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      1  1.15   thorpej /*	$NetBSD: pci_machdep.h,v 1.15 2020/07/07 03:38:46 thorpej 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  1.14     skrll extern struct mips_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   1.7   tsutsui };
     62   1.7   tsutsui 
     63   1.1     soren /*
     64   1.1     soren  * Functions provided to machine-independent PCI code.
     65   1.1     soren  */
     66  1.12       chs void		pci_attach_hook(device_t, device_t,
     67   1.1     soren 			struct pcibus_attach_args *);
     68   1.1     soren int		pci_bus_maxdevs(pci_chipset_tag_t, int);
     69   1.1     soren pcitag_t	pci_make_tag(pci_chipset_tag_t, int, int, int);
     70   1.1     soren void		pci_decompose_tag(pci_chipset_tag_t, pcitag_t,
     71   1.1     soren 			int *, int *, int *);
     72   1.1     soren pcireg_t	pci_conf_read(pci_chipset_tag_t, pcitag_t, int);
     73   1.1     soren void		pci_conf_write(pci_chipset_tag_t, pcitag_t, int,
     74   1.1     soren 			pcireg_t);
     75  1.11    dyoung int		pci_intr_map(const struct pci_attach_args *,
     76  1.11    dyoung 			pci_intr_handle_t *);
     77  1.13  christos const char	*pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t, char *, size_t);
     78   1.2       cgd const struct evcnt *pci_intr_evcnt(pci_chipset_tag_t, pci_intr_handle_t);
     79   1.1     soren void		*pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
     80   1.1     soren 			int, int (*)(void *), void *);
     81   1.1     soren void		pci_intr_disestablish(pci_chipset_tag_t, void *);
     82   1.8   tsutsui void		pci_conf_interrupt(pci_chipset_tag_t, int, int, int, int,
     83   1.8   tsutsui 			int *);
     84   1.8   tsutsui int		pci_conf_hook(pci_chipset_tag_t, int, int, int, pcireg_t);
     85