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pci_machdep.h revision 1.9.6.1 
      1  1.9.6.1    simonb /*	$NetBSD: pci_machdep.h,v 1.9.6.1 2006/04/22 11:37:21 simonb Exp $	*/
      2      1.1     soren 
      3      1.1     soren /*
      4      1.1     soren  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
      5      1.1     soren  * Copyright (c) 1994 Charles M. Hannum.  All rights reserved.
      6      1.1     soren  *
      7      1.1     soren  * Redistribution and use in source and binary forms, with or without
      8      1.1     soren  * modification, are permitted provided that the following conditions
      9      1.1     soren  * are met:
     10      1.1     soren  * 1. Redistributions of source code must retain the above copyright
     11      1.1     soren  *    notice, this list of conditions and the following disclaimer.
     12      1.1     soren  * 2. Redistributions in binary form must reproduce the above copyright
     13      1.1     soren  *    notice, this list of conditions and the following disclaimer in the
     14      1.1     soren  *    documentation and/or other materials provided with the distribution.
     15      1.1     soren  * 3. All advertising materials mentioning features or use of this software
     16      1.1     soren  *    must display the following acknowledgement:
     17      1.1     soren  *	This product includes software developed by Charles M. Hannum.
     18      1.1     soren  * 4. The name of the author may not be used to endorse or promote products
     19      1.1     soren  *    derived from this software without specific prior written permission.
     20      1.1     soren  *
     21      1.1     soren  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22      1.1     soren  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23      1.1     soren  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24      1.1     soren  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25      1.1     soren  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26      1.1     soren  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27      1.1     soren  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28      1.1     soren  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29      1.1     soren  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30      1.1     soren  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31      1.1     soren  */
     32      1.1     soren 
     33      1.1     soren /*
     34      1.1     soren  * Machine-specific definitions for PCI autoconfiguration.
     35      1.1     soren  */
     36      1.4    simonb #define	__HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH
     37      1.8   tsutsui #define	__HAVE_PCI_CONF_HOOK
     38      1.1     soren 
     39      1.1     soren /*
     40      1.3  sommerfe  * Forward declarations.
     41      1.3  sommerfe  */
     42      1.3  sommerfe struct pci_attach_args;
     43      1.3  sommerfe 
     44      1.3  sommerfe /*
     45      1.1     soren  * Cobalt-specific PCI structure and type definitions.
     46      1.1     soren  * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
     47      1.1     soren  */
     48      1.1     soren 
     49      1.1     soren extern struct cobalt_bus_dma_tag pci_bus_dma_tag;
     50      1.1     soren 
     51      1.1     soren /*
     52      1.1     soren  * Types provided to machine-independent PCI code
     53      1.1     soren  */
     54      1.7   tsutsui typedef struct cobalt_pci_chipset *pci_chipset_tag_t;
     55  1.9.6.1    simonb typedef uint32_t	pcitag_t;
     56      1.1     soren typedef int 		pci_intr_handle_t;
     57      1.1     soren 
     58      1.7   tsutsui struct cobalt_pci_chipset {
     59      1.7   tsutsui 	bus_space_tag_t pc_bst;		/* bus space tag for PCICFG regs */
     60      1.7   tsutsui 	bus_space_handle_t pc_bsh;	/* bus space handle for PCICFG regs */
     61      1.8   tsutsui 
     62      1.8   tsutsui 	struct extent *pc_memext;	/* PCI memory extent */
     63      1.8   tsutsui 	struct extent *pc_ioext;	/* PCI I/O extent */
     64      1.7   tsutsui };
     65      1.7   tsutsui 
     66      1.1     soren /*
     67      1.1     soren  * Functions provided to machine-independent PCI code.
     68      1.1     soren  */
     69      1.1     soren void		pci_attach_hook(struct device *, struct device *,
     70      1.1     soren 			struct pcibus_attach_args *);
     71      1.1     soren int		pci_bus_maxdevs(pci_chipset_tag_t, int);
     72      1.1     soren pcitag_t	pci_make_tag(pci_chipset_tag_t, int, int, int);
     73      1.1     soren void		pci_decompose_tag(pci_chipset_tag_t, pcitag_t,
     74      1.1     soren 			int *, int *, int *);
     75      1.1     soren pcireg_t	pci_conf_read(pci_chipset_tag_t, pcitag_t, int);
     76      1.1     soren void		pci_conf_write(pci_chipset_tag_t, pcitag_t, int,
     77      1.1     soren 			pcireg_t);
     78      1.3  sommerfe int		pci_intr_map(struct pci_attach_args *, pci_intr_handle_t *);
     79      1.1     soren const char	*pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t);
     80      1.2       cgd const struct evcnt *pci_intr_evcnt(pci_chipset_tag_t, pci_intr_handle_t);
     81      1.1     soren void		*pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
     82      1.1     soren 			int, int (*)(void *), void *);
     83      1.1     soren void		pci_intr_disestablish(pci_chipset_tag_t, void *);
     84      1.8   tsutsui void		pci_conf_interrupt(pci_chipset_tag_t, int, int, int, int,
     85      1.8   tsutsui 			int *);
     86      1.8   tsutsui int		pci_conf_hook(pci_chipset_tag_t, int, int, int, pcireg_t);
     87