mirror of https://gitee.com/openkylin/linux.git
85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/*
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* c 2001 PPC 64 Team, IBM Corp
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _ASM_POWERPC_PPC_PCI_H
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#define _ASM_POWERPC_PPC_PCI_H
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#ifdef __KERNEL__
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#ifdef CONFIG_PCI
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#include <linux/pci.h>
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#include <asm/pci-bridge.h>
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extern unsigned long isa_io_base;
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extern void pci_setup_phb_io(struct pci_controller *hose, int primary);
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extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary);
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extern struct list_head hose_list;
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extern void find_and_init_phbs(void);
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extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */
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/** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
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#define BUID_HI(buid) upper_32_bits(buid)
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#define BUID_LO(buid) lower_32_bits(buid)
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/* PCI device_node operations */
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struct device_node;
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typedef void *(*traverse_func)(struct device_node *me, void *data);
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void *traverse_pci_devices(struct device_node *start, traverse_func pre,
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void *data);
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extern void pci_devs_phb_init(void);
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extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);
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/* From rtas_pci.h */
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extern void init_pci_config_tokens (void);
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extern unsigned long get_phb_buid (struct device_node *);
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extern int rtas_setup_phb(struct pci_controller *phb);
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#ifdef CONFIG_EEH
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void eeh_addr_cache_insert_dev(struct pci_dev *dev);
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void eeh_addr_cache_rmv_dev(struct pci_dev *dev);
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struct eeh_dev *eeh_addr_cache_get_dev(unsigned long addr);
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void eeh_slot_error_detail(struct eeh_pe *pe, int severity);
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int eeh_pci_enable(struct eeh_pe *pe, int function);
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int eeh_reset_pe(struct eeh_pe *);
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void eeh_save_bars(struct eeh_dev *edev);
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int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
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int rtas_read_config(struct pci_dn *, int where, int size, u32 *val);
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void eeh_pe_state_mark(struct eeh_pe *pe, int state);
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void eeh_pe_state_clear(struct eeh_pe *pe, int state);
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void eeh_pe_dev_mode_mark(struct eeh_pe *pe, int mode);
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void eeh_sysfs_add_device(struct pci_dev *pdev);
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void eeh_sysfs_remove_device(struct pci_dev *pdev);
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static inline const char *eeh_pci_name(struct pci_dev *pdev)
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{
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return pdev ? pci_name(pdev) : "<null>";
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}
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static inline const char *eeh_driver_name(struct pci_dev *pdev)
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{
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return (pdev && pdev->driver) ? pdev->driver->name : "<null>";
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}
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#endif /* CONFIG_EEH */
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#else /* CONFIG_PCI */
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static inline void find_and_init_phbs(void) { }
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static inline void init_pci_config_tokens(void) { }
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#endif /* !CONFIG_PCI */
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#endif /* __KERNEL__ */
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#endif /* _ASM_POWERPC_PPC_PCI_H */
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