linux-stable-rt/include/asm-powerpc/ppc-pci.h

70 lines
2.1 KiB
C

/*
* c 2001 PPC 64 Team, IBM Corp
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _ASM_POWERPC_PPC_PCI_H
#define _ASM_POWERPC_PPC_PCI_H
#include <linux/pci.h>
#include <asm/pci-bridge.h>
extern unsigned long isa_io_base;
extern void pci_setup_pci_controller(struct pci_controller *hose);
extern void pci_setup_phb_io(struct pci_controller *hose, int primary);
extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary);
extern struct list_head hose_list;
extern int global_phb_number;
extern unsigned long find_and_init_phbs(void);
extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */
/** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
#define BUID_HI(buid) ((buid) >> 32)
#define BUID_LO(buid) ((buid) & 0xffffffff)
/* PCI device_node operations */
struct device_node;
typedef void *(*traverse_func)(struct device_node *me, void *data);
void *traverse_pci_devices(struct device_node *start, traverse_func pre,
void *data);
void pci_devs_phb_init(void);
void pci_devs_phb_init_dynamic(struct pci_controller *phb);
void __devinit scan_phb(struct pci_controller *hose);
/* From rtas_pci.h */
void init_pci_config_tokens (void);
unsigned long get_phb_buid (struct device_node *);
/* From pSeries_pci.h */
extern void pSeries_final_fixup(void);
extern void pSeries_irq_bus_setup(struct pci_bus *bus);
extern unsigned long pci_probe_only;
extern unsigned long pci_assign_all_buses;
extern int pci_read_irq_line(struct pci_dev *pci_dev);
/* ---- EEH internal-use-only related routines ---- */
#ifdef CONFIG_EEH
/**
* rtas_set_slot_reset -- unfreeze a frozen slot
*
* Clear the EEH-frozen condition on a slot. This routine
* does this by asserting the PCI #RST line for 1/8th of
* a second; this routine will sleep while the adapter is
* being reset.
*/
void rtas_set_slot_reset (struct pci_dn *);
#endif
#endif /* _ASM_POWERPC_PPC_PCI_H */