I got a Radeon 9250 card, and because the vga connector is not accessible I
connected the monitor using the DVI to VGA convertor. The monitor is not
detected at all. I am using the ati driver from git and xserver-xorg   7.1.1ubuntu6.

0000:01:00.0 VGA compatible controller: ATI Technologies Inc RV280 [Radeon 9200
PRO] (rev 01)
0000:01:00.1 Display controller: ATI Technologies Inc: Unknown device 5940 (rev 01)
0000:01:00.0 0300: 1002:5960 (rev 01)
0000:01:00.1 0380: 1002:5940 (rev 01)

(II) Module i2c: vendor="X.Org Foundation"
        compiled for 7.1.1, module version = 1.2.0
        ABI class: X.Org Video Driver, version 1.0
(II) RADEON(0): I2C bus "DDC" initialized.
(II) RADEON(0): Legacy BIOS detected
(II) RADEON(0): Connector0: DDCType-2, DACType-1, TMDSType-0, ConnectorType-3
(II) RADEON(0): Connector1: DDCType-3, DACType-0, TMDSType--1, ConnectorType-2
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): DDC Type: 2, Detected Type: 0
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): I2C device "DDC:ddc2" registered at address 0xA0.
(II) RADEON(0): I2C device "DDC:ddc2" removed.
(II) RADEON(0): DDC Type: 3, Detected Type: 0
(II) RADEON(0): 
(II) RADEON(0): Port1:
 Monitor   -- NONE
 Connector -- DVI-I
 DAC Type  -- TVDAC/ExtDAC
 TMDS Type -- Internal
 DDC Type  -- DVI_DDC
(II) RADEON(0): Port2:
 Monitor   -- NONE
 Connector -- VGA
 DAC Type  -- Primary
 TMDS Type -- NONE
 DDC Type  -- VGA_DDC
(II) RADEON(0): ---- Primary Head:   Port1 ---- 
(II) RADEON(0): ---- Secondary Head: Not used ----
(II) RADEON(0): PLL parameters: rf=2700 rd=12 min=20000 max=40000; xclk=16600
(WW) RADEON(0): Failed to detect secondary monitor, MergedFB/Clone mode disabled
(==) RADEON(0): Using gamma correction (1.0, 1.0, 1.0)