NetBSD/sys/arch/alpha/pci/ciavar.h

81 lines
2.3 KiB
C

/* $NetBSD: ciavar.h,v 1.14 1998/06/04 21:34:46 thorpej Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
#include <dev/isa/isavar.h>
#include <dev/pci/pcivar.h>
#include <alpha/pci/pci_sgmap_pte64.h>
/*
* A 21171 chipset's configuration.
*
* All of the information that the chipset-specific functions need to
* do their dirty work (and more!).
*/
struct cia_config {
int cc_initted;
struct alpha_bus_space cc_iot, cc_memt;
struct alpha_pci_chipset cc_pc;
struct alpha_bus_dma_tag cc_dmat_direct;
struct alpha_bus_dma_tag cc_dmat_sgmap;
struct alpha_sgmap cc_sgmap;
u_int32_t cc_hae_mem;
u_int32_t cc_hae_io;
u_int32_t cc_rev;
u_int32_t cc_cnfg;
int cc_flags;
#define CCF_ISPYXIS 0x01 /* chip is a 21174 Pyxis */
#define CCF_USEBWX 0x02 /* use BWX when possible */
struct extent *cc_io_ex, *cc_d_mem_ex, *cc_s_mem_ex;
int cc_mallocsafe;
};
struct cia_softc {
struct device sc_dev;
struct cia_config *sc_ccp;
};
void cia_init __P((struct cia_config *, int));
void cia_pci_init __P((pci_chipset_tag_t, void *));
void cia_dma_init __P((struct cia_config *));
void cia_bwx_bus_io_init __P((bus_space_tag_t, void *));
void cia_bwx_bus_mem_init __P((bus_space_tag_t, void *));
void cia_swiz_bus_io_init __P((bus_space_tag_t, void *));
void cia_swiz_bus_mem_init __P((bus_space_tag_t, void *));