The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/arm/xscale/ixp425/ixp425var.h

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    1 /*      $NetBSD: ixp425var.h,v 1.10 2006/04/10 03:36:03 simonb Exp $ */
    2 
    3 /*
    4  * Copyright (c) 2003
    5  *      Ichiro FUKUHARA <ichiro@ichiro.org>.
    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. All advertising materials mentioning features or use of this software
   17  *    must display the following acknowledgement:
   18  *      This product includes software developed by Ichiro FUKUHARA.
   19  * 4. The name of the company nor the name of the author may be used to
   20  *    endorse or promote products derived from this software without specific
   21  *    prior written permission.
   22  *
   23  * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
   24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   26  * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
   27  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   33  * SUCH DAMAGE.
   34  *
   35  * $FreeBSD: releng/10.3/sys/arm/xscale/ixp425/ixp425var.h 229125 2011-12-31 15:53:34Z marius $
   36  *
   37  */
   38 
   39 #ifndef _IXP425VAR_H_
   40 #define _IXP425VAR_H_
   41 
   42 #include <sys/conf.h>
   43 #include <sys/queue.h>
   44 
   45 #include <machine/bus.h>
   46 
   47 #include <sys/rman.h>
   48 
   49 /* NB: cputype is setup by set_cpufuncs */
   50 #define cpu_is_ixp42x() (cputype == CPU_ID_IXP425)
   51 #define cpu_is_ixp43x() (cputype == CPU_ID_IXP435)
   52 #define cpu_is_ixp46x() (cputype == CPU_ID_IXP465)
   53 
   54 struct ixp425_softc {
   55         device_t sc_dev;
   56         bus_space_tag_t sc_iot;
   57         bus_space_handle_t sc_gpio_ioh;
   58         bus_space_handle_t sc_exp_ioh;
   59 
   60         u_int32_t sc_intrmask;
   61 
   62         struct rman sc_irq_rman;
   63         struct rman sc_mem_rman;
   64         bus_dma_tag_t sc_dmat;
   65 };
   66 
   67 void    ixp425_set_gpio(struct ixp425_softc *sc, int pin, int type);
   68 
   69 struct ixppcib_softc {
   70         device_t                sc_dev;
   71         
   72         u_int                   sc_bus;
   73         
   74         struct resource         *sc_csr;
   75         struct resource         *sc_mem;
   76         
   77         struct rman             sc_io_rman;
   78         struct rman             sc_mem_rman;
   79         struct rman             sc_irq_rman;
   80         
   81         struct bus_space        sc_pci_memt;
   82         struct bus_space        sc_pci_iot;
   83         bus_dma_tag_t           sc_dmat;
   84 };
   85 
   86 #define EXP_BUS_WRITE_4(sc, reg, data) \
   87         bus_space_write_4(sc->sc_iot, sc->sc_exp_ioh, reg, data)
   88 #define EXP_BUS_READ_4(sc, reg) \
   89         bus_space_read_4(sc->sc_iot, sc->sc_exp_ioh, reg)
   90 
   91 #define GPIO_CONF_WRITE_4(sc, reg, data)        \
   92         bus_space_write_4(sc->sc_iot, sc->sc_gpio_ioh, reg, data)
   93 #define GPIO_CONF_READ_4(sc, reg) \
   94         bus_space_read_4(sc->sc_iot, sc->sc_gpio_ioh, reg)
   95 #define IXP4XX_GPIO_LOCK()      mtx_lock(&ixp425_gpio_mtx)
   96 #define IXP4XX_GPIO_UNLOCK()    mtx_unlock(&ixp425_gpio_mtx)
   97 extern struct mtx ixp425_gpio_mtx;
   98 
   99 extern struct bus_space ixp425_bs_tag;
  100 extern struct bus_space ixp425_a4x_bs_tag;
  101 
  102 extern struct bus_space cambria_exp_bs_tag;
  103 void    cambria_exp_bus_init(struct ixp425_softc *);
  104 
  105 void    ixp425_io_bs_init(bus_space_tag_t, void *);
  106 void    ixp425_mem_bs_init(bus_space_tag_t, void *);
  107 
  108 uint32_t ixp425_sdram_size(void);
  109 uint32_t ixp435_ddram_size(void);
  110 uint32_t ixp4xx_read_feature_bits(void);
  111 void    ixp4xx_write_feature_bits(uint32_t);
  112 
  113 int     ixp425_md_route_interrupt(device_t, device_t, int);
  114 void    ixp425_md_attach(device_t);
  115 
  116 int     getvbase(uint32_t, uint32_t, uint32_t *);
  117 
  118 struct ixp425_ivar {
  119         uint32_t        addr;
  120         int             irq;
  121 };
  122 #define IXP425_IVAR(d)  ((struct ixp425_ivar *) device_get_ivars(d))
  123 
  124 enum {
  125         IXP425_IVAR_ADDR,               /* base physical address */
  126         IXP425_IVAR_IRQ                 /* irq/gpio pin assignment */
  127 };
  128 #endif /* _IXP425VAR_H_ */

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