2 * c 2001 PPC 64 Team, IBM Corp
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.
9 #ifndef _ASM_POWERPC_PPC_PCI_H
10 #define _ASM_POWERPC_PPC_PCI_H
15 #include <linux/pci.h>
16 #include <asm/pci-bridge.h>
18 extern unsigned long isa_io_base
;
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
);
24 extern struct list_head hose_list
;
26 extern void find_and_init_phbs(void);
28 extern struct pci_dev
*isa_bridge_pcidev
; /* may be NULL if no ISA bus */
30 /** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
31 #define BUID_HI(buid) upper_32_bits(buid)
32 #define BUID_LO(buid) lower_32_bits(buid)
34 /* PCI device_node operations */
36 typedef void *(*traverse_func
)(struct device_node
*me
, void *data
);
37 void *traverse_pci_devices(struct device_node
*start
, traverse_func pre
,
40 extern void pci_devs_phb_init(void);
41 extern void pci_devs_phb_init_dynamic(struct pci_controller
*phb
);
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
);
48 extern unsigned long pci_probe_only
;
52 void pci_addr_cache_insert_device(struct pci_dev
*dev
);
53 void pci_addr_cache_remove_device(struct pci_dev
*dev
);
54 void pci_addr_cache_build(void);
55 struct pci_dev
*pci_get_device_by_addr(unsigned long addr
);
56 #define EEH_LOG_TEMP_FAILURE 1
57 #define EEH_LOG_PERM_FAILURE 2
58 void eeh_slot_error_detail (struct pci_dn
*pdn
, int severity
);
59 #define EEH_THAW_MMIO 2
60 #define EEH_THAW_DMA 3
61 int eeh_pci_enable(struct pci_dn
*pdn
, int function
);
62 int eeh_reset_pe(struct pci_dn
*);
63 int eeh_wait_for_slot_status(struct pci_dn
*pdn
, int max_wait_msecs
);
64 void eeh_restore_bars(struct pci_dn
*);
65 void eeh_configure_bridge(struct pci_dn
*);
66 int rtas_write_config(struct pci_dn
*, int where
, int size
, u32 val
);
67 int rtas_read_config(struct pci_dn
*, int where
, int size
, u32
*val
);
68 void eeh_mark_slot(struct device_node
*dn
, int mode_flag
);
69 void eeh_clear_slot(struct device_node
*dn
, int mode_flag
);
70 struct device_node
*eeh_find_device_pe(struct device_node
*dn
);
72 void eeh_sysfs_add_device(struct pci_dev
*pdev
);
73 void eeh_sysfs_remove_device(struct pci_dev
*pdev
);
75 static inline const char *eeh_pci_name(struct pci_dev
*pdev
)
77 return pdev
? pci_name(pdev
) : "<null>";
80 static inline const char *eeh_driver_name(struct pci_dev
*pdev
)
82 return (pdev
&& pdev
->driver
) ? pdev
->driver
->name
: "<null>";
85 #endif /* CONFIG_EEH */
87 #else /* CONFIG_PCI */
88 static inline void find_and_init_phbs(void) { }
89 static inline void init_pci_config_tokens(void) { }
90 #endif /* !CONFIG_PCI */
92 #endif /* __KERNEL__ */
93 #endif /* _ASM_POWERPC_PPC_PCI_H */
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