FreeBSD/Linux Kernel Cross Reference
sys/arm/mv/mvvar.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2002, 2003 Wasabi Systems, Inc.
      * All rights reserved.
      *
      * Written by Jason R. Thorpe for Wasabi Systems, Inc.
      *
      * 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 for the NetBSD Project by
     *      Wasabi Systems, Inc.
     * 4. The name of Wasabi Systems, Inc. may not be used to endorse
     *    or promote products derived from this software without specific prior
     *    written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
     * 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.
     *
     * from: FreeBSD: //depot/projects/arm/src/sys/arm/xscale/pxa2x0/pxa2x0var.h, rev 1
     *
     * $FreeBSD: releng/12.0/sys/arm/mv/mvvar.h 332274 2018-04-08 12:20:06Z andrew $
     */
    
    #ifndef _MVVAR_H_
    #define _MVVAR_H_
    
    #include <sys/rman.h>
    #include <machine/bus.h>
    #include <vm/vm.h>
    #include <vm/pmap.h>
    
    #include <dev/ofw/openfirm.h>
    
    #define MV_TYPE_PCI             0
    #define MV_TYPE_PCIE            1
    
    #define MV_MODE_ENDPOINT        0
    #define MV_MODE_ROOT            1
    
    enum soc_family{
            MV_SOC_ARMADA_38X       = 0x00,
            MV_SOC_ARMADA_XP        = 0x01,
            MV_SOC_ARMV5            = 0x02,
            MV_SOC_UNSUPPORTED      = 0xff,
    };
    
    struct gpio_config {
            int             gc_gpio;        /* GPIO number */
            uint32_t        gc_flags;       /* GPIO flags */
            int             gc_output;      /* GPIO output value */
    };
    
    struct decode_win {
            int             target;         /* Mbus unit ID */
            int             attr;           /* Attributes of the target interface */
            vm_paddr_t      base;           /* Physical base addr */
            uint32_t        size;
            vm_paddr_t      remap;
    };
    
    extern const struct gpio_config mv_gpio_config[];
    extern const struct decode_win *cpu_wins;
    extern const struct decode_win *idma_wins;
    extern const struct decode_win *xor_wins;
    extern int idma_wins_no;
    extern int xor_wins_no;
    
    int soc_decode_win(void);
    void soc_id(uint32_t *dev, uint32_t *rev);
    void soc_dump_decode_win(void);
    uint32_t soc_power_ctrl_get(uint32_t mask);
    void soc_power_ctrl_set(uint32_t mask);
    
    int decode_win_cpu_set(int target, int attr, vm_paddr_t base, uint32_t size,
        vm_paddr_t remap);
    int decode_win_overlap(int, int, const struct decode_win *);
    int win_cpu_can_remap(int);
    void decode_win_pcie_setup(u_long);
    
    void ddr_disable(int i);
    int ddr_is_active(int i);
   uint32_t ddr_base(int i);
   uint32_t ddr_size(int i);
   uint32_t ddr_attr(int i);
   uint32_t ddr_target(int i);
   
   uint32_t cpu_extra_feat(void);
   uint32_t get_tclk(void);
   uint32_t get_cpu_freq(void);
   uint32_t get_l2clk(void);
   uint32_t read_cpu_ctrl(uint32_t);
   void write_cpu_ctrl(uint32_t, uint32_t);
   
   uint32_t read_cpu_mp_clocks(uint32_t reg);
   void write_cpu_mp_clocks(uint32_t reg, uint32_t val);
   uint32_t read_cpu_misc(uint32_t reg);
   void write_cpu_misc(uint32_t reg, uint32_t val);
   
   int mv_pcib_bar_win_set(device_t dev, uint32_t base, uint32_t size,
       uint32_t remap, int winno, int busno);
   int mv_pcib_cpu_win_remap(device_t dev, uint32_t remap, uint32_t size);
   
   void mv_mask_endpoint_irq(uintptr_t nb, int unit);
   void mv_unmask_endpoint_irq(uintptr_t nb, int unit);
   
   int     mv_drbl_get_next_irq(int dir, int unit);
   void    mv_drbl_mask_all(int unit);
   void    mv_drbl_mask_irq(uint32_t irq, int dir, int unit);
   void    mv_drbl_unmask_irq(uint32_t irq, int dir, int unit);
   void    mv_drbl_set_mask(uint32_t val, int dir, int unit);
   uint32_t mv_drbl_get_mask(int dir, int unit);
   void    mv_drbl_set_cause(uint32_t val, int dir, int unit);
   uint32_t mv_drbl_get_cause(int dir, int unit);
   void    mv_drbl_set_msg(uint32_t val, int mnr, int dir, int unit);
   uint32_t mv_drbl_get_msg(int mnr, int dir, int unit);
   
   int     mv_msi_data(int irq, uint64_t *addr, uint32_t *data);
   
   struct devmap_entry;
   
   int mv_pci_devmap(phandle_t, struct devmap_entry *, vm_offset_t,
       vm_offset_t);
   int fdt_localbus_devmap(phandle_t, struct devmap_entry *, int, int *);
   enum soc_family mv_check_soc_family(void);
   
   int mv_fdt_is_type(phandle_t, const char *);
   int mv_fdt_pm(phandle_t);
   
   uint32_t get_tclk_armadaxp(void);
   uint32_t get_tclk_armada38x(void);
   uint32_t get_cpu_freq_armadaxp(void);
   uint32_t get_cpu_freq_armada38x(void);
   #endif /* _MVVAR_H_ */

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