Hello.
Thank you.
Now I haven't anymore error on boot (see below output of dmesg and lspci), but my display is always 1024x768 at 60 hz (and I can't modify it).
Resolution is ok (I have an old SONY Multiscan 200sf), but refresh is low.
I read a lot of posts about kernel configuration, grub configuration and xconf configuration (I haven't it)
What I did:
insert "radeon.dpm=1" in grub file
try to edit xorg.conf, but I haven't it!?!?! So in recovery mode I wrote "Xorg -configure". I had some error (/var/log/Xorg.0.log)
Anything to suggest?
Thank you very much.
B69
dmesg |grep radeon
[ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.9.0-12-686-pae root=UUID=32abbcfb-6d96-4f25-a68d-25199886cc27 ro quiet splash radeon.dpm=1
[ 11.362403] [drm] radeon kernel modesetting enabled.
[ 11.395385] radeon 0000:01:00.0: putting AGP V2 device into 4x mode
[ 11.395416] radeon 0000:01:00.0: GTT: 64M 0xE0000000 - 0xE3FFFFFF
[ 11.395430] radeon 0000:01:00.0: VRAM: 128M 0x00000000D0000000 - 0x00000000D7FFFFFF (128M used)
[ 11.448371] [drm] radeon: 128M of VRAM memory ready
[ 11.448376] [drm] radeon: 64M of GTT memory ready.
[ 11.450565] radeon 0000:01:00.0: WB disabled
[ 11.450582] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x00000000e0000000 and cpu addr 0xf822b000
[ 11.450658] [drm] radeon: irq initialized.
[ 11.508304] radeon 0000:01:00.0: firmware: direct-loading firmware radeon/R200_cp.bin
[ 11.508766] [drm] radeon: ring at 0x00000000E0001000
[ 11.763686] fbcon: radeondrmfb (fb0) is primary device
[ 11.887507] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
[ 11.897321] [drm] Initialized radeon 2.49.0 20080528 for 0000:01:00.0 on minor 0
Lspci -k
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV280 [Radeon 9200 PRO] (rev 01)
Subsystem: PC Partner Limited / Sapphire Technology RV280 [Radeon 9200 PRO]
Kernel driver in use: radeon
Kernel modules: radeonfb, radeon
01:00.1 Display controller: Advanced Micro Devices, Inc. [AMD/ATI] RV280 [Radeon 9200 PRO] (Secondary) (rev 01)
Subsystem: PC Partner Limited / Sapphire Technology RV280 [Radeon 9200 PRO] (Secondary)