[PATCH rtems] bsps/powerpc, bsps/shared: Move remaining legacy networking header files

Joel Sherrill joel at rtems.org
Wed Jun 23 19:23:50 UTC 2021


Assuming you built the bsps in question, I'm ok with this.

Any insight info the tftp code? Did it really need rtems_bsdnet.h?

On Wed, Jun 23, 2021, 2:21 PM Vijay Kumar Banerjee <vijay at rtems.org> wrote:

> ---
>  bsps/headers.am                               |    3 -
>  bsps/include/grlib/greth.h                    |  165 --
>  bsps/include/grlib/network_interface_add.h    |   47 -
>  bsps/powerpc/beatnik/headers.am               |    3 -
>  bsps/powerpc/beatnik/include/bsp/if_em_pub.h  |   22 -
>  bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h |   30 -
>  bsps/powerpc/beatnik/include/bsp/if_mve_pub.h |  426 -----
>  bsps/shared/grlib/net/greth.c                 | 1663 -----------------
>  spec/build/bsps/objgrlib.yml                  |    2 -
>  .../build/bsps/powerpc/beatnik/bspbeatnik.yml |    3 -
>  10 files changed, 2364 deletions(-)
>  delete mode 100644 bsps/include/grlib/greth.h
>  delete mode 100644 bsps/include/grlib/network_interface_add.h
>  delete mode 100644 bsps/powerpc/beatnik/include/bsp/if_em_pub.h
>  delete mode 100644 bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
>  delete mode 100644 bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
>  delete mode 100644 bsps/shared/grlib/net/greth.c
>
> diff --git a/bsps/headers.am b/bsps/headers.am
> index b89e5c2b28..b5821564b1 100644
> --- a/bsps/headers.am
> +++ b/bsps/headers.am
> @@ -82,7 +82,6 @@ include_grlib_HEADERS +=
> ../../bsps/include/grlib/gradcdac.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/grascs.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/grcan.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/grctm.h
> -include_grlib_HEADERS += ../../bsps/include/grlib/greth.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/grgpio.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/griommu.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/grlib.h
> @@ -102,7 +101,6 @@ include_grlib_HEADERS += ../../bsps/include/grlib/l2c.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/l4stat.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/mctrl.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/memscrub.h
> -include_grlib_HEADERS += ../../bsps/include/grlib/network_interface_add.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/occan.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/pcif.h
>  include_grlib_HEADERS += ../../bsps/include/grlib/satcan.h
> @@ -118,7 +116,6 @@ include_libchip_HEADERS +=
> ../../bsps/include/libchip/ata.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/ata_internal.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/disp_hcms29xx.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/ds1375-rtc.h
> -include_libchip_HEADERS += ../../bsps/include/libchip/greth.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/i2c-2b-eeprom.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/i2c-ds1621.h
>  include_libchip_HEADERS += ../../bsps/include/libchip/i2c-sc620.h
> diff --git a/bsps/include/grlib/greth.h b/bsps/include/grlib/greth.h
> deleted file mode 100644
> index e7970a79f7..0000000000
> --- a/bsps/include/grlib/greth.h
> +++ /dev/null
> @@ -1,165 +0,0 @@
> -/*
> - * Cobham Gaisler ethernet MAC driver
> - * adapted from Opencores driver by Marko Isomaki
> - *
> - * The license and distribution terms for this file may be
> - * found in found in the file LICENSE in this distribution or at
> - * http://www.rtems.org/license/LICENSE.
> - */
> -
> -#ifndef __GRETH_H__
> -#define __GRETH_H__
> -
> -#ifdef __cplusplus
> -extern "C" {
> -#endif
> -
> -/* Ethernet configuration registers */
> -
> -typedef struct _greth_regs {
> -   volatile uint32_t ctrl;         /* Ctrl Register */
> -   volatile uint32_t status;       /* Status Register */
> -   volatile uint32_t mac_addr_msb; /* Bit 47-32 of MAC address */
> -   volatile uint32_t mac_addr_lsb; /* Bit 31-0 of MAC address */
> -   volatile uint32_t mdio_ctrl;    /* MDIO control and status */
> -   volatile uint32_t txdesc;       /* Transmit descriptor pointer */
> -   volatile uint32_t rxdesc;       /* Receive descriptor pointer */
> -   volatile uint32_t edcl;         /* EDCL IP register */
> -   volatile uint32_t ht_msb;       /* Multicast MSB hash */
> -   volatile uint32_t ht_lsb;       /* Multicast LSB hash */
> -} greth_regs;
> -
> -#define GRETH_TOTAL_BD           128
> -#define GRETH_MAXBUF_LEN         1520
> -
> -/* Tx BD */
> -#define GRETH_TXD_ENABLE      0x0800 /* Tx BD Enable */
> -#define GRETH_TXD_WRAP        0x1000 /* Tx BD Wrap (last BD) */
> -#define GRETH_TXD_IRQ         0x2000 /* Tx BD IRQ Enable */
> -#define GRETH_TXD_MORE        0x20000 /* Tx BD More (more descs for
> packet) */
> -#define GRETH_TXD_IPCS        0x40000 /* Tx BD insert ip chksum */
> -#define GRETH_TXD_TCPCS       0x80000 /* Tx BD insert tcp chksum */
> -#define GRETH_TXD_UDPCS       0x100000 /* Tx BD insert udp chksum */
> -
> -#define GRETH_TXD_UNDERRUN    0x4000 /* Tx BD Underrun Status */
> -#define GRETH_TXD_RETLIM      0x8000 /* Tx BD Retransmission Limit Status
> */
