[Qemu-devel] svm_decache_regs Problem?

2010-12-22 Thread calvino
Hi there, recently I'm digging on kvm source code and when I use the svm_decache_regs the kvm oops and throw out bug like this -- BUG:unable to handle kernel NULL pointer dereference at 05f8 IP:[]svm_decache_regs+0x2f/0x72 PGD 19c98067 PUD 1c8db067 PMD 0 Oops:0002 [1] SMP --

[Qemu-devel] How to debug BIOS with Qemu?

2010-11-16 Thread calvino
Hi, I'm a newbie to qemu and recently I was trying debugging BIOS(VGA BIOS in qemu and maybe the bios part in qemu from bochs project) and I found the guide in the bois dir seemed to be a bit old and didn't work. J had made the lasted bios.bin with symbol but how to debug it on earth? Looking at t