search for: conf_space_capability_pm

Displaying 2 results from an estimated 2 matches for "conf_space_capability_pm".

2007 Jul 08
6
Permissive devices in Xen
Hello, is there any reason why even permissive devices cannot write some areas in the PCI config space? The PCI_COMMAND is handled in special way so that the device is enabled/disabled properly, am I right? Why is PCI_INTERRUPT_LINE read from dev->irq and not from the config space? Why the PCI address bars are handled in very different way? And it seems that writing these bars is never
2007 Mar 26
3
[PATCH] pciback: restore PCI BARs on D3->D0 transition
...programmed. The patch below adds a call to pci_restore_bars() as a workaround until we can figure out why the PCI code doesn''t do this for us. Thanks, Alex Signed-off-by: Alex Williamson <alex.williamson@hp.com> --- diff -r 56caf0e37e6a linux-2.6-xen-sparse/drivers/xen/pciback/conf_space_capability_pm.c --- a/linux-2.6-xen-sparse/drivers/xen/pciback/conf_space_capability_pm.c Mon Mar 26 10:10:31 2007 -0600 +++ b/linux-2.6-xen-sparse/drivers/xen/pciback/conf_space_capability_pm.c Mon Mar 26 13:13:23 2007 -0600 @@ -33,7 +33,7 @@ static int pm_ctrl_write(struct pci_dev { int err; u16 cur_valu...