initial_commit

1 files changed, 84 insertions, 0 deletions

diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h
new file mode 100644
index 00000000..16330bd0
--- /dev/null
+++ b/arch/arm/include/asm/mach/pci.h
@@ -0,0 +1,84 @@
+/*
+ *  arch/arm/include/asm/mach/pci.h
+ *
+ *  Copyright (C) 2000 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_MACH_PCI_H
+#define __ASM_MACH_PCI_H
+
+struct pci_sys_data;
+struct pci_bus;
+
+struct hw_pci {
+#ifdef CONFIG_PCI_DOMAINS
+	int		domain;
+#endif
+	struct list_head buses;
+	int		nr_controllers;
+	int		(*setup)(int nr, struct pci_sys_data *);
+	struct pci_bus *(*scan)(int nr, struct pci_sys_data *);
+	void		(*preinit)(void);
+	void		(*postinit)(void);
+	u8		(*swizzle)(struct pci_dev *dev, u8 *pin);
+	int		(*map_irq)(struct pci_dev *dev, u8 slot, u8 pin);
+};
+
+/*
+ * Per-controller structure
+ */
+struct pci_sys_data {
+#ifdef CONFIG_PCI_DOMAINS
+	int		domain;
+#endif
+	struct list_head node;
+	int		busnr;		/* primary bus number			*/
+	u64		mem_offset;	/* bus->cpu memory mapping offset	*/
+	unsigned long	io_offset;	/* bus->cpu IO mapping offset		*/
+	struct pci_bus	*bus;		/* PCI bus				*/
+	struct resource *resource[3];	/* Primary PCI bus resources		*/
+					/* Bridge swizzling			*/
+	u8		(*swizzle)(struct pci_dev *, u8 *);
+					/* IRQ mapping				*/
+	int		(*map_irq)(struct pci_dev *, u8, u8);
+	struct hw_pci	*hw;
+	void		*private_data;	/* platform controller private data	*/
+};
+
+/*
+ * This is the standard PCI-PCI bridge swizzling algorithm.
+ */
+#define pci_std_swizzle pci_common_swizzle
+
+/*
+ * Call this with your hw_pci struct to initialise the PCI system.
+ */
+void pci_common_init(struct hw_pci *);
+
+/*
+ * PCI controllers
+ */
+extern int iop3xx_pci_setup(int nr, struct pci_sys_data *);
+extern struct pci_bus *iop3xx_pci_scan_bus(int nr, struct pci_sys_data *);
+extern void iop3xx_pci_preinit(void);
+extern void iop3xx_pci_preinit_cond(void);
+
+extern int dc21285_setup(int nr, struct pci_sys_data *);
+extern struct pci_bus *dc21285_scan_bus(int nr, struct pci_sys_data *);
+extern void dc21285_preinit(void);
+extern void dc21285_postinit(void);
+
+extern int via82c505_setup(int nr, struct pci_sys_data *);
+extern struct pci_bus *via82c505_scan_bus(int nr, struct pci_sys_data *);
+extern void via82c505_init(void *sysdata);
+
+extern int pci_v3_setup(int nr, struct pci_sys_data *);
+extern struct pci_bus *pci_v3_scan_bus(int nr, struct pci_sys_data *);
+extern void pci_v3_preinit(void);
+extern void pci_v3_postinit(void);
+
+#endif /* __ASM_MACH_PCI_H */