if_eqos_var.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2022 Soren Schmidt <sos@deepcore.dk>
    5  * Copyright (c) 2022 Jared McNeill <jmcneill@invisible.ca>
    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  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   22  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   24  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  * $Id: eqos_var.h 1009 2022-11-15 20:17:35Z sos $
   30  */
   31 
   32 /*
   33  * DesignWare Ethernet Quality-of-Service controller
   34  */
   35 
   36 #ifndef _EQOS_VAR_H
   37 #define _EQOS_VAR_H
   38 
   39 #include <dev/eqos/if_eqos_reg.h>
   40 
   41 #define EQOS_DMA_DESC_COUNT     256
   42 
   43 #define EQOS_RES_MEM            0
   44 #define EQOS_RES_IRQ0           1
   45 #define EQOS_RES_COUNT          2
   46 
   47 #define EQOS_INTR_FLAGS         (INTR_TYPE_NET | INTR_MPSAFE)
   48 
   49 struct eqos_dma_desc {
   50         uint32_t        des0;
   51         uint32_t        des1;
   52         uint32_t        des2;
   53         uint32_t        des3;
   54 } __packed;
   55 
   56 struct eqos_bufmap {
   57         bus_dmamap_t            map;
   58         struct mbuf             *mbuf;
   59 };
   60 
   61 struct eqos_ring {
   62         bus_dma_tag_t           desc_tag;
   63         bus_dmamap_t            desc_map;
   64         struct eqos_dma_desc    *desc_ring;
   65         bus_addr_t              desc_ring_paddr;
   66 
   67         bus_dma_tag_t           buf_tag;
   68         struct eqos_bufmap      buf_map[EQOS_DMA_DESC_COUNT];
   69 
   70         u_int                   head;
   71         u_int                   tail;
   72 };
   73 
   74 struct eqos_softc {
   75         device_t                dev;
   76         struct resource         *res[EQOS_RES_COUNT];
   77         void                    *irq_handle;
   78 #ifdef FDT
   79         struct syscon           *grf;
   80         int                     grf_offset;
   81 #endif
   82         uint32_t                csr_clock;
   83         uint32_t                csr_clock_range;
   84         uint32_t                hw_feature[4];
   85         bool                    link_up;
   86         int                     tx_watchdog;
   87 
   88         struct ifnet            *ifp;
   89         device_t                miibus;
   90         struct mtx              lock;
   91         struct callout          callout;
   92 
   93         struct eqos_ring        tx;
   94         struct eqos_ring        rx;
   95 };
   96 
   97 DECLARE_CLASS(eqos_driver);
   98 
   99 #endif

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FreeBSD/Linux Kernel Cross Reference sys/dev/eqos/if_eqos_var.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/eqos/if_eqos_var.h