FreeBSD/Linux Kernel Cross Reference
sys/contrib/ncsw/inc/flib/fsl_fman_sp.h

     /*
      * Copyright 2013 Freescale Semiconductor Inc.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions are met:
      *     * Redistributions of source code must retain the above copyright
      *       notice, this list of conditions and the following disclaimer.
      *     * 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.
     *     * Neither the name of Freescale Semiconductor nor the
     *       names of its contributors may be used to endorse or promote products
     *       derived from this software without specific prior written permission.
     *
     *
     * ALTERNATIVELY, this software may be distributed under the terms of the
     * GNU General Public License ("GPL") as published by the Free Software
     * Foundation, either version 2 of that License or (at your option) any
     * later version.
     *
     * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``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 Freescale Semiconductor 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.
     */
    
    #ifndef __FSL_FMAN_SP_H
    #define __FSL_FMAN_SP_H
    
    #include "common/general.h"
    #include "fsl_fman.h"
    
    
    struct fm_pcd_storage_profile_regs{
            uint32_t   fm_sp_ebmpi[8];
                                            /*offset 0 - 0xc*/
                                            /**< Buffer Manager pool Information */
    
            uint32_t   fm_sp_acnt;      /*offset 0x20*/
            uint32_t   fm_sp_ebm;       /*offset 0x24*/
            uint32_t   fm_sp_da;        /*offset 0x28*/
            uint32_t   fm_sp_icp;       /*offset 0x2c*/
            uint32_t   fm_sp_mpd;       /*offset 0x30*/
            uint32_t   res1[2];         /*offset 0x34 - 0x38*/
            uint32_t   fm_sp_spliodn;   /*offset 0x3c*/
    };
    
    /**************************************************************************//**
     @Description   structure for defining internal context copying
    *//***************************************************************************/
    struct fman_sp_int_context_data_copy{
            uint16_t ext_buf_offset;     /**< Offset in External buffer to which
                                            internal context is copied to (Rx)
                                            or taken from (Tx, Op). */
            uint8_t int_context_offset; /**< Offset within internal context to copy
                                            from (Rx) or to copy to (Tx, Op).*/
            uint16_t size;             /**< Internal offset size to be copied */
    };
    
    /**************************************************************************//**
     @Description   struct for defining external buffer margins
    *//***************************************************************************/
    struct fman_sp_buf_margins{
            uint16_t start_margins; /**< Number of bytes to be left at the
                                    beginning of the external buffer (must be
                                    divisible by 16) */
            uint16_t end_margins;   /**< number of bytes to be left at the end of
                                     the external buffer(must be divisible by 16)*/
    };
    
    struct fm_storage_profile_params {
            struct fman_ext_pools                   fm_ext_pools;
            struct fman_backup_bm_pools             backup_pools;
            struct fman_sp_int_context_data_copy    *int_context;
            struct fman_sp_buf_margins              *buf_margins;
            enum fman_dma_swap_option               dma_swap_data;
            enum fman_dma_cache_option              int_context_cache_attr;
            enum fman_dma_cache_option              header_cache_attr;
            enum fman_dma_cache_option              scatter_gather_cache_attr;
            bool                                    dma_write_optimize;
            uint16_t                                liodn_offset;
            bool                                    no_scather_gather;
            struct fman_buf_pool_depletion        buf_pool_depletion;
    };
    
    /**************************************************************************//**
     @Description       Registers bit fields
    *//***************************************************************************/
    #define FMAN_SP_EXT_BUF_POOL_EN_COUNTER             0x40000000
    #define FMAN_SP_EXT_BUF_POOL_VALID                  0x80000000
    #define FMAN_SP_EXT_BUF_POOL_BACKUP                 0x20000000
    #define FMAN_SP_DMA_ATTR_WRITE_OPTIMIZE             0x00100000
    #define FMAN_SP_SG_DISABLE                          0x80000000
   
   /* shifts */
   #define FMAN_SP_EXT_BUF_POOL_ID_SHIFT               16
   #define FMAN_SP_POOL_DEP_NUM_OF_POOLS_SHIFT         16
   #define FMAN_SP_EXT_BUF_MARG_START_SHIFT            16
   #define FMAN_SP_EXT_BUF_MARG_END_SHIFT              0
   #define FMAN_SP_DMA_ATTR_SWP_SHIFT                  30
   #define FMAN_SP_DMA_ATTR_IC_CACHE_SHIFT             28
   #define FMAN_SP_DMA_ATTR_HDR_CACHE_SHIFT            26
   #define FMAN_SP_DMA_ATTR_SG_CACHE_SHIFT             24
   #define FMAN_SP_IC_TO_EXT_SHIFT                     16
   #define FMAN_SP_IC_FROM_INT_SHIFT                   8
   #define FMAN_SP_IC_SIZE_SHIFT                       0
   
   /**************************************************************************//**
    @Description       defaults
   *//***************************************************************************/
   #define DEFAULT_FMAN_SP_DMA_SWAP_DATA                         FMAN_DMA_NO_SWP
   #define DEFAULT_FMAN_SP_DMA_INT_CONTEXT_CACHE_ATTR            FMAN_DMA_NO_STASH
   #define DEFAULT_FMAN_SP_DMA_HEADER_CACHE_ATTR                 FMAN_DMA_NO_STASH
   #define DEFAULT_FMAN_SP_DMA_SCATTER_GATHER_CACHE_ATTR         FMAN_DMA_NO_STASH
   #define DEFAULT_FMAN_SP_DMA_WRITE_OPTIMIZE                    TRUE
   #define DEFAULT_FMAN_SP_NO_SCATTER_GATHER                     FALSE
   
   void fman_vsp_defconfig(struct fm_storage_profile_params *cfg);
   
   void fman_vsp_init(struct fm_pcd_storage_profile_regs   *regs,
           uint16_t index, struct fm_storage_profile_params *fm_vsp_params,
           int port_max_num_of_ext_pools, int bm_max_num_of_pools,
           int max_num_of_pfc_priorities);
   
   uint32_t fman_vsp_get_statistics(struct fm_pcd_storage_profile_regs *regs,
                                           uint16_t index);
   
   void fman_vsp_set_statistics(struct fm_pcd_storage_profile_regs *regs,
                           uint16_t index, uint32_t value);
   
   
   #endif /* __FSL_FMAN_SP_H */

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