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

     /*      $NetBSD: ixp425var.h,v 1.10 2006/04/10 03:36:03 simonb Exp $ */
     
     /*
      * Copyright (c) 2003
      *      Ichiro FUKUHARA <ichiro@ichiro.org>.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Ichiro FUKUHARA.
     * 4. The name of the company nor the name of the author may be used to
     *    endorse or promote products derived from this software without specific
     *    prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
     * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     *
     */
    
    #ifndef _IXP425VAR_H_
    #define _IXP425VAR_H_
    
    #include <sys/conf.h>
    #include <sys/queue.h>
    
    #include <machine/bus.h>
    
    #include <sys/rman.h>
    
    /* NB: cputype is setup by set_cpufuncs */
    #define cpu_is_ixp42x() (cputype == CPU_ID_IXP425)
    #define cpu_is_ixp43x() (cputype == CPU_ID_IXP435)
    #define cpu_is_ixp46x() (cputype == CPU_ID_IXP465)
    
    struct ixp425_softc {
            device_t sc_dev;
            bus_space_tag_t sc_iot;
            bus_space_handle_t sc_gpio_ioh;
            bus_space_handle_t sc_exp_ioh;
    
            u_int32_t sc_intrmask;
    
            struct rman sc_irq_rman;
            struct rman sc_mem_rman;
            bus_dma_tag_t sc_dmat;
    };
    
    void    ixp425_set_gpio(struct ixp425_softc *sc, int pin, int type);
    
    struct ixppcib_softc {
            device_t                sc_dev;
            
            u_int                   sc_bus;
            
            struct resource         *sc_csr;
            struct resource         *sc_mem;
            
            struct rman             sc_io_rman;
            struct rman             sc_mem_rman;
            struct rman             sc_irq_rman;
            
            struct bus_space        sc_pci_memt;
            struct bus_space        sc_pci_iot;
            bus_dma_tag_t           sc_dmat;
    };
    
    #define EXP_BUS_WRITE_4(sc, reg, data) \
            bus_space_write_4(sc->sc_iot, sc->sc_exp_ioh, reg, data)
    #define EXP_BUS_READ_4(sc, reg) \
            bus_space_read_4(sc->sc_iot, sc->sc_exp_ioh, reg)
    
    #define GPIO_CONF_WRITE_4(sc, reg, data)        \
            bus_space_write_4(sc->sc_iot, sc->sc_gpio_ioh, reg, data)
    #define GPIO_CONF_READ_4(sc, reg) \
            bus_space_read_4(sc->sc_iot, sc->sc_gpio_ioh, reg)
    #define IXP4XX_GPIO_LOCK()      mtx_lock(&ixp425_gpio_mtx)
    #define IXP4XX_GPIO_UNLOCK()    mtx_unlock(&ixp425_gpio_mtx)
    extern struct mtx ixp425_gpio_mtx;
    
    extern struct bus_space ixp425_bs_tag;
   extern struct bus_space ixp425_a4x_bs_tag;
   
   extern struct bus_space cambria_exp_bs_tag;
   void    cambria_exp_bus_init(struct ixp425_softc *);
   
   void    ixp425_io_bs_init(bus_space_tag_t, void *);
   void    ixp425_mem_bs_init(bus_space_tag_t, void *);
   
   uint32_t ixp425_sdram_size(void);
   uint32_t ixp435_ddram_size(void);
   uint32_t ixp4xx_read_feature_bits(void);
   void    ixp4xx_write_feature_bits(uint32_t);
   
   int     ixp425_md_route_interrupt(device_t, device_t, int);
   void    ixp425_md_attach(device_t);
   
   int     getvbase(uint32_t, uint32_t, uint32_t *);
   
   struct ixp425_ivar {
           uint32_t        addr;
           int             irq;
   };
   #define IXP425_IVAR(d)  ((struct ixp425_ivar *) device_get_ivars(d))
   
   enum {
           IXP425_IVAR_ADDR,               /* base physical address */
           IXP425_IVAR_IRQ                 /* irq/gpio pin assignment */
   };
   #endif /* _IXP425VAR_H_ */

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