> -#define GRETH_TXD_LATECOL     0x10000 /* Tx BD Late Collision */
> -
> -#define GRETH_TXD_STATS       (GRETH_TXD_UNDERRUN            | \
> -                               GRETH_TXD_RETLIM              | \
> -                               GRETH_TXD_LATECOL)
> -
> -#define GRETH_TXD_CS          (GRETH_TXD_IPCS            | \
> -                               GRETH_TXD_TCPCS           | \
> -                               GRETH_TXD_UDPCS)
> -
> -/* Rx BD */
> -#define GRETH_RXD_ENABLE      0x0800 /* Rx BD Enable */
> -#define GRETH_RXD_WRAP        0x1000 /* Rx BD Wrap (last BD) */
> -#define GRETH_RXD_IRQ         0x2000 /* Rx BD IRQ Enable */
> -
> -#define GRETH_RXD_DRIBBLE     0x4000 /* Rx BD Dribble Nibble Status */
>
> -#define GRETH_RXD_TOOLONG     0x8000 /* Rx BD Too Long Status */
> -#define GRETH_RXD_CRCERR      0x10000 /* Rx BD CRC Error Status */
> -#define GRETH_RXD_OVERRUN     0x20000 /* Rx BD Overrun Status */
> -#define GRETH_RXD_LENERR      0x40000 /* Rx BD Length Error */
> -#define GRETH_RXD_ID          0x40000 /* Rx BD IP Detected */
> -#define GRETH_RXD_IR          0x40000 /* Rx BD IP Chksum Error */
> -#define GRETH_RXD_UD          0x40000 /* Rx BD UDP Detected*/
> -#define GRETH_RXD_UR          0x40000 /* Rx BD UDP Chksum Error */
> -#define GRETH_RXD_TD          0x40000 /* Rx BD TCP Detected */
> -#define GRETH_RXD_TR          0x40000 /* Rx BD TCP Chksum Error */
> -
> -
> -#define GRETH_RXD_STATS       (GRETH_RXD_OVERRUN             | \
> -                               GRETH_RXD_DRIBBLE             | \
> -                               GRETH_RXD_TOOLONG             | \
> -                               GRETH_RXD_CRCERR)
> -
> -/* CTRL Register */
> -#define GRETH_CTRL_TXEN         0x00000001 /* Transmit Enable */
> -#define GRETH_CTRL_RXEN         0x00000002 /* Receive Enable  */
> -#define GRETH_CTRL_TXIRQ        0x00000004 /* Transmit Enable */
> -#define GRETH_CTRL_RXIRQ        0x00000008 /* Receive Enable  */
> -#define GRETH_CTRL_FULLD        0x00000010 /* Full Duplex */
> -#define GRETH_CTRL_PRO          0x00000020 /* Promiscuous (receive all) */
> -#define GRETH_CTRL_RST          0x00000040 /* Reset MAC */
> -#define GRETH_CTRL_SP           0x00000080 /* 100MBit speed mode */
> -#define GRETH_CTRL_GB           0x00000100 /* 1GBit speed mode */
> -#define GRETH_CTRL_MCE          0x00000800 /* Multicast Enable */
> -#define GRETH_CTRL_DD           0x00001000 /* Disable EDCL Duplex
> Detection */
> -#define GRETH_CTRL_ED           0x00004000 /* EDCL Disable */
> -#define GRETH_CTRL_MC           0x02000000 /* Multicast available */
> -#define GRETH_CTRL_ME           0x04000000 /* MDIO interrupts enabled */
> -#define GRETH_CTRL_GA           0x08000000 /* Gigabit MAC available */
> -
> -/* Status Register */
> -#define GRETH_STATUS_RXERR      0x00000001 /* Receive Error */
> -#define GRETH_STATUS_TXERR      0x00000002 /* Transmit Error IRQ */
> -#define GRETH_STATUS_RXIRQ      0x00000004 /* Receive Frame IRQ */
> -#define GRETH_STATUS_TXIRQ      0x00000008 /* Transmit Error IRQ */
> -#define GRETH_STATUS_RXAHBERR   0x00000010 /* Receiver AHB Error */
> -#define GRETH_STATUS_TXAHBERR   0x00000020 /* Transmitter AHB Error */
> -#define GRETH_STATUS_NRD        0x0f000000 /* Number of descriptors */
> -
> -/* MDIO Control  */
> -#define GRETH_MDIO_WRITE        0x00000001 /* MDIO Write */
> -#define GRETH_MDIO_READ         0x00000002 /* MDIO Read */
> -#define GRETH_MDIO_LINKFAIL     0x00000004 /* MDIO Link failed */
> -#define GRETH_MDIO_BUSY         0x00000008 /* MDIO Link Busy */
> -#define GRETH_MDIO_REGADR       0x000007C0 /* Register Address */
> -#define GRETH_MDIO_PHYADR       0x0000F800 /* PHY address */
> -#define GRETH_MDIO_DATA         0xFFFF0000 /* MDIO DATA */
> -
> -
> -/* MII registers */
> -#define GRETH_MII_EXTADV_1000FD 0x00000200
> -#define GRETH_MII_EXTADV_1000HD 0x00000100
> -#define GRETH_MII_EXTPRT_1000FD 0x00000800
> -#define GRETH_MII_EXTPRT_1000HD 0x00000400
> -
> -#define GRETH_MII_100T4         0x00000200
> -#define GRETH_MII_100TXFD       0x00000100
> -#define GRETH_MII_100TXHD       0x00000080
> -#define GRETH_MII_10FD          0x00000040
> -#define GRETH_MII_10HD          0x00000020
> -
> -
> -/* Attach routine */
> -
> -void greth_register_drv(void);
> -
> -/* PHY data */
> -struct phy_device_info
> -{
> -   int vendor;
> -   int device;
> -   int rev;
> -
> -   int adv;
> -   int part;
> -
> -   int extadv;
> -   int extpart;
> -};
> -
> -/* Limit speed modes advertised during auto-negotiation */
> -#define GRETH_ADV_10_HD    0x0001
> -#define GRETH_ADV_10_FD    0x0002
> -#define GRETH_ADV_100_HD   0x0004
> -#define GRETH_ADV_100_FD   0x0008
> -#define GRETH_ADV_1000_HD  0x0010
> -#define GRETH_ADV_1000_FD  0x0020
> -#define GRETH_ADV_ALL      0x003f
> -/*
> -#ifdef CPU_U32_FIX
> -void ipalign(struct mbuf *m);
> -#endif
> -
> -*/
> -#ifdef __cplusplus
> -}
> -#endif
> -
> -#endif
> -
> diff --git a/bsps/include/grlib/network_interface_add.h
> b/bsps/include/grlib/network_interface_add.h
> deleted file mode 100644
> index b04a96f003..0000000000
> --- a/bsps/include/grlib/network_interface_add.h
> +++ /dev/null
> @@ -1,47 +0,0 @@
> -/*  Network interface register help function
> - *
> - *  COPYRIGHT (c) 2008.
