monitor auto detection... | radeonfb: I2C (port 1) ... not found | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | radeonfb: I2C (port 2) ... not found | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | radeonfb: I2C (port 3) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | i2c_adapter i2c-1: master_xfer: with 2 msgs. | radeonfb: I2C (port 2) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | Non-DDC laptop panel detected | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | i2c_adapter i2c-2: master_xfer: with 2 msgs. | radeonfb: I2C (port 3) ... not found | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | i2c_adapter i2c-3: master_xfer: with 2 msgs. | radeonfb: I2C (port 4) ... not found | radeonfb: Monitor 1 type LCD found | radeonfb: Monitor 2 type no found | radeonfb: panel ID string: HTC | radeonfb: detected LVDS panel size from BIOS: 1680x1050 | BIOS provided panel power delay: 1000 | radeondb: BIOS provided dividers will be used | ref_divider = 6 | post_divider = 1 | fbk_divider = 35 | Scanning BIOS table ... | 320 x 350 | 320 x 400 | 320 x 400 | 320 x 480 | 400 x 600 | 512 x 384 | 640 x 350 | 640 x 400 | 640 x 475 | 640 x 480 | 720 x 480 | 720 x 576 | 800 x 600 | 848 x 480 | 1024 x 768 | 1280 x 1024 | 1152 x 864 | 1280 x 800 | 1680 x 1050 | Found panel in BIOS table: | hblank: 160 | hOver_plus: 48 | hSync_width: 32 | vblank: 30 | vOver_plus: 2 | vSync_width: 6 | clock: 11912 | Setting up default mode based on panel info | radeonfb: Power Management enabled for Mobility chipsets | radeonfb: ATI Radeon Lf DDR SGRAM 64 MB | radeonfb_pci_register END
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