Jonas Bonn | 4f246ba | 2011-06-04 21:56:16 +0300 | [diff] [blame] | 1 | /* |
| 2 | * OpenRISC Linux |
| 3 | * |
| 4 | * Linux architectural port borrowing liberally from similar works of |
| 5 | * others. All original copyrights apply as per the original source |
| 6 | * declaration. |
| 7 | * |
| 8 | * OpenRISC implementation: |
| 9 | * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> |
| 10 | * et al. |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or modify |
| 13 | * it under the terms of the GNU General Public License as published by |
| 14 | * the Free Software Foundation; either version 2 of the License, or |
| 15 | * (at your option) any later version. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/of.h> /* linux/of.h gets to determine #include ordering */ |
| 19 | |
| 20 | #ifndef _ASM_OPENRISC_PROM_H |
| 21 | #define _ASM_OPENRISC_PROM_H |
| 22 | #ifdef __KERNEL__ |
| 23 | #ifndef __ASSEMBLY__ |
| 24 | |
| 25 | #include <linux/types.h> |
| 26 | #include <asm/irq.h> |
| 27 | #include <linux/atomic.h> |
| 28 | #include <linux/of_irq.h> |
| 29 | #include <linux/of_fdt.h> |
| 30 | #include <linux/of_address.h> |
| 31 | #include <linux/proc_fs.h> |
| 32 | #include <linux/platform_device.h> |
| 33 | #define HAVE_ARCH_DEVTREE_FIXUPS |
| 34 | |
| 35 | /* Other Prototypes */ |
| 36 | extern int early_uartlite_console(void); |
| 37 | |
| 38 | /* Parse the ibm,dma-window property of an OF node into the busno, phys and |
| 39 | * size parameters. |
| 40 | */ |
| 41 | void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop, |
| 42 | unsigned long *busno, unsigned long *phys, unsigned long *size); |
| 43 | |
| 44 | extern void kdump_move_device_tree(void); |
| 45 | |
| 46 | /* CPU OF node matching */ |
| 47 | struct device_node *of_get_cpu_node(int cpu, unsigned int *thread); |
| 48 | |
| 49 | /* Get the MAC address */ |
| 50 | extern const void *of_get_mac_address(struct device_node *np); |
| 51 | |
| 52 | /** |
| 53 | * of_irq_map_pci - Resolve the interrupt for a PCI device |
| 54 | * @pdev: the device whose interrupt is to be resolved |
| 55 | * @out_irq: structure of_irq filled by this function |
| 56 | * |
| 57 | * This function resolves the PCI interrupt for a given PCI device. If a |
| 58 | * device-node exists for a given pci_dev, it will use normal OF tree |
| 59 | * walking. If not, it will implement standard swizzling and walk up the |
| 60 | * PCI tree until an device-node is found, at which point it will finish |
| 61 | * resolving using the OF tree walking. |
| 62 | */ |
| 63 | struct pci_dev; |
| 64 | extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq); |
| 65 | |
| 66 | /* This routine is here to provide compatibility with how powerpc |
| 67 | * handles IRQ mapping for OF device nodes. We precompute and permanently |
| 68 | * register them in the platform_device objects, whereas powerpc computes them |
| 69 | * on request. |
| 70 | */ |
| 71 | static inline void irq_dispose_mapping(unsigned int virq) |
| 72 | { |
| 73 | } |
| 74 | |
| 75 | #endif /* __ASSEMBLY__ */ |
| 76 | #endif /* __KERNEL__ */ |
| 77 | #endif /* _ASM_OPENRISC_PROM_H */ |