> - *  Cobham Gaisler AB.
> - *
> - *  This function adds a network interface to the
> - *  rtems_bsdnet_config.ifconfig linked list of interfaces.
> - *  The interface configuration is taken from the user defined
> - *  array interface_configs. This function is useful for PnP
> - *  systems when an unknown number of interfaces are available.
> - *
> - *  The license and distribution terms for this file may be
> - *  found in found in the file LICENSE in this distribution or at
> - *  http://www.rtems.org/license/LICENSE.
> - */
> -
> -#ifndef __NETWORK_INTERFACE_ADD_H__
> -#define __NETWORK_INTERFACE_ADD_H__
> -
> -#include <rtems/rtems_bsdnet.h>
> -
> -#ifdef __cplusplus
> -extern "C" {
> -#endif
> -
> -/* Interface configuration description */
> -struct ethernet_config {
> -       char    *ip_addr;       /* IP address */
> -       char    *ip_netmask;    /* IP Netmask */
> -       char    eth_adr[6];     /* Ethernet hardware MAC address */
> -};
> -
> -/* Array with configurations for all interfaces in the system
> - * Must be defined by the user.
> - */
> -extern struct ethernet_config interface_configs[];
> -
> -/* Routine adding interface to rtems_bsdnet_config.ifconfig linked
> - * list of interfaces.
> - */
> -int network_interface_add(struct rtems_bsdnet_ifconfig *interface);
> -
> -#ifdef __cplusplus
> -}
> -#endif
> -
> -#endif /* _RTEMS_NETWORKCONFIG_H_ */
> diff --git a/bsps/powerpc/beatnik/headers.am b/bsps/powerpc/beatnik/
> headers.am
> index 36df3cd759..364ea222a8 100644
> --- a/bsps/powerpc/beatnik/headers.am
> +++ b/bsps/powerpc/beatnik/headers.am
> @@ -16,7 +16,4 @@ include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/gti2cr
>  include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/gtintrreg.h
>  include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/gtpcireg.h
>  include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/gtreg.h
> -include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/if_em_pub.h
> -include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
> -include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
>  include_bsp_HEADERS +=
> ../../../../../../bsps/powerpc/beatnik/include/bsp/irq.h
> diff --git a/bsps/powerpc/beatnik/include/bsp/if_em_pub.h
> b/bsps/powerpc/beatnik/include/bsp/if_em_pub.h
> deleted file mode 100644
> index eb970e465b..0000000000
> --- a/bsps/powerpc/beatnik/include/bsp/if_em_pub.h
> +++ /dev/null
> @@ -1,22 +0,0 @@
> -#ifndef RTEMS_BSDNET_IF_EM_PUBLIC_SYMBOLS_H
> -#define RTEMS_BSDNET_IF_EM_PUBLIC_SYMBOLS_H
> -
> -#include <rtems.h>
> -#include <rtems/rtems_bsdnet.h>
> -#include <bsp/early_enet_link_status.h>
> -
> -#ifdef __cplusplus
> -  extern "C" {
> -#endif
> -
> -extern int                               rtems_em_attach(struct
> rtems_bsdnet_ifconfig *, int);
> -extern int                               rtems_em_pci_setup(int);
> -extern rtems_bsdnet_early_link_check_ops rtems_em_early_link_check_ops;
> -
> -#ifdef __cplusplus
> -  }
> -#endif
> -
> -#endif
> -
> -
> diff --git a/bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
> b/bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
> deleted file mode 100644
> index 8ea849efb1..0000000000
> --- a/bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -#ifndef RTEMS_BSDNET_IF_GFE_PUBLIC_SYMBOLS_H
> -#define RTEMS_BSDNET_IF_GFE_PUBLIC_SYMBOLS_H
> -
> -#include <rtems.h>
> -#include <rtems/rtems_bsdnet.h>
> -#include <bsp/early_enet_link_status.h>
> -#include <net/ethernet.h>
> -
> -#ifdef __cplusplus
> -  extern "C" {
> -#endif
> -
> -extern int
> -rtems_gfe_attach(struct rtems_bsdnet_ifconfig *, int);
> -
> -
> -/* enet_addr must be 6 bytes long */
> -int
> -rtems_gfe_setup(int unit, char *enet_addr, uint32_t base_addr);
> -
> -extern rtems_bsdnet_early_link_check_ops
> -rtems_gfe_early_link_check_ops;
> -
> -#ifdef __cplusplus
> -  }
> -#endif
> -
> -#endif
> -
> -
> diff --git a/bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
> b/bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
> deleted file mode 100644
> index 46cc4ccd23..0000000000
> --- a/bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
> +++ /dev/null
> @@ -1,426 +0,0 @@
> -#ifndef RTEMS_BSDNET_IF_MVE_PUBLIC_SYMBOLS_H
> -#define RTEMS_BSDNET_IF_MVE_PUBLIC_SYMBOLS_H
> -
> -/*
> - * Authorship
> - * ----------
> - * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was
> - *     created by Till Straumann <strauman at slac.stanford.edu>, 2005-2007,
> - *        Stanford Linear Accelerator Center, Stanford University.
> - *
> - * Acknowledgement of sponsorship
> - * ------------------------------
> - * The 'beatnik' BSP was produced by
> - *     the Stanford Linear Accelerator Center, Stanford University,
> - *        under Contract DE-AC03-76SFO0515 with the Department of Energy.
> - *
> - * Government disclaimer of liability
> - * ----------------------------------
> - * Neither the United States nor the United States Department of Energy,
> - * nor any of their employees, makes any warranty, express or implied, or
> - * assumes any legal liability or responsibility for the accuracy,
> - * completeness, or usefulness of any data, apparatus, product, or process
> - * disclosed, or represents that its use would not infringe privately
> owned
> - * rights.
