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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /include/asm-generic/pci.h
Initial import
Diffstat (limited to 'include/asm-generic/pci.h')
-rw-r--r--include/asm-generic/pci.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
new file mode 100644
index 000000000..e80a0495e
--- /dev/null
+++ b/include/asm-generic/pci.h
@@ -0,0 +1,37 @@
+/*
+ * linux/include/asm-generic/pci.h
+ *
+ * Copyright (C) 2003 Russell King
+ */
+#ifndef _ASM_GENERIC_PCI_H
+#define _ASM_GENERIC_PCI_H
+
+static inline struct resource *
+pcibios_select_root(struct pci_dev *pdev, struct resource *res)
+{
+ struct resource *root = NULL;
+
+ if (res->flags & IORESOURCE_IO)
+ root = &ioport_resource;
+ if (res->flags & IORESOURCE_MEM)
+ root = &iomem_resource;
+
+ return root;
+}
+
+#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
+static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
+{
+ return channel ? 15 : 14;
+}
+#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
+
+/*
+ * By default, assume that no iommu is in use and that the PCI
+ * space is mapped to address physical 0.
+ */
+#ifndef PCI_DMA_BUS_IS_PHYS
+#define PCI_DMA_BUS_IS_PHYS (1)
+#endif
+
+#endif /* _ASM_GENERIC_PCI_H */