[SPARC64]: More SUN4V PCI controller work.

Add assembler file for PCI hypervisor calls.
Setup basic skeleton of SUN4V PCI controller driver.

Add 32-bit devhandle to PBM struct, as this is needed for
hypervisor calls.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/pci_sun4v.h b/arch/sparc64/kernel/pci_sun4v.h
new file mode 100644
index 000000000000..d3ac7ece4b31
--- /dev/null
+++ b/arch/sparc64/kernel/pci_sun4v.h
@@ -0,0 +1,20 @@
+/* pci_sun4v.h: SUN4V specific PCI controller support.
+ *
+ * Copyright (C) 2006 David S. Miller (davem@davemloft.net)
+ */
+
+#ifndef _PCI_SUN4V_H
+#define _PCI_SUN4V_H
+
+extern unsigned long pci_sun4v_devino_to_sysino(unsigned long devhandle,
+                                                unsigned long deino);
+extern unsigned long pci_sun4v_iommu_map(unsigned long devhandle,
+                                         unsigned long tsbid,
+                                         unsigned long num_ttes,
+                                         unsigned long io_attributes,
+                                         unsigned long io_page_list_pa);
+extern unsigned long pci_sun4v_iommu_demap(unsigned long devhandle,
+                                           unsigned long tsbid,
+                                           unsigned long num_ttes);
+
+#endif /* !(_PCI_SUN4V_H) */