> - *
> - * Stanford disclaimer of liability
> - * --------------------------------
> - * Stanford University makes no representations or warranties, express or
> - * implied, nor assumes any liability for the use of this software.
> - *
> - * Stanford disclaimer of copyright
> - * --------------------------------
> - * Stanford University, owner of the copyright, hereby disclaims its
> - * copyright and all other rights in this software.  Hence, anyone may
> - * freely use it for any purpose without restriction.
> - *
> - * Maintenance of notices
> - * ----------------------
> - * In the interest of clarity regarding the origin and status of this
> - * SLAC software, this and all the preceding Stanford University notices
> - * are to remain affixed to any copy or derivative of this software made
> - * or distributed by the recipient and are to be affixed to any copy of
> - * software made or distributed by the recipient that contains a copy or
> - * derivative of this software.
> - *
> - * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
> - */
> -#include <rtems.h>
> -#include <rtems/rtems_bsdnet.h>
> -#include <bsp/early_enet_link_status.h>
> -#include <stdint.h>
> -
> -#ifdef __cplusplus
> -  extern "C" {
> -#endif
> -
> -extern int                               rtems_mve_attach(struct
> rtems_bsdnet_ifconfig *, int);
> -extern rtems_bsdnet_early_link_check_ops rtems_mve_early_link_check_ops;
> -
> -/* Low-level Driver API.
> - * This provides driver access to applications that want to use e.g., the
> second
> - * ethernet interface w/o running the BSD TCP/IP stack.
> - */
> -
> -/* Opaque handle */
> -struct mveth_private;
> -
> -/* Direct assignment of MVE flags to user API relies on irqs and x-irqs
> not overlapping */
> -#define BSP_MVE_IRQ_RX         (1<<2)
> -#define BSP_MVE_IRQ_TX         (1<<0)
> -#define BSP_MVE_IRQ_LINK       (1<<16)
> -
> -/* Setup an interface.
> - * Allocates resources for descriptor rings and sets up the driver
> software structure.
> - *
> - * Arguments:
> - *     unit:
> - *             interface # (1..2). The interface must not be attached to
> BSD.
> - *
> - *  driver_tid:
> - *             ISR posts RTEMS event # ('unit' - 1) to task with ID
> 'driver_tid' and disables interrupts
> - *             from this interface.
> - *
> - *     void (*cleanup_txbuf)(void *user_buf, void *cleanup_txbuf_arg, int
> error_on_tx_occurred):
> - *             Pointer to user-supplied callback to release a buffer that
> had been sent
> - *             by BSP_mve_send_buf() earlier. The callback is passed
> 'cleanup_txbuf_arg'
> - *             and a flag indicating whether the send had been successful.
> - *             The driver no longer accesses 'user_buf' after invoking
> this callback.
> - *             CONTEXT: This callback is executed either by
> BSP_mve_swipe_tx() or
> - *             BSP_mve_send_buf(), BSP_mve_init_hw(), BSP_mve_stop_hw()
> (the latter
> - *             ones calling BSP_mve_swipe_tx()).
> - *     void *cleanup_txbuf_arg:
> - *             Closure argument that is passed on to 'cleanup_txbuf()'
> callback;
> - *
> - *     void *(*alloc_rxbuf)(int *p_size, unsigned long *p_data_addr),
> - *             Pointer to user-supplied callback to allocate a buffer for
> subsequent
> - *             insertion into the RX ring by the driver.
> - *             RETURNS: opaque handle to the buffer (which may be a more
> complex object
> - *                              such as an 'mbuf'). The handle is not
> used by the driver directly
> - *                              but passed back to the 'consume_rxbuf()'
> callback.
> - *                              Size of the available data area and
> pointer to buffer's data area
> - *                              in '*psize' and '*p_data_area',
> respectively.
> - *                              If no buffer is available, this routine
> should return NULL in which
> - *                              case the driver drops the last packet and
> re-uses the last buffer
> - *                              instead of handing it out to
> 'consume_rxbuf()'.
> - *             CONTEXT: Called when initializing the RX ring
> (BSP_mve_init_hw()) or when
> - *                              swiping it (BSP_mve_swipe_rx()).
> - *
> - *
> - *     void (*consume_rxbuf)(void *user_buf, void *consume_rxbuf_arg, int
> len);
> - *             Pointer to user-supplied callback to pass a received
> buffer back to
> - *             the user. The driver no longer accesses the buffer after
> invoking this
> - *             callback (with 'len'>0, see below). 'user_buf' is the
> buffer handle
> - *             previously generated by 'alloc_rxbuf()'.
> - *             The callback is passed 'cleanup_rxbuf_arg' and a 'len'
> - *             argument giving the number of bytes that were received.
> - *             'len' may be <=0 in which case the 'user_buf' argument is
> NULL.
> - *             'len' == 0 means that the last 'alloc_rxbuf()' had failed,
> - *             'len' < 0 indicates a receiver error. In both cases, the
> last packet
> - *             was dropped/missed and the last buffer will be re-used by
> the driver.
> - *             NOTE: the data are 'prefixed' with two bytes, i.e., the
> ethernet packet header
> - *                   is stored at offset 2 in the buffer's data area.
> Also, the FCS (4 bytes)
> - *                   is appended. 'len' accounts for both.
> - *             CONTEXT: Called from BSP_mve_swipe_rx().
> - *     void *cleanup_rxbuf_arg:
> - *             Closure argument that is passed on to 'consume_rxbuf()'
> callback;
> - *
> - *  rx_ring_size, tx_ring_size:
> - *             How many big to make the RX and TX descriptor rings. Note
> that the sizes
> - *             may be 0 in which case a reasonable default will be used.
> - *             If either ring size is < 0 then the RX or TX will be
> disabled.
> - *             Note that it is illegal in this case to use
> BSP_mve_swipe_rx() or
> - *             BSP_mve_swipe_tx(), respectively.
