LXR uboot/drivers/net/bcm570x

   1
   2/******************************************************************************/
   3/*                                                                            */
   4/* Broadcom BCM5700 Linux Network Driver, Copyright (c) 2000 Broadcom         */
   5/* Corporation.                                                               */
   6/* All rights reserved.                                                       */
   7/*                                                                            */
   8/* This program is free software; you can redistribute it and/or modify       */
   9/* it under the terms of the GNU General Public License as published by       */
  10/* the Free Software Foundation, located in the file LICENSE.                 */
  11/*                                                                            */
  12/******************************************************************************/
  13
  14#ifndef MM_H
  15#define MM_H
  16
  17#define __raw_readl readl
  18#define __raw_writel writel
  19
  20#define BIG_ENDIAN_HOST 1
  21#define readl(addr) (*(volatile unsigned int*)(addr))
  22#define writel(b,addr) ((*(volatile unsigned int *) (addr)) = (b))
  23
  24/* Define memory barrier function here if needed */
  25#define wmb()
  26#define membar()
  27#include <common.h>
  28#include <asm/types.h>
  29#include "bcm570x_lm.h"
  30#include "bcm570x_queue.h"
  31#include "tigon3.h"
  32#include <pci.h>
  33
  34#define FALSE 0
  35#define TRUE  1
  36#define ERROR -1
  37
  38#if DBG
  39#define STATIC
  40#else
  41#define STATIC static
  42#endif
  43
  44extern int MM_Packet_Desc_Size;
  45
  46#define MM_PACKET_DESC_SIZE MM_Packet_Desc_Size
  47
  48DECLARE_QUEUE_TYPE (UM_RX_PACKET_Q, MAX_RX_PACKET_DESC_COUNT + 1);
  49
  50#define MAX_MEM 16
  51
  52/* Synch */
  53typedef int mutex_t;
  54typedef int spinlock_t;
  55
  56/* Embedded device control */
  57typedef struct _UM_DEVICE_BLOCK {
  58        LM_DEVICE_BLOCK lm_dev;
  59        pci_dev_t pdev;
  60        char *name;
  61        void *mem_list[MAX_MEM];
  62        dma_addr_t dma_list[MAX_MEM];
  63        int mem_size_list[MAX_MEM];
  64        int mem_list_num;
  65        int mtu;
  66        int index;
  67        int opened;
  68        int delayed_link_ind;   /* Delay link status during initial load */
  69        int adapter_just_inited;        /* the first few seconds after init. */
  70        int spurious_int;       /* new -- unsupported */
  71        int timer_interval;
  72        int adaptive_expiry;
  73        int crc_counter_expiry; /* new -- unsupported */
  74        int poll_tib_expiry;    /* new -- unsupported */
  75        int tx_full;
  76        int tx_queued;
  77        int line_speed;         /* in Mbps, 0 if link is down */
  78        UM_RX_PACKET_Q rx_out_of_buf_q;
  79        int rx_out_of_buf;
  80        int rx_low_buf_thresh;  /* changed to rx_buf_repl_thresh */
  81        int rx_buf_repl_panic_thresh;
  82        int rx_buf_align;       /* new -- unsupported */
  83        int do_global_lock;
  84        mutex_t global_lock;
  85        mutex_t undi_lock;
  86        long undi_flags;
  87        volatile int interrupt;
  88        int tasklet_pending;
  89        int tasklet_busy;       /* new -- unsupported */
  90        int rx_pkt;
  91        int tx_pkt;
  92#ifdef NICE_SUPPORT             /* unsupported, this is a linux ioctl */
  93        void (*nice_rx) (void *, void *);
  94        void *nice_ctx;
  95#endif                          /* NICE_SUPPORT */
  96        int rx_adaptive_coalesce;
  97        unsigned int rx_last_cnt;
  98        unsigned int tx_last_cnt;
  99        unsigned int rx_curr_coalesce_frames;
 100        unsigned int rx_curr_coalesce_ticks;
 101        unsigned int tx_curr_coalesce_frames;   /* new -- unsupported */
 102#if TIGON3_DEBUG                /* new -- unsupported */
 103        uint tx_zc_count;
 104        uint tx_chksum_count;
 105        uint tx_himem_count;
 106        uint rx_good_chksum_count;
 107#endif
 108        unsigned int rx_bad_chksum_count;       /* new -- unsupported */
 109        unsigned int rx_misc_errors;    /* new -- unsupported */
 110} UM_DEVICE_BLOCK, *PUM_DEVICE_BLOCK;
 111
 112/* Physical/PCI DMA address */
 113typedef union {
 114        dma_addr_t dma_map;
 115} dma_map_t;
 116
 117/* Packet */
 118typedef struct
 119    _UM_PACKET {
 120        LM_PACKET lm_packet;
 121        void *skbuff;           /* Address of packet buffer */
 122} UM_PACKET, *PUM_PACKET;
 123
 124#define MM_ACQUIRE_UNDI_LOCK(_pDevice)
 125#define MM_RELEASE_UNDI_LOCK(_pDevice)
 126#define MM_ACQUIRE_INT_LOCK(_pDevice)
 127#define MM_RELEASE_INT_LOCK(_pDevice)
 128#define MM_UINT_PTR(_ptr)   ((unsigned long) (_ptr))
 129
 130/* Macro for setting 64bit address struct */
 131#define set_64bit_addr(paddr, low, high) \
 132        (paddr)->Low = low;             \
 133        (paddr)->High = high;
 134
 135/* Assume that PCI controller's view of host memory is same as host */
 136
 137#define MEM_TO_PCI_PHYS(addr) (addr)
 138
 139extern void MM_SetAddr (LM_PHYSICAL_ADDRESS * paddr, dma_addr_t addr);
 140extern void MM_SetT3Addr (T3_64BIT_HOST_ADDR * paddr, dma_addr_t addr);
 141extern void MM_MapTxDma (PLM_DEVICE_BLOCK pDevice,
 142                         struct _LM_PACKET *pPacket, T3_64BIT_HOST_ADDR * paddr,
 143                         LM_UINT32 * len, int frag);
 144extern void MM_MapRxDma (PLM_DEVICE_BLOCK pDevice,
 145                         struct _LM_PACKET *pPacket,
 146                         T3_64BIT_HOST_ADDR * paddr);
 147
 148/* BSP needs to provide sysUsecDelay and sysSerialPrintString */
 149extern void sysSerialPrintString (char *s);
 150#define MM_Wait(usec) udelay(usec)
 151
 152/* Define memory barrier function here if needed */
 153#define wmb()
 154
 155#if 0
 156#define cpu_to_le32(val) LONGSWAP(val)
 157#endif
 158#endif                          /* MM_H */
 159