Cameron Macdonell wrote: > > On 15-Sep-07, at 4:47 PM, Dor Laor wrote: > > > Cam Macdonell wrote: > >> It didn't work. I used the following option: -vmchannel > >> di:2258,tcp:0:4444,server (the // confused kvm) and when the VM > >> booted, > >> I connected with "telnet localhost 4444" which allowed the boot to > >> proceed. But, I didn't get the hello host message when I loaded the > >> hypercall module. dmesg did show that the module loaded > >> successfully. > >> I'll dig around with it and see what else I can figure ou > >> > > I just tried it and it worked. I used fc7 2.6.21 kernel, 64 bits > > for the guest. > > Can you send the relevant dmesg? > > Here is the dmesg output within the guest. I am running KVM-39 on > Ubuntu 2.6.20 kernel, 32 bit for both > host and guest. > > [ 540.144000] Qumranet_hypercall_driver > [ 540.148000] pci dev 0000:00:04.0 (id 5002:2258 rev 00) is a guest > hypercall device > [ 540.148000] PCI: Found IRQ 9 for device 0000:00:04.0 > [ 540.148000] hypercall_init_board: PIO region size == 0x100 > [ 540.148000] hypercall_init_board: MMIO region size == 0x00 > [ 540.148000] name=: base_addr=0xc200, io_addr=0x1c200, IRQ=9 > Well this part looks good, I'll try to run 32 bit guest later on. > > For what it's worth, I can compile the driver/hypercall.c file that > comes with kvm-39. However, I can't compile your hypercall.c > implementation, I get the following error: > Hmm, well it's an old code that Uri will rebase for virtio so just drop it. I just thought it might help. > > make -C /lib/modules/2.6.20-16-generic/build M=`pwd` "$@" > make[1]: Entering directory `/usr/src/linux-headers-2.6.20-16-generic' > CC [M] /home/kvm/kvm-userspace/drivers/hypercall.o > /home/kvm/kvm-userspace/drivers/hypercall.c: In function > ‘hypercall_do_tasklet’: > /home/kvm/kvm-userspace/drivers/hypercall.c:226: error: invalid > lvalue in unary ‘&’ > /home/kvm/kvm-userspace/drivers/hypercall.c:226: error: invalid > lvalue in unary ‘&’ > /home/kvm/kvm-userspace/drivers/hypercall.c:231: warning: implicit > declaration of function ‘hypercall_tx’ > /home/kvm/kvm-userspace/drivers/hypercall.c: At top level: > /home/kvm/kvm-userspace/drivers/hypercall.c:236: error: static > declaration of ‘hypercall_tx’ follows non-static declaration > /home/kvm/kvm-userspace/drivers/hypercall.c:231: error: previous > implicit declaration of ‘hypercall_tx’ was here > /home/kvm/kvm-userspace/drivers/hypercall.c: In function > ‘hypercall_interrupt’: > /home/kvm/kvm-userspace/drivers/hypercall.c:302: warning: passing > argument 1 of ‘__constant_memcpy’ makes pointer from integer without > a cast > /home/kvm/kvm-userspace/drivers/hypercall.c:302: warning: passing > argument 1 of ‘__memcpy’ makes pointer from integer without a cast > /home/kvm/kvm-userspace/drivers/hypercall.c: In function > ‘hypercall_open’: > /home/kvm/kvm-userspace/drivers/hypercall.c:320: warning: passing > argument 2 of ‘request_irq’ from incompatible pointer type > /home/kvm/kvm-userspace/drivers/hypercall.c:326: warning: assignment > makes integer from pointer without a cast > /home/kvm/kvm-userspace/drivers/hypercall.c:328: error: > ‘hypercall_task’ undeclared (first use in this function) > /home/kvm/kvm-userspace/drivers/hypercall.c:328: error: (Each > undeclared identifier is reported only once > /home/kvm/kvm-userspace/drivers/hypercall.c:328: error: for each > function it appears in.) > make[2]: *** [/home/kvm/kvm-userspace/drivers/hypercall.o] Error 1 > make[1]: *** [_module_/home/kvm/kvm-userspace/drivers] Error 2 > make[1]: Leaving directory `/usr/src/linux-headers-2.6.20-16-generic' > make: *** [all] Error 2 > > Thanks, > Cam > > ----------------------------------------------- > A. Cameron Macdonell > Ph.D. Student > Department of Computing Science > University of Alberta > [EMAIL PROTECTED] > > >
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