> - *
> - *  irq_mask:
> - *             Interrupts to enable. OR of flags from above.
> - *
> - */
> -struct mveth_private *
> -BSP_mve_setup(
> -       int              unit,
> -       rtems_id driver_tid,
> -       void (*cleanup_txbuf)(void *user_buf, void *cleanup_txbuf_arg, int
> error_on_tx_occurred),
> -       void *cleanup_txbuf_arg,
> -       void *(*alloc_rxbuf)(int *p_size, uintptr_t *p_data_addr),
> -       void (*consume_rxbuf)(void *user_buf, void *consume_rxbuf_arg, int
> len),
> -       void *consume_rxbuf_arg,
> -       int             rx_ring_size,
> -       int             tx_ring_size,
> -       int             irq_mask
> -);
> -
> -/*
> - * Alternate 'setup' routine allowing the user to install an ISR rather
> - * than a task ID.
> - * All parameters (other than 'isr' / 'isr_arg') and the return value
> - * are identical to the BSP_mve_setup() entry point.
> - */
> -struct mveth_private *
> -BSP_mve_setup_1(
> -       int              unit,
> -       void     (*isr)(void *isr_arg),
> -       void     *isr_arg,
> -       void (*cleanup_txbuf)(void *user_buf, void *cleanup_txbuf_arg, int
> error_on_tx_occurred),
> -       void *cleanup_txbuf_arg,
> -       void *(*alloc_rxbuf)(int *p_size, uintptr_t *p_data_addr),
> -       void (*consume_rxbuf)(void *user_buf, void *consume_rxbuf_arg, int
> len),
> -       void *consume_rxbuf_arg,
> -       int             rx_ring_size,
> -       int             tx_ring_size,
> -       int             irq_mask
> -);
> -
> -
> -/*
> - * Initialize interface hardware
> - *
> - * 'mp'                        handle obtained by from BSP_mve_setup().
> - * 'promisc'   whether to set promiscuous flag.
> - * 'enaddr'            pointer to six bytes with MAC address. Read
> - *                             from the device if NULL.
> - *
> - * Note:        Multicast filters are cleared by this routine.
> - *              However, in promiscuous mode the mcast filters
> - *              are programmed to accept all multicast frames.
> - */
> -void
> -BSP_mve_init_hw(struct mveth_private *mp, int promisc, unsigned char
> *enaddr);
> -
> -/*
> - * Clear multicast hash filter. No multicast frames are accepted
> - * after executing this routine (unless the hardware was initialized
> - * in 'promiscuous' mode).
> - */
> -void
> -BSP_mve_mcast_filter_clear(struct mveth_private *mp);
> -
> -/*
> - * Program multicast filter to accept all multicast frames
> - */
> -void
> -BSP_mve_mcast_filter_accept_all(struct mveth_private *mp);
> -
> -/*
> - * Add a MAC address to the multicast filter.
> - * Existing entries are not changed but note that
> - * the filter is imperfect, i.e., multiple MAC addresses
> - * may alias to a single filter entry. Hence software
> - * filtering must still be performed.
> - *
> - * If a higher-level driver implements IP multicasting
> - * then multiple IP addresses may alias to the same MAC
> - * address. This driver maintains a 'reference-count'
> - * which is incremented every time the same MAC-address
> - * is passed to this routine; the address is only removed
> - * from the filter if BSP_mve_mcast_filter_accept_del()
> - * is called the same number of times (or by BSP_mve_mcast_filter_clear).
> - */
> -void
> -BSP_mve_mcast_filter_accept_add(struct mveth_private *mp, unsigned char
> *enaddr);
> -
> -/*
> - * Remove a MAC address from the multicast filter.
> - * This routine decrements the reference count of the given
> - * MAC-address and removes it from the filter once the
> - * count reaches zero.
> - */
> -void
> -BSP_mve_mcast_filter_accept_del(struct mveth_private *mp, unsigned char
> *enaddr);
> -
> -/*
> - * Shutdown hardware and clean out the rings
> - */
> -void
> -BSP_mve_stop_hw(struct mveth_private *mp);
> -
> -/* calls BSP_mve_stop_hw(), releases all resources and marks the interface
> - * as unused.
> - * RETURNS 0 on success, nonzero on failure.
> - * NOTE:   the handle MUST NOT be used after successful execution of this
> - *         routine.
> - */
> -int
> -BSP_mve_detach(struct mveth_private *mp);
> -
> -int
> -BSP_mve_send_buf_raw(struct mveth_private *mp, void *head_p, int h_len,
> -    void *data_p, int d_len);
> -
> -/*
> - * Enqueue a mbuf chain or a raw data buffer for transmission;
> - * RETURN: #bytes sent or -1 if there are not enough free descriptors
> - *
> - * If 'len' is <=0 then 'm_head' is assumed to point to a mbuf chain.
> - * OTOH, a raw data packet (or a different type of buffer)
> - * may be send (non-BSD driver) by pointing data_p to the start of
> - * the data and passing 'len' > 0.
> - * 'm_head' is passed back to the 'cleanup_txbuf()' callback.
> - *
> - * Comments: software cache-flushing incurs a penalty if the
> - *           packet cannot be queued since it is flushed anyways.
> - *           The algorithm is slightly more efficient in the normal
> - *                      case, though.
> - *
> - * RETURNS: # bytes enqueued to device for transmission or -1 if no
> - *          space in the TX ring was available.
> - */
> -int
> -BSP_mve_send_buf(struct mveth_private *mp, void *m_head, void *data_p,
> int len);
> -
> -/* Descriptor scavenger; cleanup the TX ring, passing all buffers
> - * that have been sent to the cleanup_tx() callback.
> - * This routine is called from BSP_mve_send_buf(), BSP_mve_init_hw(),
> - * BSP_mve_stop_hw().
> - *
> - * RETURNS: number of buffers processed.
> - */
> -int
> -BSP_mve_swipe_tx(struct mveth_private *mp);
> -
> -/* Retrieve all received buffers from the RX ring, replacing them
> - * by fresh ones (obtained from the alloc_rxbuf() callback). The
> - * received buffers are passed to consume_rxbuf().
