Hey Nic, On 11/24/2010 10:41 AM, Nicholas A. Bellinger wrote: > On Mon, 2010-11-22 at 11:34 +0100, Hannes Reinecke wrote: [ .. ] > > Hey Hannes, > > Just a heads up, I noticed that the latest v2 megasas w/ scsi-generic -> > TCM_loop appears to be broken on a Windows7 (Build 7600) guest, which > hangs during boot -> LUN scan with the following: > > truelife:/usr/src/qemu-kvm.git# ./x86_64-softmmu/qemu-system-x86_64 -m 512 > -boot c ~/windows7.img \ > -drive if=none,id=mydisk1,file=/dev/sg4 -device megasas,id=raid > -device scsi-generic,bus=raid.0,scsi-id=1,drive=mydisk1 > > megasas: Using 80 sges, 1000 cmds, raid mode > megasas: Reset > megasas: Mapping MMIO region 0 at f2040000 > megasas: Mapping IO region 2 at 0000c200 > megasas: Mapping QUEUE region 3 at f2080000 > megasas: Mapping MMIO region 0 at f2040000 > megasas: Mapping IO region 2 at 0000c200 > megasas: Mapping QUEUE region 3 at f2080000 > megasas: Mapping MMIO region 0 at f2040000 > megasas: Mapping IO region 2 at 0000c200 > megasas: Mapping QUEUE region 3 at f2080000 > megasas: readl mmio 0xb0 > megasas: writel mmio 20: 7 > megasas: Reset > megasas: readl mmio 0x20 > megasas: writel mmio 40: 1ff9c041 > megasas: Received frame addr 1ff9c000 count 32 > megasas: MFI cmd 0 context 0 count 32 > megasas: Return new frame 0 cmd 0x7f7711654330 > megasas: Enqueue frame 0 count 32 context 0 tail 0 busy 1 > megasas: MFI init firmware: xfer len 0 pa 0 > megasas: MFI init firmware: queue at f000ff53f000e2c3 len -268370093 head > f000ff53f000ff53 tail f000ff53f000ff53 > megasas: Complete frame context 0 > Okay, it looks as if I've fixed it up. Win7 32bit works now with my megasas.v3 tree. Curiously, Win7 64bit fails; it crashes at relative address 28F4, wherever that's supposed to be. And, of course, Windows Vista with newest driver from LSI fails, too :-(. Guess I need to do some more debugging here.
Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage h...@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Markus Rex, HRB 16746 (AG Nürnberg)
