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Software of the Month Club 2000 October
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Software of the Month - Ultimate Collection Shareware 277.iso
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pc
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PROGRAMS
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UTILITY
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WINLINUX
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DATA1.CAB
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programs_-_include
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ASM-SPAR.{_A
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PBM.H
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C/C++ Source or Header
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1999-09-17
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2KB
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95 lines
/* $Id: pbm.h,v 1.16 1999/03/14 18:13:03 davem 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;
/* There can be quite a few ranges and interrupt maps on a PCI
* segment. Thus...
*/
#define PROM_PCIRNG_MAX 64
#define PROM_PCIIMAP_MAX 64
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[PROM_PCIRNG_MAX];
int num_pbm_ranges;
struct linux_prom_pci_intmap pbm_intmap[PROM_PCIIMAP_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;
void *starfire_cookie;
};
/* 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) */