> - *
> - * RETURNS: number of buffers processed.
> - */
> -int
> -BSP_mve_swipe_rx(struct mveth_private *mp);
> -
> -/* read ethernet address from hw to buffer */
> -void
> -BSP_mve_read_eaddr(struct mveth_private *mp, unsigned char *eaddr);
> -
> -/* read/write media word.
> - *   'cmd': can be SIOCGIFMEDIA, SIOCSIFMEDIA, 0 or 1. The latter
> - *          are aliased to the former for convenience.
> - *  'parg': pointer to media word.
> - *
> - * RETURNS: 0 on success, nonzero on error
> - *
> - * NOTE:    This routine is thread-safe.
> - */
> -int
> -BSP_mve_media_ioctl(struct mveth_private *mp, int cmd, int *parg);
> -
> -/* Interrupt related routines */
> -
> -/* Note: the BSP_mve_enable/disable/ack_irqs() entry points
> - *       are deprecated.
> - *       The newer API where the user passes a mask allows
> - *       for more selective control.
> - */
> -
> -/* Enable all supported interrupts at device */
> -void
> -BSP_mve_enable_irqs(struct mveth_private *mp);
> -
> -/* Disable all supported interrupts at device */
> -void
> -BSP_mve_disable_irqs(struct mveth_private *mp);
> -
> -/* Acknowledge (and clear) all supported interrupts.
> - * RETURNS: interrupts that were raised.
> - */
> -uint32_t
> -BSP_mve_ack_irqs(struct mveth_private *mp);
> -
> -/* Enable interrupts included in 'mask' (leaving
> - * already enabled interrupts on). If the mask
> - * includes bits that were not passed to the 'setup'
> - * routine then the behavior is undefined.
> - */
> -void
> -BSP_mve_enable_irq_mask(struct mveth_private *mp, uint32_t irq_mask);
> -
> -/* Disable interrupts included in 'mask' (leaving
> - * other ones that are currently enabled on). If the
> - * mask includes bits that were not passed to the 'setup'
> - * routine then the behavior is undefined.
> - *
> - * RETURNS: Bitmask of interrupts that were enabled upon entry
> - *          into this routine. This can be used to restore the
> - *          previous state.
> - */
> -uint32_t
> -BSP_mve_disable_irq_mask(struct mveth_private *mp, uint32_t irq_mask);
> -
> -/* Acknowledge and clear selected interrupts.
> - *
> - * RETURNS: All pending interrupts.
> - *
> - * NOTE:    Only pending interrupts contained in 'mask'
> - *          are cleared. Others are left pending.
> - *
> - *          This routine can be used to check for pending
> - *          interrupts (pass mask ==  0) or to clear all
> - *          interrupts (pass mask == -1).
> - */
> -uint32_t
> -BSP_mve_ack_irq_mask(struct mveth_private *mp, uint32_t mask);
> -
> -/* If the PHY link status changes then some
> - * internal settings in the ethernet controller's
> - * serial port need to be updated to match the
> - * PHY settings. Use this routine to perform the
> - * necessary steps after a link change has been
> - * detected.
> - *
> - * RETURNS: 0 on success, -1 if the PHY state
> - *          could not be determined.
> - *
> - *          The current state of the media as read
> - *          by BSP_mve_media_ioctl() is returned in
> - *          *pmedia.
> - *
> - * NOTE:    This routine calls BSP_mve_media_ioctl().
> - */
> -int
> -BSP_mve_ack_link_chg(struct mveth_private *mp, int *pmedia);
> -
> -/* Retrieve the driver daemon TID that was passed to
> - * BSP_mve_setup().
> - */
> -
> -rtems_id
> -BSP_mve_get_tid(struct mveth_private *mp);
> -
> -/* Dump statistics to file (stdout if NULL)
> - *
> - * NOTE: this routine is not thread safe
> - */
> -void
> -BSP_mve_dump_stats(struct mveth_private *mp, FILE *f);
> -
> -/*
> - *
> - * Example driver task loop (note: no synchronization of
> - * buffer access shown!).
> - * RTEMS_EVENTx = 0,1 or 2 depending on IF unit.
> - *
> - *    / * setup (obtain handle) and initialize hw here * /
> - *
> - *    do {
> - *      / * ISR disables IRQs and posts event * /
> - *             rtems_event_receive( RTEMS_EVENTx, RTEMS_WAIT |
> RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &evs );
> - *             irqs = BSP_mve_ack_irqs(handle);
> - *      if ( irqs & BSP_MVE_IRQ_TX ) {
> - *                     BSP_mve_swipe_tx(handle); / * cleanup_txbuf()
> callback executed * /
> - *             }
> - *      if ( irqs & BSP_MVE_IRQ_RX ) {
> - *                     BSP_mve_swipe_rx(handle); / * alloc_rxbuf() and
> consume_rxbuf() executed * /
> - *             }
> - *             if ( irqs & BSP_MVE_IRQ_LINK ) {
> - *          / * update serial port settings from current link status * /
> - *          BSP_mve_ack_link_chg(handle, 0);
> - *             }
> - *             BSP_mve_enable_irqs(handle);
> - *    } while (1);
> - *
> - */
> -
> -#ifdef __cplusplus
> -  }
> -#endif
> -
> -#endif
> diff --git a/bsps/shared/grlib/net/greth.c b/bsps/shared/grlib/net/greth.c
> deleted file mode 100644
> index 84efcd74ab..0000000000
> --- a/bsps/shared/grlib/net/greth.c
> +++ /dev/null
> @@ -1,1663 +0,0 @@
> -/*
> - * Gaisler Research ethernet MAC driver
> - * adapted from Opencores driver by Marko Isomaki
> - *
> - *  The license and distribution terms for this file may be
> - *  found in found in the file LICENSE in this distribution or at
> - *  http://www.rtems.org/license/LICENSE.
