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pci_machdep.h revision 1.12.2.1 
      1  1.12.2.1     rmind /*	$NetBSD: pci_machdep.h,v 1.12.2.1 2014/05/18 17:45:01 rmind 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      1.10   tsutsui 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      1.12       chs void		pci_attach_hook(device_t, device_t,
     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      1.11    dyoung int		pci_intr_map(const struct pci_attach_args *,
     79      1.11    dyoung 			pci_intr_handle_t *);
     80  1.12.2.1     rmind const char	*pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t, char *, size_t);
     81       1.2       cgd const struct evcnt *pci_intr_evcnt(pci_chipset_tag_t, pci_intr_handle_t);
     82       1.1     soren void		*pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
     83       1.1     soren 			int, int (*)(void *), void *);
     84       1.1     soren void		pci_intr_disestablish(pci_chipset_tag_t, void *);
     85       1.8   tsutsui void		pci_conf_interrupt(pci_chipset_tag_t, int, int, int, int,
     86       1.8   tsutsui 			int *);
     87       1.8   tsutsui int		pci_conf_hook(pci_chipset_tag_t, int, int, int, pcireg_t);
     88