/* * * pbm.h: PCI bus module pseudo driver software state * Adopted from sparc64 by V. Roganov and G. Raiko * * Original header: * pbm.h: U2P PCI bus module pseudo driver software state. * * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) * * To put things into perspective, consider sparc64 with a few PCI controllers. * Each type would have an own structure, with instances related one to one. * We have only pcic on sparc, but we want to be compatible with sparc64 pbm.h. * All three represent different abstractions. * pci_bus - Linux PCI subsystem view of a PCI bus (including bridged buses) * pbm - Arch-specific view of a PCI bus (sparc or sparc64) * pcic - Chip-specific information for PCIC. */ #ifndef __SPARC_PBM_H #define __SPARC_PBM_H #include <linux/pci.h> #include <asm/oplib.h> #include <asm/prom.h> struct linux_pbm_info { int prom_node; char prom_name[64]; /* struct linux_prom_pci_ranges pbm_ranges[PROMREG_MAX]; */ /* int num_pbm_ranges; */ /* Now things for the actual PCI bus probes. */ unsigned int pci_first_busno; /* Can it be nonzero? */ struct pci_bus *pci_bus; /* Was inline, MJ allocs now */ }; /* PCI devices which are not bridges have this placed in their pci_dev * sysdata member. This makes OBP aware PCI device drivers easier to * code. */ struct pcidev_cookie { struct linux_pbm_info *pbm; struct device_node *prom_node; }; #endif /* !(__SPARC_PBM_H) */ |