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/* $Id: pbm.h,v 1.14 1998/05/29 06:00:40 ecd Exp $ * pbm.h: U2P PCI bus module pseudo driver software state. * * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) */ #ifndef __SPARC64_PBM_H #define __SPARC64_PBM_H #include <linux/pci.h> #include <asm/psycho.h> #include <asm/oplib.h> struct linux_pbm_info; /* This is what we use to determine what the PROM has assigned so * far, so that we can perform assignments for addresses which * were not taken care of by OBP. See psycho.c for details. * Per-PBM these are ordered by start address. */ struct pci_vma { struct pci_vma *next; struct linux_pbm_info *pbm; unsigned int start; unsigned int end; unsigned int offset; unsigned int _pad; }; struct linux_psycho; struct linux_pbm_info { struct linux_psycho *parent; struct pci_vma *IO_assignments; struct pci_vma *MEM_assignments; int prom_node; char prom_name[64]; struct linux_prom_pci_ranges pbm_ranges[PROMREG_MAX]; int num_pbm_ranges; struct linux_prom_pci_intmap pbm_intmap[PROMREG_MAX]; int num_pbm_intmap; struct linux_prom_pci_intmask pbm_intmask; /* Now things for the actual PCI bus probes. */ unsigned int pci_first_busno; unsigned int pci_last_busno; struct pci_bus pci_bus; }; struct linux_psycho { struct linux_psycho *next; struct psycho_regs *psycho_regs; unsigned long *pci_config_space; unsigned long *pci_IO_space; unsigned long *pci_mem_space; u32 upa_portid; int index; struct linux_pbm_info pbm_A; struct linux_pbm_info pbm_B; /* Now things for the actual PCI bus probes. */ unsigned int pci_first_busno; unsigned int pci_last_busno; struct pci_bus *pci_bus; }; /* 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; int prom_node; }; #define PCI_IRQ_IGN 0x000007c0 /* PSYCHO "Int Group Number". */ #define PCI_IRQ_INO 0x0000003f /* PSYCHO INO. */ /* Used by EBus */ extern unsigned int psycho_irq_build(struct linux_pbm_info *pbm, struct pci_dev *pdev, unsigned int full_ino); #endif /* !(__SPARC64_PBM_H) */ |