Re: [Freedos-user] XMM on AMD Opteron 6274

2014-01-16 Thread Anton D . Kachalov
- rugxulo@FreeDOS 1.0 gives more debug information on such problem while newer FD1.1 just cycle with "Invalid opcode" or reboot. This is kind of memory corruption during moving dos from it's location to HIGH. It's a kernel bug, but I have no idea how to debug it on a real hardware. I'll try to

Re: [Freedos-user] XMM on AMD Opteron 6274

2014-01-16 Thread Eric Auer
Hi Anton, FreeDOS 1.0 gives more debug information on such problem while newer FD1.1 just cycle with Invalid opcode or reboot. This can also depend on whether you run EMM386-style drivers or not. If yes, those can show error messages. If no, either the kernel will show error messages or

Re: [Freedos-user] XMM on AMD Opteron 6274

2014-01-16 Thread Eric Auer
Hi Rugxulo, Anton, some more ideas through the list again :-) MS-DOS works well with MS-HIMEM loaded by PXE the same way. FreeDOS just hangs while trying to load MS-HIMEM. Rugxulo, is that something that has happened before? I am not sure but this sounds vaguely familiar. The driver (from