This is the problem about: https://answers.launchpad.net/ubuntu/+question/31200
1) Ubuntu 8.04 64 bit updated 2) xorg-driver-fglrx 1:7.1.0-8-3+2.6.24.12-17.36 0 3) I expected fglrx to work 4) I tried to install the new ATI driver 8.3/8.4 on Ubuntu 8.04 64 bit in many different ways, but never works and gets stuck with a black screen, with no error message. (32 bit version works regularly!!!) No changes by disabling memory mapping in the bios!!! HW: Mb: ASUS p5k-e Ram: 8 GB TeamGroup Graphics card: ASUS 3850 512 MB my /proc/mtrr on Ubuntu 8.04 - 32 bit - (fglrx works): reg01: base=0xe0000000 (3584MB), size= 512MB: uncachable, count=1 reg02: base=0x00000000 ( 0MB), size=8192MB: write-back, count=1 reg03: base=0x200000000 (8192MB), size= 512MB: write-back, count=1 reg04: base=0x220000000 (8704MB), size= 256MB: write-back, count=1 my /proc/mtrr on Ubuntu 8.04 - 64 bit - *updated* (fglrx doesn't work): reg00: base=0xd0000000 (3328MB), size= 256MB: uncachable, count=1 reg01: base=0xe0000000 (3584MB), size= 512MB: uncachable, count=1 reg02: base=0x00000000 ( 0MB), size=8192MB: write-back, count=1 reg03: base=0x200000000 (8192MB), size= 512MB: write-back, count=1 reg04: base=0x220000000 (8704MB), size= 256MB: write-back, count=1 ** Attachment added: "dmesg" http://launchpadlibrarian.net/14434780/dmesg -- MTRR is not properly setup on Intel Northbridge Chipset (P35) and Asus Motherboard with Memory Remapping Enabled https://bugs.launchpad.net/bugs/224404 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs