bsps: Move legacy network drivers to bsps

This patch is a part of the BSP source reorganization.

Update #3285.

2 files changed, 1 insertions, 1582 deletions

diff --git a/c/src/lib/libbsp/powerpc/gen5200/Makefile.am b/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
index 66c7379c36..f72583af21 100644
--- a/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
@@ -104,7 +104,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/gen5200/start/uboot_supp
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/gen5200/start/bestcomm.c
 
 if HAS_NETWORKING
-librtemsbsp_a_SOURCES += network_5200/network.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/gen5200/net/network.c
 endif
 
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/cache/cache.c
diff --git a/c/src/lib/libbsp/powerpc/gen5200/network_5200/network.c b/c/src/lib/libbsp/powerpc/gen5200/network_5200/network.c
deleted file mode 100644
index 2e11915b26..0000000000
--- a/c/src/lib/libbsp/powerpc/gen5200/network_5200/network.c
+++ /dev/null
@@ -1,1581 +0,0 @@
-/*===============================================================*\
-| Project: RTEMS generic MPC5200 BSP                              |
-+-----------------------------------------------------------------+
-| Partially based on the code references which are named below.   |
-| Adaptions, modifications, enhancements and any recent parts of  |
-| the code are:                                                   |
-|                    Copyright (c) 2005                           |
-|                    Embedded Brains GmbH                         |
-|                    Obere Lagerstr. 30                           |
-|                    D-82178 Puchheim                             |
-|                    Germany                                      |
-|                    rtems@embedded-brains.de                     |
-+-----------------------------------------------------------------+
-| The license and distribution terms for this file may be         |
-| found in the file LICENSE in this distribution or at            |
-|                                                                 |
-| http://www.rtems.org/license/LICENSE.                           |
-|                                                                 |
-+-----------------------------------------------------------------+
-| this file contains the networking driver                        |
-\*===============================================================*/
-/*
- *  RTEMS/TCPIP driver for MPC5200 FEC Ethernet
- *
- *  Modified for Motorola MPC5200 by Thomas Doerfler, <Thomas.Doerfler@imd-systems.de>
- *  COPYRIGHT (c) 2003, IMD
- *
- *  Modified for Motorola IceCube (mgt5100) by Peter Rasmussen <prasmus@ipr-engineering.de>
- *  COPYRIGHT (c) 2003, IPR Engineering
- *
- *  Parts of code are also under property of Driver Information Systems and based
- *  on Motorola Proprietary Information.
- *  COPYRIGHT (c) 2002 MOTOROLA INC.
- *
- *  Modified for MPC860 by Jay Monkman (jmonkman@frasca.com)
- *
- *  This supports Ethernet on either SCC1 or the FEC of the MPC860T.
- *  Right now, we only do 10 Mbps, even with the FEC. The function
- *  rtems_enet_driver_attach determines which one to use. Currently,
- *  only one may be used at a time.
- *
- *  Based on the MC68360 network driver by
- *  W. Eric Norum
- *  Saskatchewan Accelerator Laboratory
- *  University of Saskatchewan
- *  Saskatoon, Saskatchewan, CANADA
- *  eric@skatter.usask.ca
- *
- *  This supports ethernet on SCC1. Right now, we only do 10 Mbps.
- *
- *  Modifications by Darlene Stewart <Darlene.Stewart@iit.nrc.ca>
- *  and Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
- *  Copyright (c) 1999, National Research Council of Canada
- *
- */
-
-#define __INSIDE_RTEMS_BSD_TCPIP_STACK__ 1
-#define __BSD_VISIBLE 1
-
-#include <rtems.h>
-#include <rtems/error.h>
-#include <rtems/rtems_bsdnet.h>
-#include <rtems/rtems_mii_ioctl.h>
-#include <stdio.h>
-#include <inttypes.h>
-#include <sys/param.h>
-#include <sys/mbuf.h>
-#include <sys/socket.h>
-#include <sys/sockio.h>
-#include <net/if.h>
-#include <netinet/in.h>
-#include <netinet/if_ether.h>
-#include <bsp.h>
-#include <bsp/irq.h>
-#include <bsp/mpc5200.h>
-#include <net/if_var.h>
-#include <errno.h>
-
-#include <bsp/bestcomm/include/ppctypes.h>
-#include <bsp/bestcomm/dma_image.h>
-#include <bsp/bestcomm/bestcomm_glue.h>
-#include <bsp/bestcomm/bestcomm_api.h>
-#include <bsp/bestcomm/task_api/bestcomm_cntrl.h>
-#include <bsp/bestcomm/task_api/tasksetup_bdtable.h>
-
-/* #define ETH_DEBUG */
-
-#define FEC_BD_LAST TASK_BD_TFD
-#define FEC_BD_INT TASK_BD_INT
-#define FEC_BD_READY SDMA_BD_MASK_READY
-
-/*
- * Number of interfaces supported by this driver
- */
-#define NIFACES 1
-
-/*
- * Default number of buffer descriptors set aside for this driver.
- * The number of transmit buffer descriptors has to be quite large
- * since a single frame often uses four or more buffer descriptors.
- */
-#define RX_BUF_COUNT     64
-#define TX_BUF_COUNT     64
-
-#define INET_ADDR_MAX_BUF_SIZE (sizeof "255.255.255.255")
-
-#define FEC_EVENT RTEMS_EVENT_0
-
-/* Task number assignment */
-#define FEC_RECV_TASK_NO            TASK_FEC_RX
-#define FEC_XMIT_TASK_NO            TASK_FEC_TX
-
-
-/* BD and parameters are stored in SRAM(refer to sdma.h) */
-#define MPC5200_FEC_BD_BASE    ETH_BD_BASE
-
-/* FEC transmit watermark settings */
-#define MPC5200_FEC_X_WMRK_64	0x0	/* or 0x1 */
-#define MPC5200_FEC_X_WMRK_128	0x2
-#define MPC5200_FEC_X_WMRK_192	0x3
-
-/* RBD bits definitions */
-#define MPC5200_FEC_RBD_EMPTY  0x8000	/* Buffer is empty */
-#define MPC5200_FEC_RBD_WRAP   0x2000	/* Last BD in ring */
-#define MPC5200_FEC_RBD_INT    0x1000	/* Interrupt */
-#define MPC5200_FEC_RBD_LAST   0x0800	/* Buffer is last in frame(useless) */
-#define MPC5200_FEC_RBD_MISS   0x0100	/* Miss bit for prom mode */
-#define MPC5200_FEC_RBD_BC     0x0080	/* The received frame is broadcast frame */
-#define MPC5200_FEC_RBD_MC     0x0040	/* The received frame is multicast frame */
-#define MPC5200_FEC_RBD_LG     0x0020	/* Frame length violation */
-#define MPC5200_FEC_RBD_NO     0x0010	/* Nonoctet align frame */
-#define MPC5200_FEC_RBD_SH     0x0008	/* Short frame, FEC does not support SH and this bit is always cleared */
-#define MPC5200_FEC_RBD_CR     0x0004	/* CRC error */
-#define MPC5200_FEC_RBD_OV     0x0002	/* Receive FIFO overrun */
-#define MPC5200_FEC_RBD_TR     0x0001	/* The receive frame is truncated */
-#define MPC5200_FEC_RBD_ERR    (MPC5200_FEC_RBD_LG  | \
-                                MPC5200_FEC_RBD_NO  | \
-                                MPC5200_FEC_RBD_CR  | \
-                                MPC5200_FEC_RBD_OV  | \
-                                MPC5200_FEC_RBD_TR)
-
-/* TBD bits definitions */
-#define MPC5200_FEC_TBD_READY  0x8000	/* Buffer is ready */
-#define MPC5200_FEC_TBD_WRAP   0x2000	/* Last BD in ring */
-#define MPC5200_FEC_TBD_INT    0x1000	/* Interrupt */
-#define MPC5200_FEC_TBD_LAST   0x0800	/* Buffer is last in frame */
-#define MPC5200_FEC_TBD_TC     0x0400	/* Transmit the CRC */
-#define MPC5200_FEC_TBD_ABC    0x0200	/* Append bad CRC */
-
-/* MII-related definitios */
-#define MPC5200_FEC_MII_DATA_ST       0x40000000	/* Start of frame delimiter */
-#define MPC5200_FEC_MII_DATA_OP_RD    0x20000000	/* Perform a read operation */
-#define MPC5200_FEC_MII_DATA_OP_WR    0x10000000	/* Perform a write operation */
-#define MPC5200_FEC_MII_DATA_PA_MSK   0x0f800000	/* PHY Address field mask */
-#define MPC5200_FEC_MII_DATA_RA_MSK   0x007c0000	/* PHY Register field mask */
-#define MPC5200_FEC_MII_DATA_TA       0x00020000	/* Turnaround */
-#define MPC5200_FEC_MII_DATA_DATAMSK  0x0000fff	    /* PHY data field */
-
-#define MPC5200_FEC_MII_DATA_RA_SHIFT 0x12	/* MII Register address bits */
-#define MPC5200_FEC_MII_DATA_PA_SHIFT 0x17	/* MII PHY address bits */
-
-#define FEC_INTR_MASK_USED \
-(FEC_INTR_LCEN  |FEC_INTR_CRLEN	|\
- FEC_INTR_XFUNEN|FEC_INTR_XFERREN|FEC_INTR_RFERREN)
-
-typedef enum {
-  FEC_STATE_RESTART_0,
-  FEC_STATE_RESTART_1,
-  FEC_STATE_NORMAL,
-} mpc5200_fec_state;
-
-/*
- * Device data
- */
-typedef struct {
-  struct arpcom           arpcom;
-  struct mbuf             **rxMbuf;
-  struct mbuf             **txMbuf;
-  mpc5200_fec_state       state;
-  int                     acceptBroadcast;
-  int                     rxBdCount;
-  int                     txBdCount;
-  int                     txBdHead;
-  int                     txBdTail;
-  int                     txBdActiveCount;
-
-  rtems_id                rxDaemonTid;
-  rtems_id                txDaemonTid;
-
-  unsigned long           rxInterrupts;
-  unsigned long           rxNotLast;
-  unsigned long           rxGiant;
-  unsigned long           rxNonOctet;
-  unsigned long           rxBadCRC;
-  unsigned long           rxFIFOError;
-  unsigned long           rxCollision;
-
-  unsigned long           txInterrupts;
-  unsigned long           txDeferred;
-  unsigned long           txLateCollision;
-  unsigned long           txUnderrun;
-  unsigned long           txFIFOError;
-  unsigned long           txMisaligned;
-  unsigned long           rxNotFirst;
-  unsigned long           txRetryLimit;
-
-  struct rtems_mdio_info  mdio;
-  int                     phyAddr;
-  bool                    phyInitialized;
-} mpc5200_fec_context;
-
-static mpc5200_fec_context enet_driver[NIFACES];
-
-static void mpc5200_fec_send_event(rtems_id task)
-{
-  rtems_bsdnet_event_send(task, FEC_EVENT);
-}
-
-static void mpc5200_fec_wait_for_event(void)
-{
-  rtems_event_set out;
-  rtems_bsdnet_event_receive(
-    FEC_EVENT,
-    RTEMS_EVENT_ANY | RTEMS_WAIT,
-    RTEMS_NO_TIMEOUT,
-    &out
-  );
-}
-
-static void mpc5200_fec_stop_dma(void)
-{
-  TaskStop(FEC_RECV_TASK_NO);
-  TaskStop(FEC_XMIT_TASK_NO);
-}
-
-static void mpc5200_fec_request_restart(mpc5200_fec_context *self)
-{
-  self->state = FEC_STATE_RESTART_0;
-  mpc5200_fec_send_event(self->txDaemonTid);
-  mpc5200_fec_send_event(self->rxDaemonTid);
-}
-
-static void mpc5200_fec_start_dma_and_controller(void)
-{
-  TaskStart(FEC_RECV_TASK_NO, 1, FEC_RECV_TASK_NO, 1);
-  TaskStart(FEC_XMIT_TASK_NO, 1, FEC_XMIT_TASK_NO, 1);
-
-  mpc5200.ecntrl |= FEC_ECNTRL_OE | FEC_ECNTRL_EN;
-}
-
-/*
- * Function:	MPC5200_eth_addr_filter_set
- *
- * Description:	Set individual address filter for unicast address and
- *				set physical address registers.
- *
- * Returns:		void
- *
- * Notes:
- *
- */
-static void mpc5200_eth_addr_filter_set(mpc5200_fec_context *self)  {
-  unsigned char *mac;
-  unsigned char currByte;				/* byte for which to compute the CRC */
-  int           byte;					/* loop - counter */
-  int           bit;					/* loop - counter */
-  unsigned long crc = 0xffffffff;		/* initial value */
-
- /*
-  * Get the mac address of ethernet controller
-  */
-  mac = (unsigned char *)(&self->arpcom.ac_enaddr);
-
- /*
-  * The algorithm used is the following:
-  * we loop on each of the six bytes of the provided address,
-  * and we compute the CRC by left-shifting the previous
-  * value by one position, so that each bit in the current
-  * byte of the address may contribute the calculation. If
-  * the latter and the MSB in the CRC are different, then
-  * the CRC value so computed is also ex-ored with the
-  * "polynomium generator". The current byte of the address
-  * is also shifted right by one bit at each iteration.
-  * This is because the CRC generatore in hardware is implemented
-  * as a shift-register with as many ex-ores as the radixes
-  * in the polynomium. This suggests that we represent the
-  * polynomiumm itself as a 32-bit constant.
-  */
-  for(byte = 0; byte < 6; byte++)
-    {
-
-    currByte = mac[byte];
-
-    for(bit = 0; bit < 8; bit++)
-      {
-
-      if((currByte & 0x01) ^ (crc & 0x01))
-        {
-
-        crc >>= 1;
-        crc = crc ^ 0xedb88320;
-
-        }
-      else
-        {
-
-        crc >>= 1;
-
-        }
-
-      currByte >>= 1;
-
-      }
-
-    }
-
-    crc = crc >> 26;
-
-   /*
-    * Set individual hash table register
-    */
-    if(crc >= 32)
-      {
-
-      mpc5200.iaddr1 = (1 << (crc - 32));
-      mpc5200.iaddr2 = 0;
-
-      }
-    else
-     {
-
-     mpc5200.iaddr1 = 0;
-     mpc5200.iaddr2 = (1 << crc);
-
-     }
-
-   /*
-    * Set physical address
-    */
-    mpc5200.paddr1 = (mac[0] << 24) + (mac[1] << 16) + (mac[2] << 8) + mac[3];
-    mpc5200.paddr2 = (mac[4] << 24) + (mac[5] << 16) + 0x8808;
-
-   }
-
-static int mpc5200_eth_mii_transfer(
-  int phyAddr,
-  unsigned regAddr,
-  uint32_t data
-)
-{
-  int timeout = 0xffff;
-
-  mpc5200.ievent = FEC_INTR_MII;
-
-  mpc5200.mii_data = MPC5200_FEC_MII_DATA_ST
-    | MPC5200_FEC_MII_DATA_TA
-    | (phyAddr << MPC5200_FEC_MII_DATA_PA_SHIFT)
-    | (regAddr << MPC5200_FEC_MII_DATA_RA_SHIFT)
-    | data;
-
-  while (timeout > 0 && (mpc5200.ievent & FEC_INTR_MII) == 0) {
-    --timeout;
-  }
-
-  return timeout > 0 ? 0 : -1;
-}
-
-/* FIXME: Make this static, this needs a fix in an application */
-int mpc5200_eth_mii_read(
-  int phyAddr,
-  void *arg,
-  unsigned regAddr,
-  uint32_t *retVal
-)
-{
-  int rv = mpc5200_eth_mii_transfer(
-    phyAddr,
-    regAddr,
-    MPC5200_FEC_MII_DATA_OP_RD
-  );
-
-  *retVal = mpc5200.mii_data & 0xffff;
-
-  return rv;
-}
-
-static int mpc5200_eth_mii_write(
-  int phyAddr,
-  void *arg,
-  unsigned regAddr,
-  uint32_t data
-)
-{
-  return mpc5200_eth_mii_transfer(
-    phyAddr,
-    regAddr,
-    MPC5200_FEC_MII_DATA_OP_WR | data
-  );
-}
-
-
-/*
- * Reset a running ethernet driver including the hardware FIFOs and the FEC.
- */
-static void mpc5200_fec_reset(mpc5200_fec_context *self)
-{
-  volatile int delay;
-  /*
-   * Clear FIFO status registers
-   */
-  mpc5200.rfifo_status &= FEC_FIFO_STAT_ERROR;
-  mpc5200.tfifo_status &= FEC_FIFO_STAT_ERROR;
-
-  /*
-   * reset the FIFOs
-   */
-  mpc5200.reset_cntrl = 0x03000000;
-
-  for (delay = 0;delay < 16*4;delay++) {};
-
-  mpc5200.reset_cntrl = 0x01000000;
-
-  /*
-   * Issue a reset command to the FEC chip
-   */
-  mpc5200.ecntrl |= FEC_ECNTRL_RESET;
-
-  /*
-   * wait at least 16 clock cycles
-   */
-  for (delay = 0;delay < 16*4;delay++) {};
-}
-
-
-/*
- * Function:	mpc5200_fec_off
- *
- * Description:	Stop the FEC and disable the ethernet SmartComm tasks.
- *				This function "turns off" the driver.
- *
- * Returns:		void
- *
- * Notes:
- *
- */
-static void mpc5200_fec_off(mpc5200_fec_context *self)
-  {
-  int            counter = 0xffff;
-
-
-#if defined(ETH_DEBUG)
-  uint32_t phyStatus;
-  int i;
-
-  for(i = 0; i < 9; i++)
-    {
-
-    mpc5200_eth_mii_read(self->phyAddr, self, i, &phyStatus);
-    printf ("Mii reg %d: 0x%04" PRIx32 "\r\n", i, phyStatus);
-
-    }
-
-  for(i = 16; i < 21; i++)
-    {
-
-    mpc5200_eth_mii_read(self->phyAddr, self, i, &phyStatus);
-    printf ("Mii reg %d: 0x%04" PRIx32 "\r\n", i, phyStatus);
-
-    }
-#endif	/* ETH_DEBUG */
-
- /*
-  * block FEC chip interrupts
-  */
-  mpc5200.imask = 0;
-
- /*
-  * issue graceful stop command to the FEC transmitter if necessary
-  */
-  mpc5200.x_cntrl |= FEC_XCNTRL_GTS;
-
- /*
-  * wait for graceful stop to register
-  * FIXME: add rtems_task_wake_after here, if it takes to long
-  */
-  while((counter--) && (!(mpc5200.ievent & FEC_INTR_GRA)));
-
-  mpc5200_fec_stop_dma();
-
- /*
-  * Disable transmit / receive interrupts
-  */
-  bestcomm_glue_irq_disable(FEC_XMIT_TASK_NO);
-  bestcomm_glue_irq_disable(FEC_RECV_TASK_NO);
-
- /*
-  * Disable the Ethernet Controller
-  */
-  mpc5200.ecntrl &= ~(FEC_ECNTRL_OE | FEC_ECNTRL_EN);
-}
-
-/*
- * MPC5200 FEC interrupt handler
- */
-static void mpc5200_fec_irq_handler(rtems_irq_hdl_param handle)
-{
-  mpc5200_fec_context *self = (mpc5200_fec_context *) handle;
-  volatile uint32_t ievent;
-
-  ievent = mpc5200.ievent;
-
-  mpc5200.ievent = ievent;
-  /*
-   * check errors, update statistics
-   */
-  if (ievent & FEC_INTR_LATE_COL) {
-    self->txLateCollision++;
-  }
-  if (ievent & FEC_INTR_COL_RETRY) {
-    self->txRetryLimit++;
-  }
-  if (ievent & FEC_INTR_XFIFO_UN) {
-    self->txUnderrun++;
-  }
-  if (ievent & FEC_INTR_XFIFO_ERR) {
-    self->txFIFOError++;
-  }
-  if (ievent & FEC_INTR_RFIFO_ERR) {
-    self->rxFIFOError++;
-  }
-  /*
-   * fatal error ocurred?
-   */
-  if (ievent & (FEC_INTR_XFIFO_ERR | FEC_INTR_RFIFO_ERR)) {
-    mpc5200.imask &= ~(FEC_INTR_XFERREN | FEC_INTR_RFERREN);
-    mpc5200_fec_request_restart(self);
-  }
-}
-
-static void mpc5200_smartcomm_rx_irq_handler(void *arg)
-{
-  mpc5200_fec_context *self = arg;
-
-  ++self->rxInterrupts;
-  mpc5200_fec_send_event(self->rxDaemonTid);
-  SDMA_CLEAR_IEVENT(&mpc5200.sdma.IntPend, FEC_RECV_TASK_NO);
-  bestcomm_glue_irq_disable(FEC_RECV_TASK_NO);
-}
-
-static void mpc5200_smartcomm_tx_irq_handler(void *arg)
-{
-  mpc5200_fec_context *self = arg;
-
-  ++self->txInterrupts;
-  mpc5200_fec_send_event(self->txDaemonTid);
-  SDMA_CLEAR_IEVENT(&mpc5200.sdma.IntPend, FEC_XMIT_TASK_NO);
-  bestcomm_glue_irq_disable(FEC_XMIT_TASK_NO);
-}
-
-static void mpc5200_fec_init_mib(mpc5200_fec_context *self)
-{
-  memset(RTEMS_DEVOLATILE(uint8_t *, &mpc5200.RES [0]), 0, 0x2e4);
-  mpc5200.mib_control = 0x40000000;
-}
-
-/*
- * Function:	mpc5200_fec_initialize_hardware
- *
- * Description:	Configure the MPC5200 FEC registers and enable the
- *				SmartComm tasks. This function "turns on" the driver.
- *
- * Returns:		void
- *
- * Notes:
- *
- */
-static void mpc5200_fec_initialize_hardware(mpc5200_fec_context *self)
-{
-  /* We want at most 2.5MHz */
-  uint32_t div = 2 * 2500000;
-  uint32_t mii_speed = (IPB_CLOCK + div - 1) / div;
-
- /*
-  * Reset mpc5200 FEC
-  */
-  mpc5200_fec_reset(self);
-  mpc5200_fec_init_mib(self);
-
- /*
-  * Clear FEC-Lite interrupt event register (IEVENT)
-  */
-  mpc5200.ievent = FEC_INTR_CLEAR_ALL;
-
- /*
-  * Set interrupt mask register
-  */
-  mpc5200.imask = FEC_INTR_MASK_USED;
-  /*
-   * Set FEC-Lite receive control register (R_CNTRL)
-   * frame length=1518, MII mode for 18-wire-transceiver
-   */
-  mpc5200.r_cntrl = ((ETHER_MAX_LEN << FEC_RCNTRL_MAX_FL_SHIFT)
-		   | FEC_RCNTRL_FCE
-		   | FEC_RCNTRL_MII_MODE);
-
-  /*
-   * Set FEC-Lite transmit control register (X_CNTRL)
-   * full-duplex, heartbeat disabled
-   */
-  mpc5200.x_cntrl = FEC_XCNTRL_FDEN;
-
-
-
- /*
-  * Set MII_SPEED = IPB clock / (2 * mii_speed))
-  * and do not drop the Preamble.
-  */
-  mpc5200.mii_speed = mii_speed << 1;
-
- /*
-  * Set Opcode/Pause Duration Register
-  */
-  mpc5200.op_pause = 0x00010020;
-
-  /*
-   * Set Rx FIFO alarm and granularity value
-   */
-  mpc5200.rfifo_cntrl = (FEC_FIFO_CNTRL_FRAME
-		       | (0x7 << FEC_FIFO_CNTRL_GR_SHIFT));
-  mpc5200.rfifo_alarm = 0x0000030c;
-
-  /*
-   * Set Tx FIFO granularity value
-   */
-  mpc5200.tfifo_cntrl = (FEC_FIFO_CNTRL_FRAME
-		       | (0x7 << FEC_FIFO_CNTRL_GR_SHIFT));
-
-  /*
-   * Set transmit fifo watermark register (X_WMRK), default = 64
-   */
-  mpc5200.tfifo_alarm = 0x00000100;	/* 256 bytes */
-  mpc5200.x_wmrk = FEC_XWMRK_256;	/* 256 bytes */
-
- /*
-  * Set individual address filter for unicast address
-  * and set physical address registers.
-  */
-  mpc5200_eth_addr_filter_set(self);
-
- /*
-  * Set multicast address filter
-  */
-  mpc5200.gaddr1 = 0x00000000;
-  mpc5200.gaddr2 = 0x00000000;
-
- /*
-  * enable CRC in finite state machine register
-  */
-  mpc5200.xmit_fsm = FEC_FSM_CRC | FEC_FSM_ENFSM;
-}
-
- /*
-  * Initialize PHY(LXT971A):
-  *
-  *   Generally, on power up, the LXT971A reads its configuration
-  *   pins to check for forced operation, If not cofigured for
-  *   forced operation, it uses auto-negotiation/parallel detection
-  *   to automatically determine line operating conditions.
-  *   If the PHY device on the other side of the link supports
-  *   auto-negotiation, the LXT971A auto-negotiates with it
-  *   using Fast Link Pulse(FLP) Bursts. If the PHY partner does not
-  *   support auto-negotiation, the LXT971A automatically detects
-  *   the presence of either link pulses(10Mbps PHY) or Idle
-  *   symbols(100Mbps) and sets its operating conditions accordingly.
-  *
-  *   When auto-negotiation is controlled by software, the following
-  *   steps are recommended.
-  *
-  * Note:
-  *   The physical address is dependent on hardware configuration.
-  *
-  * Returns:		void
-  *
-  * Notes:
-  *
-  */
-static void mpc5200_fec_initialize_phy(mpc5200_fec_context *self)
-{
-  if (self->phyInitialized) {
-    return;
-  } else {
-    self->phyInitialized = true;
-  }
-
- /*
-  * Reset PHY, then delay 300ns
-  */
-  mpc5200_eth_mii_write(self->phyAddr, self, 0x0, 0x8000);
-
-  rtems_task_wake_after(2);
-
- /* MII100 */
-
- /*
-  * Set the auto-negotiation advertisement register bits
-  */
-  mpc5200_eth_mii_write(self->phyAddr, self, 0x4, 0x01e1);
-
- /*
-  * Set MDIO bit 0.12 = 1(&& bit 0.9=1?) to enable auto-negotiation
-  */
-  mpc5200_eth_mii_write(self->phyAddr, self, 0x0, 0x1200);
-
- /*
-  * Wait for AN completion
-  */
-#if 0
-  int timeout = 0x100;
-  uint32_t phyStatus;
-  do
-    {
-
-    rtems_task_wake_after(2);
-
-    if((timeout--) == 0)
-      {
-
-#if defined(ETH_DEBUG)
-    printf ("MPC5200FEC PHY auto neg failed." "\r\n");
-#endif
-
-      }
-
-    if(mpc5200_eth_mii_read(self->phyAddr, self, 0x1, &phyStatus) != true)
-      {
-
-#if defined(ETH_DEBUG)
-      printf ("MPC5200FEC PHY auto neg failed: 0x%04" PRIx32 ".\r\n", phyStatus);
-#endif
-
-	  return;
-
-	  }
-
-    } while((phyStatus & 0x0020) != 0x0020);
-
-#endif
-#if ETH_PROMISCOUS_MODE
-  mpc5200.r_cntrl |= 0x00000008;   /* set to promiscous mode */
-#endif
-
-#if ETH_LOOP_MODE
-  mpc5200.r_cntrl |= 0x00000001;   /* set to loop mode */
-#endif
-
-#if defined(ETH_DEBUG)
-  int i;
-  uint32_t phyStatus;
- /*
-  * Print PHY registers after initialization.
-  */
-  for(i = 0; i < 9; i++)
-    {
-
-	mpc5200_eth_mii_read(self->phyAddr, self, i, &phyStatus);
-	printf ("Mii reg %d: 0x%04" PRIx32 "\r\n", i, phyStatus);
-
-	}
-
-  for(i = 16; i < 21; i++)
-    {
-
-    mpc5200_eth_mii_read(self->phyAddr, self, i, &phyStatus);
-    printf ("Mii reg %d: 0x%04" PRIx32 "\r\n", i, phyStatus);
-
-    }
-#endif	/* ETH_DEBUG */
-
-  }
-
-static void mpc5200_fec_restart(mpc5200_fec_context *self, rtems_id otherDaemon)
-{
-  if (self->state == FEC_STATE_RESTART_1) {
-    mpc5200_fec_initialize_hardware(self);
-    mpc5200_fec_initialize_phy(self);
-    mpc5200_fec_start_dma_and_controller();
-    self->state = FEC_STATE_NORMAL;
-  } else {
-    self->state = FEC_STATE_RESTART_1;
-  }
-
-  mpc5200_fec_send_event(otherDaemon);
-  while (self->state != FEC_STATE_NORMAL) {
-    mpc5200_fec_wait_for_event();
-  }
-}
-
-/*
- * Send packet (caller provides header).
- */
-static void mpc5200_fec_tx_start(struct ifnet *ifp)
-  {
-
-  mpc5200_fec_context *self = ifp->if_softc;
-
-  ifp->if_flags |= IFF_OACTIVE;
-
-  mpc5200_fec_send_event(self->txDaemonTid);
-
-  }
-
-static TaskBD1_t *mpc5200_fec_init_tx_dma(int bdCount, struct mbuf **mbufs)
-{
-  TaskSetupParamSet_t param = {
-    .NumBD = bdCount,
-    .Size = {
-      .MaxBuf = ETHER_MAX_LEN
-    },
-    .Initiator = 0,
-    .StartAddrSrc = 0,
-    .IncrSrc = sizeof(uint32_t),
-    .SzSrc = sizeof(uint32_t),
-    .StartAddrDst = (uint32) &mpc5200.tfifo_data,
-    .IncrDst = 0,
-    .SzDst = sizeof(uint32_t)
-  };
-  int bdIndex = 0;
-
-  TaskSetup(FEC_XMIT_TASK_NO, &param);
-
-  for (bdIndex = 0; bdIndex < bdCount; ++bdIndex) {
-    mbufs [bdIndex] = NULL;
-  }
-
-  return (TaskBD1_t *) TaskGetBDRing(FEC_XMIT_TASK_NO);
-}
-
-#if 0
-static void mpc5200_fec_requeue_and_discard_tx_frames(
-  int bdIndex,
-  int bdCount,
-  TaskBD1_t *bdRing,
-  struct mbuf **mbufs
-)
-{
-  int bdStop = bdIndex;
-  struct mbuf *previous = NULL;
-
-  do {
-    struct mbuf *current = NULL;
-    uint32 status = 0;
-    TaskBD1_t *bd = NULL;
-
-    if (bdIndex > 1) {
-      --bdIndex;
-    } else {
-      bdIndex = bdCount - 1;
-    }
-
-    current = mbufs [bdIndex];
-    mbufs [bdIndex] = NULL;
-
-    status = bdRing [bdIndex].Status;
-    bdRing [bdIndex].Status = 0;
-
-    if (current != NULL) {
-      if ((status & FEC_BD_LAST) != 0) {
-        if (previous != NULL) {
-          IF_PREPEND(&ifp->if_snd, previous);
-        }
-      }
-    } else {
-      break;
-    }
-
-    previous = current;
-  } while (bdIndex != bdStop);
-}
-#endif
-
-static void mpc5200_fec_discard_tx_frames(
-  int bdCount,
-  struct mbuf **mbufs
-)
-{
-  int bdIndex = 0;
-
-  for (bdIndex = 0; bdIndex < bdCount; ++bdIndex) {
-    struct mbuf *m = mbufs [bdIndex];
-
-    if (m != NULL) {
-      mbufs [bdIndex] = NULL;
-      m_free(m);
-    }
-  }
-}
-
-static void mpc5200_fec_reset_tx_dma(
-  int bdCount,
-  TaskBD1_t *bdRing,
-  struct mbuf **mbufs,
-  struct mbuf *m
-)
-{
-  TaskStop(FEC_XMIT_TASK_NO);
-  TaskBDReset(FEC_XMIT_TASK_NO);
-  mpc5200_fec_discard_tx_frames(bdCount, mbufs);
-  while (m != NULL) {
-    m = m_free(m);
-  }
-}
-
-static struct mbuf *mpc5200_fec_next_fragment(
-  struct ifnet *ifp,
-  struct mbuf *m,
-  bool *isFirst
-)
-{
-  struct mbuf *n = NULL;
-
-  *isFirst = false;
-
-  while (true) {
-    if (m == NULL) {
-      IF_DEQUEUE(&ifp->if_snd, m);
-
-      if (m != NULL) {
-        *isFirst = true;
-      } else {
-        ifp->if_flags &= ~IFF_OACTIVE;
-
-        return NULL;
-      }
-    }
-
-    if (m->m_len > 0) {
-      break;
-    } else {
-      m = m_free(m);
-    }
-  }
-
-  n = m->m_next;
-  while (n != NULL && n->m_len <= 0) {
-    n = m_free(n);
-  }
-  m->m_next = n;
-
-  return m;
-}
-
-static bool mpc5200_fec_transmit(
-  struct ifnet *ifp,
-  int bdCount,
-  TaskBD1_t *bdRing,
-  struct mbuf **mbufs,
-  int *bdIndexPtr,
-  struct mbuf **mPtr,
-  TaskBD1_t **firstPtr
-)
-{
-  bool bdShortage = false;
-  int bdIndex = *bdIndexPtr;
-  struct mbuf *m = *mPtr;
-  TaskBD1_t *first = *firstPtr;
-
-  while (true) {
-    TaskBD1_t *bd = &bdRing [bdIndex];
-
-    if (bd->Status == 0) {
-      struct mbuf *done = mbufs [bdIndex];
-      bool isFirst = false;
-
-      if (done != NULL) {
-        m_free(done);
-        mbufs [bdIndex] = NULL;
-      }
-
-      m = mpc5200_fec_next_fragment(ifp, m, &isFirst);
-      if (m != NULL) {
-        uint32 status = (uint32) m->m_len;
-
-        mbufs [bdIndex] = m;
-
-        rtems_cache_flush_multiple_data_lines(mtod(m, void *), m->m_len);
-
-        if (isFirst) {
-          first = bd;
-        } else {
-          status |= FEC_BD_READY;
-        }
-
-        bd->DataPtr [0] = mtod(m, uint32);
-
-        if (m->m_next != NULL) {
-          bd->Status = status;
-        } else {
-          bd->Status = status | FEC_BD_INT | FEC_BD_LAST;
-          first->Status |= FEC_BD_READY;
-          SDMA_TASK_ENABLE(SDMA_TCR, FEC_XMIT_TASK_NO);
-        }
-
-        m = m->m_next;
-      } else {
-        break;
-      }
-    } else {
-      bdShortage = true;
-      break;
-    }
-
-    if (bdIndex < bdCount - 1) {
-      ++bdIndex;
-    } else {
-      bdIndex = 0;
-    }
-  }
-
-  *bdIndexPtr = bdIndex;
-  *mPtr = m;
-  *firstPtr = first;
-
-  return bdShortage;
-}
-
-static void mpc5200_fec_tx_daemon(void *arg)
-{
-  mpc5200_fec_context *self = arg;
-  struct ifnet *ifp = &self->arpcom.ac_if;
-  int bdIndex = 0;
-  int bdCount = self->txBdCount;
-  struct mbuf **mbufs = &self->txMbuf [0];
-  struct mbuf *m = NULL;
-  TaskBD1_t *bdRing = mpc5200_fec_init_tx_dma(bdCount, mbufs);
-  TaskBD1_t *first = NULL;
-  bool bdShortage = false;
-
-  while (true) {
-    if (bdShortage) {
-      bestcomm_glue_irq_enable(FEC_XMIT_TASK_NO);
-    }
-    mpc5200_fec_wait_for_event();
-
-    if (self->state != FEC_STATE_NORMAL) {
-      mpc5200_fec_reset_tx_dma(bdCount, bdRing, mbufs, m);
-      mpc5200_fec_restart(self, self->rxDaemonTid);
-      bdIndex = 0;
-      m = NULL;
-      first = NULL;
-    }
-
-    bdShortage = mpc5200_fec_transmit(
-      ifp,
-      bdCount,
-      bdRing,
-      mbufs,
-      &bdIndex,
-      &m,
-      &first
-    );
-  }
-}
-
-static struct mbuf *mpc5200_fec_add_mbuf(struct ifnet *ifp, TaskBD1_t *bd)
-{
-  struct mbuf *m = NULL;
-
-  MGETHDR (m, M_WAIT, MT_DATA);
-  MCLGET (m, M_WAIT);
-  m->m_pkthdr.rcvif = ifp;
-
-  /* XXX: The dcbi operation does not work properly */
-  rtems_cache_flush_multiple_data_lines(mtod(m, void *), ETHER_MAX_LEN);
-
-  bd->DataPtr [0] = mtod(m, uint32);
-  bd->Status = ETHER_MAX_LEN | FEC_BD_READY;
-
-  return m;
-}
-
-static TaskBD1_t *mpc5200_fec_init_rx_dma(
-  struct ifnet *ifp,
-  int bdCount,
-  struct mbuf **mbufs
-)
-{
-  TaskSetupParamSet_t param = {
-    .NumBD = bdCount,
-    .Size = {
-      .MaxBuf = ETHER_MAX_LEN
-    },
-    .Initiator = 0,
-    .StartAddrSrc = (uint32) &mpc5200.rfifo_data,
-    .IncrSrc = 0,
-    .SzSrc = sizeof(uint32_t),
-    .StartAddrDst = 0,
-    .IncrDst = sizeof(uint32_t),
-    .SzDst = sizeof(uint32_t)
-  };
-  TaskBD1_t *bdRing = NULL;
-  int bdIndex = 0;
-
-  TaskSetup(FEC_RECV_TASK_NO, &param);
-  bdRing = (TaskBD1_t *) TaskGetBDRing(FEC_RECV_TASK_NO);
-
-  for (bdIndex = 0; bdIndex < bdCount; ++bdIndex) {
-    mbufs [bdIndex] = mpc5200_fec_add_mbuf(ifp, &bdRing [bdIndex]);
-  }
-
-  return bdRing;
-}
-
-static void mpc5200_fec_reset_rx_dma(int bdCount, TaskBD1_t *bdRing)
-{
-  int bdIndex = 0;
-
-  TaskStop(FEC_RECV_TASK_NO);
-  TaskBDReset(FEC_RECV_TASK_NO);
-
-  for (bdIndex = 0; bdIndex < bdCount; ++bdIndex) {
-    bdRing [bdIndex].Status = ETHER_MAX_LEN | FEC_BD_READY;
-  }
-}
-
-static int mpc5200_fec_ether_input(
-  struct ifnet *ifp,
-  int bdIndex,
-  int bdCount,
-  TaskBD1_t *bdRing,
-  struct mbuf **mbufs
-)
-{
-  while (true) {
-    TaskBD1_t *bd = &bdRing [bdIndex];
-    struct mbuf *m = mbufs [bdIndex];
-    uint32 status = 0;
-    int len = 0;
-    struct ether_header *eh = NULL;
-
-    SDMA_CLEAR_IEVENT(&mpc5200.sdma.IntPend, FEC_RECV_TASK_NO);
-    status = bd->Status;
-
-    if ((status & FEC_BD_READY) != 0) {
-      break;
-    }
-
-    eh = mtod(m, struct ether_header *);
-
-    len = (status & 0xffff) - ETHER_HDR_LEN - ETHER_CRC_LEN;
-    m->m_len = len;
-    m->m_pkthdr.len = len;
-    m->m_data = mtod(m, char *) + ETHER_HDR_LEN;
-
-    ether_input(ifp, eh, m);
-
-    mbufs [bdIndex] = mpc5200_fec_add_mbuf(ifp, bd);
-
-    if (bdIndex < bdCount - 1) {
-      ++bdIndex;
-    } else {
-      bdIndex = 0;
-    }
-  }
-
-  return bdIndex;
-}
-
-static void mpc5200_fec_rx_daemon(void *arg)
-{
-  mpc5200_fec_context *self = arg;
-  struct ifnet *ifp = &self->arpcom.ac_if;
-  int bdIndex = 0;
-  int bdCount = self->rxBdCount;
-  struct mbuf **mbufs = &self->rxMbuf [0];
-  TaskBD1_t *bdRing = mpc5200_fec_init_rx_dma(ifp, bdCount, mbufs);
-
-  while (true) {
-    bestcomm_glue_irq_enable(FEC_RECV_TASK_NO);
-    mpc5200_fec_wait_for_event();
-
-    bdIndex = mpc5200_fec_ether_input(ifp, bdIndex, bdCount, bdRing, mbufs);
-
-    if (self->state != FEC_STATE_NORMAL) {
-      mpc5200_fec_reset_rx_dma(bdCount, bdRing);
-      mpc5200_fec_restart(self, self->txDaemonTid);
-      bdIndex = 0;
-    }
-  }
-}
-
-/*
- * Initialize and start the device
- */
-static void mpc5200_fec_init(void *arg)
-{
-  rtems_status_code sc = RTEMS_SUCCESSFUL;
-  mpc5200_fec_context *self = (mpc5200_fec_context *)arg;
-  struct ifnet *ifp = &self->arpcom.ac_if;
-
-  if(self->txDaemonTid == 0)
-    {
-      size_t rxMbufTableSize = self->rxBdCount * sizeof(*self->rxMbuf);
-      size_t txMbufTableSize = self->txBdCount * sizeof(*self->txMbuf);
-
-      /*
-       * Allocate a set of mbuf pointers
-       */
-      self->rxMbuf = malloc(rxMbufTableSize, M_MBUF, M_NOWAIT);
-      self->txMbuf = malloc(txMbufTableSize, M_MBUF, M_NOWAIT);
-
-      if(!self->rxMbuf || !self->txMbuf)
-	rtems_panic ("No memory for mbuf pointers");
-
-      /*
-       * DMA setup
-       */
-      bestcomm_glue_init();
-      mpc5200.sdma.ipr [0] = 4;	/* always initiator	*/
-      mpc5200.sdma.ipr [3] = 6;	/* eth rx initiator	*/
-      mpc5200.sdma.ipr [4] = 5;	/* eth tx initiator	*/
-
-      /*
-       * Set up interrupts
-       */
-      bestcomm_glue_irq_install(FEC_RECV_TASK_NO,
-				mpc5200_smartcomm_rx_irq_handler,
-				self);
-      bestcomm_glue_irq_install(FEC_XMIT_TASK_NO,
-				mpc5200_smartcomm_tx_irq_handler,
-				self);
-      sc = rtems_interrupt_handler_install(
-        BSP_SIU_IRQ_ETH,
-        "FEC",
-        RTEMS_INTERRUPT_UNIQUE,
-        mpc5200_fec_irq_handler,
-        self
-      );
-      if(sc != RTEMS_SUCCESSFUL) {
-	rtems_panic ("Can't attach MPC5x00 FEX interrupt handler\n");
-      }
-
-      /*
-       * Start driver tasks
-       */
-      self->txDaemonTid = rtems_bsdnet_newproc("FEtx", 4096, mpc5200_fec_tx_daemon, self);
-      self->rxDaemonTid = rtems_bsdnet_newproc("FErx", 4096, mpc5200_fec_rx_daemon, self);
-    }
-
-  mpc5200_fec_request_restart(self);
-
-  /*
-   * Set flags appropriately
-   */
-  if(ifp->if_flags & IFF_PROMISC)
-    mpc5200.r_cntrl |= 0x08;
-  else
-    mpc5200.r_cntrl &= ~0x08;
-
-  /*
-   * Tell the world that we're running.
-   */
-  ifp->if_flags |= IFF_RUNNING;
-}
-
-static void enet_stats (mpc5200_fec_context *self)
-{
-  if (self->phyAddr >= 0) {
-    struct ifnet *ifp = &self->arpcom.ac_if;
-    int media = IFM_MAKEWORD(0, 0, 0, self->phyAddr);
-    int rv = (*ifp->if_ioctl)(ifp, SIOCGIFMEDIA, (caddr_t) &media);
-
-    if (rv == 0) {
-      rtems_ifmedia2str(media, NULL, 0);
-      printf ("\n");
-    } else {
-      printf ("PHY communication error\n");
-    }
-  }
-  printf ("       Rx Interrupts:%-8lu", self->rxInterrupts);
-  printf ("        Rx Not First:%-8lu", self->rxNotFirst);
-  printf ("         Rx Not Last:%-8lu\n", self->rxNotLast);
-  printf ("            Rx Giant:%-8lu", self->rxGiant);
-  printf ("        Rx Non-octet:%-8lu", self->rxNonOctet);
-  printf ("          Rx Bad CRC:%-8lu\n", self->rxBadCRC);
-  printf ("       Rx FIFO Error:%-8lu", self->rxFIFOError);
-  printf ("        Rx Collision:%-8lu", self->rxCollision);
-
-  printf ("       Tx Interrupts:%-8lu\n", self->txInterrupts);
-  printf ("         Tx Deferred:%-8lu", self->txDeferred);
-  printf ("   Tx Late Collision:%-8lu", self->txLateCollision);
-  printf (" Tx Retransmit Limit:%-8lu\n", self->txRetryLimit);
-  printf ("         Tx Underrun:%-8lu", self->txUnderrun);
-  printf ("       Tx FIFO Error:%-8lu", self->txFIFOError);
-  printf ("       Tx Misaligned:%-8lu\n", self->txMisaligned);
-}
-
-static int32_t mpc5200_fec_setMultiFilter(struct ifnet *ifp)
-{
-  /*mpc5200_fec_context *self = ifp->if_softc; */
-  /* XXX anything to do? */
-  return 0;
-}
-
-
-/*
- * Driver ioctl handler
- */
-static int mpc5200_fec_ioctl (struct ifnet *ifp, ioctl_command_t command, caddr_t data)
-  {
-  mpc5200_fec_context *self = ifp->if_softc;
-  int error = 0;
-
-  switch(command)
-    {
-
-    case SIOCGIFADDR:
-    case SIOCSIFADDR:
-
-      ether_ioctl(ifp, command, data);
-
-      break;
-
-    case SIOCADDMULTI:
-    case SIOCDELMULTI: {
-      struct ifreq* ifr = (struct ifreq*) data;
-      error = (command == SIOCADDMULTI)
-                  ? ether_addmulti(ifr, &self->arpcom)
-                  : ether_delmulti(ifr, &self->arpcom);
-
-       if (error == ENETRESET) {
-         if (ifp->if_flags & IFF_RUNNING)
-           error = mpc5200_fec_setMultiFilter(ifp);
-         else
-           error = 0;
-       }
-       break;
-    }
-
-    case SIOCSIFFLAGS:
-
-      switch(ifp->if_flags & (IFF_UP | IFF_RUNNING))
-        {
-
-        case IFF_RUNNING:
-
-          mpc5200_fec_off(self);
-
-          break;
-
-        case IFF_UP:
-
-          mpc5200_fec_init(self);
-
-          break;
-
-        case IFF_UP | IFF_RUNNING:
-
-          mpc5200_fec_off(self);
-          mpc5200_fec_init(self);
-
-          break;
-
-        default:
-          break;
-
-        }
-
-      break;
-
-    case SIOCGIFMEDIA:
-    case SIOCSIFMEDIA:
-      error = rtems_mii_ioctl(&self->mdio, self, command, (int *) data);
-      break;
-
-    case SIO_RTEMS_SHOW_STATS:
-
-      enet_stats(self);
-
-      break;
-
-   /*
-    * FIXME: All sorts of multicast commands need to be added here!