> - *
> - *
> - *  2008-12-10, Converted to driver manager and added support for
> - *              multiple GRETH cores. <daniel at gaisler.com>
> - *  2007-09-07, Ported GBIT support from 4.6.5
> - */
> -
> -#include <machine/rtems-bsd-kernel-space.h>
> -
> -#include <rtems.h>
> -#define CPU_U32_FIX
> -#include <bsp.h>
> -
> -#ifdef GRETH_SUPPORTED
> -
> -#include <inttypes.h>
> -#include <errno.h>
> -#include <rtems/bspIo.h>
> -#include <stdlib.h>
> -#include <stdio.h>
> -#include <string.h>
> -#include <stdarg.h>
> -#include <rtems/error.h>
> -#include <rtems/rtems_bsdnet.h>
> -
> -#include <grlib/greth.h>
> -#include <drvmgr/drvmgr.h>
> -#include <grlib/ambapp_bus.h>
> -#include <grlib/ambapp.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>
> -
> -#ifdef malloc
> -#undef malloc
> -#endif
> -#ifdef free
> -#undef free
> -#endif
> -
> -#include <grlib/grlib_impl.h>
> -
> -#if defined(__m68k__)
> -extern m68k_isr_entry set_vector( rtems_isr_entry, rtems_vector_number,
> int );
> -#else
> -extern rtems_isr_entry set_vector( rtems_isr_entry, rtems_vector_number,
> int );
> -#endif
> -
> -
> -/* #define GRETH_DEBUG */
> -
> -#ifdef GRETH_DEBUG
> -#define DBG(args...) printk(args)
> -#else
> -#define DBG(args...)
> -#endif
> -
> -/* #define GRETH_DEBUG_MII */
> -
> -#ifdef GRETH_DEBUG_MII
> -#define MIIDBG(args...) printk(args)
> -#else
> -#define MIIDBG(args...)
> -#endif
> -
> -#ifdef CPU_U32_FIX
> -extern void ipalign(struct mbuf *m);
> -#endif
> -
> -/* Used when reading from memory written by GRETH DMA unit */
> -#ifndef GRETH_MEM_LOAD
> -#define GRETH_MEM_LOAD(addr) (*(volatile unsigned int *)(addr))
> -#endif
> -
> -/*
> - * Number of OCs supported by this driver
> - */
> -#define NOCDRIVER      1
> -
> -/*
> - * Receive buffer size -- Allow for a full ethernet packet including CRC
> - */
> -#define RBUF_SIZE 1518
> -
> -#define        ET_MINLEN 64            /* minimum message length */
> -
> -/*
> - * RTEMS event used by interrupt handler to signal driver tasks.
> - * This must not be any of the events used by the network task
> synchronization.
> - */
> -#define INTERRUPT_EVENT        RTEMS_EVENT_1
> -
> -/*
> - * RTEMS event used to start transmit daemon.
> - * This must not be the same as INTERRUPT_EVENT.
> - */
> -#define START_TRANSMIT_EVENT   RTEMS_EVENT_2
> -
> - /* event to send when tx buffers become available */
> -#define GRETH_TX_WAIT_EVENT  RTEMS_EVENT_3
> -
> -#if (MCLBYTES < RBUF_SIZE)
> -# error "Driver must have MCLBYTES > RBUF_SIZE"
> -#endif
> -
> -/* 4s Autonegotiation Timeout */
> -#ifndef GRETH_AUTONEGO_TIMEOUT_MS
> -#define GRETH_AUTONEGO_TIMEOUT_MS 4000
> -#endif
> -const struct timespec greth_tan = {
> -   GRETH_AUTONEGO_TIMEOUT_MS/1000,
> -   (GRETH_AUTONEGO_TIMEOUT_MS % 1000) * 1000000
> -};
> -
> -/* For optimizing the autonegotiation time */
> -#define GRETH_AUTONEGO_PRINT_TIME
> -
> -/* Ethernet buffer descriptor */
> -
> -typedef struct _greth_rxtxdesc {
> -   volatile uint32_t ctrl; /* Length and status */
> -   uint32_t *addr;         /* Buffer pointer */
> -} greth_rxtxdesc;
> -
> -
> -/*
> - * Per-device data
> - */
> -struct greth_softc
> -{
> -
> -   struct arpcom arpcom;
> -   struct drvmgr_dev *dev;             /* Driver manager device */
> -   char devName[32];
> -
> -   greth_regs *regs;
> -   int minor;
> -   int phyaddr;  /* PHY Address configured by user (or -1 to autodetect)
> */
> -   unsigned int edcl_dis;
> -   int greth_rst;
> -
> -   int acceptBroadcast;
> -   rtems_id daemonTid;
> -
> -   unsigned int tx_ptr;
> -   unsigned int tx_dptr;
> -   unsigned int tx_cnt;
> -   unsigned int rx_ptr;
> -   unsigned int txbufs;
> -   unsigned int rxbufs;
> -   greth_rxtxdesc *txdesc;
> -   greth_rxtxdesc *rxdesc;
> -   unsigned int txdesc_remote;
> -   unsigned int rxdesc_remote;
> -   struct mbuf **rxmbuf;
> -   struct mbuf **txmbuf;
> -   rtems_vector_number vector;
> -
> -   /* TX descriptor interrupt generation */
> -   int tx_int_gen;
> -   int tx_int_gen_cur;
> -   struct mbuf *next_tx_mbuf;
> -   int max_fragsize;
> -
> -   /*Status*/
> -   struct phy_device_info phydev;
> -   int phy_read_access;
> -   int phy_write_access;
> -   int fd;
> -   int sp;
> -   int gb;
> -   int gbit_mac;
> -   int auto_neg;
> -   unsigned int advmodes; /* advertise ethernet speed modes. 0 = all
> modes. */
> -   struct timespec auto_neg_time;
> -   int mc_available;
> -   int num_descs;
> -
> -   /*
> -    * Statistics
> -    */
> -   unsigned long rxInterrupts;
> -
> -   unsigned long rxPackets;
> -   unsigned long rxLengthError;
> -   unsigned long rxNonOctet;
> -   unsigned long rxBadCRC;
