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Annotation of sys/arch/sparc64/include/pci_machdep.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: pci_machdep.h,v 1.17 2007/08/04 16:39:15 kettenis Exp $       */
        !             2: /* $NetBSD: pci_machdep.h,v 1.7 2001/07/20 00:07:14 eeh Exp $ */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1999 Matthew R. Green
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. The name of the author may not be used to endorse or promote products
        !            17:  *    derived from this software without specific prior written permission.
        !            18:  *
        !            19:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            20:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            21:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            22:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            23:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
        !            24:  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
        !            25:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
        !            26:  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
        !            27:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            29:  * SUCH DAMAGE.
        !            30:  */
        !            31:
        !            32: #ifndef _MACHINE_PCI_MACHDEP_H_
        !            33: #define _MACHINE_PCI_MACHDEP_H_
        !            34:
        !            35: /*
        !            36:  * Forward declarations.
        !            37:  */
        !            38: struct pci_attach_args;
        !            39:
        !            40: /*
        !            41:  * define some bits used to glue into the common PCI code.
        !            42:  */
        !            43:
        !            44: typedef struct sparc_pci_chipset *pci_chipset_tag_t;
        !            45: typedef u_int pci_intr_handle_t;
        !            46:
        !            47: /*
        !            48:  * The stuuuuuuupid allegedly MI PCI code expects pcitag_t to be a
        !            49:  * scalar type.  But we really need to store both the OFW node and
        !            50:  * the bus/device/function info in it.  (We'd like to store more,
        !            51:  * like all the ofw properties, but we don't need to.)  Luckily,
        !            52:  * both are 32-bit values, so we can squeeze them into a u_int64_t
        !            53:  * with a little help from some macros.
        !            54:  */
        !            55:
        !            56: #define        PCITAG_NODE(x)          (int)(((x)>>32)&0xffffffff)
        !            57: #define        PCITAG_OFFSET(x)        ((x)&0xffffffff)
        !            58: #define        PCITAG_BUS(t)           ((PCITAG_OFFSET(t)>>16)&0xff)
        !            59: #define        PCITAG_DEV(t)           ((PCITAG_OFFSET(t)>>11)&0x1f)
        !            60: #define        PCITAG_FUN(t)           ((PCITAG_OFFSET(t)>>8)&0x7)
        !            61: #define        PCITAG_CREATE(n,b,d,f)  (((u_int64_t)(n)<<32)|((b)<<16)|((d)<<11)|((f)<<8))
        !            62: #define        PCITAG_SETNODE(t,n)     ((t)&0xffffffff)|(((n)<<32)
        !            63: typedef u_int64_t pcitag_t;
        !            64:
        !            65: struct sparc_pci_chipset {
        !            66:        void                    *cookie;
        !            67:        bus_space_tag_t         bustag;
        !            68:        bus_space_handle_t      bushandle;
        !            69:        int                     rootnode;       /* PCI controller */
        !            70:        int                     tagshift;
        !            71:        int (*intr_map)(struct pci_attach_args *, pci_intr_handle_t *);
        !            72: };
        !            73:
        !            74: void           pci_attach_hook(struct device *, struct device *,
        !            75:                                     struct pcibus_attach_args *);
        !            76: int            pci_bus_maxdevs(pci_chipset_tag_t, int);
        !            77: pcitag_t       pci_make_tag(pci_chipset_tag_t, int, int, int);
        !            78: void           pci_decompose_tag(pci_chipset_tag_t, pcitag_t, int *, int *,
        !            79:                    int *);
        !            80: pcireg_t       pci_conf_read(pci_chipset_tag_t, pcitag_t, int);
        !            81: void           pci_conf_write(pci_chipset_tag_t, pcitag_t, int,
        !            82:                                    pcireg_t);
        !            83: int            pci_intr_map(struct pci_attach_args *, pci_intr_handle_t *);
        !            84: int            pci_intr_line(pci_intr_handle_t);
        !            85: const char     *pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t);
        !            86: void           *pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
        !            87:                                 int, int (*)(void *), void *, char *);
        !            88: void           pci_intr_disestablish(pci_chipset_tag_t, void *);
        !            89:
        !            90: int            sparc64_pci_enumerate_bus(struct pci_softc *,
        !            91:                    int (*match)(struct pci_attach_args *),
        !            92:                    struct pci_attach_args *);
        !            93:
        !            94: #define PCI_MACHDEP_ENUMERATE_BUS sparc64_pci_enumerate_bus
        !            95:
        !            96: #define pciide_machdep_compat_intr_establish(a, b, c, d, e) (NULL)
        !            97: #define pciide_machdep_compat_intr_disestablish(a, b) do { } while (0)
        !            98:
        !            99: #endif /* _MACHINE_PCI_MACHDEP_H_ */