black screnn with Ati driver on kernel XEN

I have two radeon hd 3xxx series (crossfire but don’t supported on linux), opensuse 11.
The default kernel is fully functionally but the XEN go to black screen, or better the X server on kernel XEN go to black screen.
This is the Xorg log:


....

(==) Using config file: "/etc/X11/xorg.conf"
(==) ServerLayout "Layout[all]"
(**) |-->Screen "Screen[0]" (0)
(**) |   |-->Monitor "Monitor[0]"
(**) |   |-->Device "Device[0]"
(**) |-->Input Device "Keyboard[0]"
(**) |-->Input Device "Mouse[1]"
(**) |-->Input Device "Mouse[3]"
(**) Option "ZapWarning" "on"
(**) Option "AllowMouseOpenFail" "on"
(**) Option "Xinerama" "off"
(**) Option "AIGLX" "on"
(**) Option "IgnoreABI" "on"
(**) Ignoring ABI Version
(==) Automatically adding devices
(==) Automatically enabling devices

...

(==) ModulePath set to "/usr/lib64/xorg/modules/updates,/usr/lib64/xorg/modules"
(**) Extension "Composite" is enabled
(II) Open ACPI successful (/var/run/acpid.socket)
(II) Loader magic: 0x7c30a0
(II) Module ABI versions:
	X.Org ANSI C Emulation: 0.3
	X.Org Video Driver: 2.0
	X.Org XInput driver : 2.0
	X.Org Server Extension : 0.3
	X.Org Font Renderer : 0.5
(II) Loader running on linux
(II) LoadModule: "pcidata"
(II) Loading /usr/lib64/xorg/modules//libpcidata.so
(II) Module pcidata: vendor="X.Org Foundation"
	compiled for 1.4.0.90, module version = 1.0.0
	ABI class: X.Org Video Driver, version 2.0
(++) using VT number 7

