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-rw-r--r--arch/powerpc/include/asm/pci-bridge.h7
-rw-r--r--arch/powerpc/include/asm/pci.h11
2 files changed, 18 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
index ae2ea803a0f..9047af7baa6 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -74,6 +74,13 @@ struct pci_controller {
unsigned long pci_io_size;
#endif
+ /* Some machines have a special region to forward the ISA
+ * "memory" cycles such as VGA memory regions. Left to 0
+ * if unsupported
+ */
+ resource_size_t isa_mem_phys;
+ resource_size_t isa_mem_size;
+
struct pci_ops *ops;
unsigned int __iomem *cfg_addr;
void __iomem *cfg_data;
diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h
index 0e52c7828ea..39d547fde95 100644
--- a/arch/powerpc/include/asm/pci.h
+++ b/arch/powerpc/include/asm/pci.h
@@ -123,6 +123,16 @@ int pci_mmap_page_range(struct pci_dev *pdev, struct vm_area_struct *vma,
/* Tell drivers/pci/proc.c that we have pci_mmap_page_range() */
#define HAVE_PCI_MMAP 1
+extern int pci_legacy_read(struct pci_bus *bus, loff_t port, u32 *val,
+ size_t count);
+extern int pci_legacy_write(struct pci_bus *bus, loff_t port, u32 val,
+ size_t count);
+extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
+ struct vm_area_struct *vma,
+ enum pci_mmap_state mmap_state);
+
+#define HAVE_PCI_LEGACY 1
+
#if defined(CONFIG_PPC64) || defined(CONFIG_NOT_COHERENT_CACHE)
/*
* For 64-bit kernels, pci_unmap_{single,page} is not a nop.
@@ -226,5 +236,6 @@ extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
extern void pcibios_do_bus_setup(struct pci_bus *bus);
extern void pcibios_fixup_of_probed_bus(struct pci_bus *bus);
+
#endif /* __KERNEL__ */
#endif /* __ASM_POWERPC_PCI_H */