-    */
-    default:
-
-    error = EINVAL;
-
-    break;
-
-    }
-
-  return error;
-
-  }
-
-
-/*
- * Attach the MPC5200 fec driver to the system
- */
-static int rtems_mpc5200_fec_driver_attach(struct rtems_bsdnet_ifconfig *config)
-  {
-  mpc5200_fec_context *self;
-  struct ifnet *ifp;
-  int    mtu;
-  int    unitNumber;
-  char   *unitName;
-
- /*
-  * Parse driver name
-  */
-  if((unitNumber = rtems_bsdnet_parse_driver_name(config, &unitName)) < 0)
-    return 0;
-
- /*
-  * Is driver free?
-  */
-  if ((unitNumber <= 0) || (unitNumber > NIFACES))
-    {
-
-    printf ("Bad FEC unit number.\n");
-    return 0;
-
-    }
-
-  self = &enet_driver[unitNumber - 1];
-  ifp = &self->arpcom.ac_if;
-
-  if(ifp->if_softc != NULL)
-    {
-
-    printf ("Driver already in use.\n");
-    return 0;
-
-    }
-
-  self->mdio.mdio_r = mpc5200_eth_mii_read;
-  self->mdio.mdio_w = mpc5200_eth_mii_write;
-
-  /*
-   * Process options
-   */
-#if NVRAM_CONFIGURE == 1
-
-  /* Configure from NVRAM */
-  if(addr = nvram->ipaddr)
-    {
-
-    /* We have a non-zero entry, copy the value */
-    if(pAddr = malloc(INET_ADDR_MAX_BUF_SIZE, 0, M_NOWAIT))
-      config->ip_address = (char *)inet_ntop(AF_INET, &addr, pAddr, INET_ADDR_MAX_BUF_SIZE -1);
-    else
-      rtems_panic("Can't allocate ip_address buffer!\n");
-
-    }
-
-  if(addr = nvram->netmask)
-    {
-
-    /* We have a non-zero entry, copy the value */
-    if (pAddr = malloc (INET_ADDR_MAX_BUF_SIZE, 0, M_NOWAIT))
-      config->ip_netmask = (char *)inet_ntop(AF_INET, &addr, pAddr, INET_ADDR_MAX_BUF_SIZE -1);
-    else
-      rtems_panic("Can't allocate ip_netmask buffer!\n");
-
-    }
-
-  /* Ethernet address requires special handling -- it must be copied into
-   * the arpcom struct. The following if construct serves only to give the
-   * User Area NVRAM parameter the highest priority.
-   *
-   * If the ethernet address is specified in NVRAM, go ahead and copy it.
-   * (ETHER_ADDR_LEN = 6 bytes).
-   */
-  if(nvram->enaddr[0] || nvram->enaddr[1] || nvram->enaddr[2])
-    {
-
-    /* Anything in the first three bytes indicates a non-zero entry, copy value */
-  	memcpy((void *)self->arpcom.ac_enaddr, &nvram->enaddr, ETHER_ADDR_LEN);
-
-    }
-  else
-    if(config->hardware_address)
-      {
-
-      /* There is no entry in NVRAM, but there is in the ifconfig struct, so use it. */
-      memcpy((void *)self->arpcom.ac_enaddr, config->hardware_address, ETHER_ADDR_LEN);
-      }
-    else
-      {
-      /* There is no ethernet address provided, so it could be read
-       * from the Ethernet protocol block of SCC1 in DPRAM.
-       */
-      rtems_panic("No Ethernet address specified!\n");
-      }
-
-#else /* NVRAM_CONFIGURE != 1 */
-
-  if(config->hardware_address)
-    {
-
-    memcpy(self->arpcom.ac_enaddr, config->hardware_address, ETHER_ADDR_LEN);
-
-    }
-  else
-    {
-
-    /* There is no ethernet address provided, so it could be read
-     * from the Ethernet protocol block of SCC1 in DPRAM.
-     */
-    rtems_panic("No Ethernet address specified!\n");
-
-    }
-
-#endif /* NVRAM_CONFIGURE != 1 */
-#ifdef HAS_UBOOT
-  if ((self->arpcom.ac_enaddr[0] == 0) &&
-      (self->arpcom.ac_enaddr[1] == 0) &&
-      (self->arpcom.ac_enaddr[2] == 0)) {
-      memcpy(
-        (void *)self->arpcom.ac_enaddr,
-        bsp_uboot_board_info.bi_enetaddr,
-        ETHER_ADDR_LEN
-      );
-  }
-#endif
-  if(config->mtu)
-    mtu = config->mtu;
-  else
-    mtu = ETHERMTU;
-
-  if(config->rbuf_count)
-    self->rxBdCount = config->rbuf_count;
-  else
-    self->rxBdCount = RX_BUF_COUNT;
-
-  if(config->xbuf_count)
-    self->txBdCount = config->xbuf_count;
-  else
-    self->txBdCount = TX_BUF_COUNT;
-
-  self->acceptBroadcast = !config->ignore_broadcast;
-
- /*
-  * Set up network interface values
-  */
-  ifp->if_softc   = self;
-  ifp->if_unit    = unitNumber;
-  ifp->if_name    = unitName;
-  ifp->if_mtu     = mtu;
-  ifp->if_init    = mpc5200_fec_init;
-  ifp->if_ioctl   = mpc5200_fec_ioctl;
-  ifp->if_start   = mpc5200_fec_tx_start;
-  ifp->if_output  = ether_output;
-  ifp->if_flags   = IFF_BROADCAST | IFF_MULTICAST;
-  /*ifp->if_flags   = IFF_BROADCAST | IFF_SIMPLEX;*/
-
-  if(ifp->if_snd.ifq_maxlen == 0)
-    ifp->if_snd.ifq_maxlen = ifqmaxlen;
-
-  /*
-   * Attach the interface
-   */
-  if_attach(ifp);
-
-  ether_ifattach(ifp);
-
-  return 1;
-  }
-
-
-int rtems_mpc5200_fec_driver_attach_detach(struct rtems_bsdnet_ifconfig *config, int attaching)
-{
-  if (attaching) {
-    return rtems_mpc5200_fec_driver_attach(config);
-  }
-  else {
-    return 0;
-  }
-}
-
-