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-rw-r--r--arch/i386/pci/i386.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c
index ed2c8c899bd..7852827a599 100644
--- a/arch/i386/pci/i386.c
+++ b/arch/i386/pci/i386.c
@@ -242,6 +242,15 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
return 0;
}
+void pcibios_disable_resources(struct pci_dev *dev)
+{
+ u16 cmd;
+
+ pci_read_config_word(dev, PCI_COMMAND, &cmd);
+ cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
+ pci_write_config_word(dev, PCI_COMMAND, cmd);
+}
+
/*
* If we set up a device for bus mastering, we need to check the latency
* timer as certain crappy BIOSes forget to set it properly.