dmesg
[ 0.497213] vesafb: framebuffer at 0xd0000000, mapped to 0xf8080000, using 3072k, total 16384k
[ 0.497221] vesafb: mode is 1024x768x16, linelength=2048, pages=9
[ 0.497225] vesafb: protected mode interface info at c000:a31c
[ 0.497230] vesafb: pmi: set display start = c00ca3aa, set palette = c00ca46c
[ 0.497235] vesafb: scrolling: redraw
[ 0.497240] vesafb: Truecolor: size=0:5:6:5, shift=0:11:5:0
[ 0.529469] Console: switching to colour frame buffer device 128x48
[ 0.561941] fb0: VESA VGA frame buffer device
...
[ 23.644373] [drm] radeon kernel modesetting enabled.
[ 23.686749] radeon 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[ 23.700543] radeon 0000:01:00.0: setting latency timer to 64
[ 23.730433] [drm] radeon: Initializing kernel modesetting.
...
[ 23.778112] [drm] register mmio base: 0xFDCF0000
[ 23.791764] [drm] register mmio size: 65536
...
[ 23.876262] [drm] GPU reset succeed (RBBM_STATUS=0x10000140)
...
[ 23.927208] [drm] Generation 2 PCI interface, using max accessible memory
[ 23.941049] [drm] radeon: VRAM 256M
[ 23.954779] [drm] radeon: VRAM from 0x00000000 to 0x0FFFFFFF
[ 23.968589] [drm] radeon: GTT 512M
[ 23.982041] [drm] radeon: GTT from 0x20000000 to 0x3FFFFFFF
[ 23.996119] radeon 0000:01:00.0: irq 25 for MSI/MSI-X
[ 23.996126] [drm] radeon: using MSI.
[ 24.009356] [drm] radeon: irq initialized.
[ 24.022596] [drm] Detected VRAM RAM=256M, BAR=256M
[ 24.023774] [drm] RAM width 128bits DDR
[ 24.025009] [TTM] Zone kernel: Available graphics memory: 439728 kiB.
[ 24.026171] [TTM] Zone highmem: Available graphics memory: 1557364 kiB.
[ 24.027329] [drm] radeon: 256M of VRAM memory ready
[ 24.028485] [drm] radeon: 512M of GTT memory ready.
[ 24.029613] [drm] GART: num cpu pages 131072, num gpu pages 131072
[ 24.032324] [drm] radeon: 1 quad pipes, 2 z pipes initialized.
[ 24.033500] [drm] PCIE GART of 512M enabled (table at 0x00040000).
[ 24.034623] [drm] radeon: cp idle (0x10000C03)
[ 24.035768] [drm] Loading R500 Microcode
[ 24.037163] platform radeon_cp.0: firmware: requesting radeon/R520_cp.bin
[ 24.055857] radeon_cp: Failed to load firmware "radeon/R520_cp.bin"
[ 24.057018] [drm:r100_cp_init] *ERROR* Failed to load firmware!
[ 24.058135] radeon 0000:01:00.0: failled initializing CP (-2).
[ 24.059242] radeon 0000:01:00.0: Disabling GPU acceleration
[ 24.060723] [drm] radeon: cp finalized
[ 24.061855] radeon 0000:01:00.0: f66fbb00 unpin not necessary
...
[ 24.257195] fb: conflicting fb hw usage radeondrmfb vs VESA VGA - removing generic driver
[ 24.258245] Console: switching to colour dummy device 80x25
[ 24.259017] Console: switching to colour frame buffer device 160x64
[ 24.287413] fb0: radeondrmfb frame buffer device
...
[ 24.287489] [drm] Initialized radeon 2.0.0 20080528 for 0000:01:00.0 on minor 0
Xorg.0.log
...
(--) PCI:*(0:1:0:0) 1002:71c2:174b:0840 ATI Technologies Inc RV530 [Radeon X1600] rev 0, Mem @ 0xd0000000/268435456, 0xfdcf0000/65536, I/O @ 0x0000de00/256, BIOS @ 0x????????/131072
(--) PCI: (0:1:0:1) 1002:71e2:174b:0841 ATI Technologies Inc RV530 [Radeon X1600] (Secondary) rev 0, Mem @ 0xfdce0000/65536
...
(II) VESA(0): initializing int10
(II) VESA(0): Primary V_BIOS segment is: 0xc000
(II) VESA(0): VESA BIOS detected
(II) VESA(0): VESA VBE Version 3.0
(II) VESA(0): VESA VBE Total Mem: 16384 kB
(II) VESA(0): VESA VBE OEM: ATI ATOMBIOS
(II) VESA(0): VESA VBE OEM Software Rev: 9.12
(II) VESA(0): VESA VBE OEM Vendor: (C) 1988-2005, ATI Technologies Inc.
