Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * c 2001 PPC 64 Team, IBM Corp |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; either version |
| 7 | * 2 of the License, or (at your option) any later version. |
| 8 | */ |
Stephen Rothwell | d387899 | 2005-09-28 02:50:25 +1000 | [diff] [blame] | 9 | #ifndef _ASM_POWERPC_PPC_PCI_H |
| 10 | #define _ASM_POWERPC_PPC_PCI_H |
Arnd Bergmann | 88ced03 | 2005-12-16 22:43:46 +0100 | [diff] [blame] | 11 | #ifdef __KERNEL__ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | |
Stephen Rothwell | bed5927 | 2007-03-04 17:04:44 +1100 | [diff] [blame] | 13 | #ifdef CONFIG_PCI |
| 14 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | #include <linux/pci.h> |
| 16 | #include <asm/pci-bridge.h> |
| 17 | |
| 18 | extern unsigned long isa_io_base; |
| 19 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 20 | extern void pci_setup_phb_io(struct pci_controller *hose, int primary); |
| 21 | extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary); |
| 22 | |
| 23 | |
| 24 | extern struct list_head hose_list; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | |
Stephen Rothwell | 36241ce | 2007-03-04 17:07:38 +1100 | [diff] [blame] | 26 | extern void find_and_init_phbs(void); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | |
Benjamin Herrenschmidt | 3d5134e | 2007-06-04 15:15:36 +1000 | [diff] [blame] | 28 | extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
linas | ae65a39 | 2005-11-03 18:42:26 -0600 | [diff] [blame] | 30 | /** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */ |
Nishanth Aravamudan | dda804a | 2010-09-15 08:13:19 +0000 | [diff] [blame] | 31 | #define BUID_HI(buid) upper_32_bits(buid) |
| 32 | #define BUID_LO(buid) lower_32_bits(buid) |
linas | ae65a39 | 2005-11-03 18:42:26 -0600 | [diff] [blame] | 33 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | /* PCI device_node operations */ |
| 35 | struct device_node; |
| 36 | typedef void *(*traverse_func)(struct device_node *me, void *data); |
| 37 | void *traverse_pci_devices(struct device_node *start, traverse_func pre, |
| 38 | void *data); |
| 39 | |
Benjamin Herrenschmidt | 4c9d280 | 2006-11-11 17:25:08 +1100 | [diff] [blame] | 40 | extern void pci_devs_phb_init(void); |
| 41 | extern void pci_devs_phb_init_dynamic(struct pci_controller *phb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | |
John Rose | dad32bb | 2005-06-23 17:09:54 +1000 | [diff] [blame] | 43 | /* From rtas_pci.h */ |
Benjamin Herrenschmidt | 4c9d280 | 2006-11-11 17:25:08 +1100 | [diff] [blame] | 44 | extern void init_pci_config_tokens (void); |
| 45 | extern unsigned long get_phb_buid (struct device_node *); |
| 46 | extern int rtas_setup_phb(struct pci_controller *phb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | |
Linas Vepstas | 6dee3fb | 2005-11-03 18:50:10 -0600 | [diff] [blame] | 48 | #ifdef CONFIG_EEH |
Linas Vepstas | 5d5a093 | 2005-11-03 18:53:07 -0600 | [diff] [blame] | 49 | |
Gavin Shan | def9d83 | 2012-02-27 20:04:03 +0000 | [diff] [blame] | 50 | void pci_addr_cache_build(void); |
Linas Vepstas | 5d5a093 | 2005-11-03 18:53:07 -0600 | [diff] [blame] | 51 | void pci_addr_cache_insert_device(struct pci_dev *dev); |
| 52 | void pci_addr_cache_remove_device(struct pci_dev *dev); |
Gavin Shan | def9d83 | 2012-02-27 20:04:03 +0000 | [diff] [blame] | 53 | struct pci_dev *pci_addr_cache_get_device(unsigned long addr); |
Gavin Shan | f631acd | 2012-02-27 20:04:07 +0000 | [diff] [blame] | 54 | void eeh_slot_error_detail(struct eeh_dev *edev, int severity); |
| 55 | int eeh_pci_enable(struct eeh_dev *edev, int function); |
| 56 | int eeh_reset_pe(struct eeh_dev *); |
| 57 | void eeh_restore_bars(struct eeh_dev *); |
Linas Vepstas | 8b553f3 | 2005-11-03 18:50:17 -0600 | [diff] [blame] | 58 | int rtas_write_config(struct pci_dn *, int where, int size, u32 val); |
Linas Vepstas | 7684b40 | 2005-11-03 18:55:19 -0600 | [diff] [blame] | 59 | int rtas_read_config(struct pci_dn *, int where, int size, u32 *val); |
Gavin Shan | cb3bc9d | 2012-02-27 20:03:51 +0000 | [diff] [blame] | 60 | void eeh_mark_slot(struct device_node *dn, int mode_flag); |
| 61 | void eeh_clear_slot(struct device_node *dn, int mode_flag); |
Gavin Shan | cce4b2d | 2012-02-27 20:03:52 +0000 | [diff] [blame] | 62 | struct device_node *eeh_find_device_pe(struct device_node *dn); |
Linas Vepstas | 9fb40eb | 2005-11-03 18:54:29 -0600 | [diff] [blame] | 63 | |
Linas Vepstas | e1d04c9 | 2007-05-24 03:16:46 +1000 | [diff] [blame] | 64 | void eeh_sysfs_add_device(struct pci_dev *pdev); |
| 65 | void eeh_sysfs_remove_device(struct pci_dev *pdev); |
| 66 | |
Breno Leitao | 8d3d50b | 2010-02-03 05:56:41 +0000 | [diff] [blame] | 67 | static inline const char *eeh_pci_name(struct pci_dev *pdev) |
| 68 | { |
| 69 | return pdev ? pci_name(pdev) : "<null>"; |
| 70 | } |
| 71 | |
Thadeu Lima de Souza Cascardo | 778a785 | 2012-01-11 09:09:58 +0000 | [diff] [blame] | 72 | static inline const char *eeh_driver_name(struct pci_dev *pdev) |
| 73 | { |
| 74 | return (pdev && pdev->driver) ? pdev->driver->name : "<null>"; |
| 75 | } |
| 76 | |
Linas Vepstas | 17213c3 | 2007-05-10 02:38:11 +1000 | [diff] [blame] | 77 | #endif /* CONFIG_EEH */ |
Linas Vepstas | 6dee3fb | 2005-11-03 18:50:10 -0600 | [diff] [blame] | 78 | |
Stephen Rothwell | bed5927 | 2007-03-04 17:04:44 +1100 | [diff] [blame] | 79 | #else /* CONFIG_PCI */ |
| 80 | static inline void find_and_init_phbs(void) { } |
| 81 | static inline void init_pci_config_tokens(void) { } |
| 82 | #endif /* !CONFIG_PCI */ |
| 83 | |
Arnd Bergmann | 88ced03 | 2005-12-16 22:43:46 +0100 | [diff] [blame] | 84 | #endif /* __KERNEL__ */ |
Stephen Rothwell | d387899 | 2005-09-28 02:50:25 +1000 | [diff] [blame] | 85 | #endif /* _ASM_POWERPC_PPC_PCI_H */ |