package/platform/lantiq/ltq-ptm/src/ifxmips_ptm_vdsl.h

   1 /******************************************************************************
   2 **
   3 ** FILE NAME    : ifxmips_ptm_vdsl.h
   4 ** PROJECT      : UEIP
   5 ** MODULES      : PTM
   6 **
   7 ** DATE         : 7 Jul 2009
   8 ** AUTHOR       : Xu Liang
   9 ** DESCRIPTION  : PTM driver header file (core functions for VR9)
  10 ** COPYRIGHT    :       Copyright (c) 2006
  11 **                      Infineon Technologies AG
  12 **                      Am Campeon 1-12, 85579 Neubiberg, Germany
  13 **
  14 **    This program is free software; you can redistribute it and/or modify
  15 **    it under the terms of the GNU General Public License as published by
  16 **    the Free Software Foundation; either version 2 of the License, or
  17 **    (at your option) any later version.
  18 **
  19 ** HISTORY
  20 ** $Date        $Author         $Comment
  21 ** 07 JUL 2009  Xu Liang        Init Version
  22 *******************************************************************************/
  23
  24 #ifndef IFXMIPS_PTM_VDSL_H
  25 #define IFXMIPS_PTM_VDSL_H
  26
  27 #include <linux/version.h>
  28 #include <linux/netdevice.h>
  29 #include <lantiq_ptm.h>
  30 #include "ifxmips_ptm_common.h"
  31 #include "ifxmips_ptm_ppe_common.h"
  32 #include "ifxmips_ptm_fw_regs_vdsl.h"
  33
  34 #define INT_NUM_IM2_IRL24       (INT_NUM_IM2_IRL0 + 24)
  35
  36 #define IFX_REG_W32(_v, _r)               __raw_writel((_v), (volatile unsigned int *)(_r))
  37 #define IFX_REG_R32(_r)                    __raw_readl((volatile unsigned int *)(_r))
  38 #define IFX_REG_W32_MASK(_clr, _set, _r)   IFX_REG_W32((IFX_REG_R32((_r)) & ~(_clr)) | (_set), (_r))
  39 #define SET_BITS(x, msb, lsb, value)    (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb)))
  40
  41
  42
  43 /*
  44  * ####################################
  45  *              Definition
  46  * ####################################
  47  */
  48
  49 /*
  50  *  Constant Definition
  51  */
  52 #define ETH_WATCHDOG_TIMEOUT            (10 * HZ)
  53
  54 /*
  55  *  DMA RX/TX Channel Parameters
  56  */
  57 #define MAX_ITF_NUMBER                  1
  58 #define MAX_RX_DMA_CHANNEL_NUMBER       1
  59 #define MAX_TX_DMA_CHANNEL_NUMBER       1
  60 #define DATA_BUFFER_ALIGNMENT           EMA_ALIGNMENT
  61 #define DESC_ALIGNMENT                  8
  62
  63 /*
  64  *  Ethernet Frame Definitions
  65  */
  66 #define ETH_MAC_HEADER_LENGTH           14
  67 #define ETH_CRC_LENGTH                  4
  68 #define ETH_MIN_FRAME_LENGTH            64
  69 #define ETH_MAX_FRAME_LENGTH            (1518 + 4 * 2)
  70
  71 /*
  72  *  RX Frame Definitions
  73  */
  74 #define RX_MAX_BUFFER_SIZE              (1600 + RX_HEAD_MAC_ADDR_ALIGNMENT)
  75 #define RX_HEAD_MAC_ADDR_ALIGNMENT      2
  76 #define RX_TAIL_CRC_LENGTH              0   //  PTM firmware does not have ethernet frame CRC
  77                                             //  The len in descriptor doesn't include ETH_CRC
  78                                             //  because ETH_CRC may not present in some configuration
  79
  80
  81
  82 /*
  83  * ####################################
  84  *              Data Type
  85  * ####################################
  86  */
  87
  88 struct ptm_itf {
  89     unsigned int                    rx_desc_pos;
  90
  91     unsigned int                    tx_desc_pos;
  92
  93     unsigned int                    tx_swap_desc_pos;
  94
  95     struct net_device_stats         stats;
  96
  97     struct napi_struct              napi;
  98 };
  99
 100 struct ptm_priv_data {
 101     struct ptm_itf                  itf[MAX_ITF_NUMBER];
 102 };
 103
 104
 105
 106 /*
 107  * ####################################
 108  *             Declaration
 109  * ####################################
 110  */
 111
 112 extern unsigned int ifx_ptm_dbg_enable;
 113
 114 extern void ifx_ptm_get_fw_ver(unsigned int *major, unsigned int *minor);
 115
 116 extern void ifx_ptm_init_chip(void);
 117 extern void ifx_ptm_uninit_chip(void);
 118
 119 extern int ifx_pp32_start(int pp32);
 120 extern void ifx_pp32_stop(int pp32);
 121
 122 extern void ifx_reset_ppe(void);
 123
 124
 125
 126 #endif  //  IFXMIPS_PTM_VDSL_H