(II) VESA(0): VESA VBE OEM Product: RV530
(II) VESA(0): VESA VBE OEM Product Rev: 01.00
(**) VESA(0): Depth 24, (--) framebuffer bpp 32
(==) VESA(0): RGB weight 888
(==) VESA(0): Default visual is TrueColor
(==) VESA(0): Using gamma correction (1.0, 1.0, 1.0)
...
(Monitor)
(II) VESA(0): VESA VBE DDC supported
(II) VESA(0): VESA VBE DDC Level 2
(II) VESA(0): VESA VBE DDC transfer in appr. 1 sec.
(II) VESA(0): VESA VBE DDC read successfully
(II) VESA(0): Manufacturer: CPQ Model: 1332 Serial#: 1144599093
(II) VESA(0): Year: 1998 Week: 31
(II) VESA(0): EDID Version: 1.1
(II) VESA(0): Analog Display Input, Input Voltage Level: 0.700/0.700 V
(II) VESA(0): Sync: Separate
(II) VESA(0): Max Image Size [cm]: horiz.: 32 vert.: 24
(II) VESA(0): Gamma: 2.38
(II) VESA(0): DPMS capabilities: StandBy Suspend Off; RGB/Color Display
(II) VESA(0): redX: 0.632 redY: 0.335 greenX: 0.295 greenY: 0.593
(II) VESA(0): blueX: 0.143 blueY: 0.066 whiteX: 0.283 whiteY: 0.298
(II) VESA(0): Supported established timings:
(II) VESA(0): 720x400@70Hz
(II) VESA(0): 640x480@60Hz
(II) VESA(0): 640x480@75Hz
(II) VESA(0): 800x600@60Hz
(II) VESA(0): 800x600@75Hz
(II) VESA(0): 832x624@75Hz
(II) VESA(0): 1024x768@60Hz
(II) VESA(0): 1024x768@75Hz
(II) VESA(0): Manufacturer's mask: 0
(II) VESA(0): Supported standard timings:
(II) VESA(0): #0: hsize: 800 vsize 600 refresh: 85 vid: 22853
(II) VESA(0): #1: hsize: 1024 vsize 768 refresh: 85 vid: 22881
(II) VESA(0): #2: hsize: 1280 vsize 1024 refresh: 60 vid: 32897
(II) VESA(0): Supported detailed timing:
(II) VESA(0): clock: 25.2 MHz Image Size: 306 x 230 mm
(II) VESA(0): h_active: 640 h_sync: 656 h_sync_end 752 h_blank_end 800 h_border: 8
(II) VESA(0): v_active: 350 v_sync: 387 v_sync_end 389 v_blanking: 449 v_border: 6
(II) VESA(0): Ranges: V min: 48 V max: 125 Hz, H min: 30 H max: 69 kHz,
(II) VESA(0): Serial No: 831CF23AD925
(II) VESA(0): Monitor name: COMPAQ V75
...
(II) Loading sub module "int10"
(II) LoadModule: "int10"
(II) Reloading /usr/lib/xorg/modules/libint10.so
(II) VESA(0): initializing int10
(II) VESA(0): Primary V_BIOS segment is: 0xc000
(II) VESA(0): VESA BIOS detected
(II) VESA(0): VESA VBE Version 3.0
(II) VESA(0): VESA VBE Total Mem: 16384 kB
(II) VESA(0): VESA VBE OEM: ATI ATOMBIOS
(II) VESA(0): VESA VBE OEM Software Rev: 9.12
(II) VESA(0): VESA VBE OEM Vendor: (C) 1988-2005, ATI Technologies Inc.
(II) VESA(0): VESA VBE OEM Product: RV530
(II) VESA(0): VESA VBE OEM Product Rev: 01.00
(II) VESA(0): virtual address = 0xb6161000,
physical address = 0xd0000000, size = 16777216
(II) VESA(0): Setting up VESA Mode 0x118 (1024x768)
(II) VESA(0): VBESetVBEMode failed, mode set without customized refresh.
(therefore flickering with 60Hz)
(==) VESA(0): Default visual is TrueColor
(==) VESA(0): Backing store disabled
(==) VESA(0): DPMS enabled
(WW) VESA(0): Option "PreferredMode" is not used
(==) RandR enabled