[    0.818302] [drm] radeon kernel modesetting enabled.
[    0.819545] radeon 0000:01:00.0: VRAM: 512M 0x0000000000000000 - 0x000000001FFFFFFF (512M used)
[    0.819547] radeon 0000:01:00.0: GTT: 512M 0x0000000020000000 - 0x000000003FFFFFFF
[    0.820082] [drm] radeon: 512M of VRAM memory ready
[    0.820083] [drm] radeon: 512M of GTT memory ready.
[    0.820128] radeon 0000:01:00.0: irq 44 for MSI/MSI-X
[    0.820139] radeon 0000:01:00.0: radeon: using MSI.
[    0.820163] [drm] radeon: irq initialized.
[    0.828162] radeon 0000:01:00.0: WB enabled
[    0.828165] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000020000c00 and cpu addr 0xffff880035d7ac00
[    0.874884] [drm] radeon: power management initialized
[    0.922620] fbcon: radeondrmfb (fb0) is primary device
[    1.136075] fb0: radeondrmfb frame buffer device
[    1.136084] [drm] Initialized radeon 2.24.0 20080528 for 0000:01:00.0 on minor 0