| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* $Id: pci_impl.h,v 1.9 2001/06/13 06:34:30 davem Exp $ |
| 2 | * pci_impl.h: Helper definitions for PCI controller support. |
| 3 | * |
| 4 | * Copyright (C) 1999 David S. Miller (davem@redhat.com) |
| 5 | */ |
| 6 | |
| 7 | #ifndef PCI_IMPL_H |
| 8 | #define PCI_IMPL_H |
| 9 | |
| 10 | #include <linux/types.h> |
| 11 | #include <linux/spinlock.h> |
| 12 | #include <asm/io.h> |
| 13 | |
| 14 | extern struct pci_controller_info *pci_controller_root; |
| 15 | |
| 16 | extern int pci_num_controllers; |
| 17 | |
| 18 | /* PCI bus scanning and fixup support. */ |
| 19 | extern void pci_fixup_host_bridge_self(struct pci_bus *pbus); |
| 20 | extern void pci_fill_in_pbm_cookies(struct pci_bus *pbus, |
| 21 | struct pci_pbm_info *pbm, |
| 22 | int prom_node); |
| 23 | extern void pci_record_assignments(struct pci_pbm_info *pbm, |
| 24 | struct pci_bus *pbus); |
| 25 | extern void pci_assign_unassigned(struct pci_pbm_info *pbm, |
| 26 | struct pci_bus *pbus); |
| 27 | extern void pci_fixup_irq(struct pci_pbm_info *pbm, |
| 28 | struct pci_bus *pbus); |
| 29 | extern void pci_determine_66mhz_disposition(struct pci_pbm_info *pbm, |
| 30 | struct pci_bus *pbus); |
| 31 | extern void pci_setup_busmastering(struct pci_pbm_info *pbm, |
| 32 | struct pci_bus *pbus); |
| 33 | extern void pci_register_legacy_regions(struct resource *io_res, |
| 34 | struct resource *mem_res); |
| 35 | |
| 36 | /* Error reporting support. */ |
| 37 | extern void pci_scan_for_target_abort(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *); |
| 38 | extern void pci_scan_for_master_abort(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *); |
| 39 | extern void pci_scan_for_parity_error(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *); |
| 40 | |
| 41 | /* Configuration space access. */ |
| 42 | extern void pci_config_read8(u8 *addr, u8 *ret); |
| 43 | extern void pci_config_read16(u16 *addr, u16 *ret); |
| 44 | extern void pci_config_read32(u32 *addr, u32 *ret); |
| 45 | extern void pci_config_write8(u8 *addr, u8 val); |
| 46 | extern void pci_config_write16(u16 *addr, u16 val); |
| 47 | extern void pci_config_write32(u32 *addr, u32 val); |
| 48 | |
| 49 | #endif /* !(PCI_IMPL_H) */ |