(II) PCI: PCI scan (all values are in hex)
(II) PCI: 00:00:0: chip 1022,9600 card 1734,113b rev 00 class 06,00,00 hdr 00
(II) PCI: 00:01:0: chip 1022,9602 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:02:0: chip 1022,9603 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:04:0: chip 1022,9604 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:05:0: chip 1022,9605 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:06:0: chip 1022,9606 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:07:0: chip 1022,9607 card 0000,0000 rev 00 class 06,04,00 hdr 01
(II) PCI: 00:11:0: chip 1002,4391 card 1734,113b rev 00 class 01,06,01 hdr 00
(II) PCI: 00:12:0: chip 1002,4397 card 1734,113b rev 00 class 0c,03,10 hdr 80
(II) PCI: 00:12:1: chip 1002,4398 card 1734,113b rev 00 class 0c,03,10 hdr 00
(II) PCI: 00:12:2: chip 1002,4396 card 1734,113b rev 00 class 0c,03,20 hdr 00
(II) PCI: 00:13:0: chip 1002,4397 card 1734,113b rev 00 class 0c,03,10 hdr 80
(II) PCI: 00:13:1: chip 1002,4398 card 1734,113b rev 00 class 0c,03,10 hdr 00
(II) PCI: 00:13:2: chip 1002,4396 card 1734,113b rev 00 class 0c,03,20 hdr 00
(II) PCI: 00:14:0: chip 1002,4385 card 1734,113b rev 3a class 0c,05,00 hdr 80
(II) PCI: 00:14:2: chip 1002,4383 card 1734,113b rev 00 class 04,03,00 hdr 00
(II) PCI: 00:14:3: chip 1002,439d card 1734,113b rev 00 class 06,01,00 hdr 80
(II) PCI: 00:14:4: chip 1002,4384 card 0000,0000 rev 00 class 06,04,01 hdr 81
(II) PCI: 00:18:0: chip 1022,1300 card 0000,0000 rev 40 class 06,00,00 hdr 80
(II) PCI: 00:18:1: chip 1022,1301 card 0000,0000 rev 00 class 06,00,00 hdr 80
(II) PCI: 00:18:2: chip 1022,1302 card 0000,0000 rev 00 class 06,00,00 hdr 80
(II) PCI: 00:18:3: chip 1022,1303 card 0000,0000 rev 00 class 06,00,00 hdr 80
(II) PCI: 00:18:4: chip 1022,1304 card 0000,0000 rev 00 class 06,00,00 hdr 80
(II) PCI: 01:05:0: chip 1002,9612 card 1734,113b rev 00 class 03,00,00 hdr 80
(II) PCI: 01:05:1: chip 1002,960f card 1734,113b rev 00 class 04,03,00 hdr 80
(II) PCI: 02:00:0: chip 1002,95c4 card 1734,113b rev 00 class 03,00,00 hdr 80
(II) PCI: 02:00:1: chip 1002,aa28 card 1734,113b rev 00 class 04,03,00 hdr 80
(II) PCI: 08:00:0: chip 168c,002a card 1a3b,1067 rev 01 class 02,80,00 hdr 00
(II) PCI: 09:00:0: chip 10ec,8168 card 1734,113b rev 02 class 02,00,00 hdr 00
(II) PCI: 0a:00:0: chip 197b,2380 card 1734,113b rev 00 class 0c,00,10 hdr 80
(II) PCI: 0a:00:1: chip 197b,2382 card 1734,113b rev 00 class 08,80,00 hdr 80
(II) PCI: 0a:00:2: chip 197b,2381 card 1734,113b rev 00 class 08,05,01 hdr 80
(II) PCI: 0a:00:3: chip 197b,2383 card 1734,113b rev 00 class 08,80,00 hdr 80
(II) PCI: 0a:00:4: chip 197b,2384 card 1734,113b rev 00 class 08,80,00 hdr 80
(II) PCI: End of PCI scan
(II) Host-to-PCI bridge:
(II) Bus 0: bridge is at (0:0:0), (0,0,11), BCTRL: 0x0008 (VGA_EN is set)
(II) Bus 0 I/O range:
	[0] -1	0	0x00000000 - 0x0000ffff (0x10000) IX**
(II) Bus 0 non-prefetchable memory range:
	[0] -1	0	0x00000000 - 0xffffffff (0x100000000) MX**
(II) Bus 0 prefetchable memory range:
	[0] -1	0	0x00000000 - 0xffffffff (0x100000000) MX**
(II) PCI-to-PCI bridge:
(II) Bus 1: bridge is at (0:1:0), (0,1,1), BCTRL: 0x0000 (VGA_EN is cleared)
(II) Bus 1 I/O range:
	[0] -1	0	0x00009000 - 0x00009fff (0x1000) IX**
(II) Bus 1 non-prefetchable memory range:
	[0] -1	0	0x9fd00000 - 0x9fefffff (0x200000) MX**
(II) Bus 1 prefetchable memory range:
	[0] -1	0	0xa0000000 - 0xafffffff (0x10000000) MX**
(II) PCI-to-PCI bridge:
(II) Bus 2: bridge is at (0:2:0), (0,2,2), BCTRL: 0x0008 (VGA_EN is set)
(II) Bus 2 I/O range:
	[0] -1	0	0x0000a000 - 0x0000afff (0x1000) IX**
(II) Bus 2 non-prefetchable memory range:
	[0] -1	0	0x9fb00000 - 0x9fbfffff (0x100000) MX**
(II) Bus 2 prefetchable memory range:
	[0] -1	0	0xc0000000 - 0xdfffffff (0x20000000) MX**
(II) PCI-to-PCI bridge:
(II) Bus 4: bridge is at (0:4:0), (0,4,4), BCTRL: 0x0000 (VGA_EN is cleared)
(II) PCI-to-PCI bridge:
(II) Bus 8: bridge is at (0:5:0), (0,8,8), BCTRL: 0x0000 (VGA_EN is cleared)
(II) Bus 8 non-prefetchable memory range:
	[0] -1	0	0xf0200000 - 0xf02fffff (0x100000) MX**
(II) PCI-to-PCI bridge:
(II) Bus 9: bridge is at (0:6:0), (0,9,9), BCTRL: 0x0000 (VGA_EN is cleared)
(II) Bus 9 I/O range:
	[0] -1	0	0x0000b000 - 0x0000bfff (0x1000) IX**
(II) Bus 9 non-prefetchable memory range:
	[0] -1	0	0xf0300000 - 0xf03fffff (0x100000) MX**
(II) Bus 9 prefetchable memory range:
	[0] -1	0	0xf0600000 - 0xf06fffff (0x100000) MX**
(II) PCI-to-PCI bridge:
(II) Bus 10: bridge is at (0:7:0), (0,10,10), BCTRL: 0x0000 (VGA_EN is cleared)
(II) Bus 10 non-prefetchable memory range:
	[0] -1	0	0xf0400000 - 0xf04fffff (0x100000) MX**
(II) PCI-to-ISA bridge:
(II) Bus -1: bridge is at (0:20:3), (0,-1,-1), BCTRL: 0x0008 (VGA_EN is set)
(II) Subtractive PCI-to-PCI bridge:
(II) Bus 11: bridge is at (0:20:4), (0,11,11), BCTRL: 0x0000 (VGA_EN is cleared)
(--) PCI: (1:5:0) ATI Technologies Inc unknown chipset (0x9612) rev 0, Mem @ 0xa0000000/28, 0x9fdf0000/16, 0x9fe00000/20, I/O @ 0x9000/8
(--) PCI:*(2:0:0) ATI Technologies Inc unknown chipset (0x95c4) rev 0, Mem @ 0xc0000000/29, 0x9fbf0000/16, I/O @ 0xa000/8

......

(--) fglrx(0): Linear framebuffer (phys) at 0xa0000000
(--) fglrx(0): MMIO registers at 0x9fdf0000
(==) fglrx(0): ROM-BIOS at 0x000c0000
(II) fglrx(0): ATI Video BIOS revision 9 or later detected
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: Open failed
drmOpenByBusid: Searching for BusID PCI:2:0:0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: Open failed
drmOpenByBusid: drmOpenMinor returns -6
drmOpenDevice: node name is /dev/dri/card1
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: Open failed
drmOpenByBusid: drmOpenMinor returns -6
drmOpenDevice: node name is /dev/dri/card2
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: Open failed

...

drmOpenByBusid: drmOpenMinor returns -6
drmOpenDevice: node name is /dev/dri/card14
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: open result is -1, (No such device or address)
drmOpenDevice: Open failed
drmOpenByBusid: drmOpenMinor returns -6
(WW) fglrx(0): Failed to open DRM connection



The module “fglrx” aren’t loaded on kernel XEN, but I don’t know how solve it.