GeForce FX5200 and VESA

r0x therox at inwind.it
Sun Aug 17 13:33:23 PDT 2003


I`m currently using an Asus P4PE with Intel i845PE and a Creative GeForce 
FX5200.

It can be reproduced calling 'vidcontrol VESA_800x600' or loading any of the 
graphics screensavers, say 'logo_saver'. When I run these commands the PC 
literally freezes up, and autoreboots in a while.

I really can`t say that the graphics card is damaged, because XFree86+NV works 
nice. By the way, the NVIDIA XFree86 driver only works on Linux (I tested 
Slackware with the same hardware configuration); on FreeBSD 
(/usr/ports/x11/nvidia-driver), the PC locks up quite the same way VESA 
console modes do.

The problems show up both in 4.8 and 5.0/5.1 releases. X11 version is 4.3.0.

I wasn`t able to find any coredump after the crash, but these are 3 examples 
of 'dmesg' outputs due to a _nice_ screensaver:


Fatal trap 1: privileged instruction fault while in vm86 mode
instruction pointer     = 0xc000:0xc24a
stack pointer           = 0x0:0xfe2
frame pointer           = 0x0:0x0
code segment            = base 0x10000, limit 0x20004, type 0x0
                        = DPL 0, pres 0, def32 0, gran 0
processor eflags        = interrupt enabled, resume, vm86, IOPL = 0
current process         = 13 (swi7: tty:sio clock)
trap number             = 1
panic: privileged instruction fault

-

Fatal trap 1: privileged instruction fault while in vm86 mode
instruction pointer     = 0xc000:0xc24a
stack pointer           = 0x0:0xfe2
frame pointer           = 0x0:0x0
code segment            = base 0x10000, limit 0x60400, type 0x0
                        = DPL 0, pres 0, def32 0, gran 0
processor eflags        = interrupt enabled, resume, vm86, IOPL = 0
current process         = 12 (swi7: tty:sio clock)
trap number             = 1
panic: privileged instruction fault

-

Fatal trap 1: privileged instruction fault while in vm86 mode
instruction pointer     = 0xc000:0xc24a
stack pointer           = 0x0:0xfe2
frame pointer           = 0x0:0x0
code segment            = base 0x10000, limit 0x60400, type 0x0
                        = DPL 0, pres 0, def32 0, gran 0
processor eflags        = interrupt enabled, resume, vm86, IOPL = 0
current process         = 12 (swi7: tty:sio clock)
trap number             = 1
panic: privileged instruction fault


Bye!



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