> -   unsigned long rxOverrun;
> -
> -   unsigned long txInterrupts;
> -
> -   unsigned long txDeferred;
> -   unsigned long txHeartbeat;
> -   unsigned long txLateCollision;
> -   unsigned long txRetryLimit;
> -   unsigned long txUnderrun;
> -
> -   /* Spin-lock ISR protection */
> -   SPIN_DECLARE(devlock);
> -};
> -
> -int greth_process_tx_gbit(struct greth_softc *sc);
> -int greth_process_tx(struct greth_softc *sc);
> -
> -static char *almalloc(int sz, int alignment)
> -{
> -        char *tmp;
> -        tmp = grlib_calloc(1, sz + (alignment-1));
> -        tmp = (char *) (((int)tmp+alignment) & ~(alignment -1));
> -        return(tmp);
> -}
> -
> -/* GRETH interrupt handler */
> -
> -static void greth_interrupt (void *arg)
> -{
> -        uint32_t status;
> -        uint32_t ctrl;
> -        rtems_event_set events = 0;
> -        struct greth_softc *greth = arg;
> -        SPIN_ISR_IRQFLAGS(flags);
> -
> -        /* read and clear interrupt cause */
> -        status = greth->regs->status;
> -        greth->regs->status = status;
> -
> -        SPIN_LOCK(&greth->devlock, flags);
> -        ctrl = greth->regs->ctrl;
> -
> -        /* Frame received? */
> -        if ((ctrl & GRETH_CTRL_RXIRQ) && (status & (GRETH_STATUS_RXERR |
> GRETH_STATUS_RXIRQ)))
> -        {
> -                greth->rxInterrupts++;
> -                /* Stop RX-Error and RX-Packet interrupts */
> -                ctrl &= ~GRETH_CTRL_RXIRQ;
> -                events |= INTERRUPT_EVENT;
> -        }
> -
> -        if ( (ctrl & GRETH_CTRL_TXIRQ) && (status & (GRETH_STATUS_TXERR |
> GRETH_STATUS_TXIRQ)) )
> -        {
> -                greth->txInterrupts++;
> -                ctrl &= ~GRETH_CTRL_TXIRQ;
> -                events |= GRETH_TX_WAIT_EVENT;
> -        }
> -
> -        /* Clear interrupt sources */
> -        greth->regs->ctrl = ctrl;
> -        SPIN_UNLOCK(&greth->devlock, flags);
> -
> -        /* Send the event(s) */
> -        if ( events )
> -            rtems_bsdnet_event_send(greth->daemonTid, events);
> -}
> -
> -static uint32_t read_mii(struct greth_softc *sc, uint32_t phy_addr,
> uint32_t reg_addr)
> -{
> -    sc->phy_read_access++;
> -    while (sc->regs->mdio_ctrl & GRETH_MDIO_BUSY) {}
> -    sc->regs->mdio_ctrl = (phy_addr << 11) | (reg_addr << 6) |
> GRETH_MDIO_READ;
> -    while (sc->regs->mdio_ctrl & GRETH_MDIO_BUSY) {}
> -    if (!(sc->regs->mdio_ctrl & GRETH_MDIO_LINKFAIL)) {
> -        MIIDBG("greth%d: mii read[%d] OK to %" PRIx32 ".%" PRIx32
> -               " (0x%08" PRIx32 ",0x%08" PRIx32 ")\n",
> -               sc->minor, sc->phy_read_access, phy_addr, reg_addr,
> -               sc->regs->ctrl, sc->regs->mdio_ctrl);
> -        return((sc->regs->mdio_ctrl >> 16) & 0xFFFF);
> -    } else {
> -        printf("greth%d: mii read[%d] failed to %" PRIx32 ".%" PRIx32
> -               " (0x%08" PRIx32 ",0x%08" PRIx32 ")\n",
> -               sc->minor, sc->phy_read_access, phy_addr, reg_addr,
> -               sc->regs->ctrl, sc->regs->mdio_ctrl);
> -        return (0xffff);
> -    }
> -}
> -
> -static void write_mii(struct greth_softc *sc, uint32_t phy_addr, uint32_t
> reg_addr, uint32_t data)
> -{
> -    sc->phy_write_access++;
> -    while (sc->regs->mdio_ctrl & GRETH_MDIO_BUSY) {}
> -    sc->regs->mdio_ctrl =
> -     ((data & 0xFFFF) << 16) | (phy_addr << 11) | (reg_addr << 6) |
> GRETH_MDIO_WRITE;
> -    while (sc->regs->mdio_ctrl & GRETH_MDIO_BUSY) {}
> -    if (!(sc->regs->mdio_ctrl & GRETH_MDIO_LINKFAIL)) {
> -        MIIDBG("greth%d: mii write[%d] OK to  to %" PRIx32 ".%" PRIx32
> -               "(0x%08" PRIx32 ",0x%08" PRIx32 ")\n",
> -               sc->minor, sc->phy_write_access, phy_addr, reg_addr,
> -               sc->regs->ctrl, sc->regs->mdio_ctrl);
> -    } else {
> -        printf("greth%d: mii write[%d] failed to to %" PRIx32 ".%" PRIx32
> -               " (0x%08" PRIx32 ",0x%08" PRIx32 ")\n",
> -               sc->minor, sc->phy_write_access, phy_addr, reg_addr,
> -               sc->regs->ctrl, sc->regs->mdio_ctrl);
> -    }
> -}
> -
> -static void print_init_info(struct greth_softc *sc)
> -{
> -    printf("greth: driver attached\n");
> -    if ( sc->auto_neg == -1 ){
> -        printf("Auto negotiation timed out. Selecting default config\n");
> -    }
> -    printf("**** PHY ****\n");
> -    printf("Vendor: %x   Device: %x   Revision: %d\n",sc->phydev.vendor,
> sc->phydev.device, sc->phydev.rev);
> -    printf("Current Operating Mode: ");
> -    if (sc->gb) {
> -        printf("1000 Mbit ");
> -    } else if (sc->sp) {
> -        printf("100 Mbit ");
> -    } else {
> -        printf("10 Mbit ");
> -    }
> -    if (sc->fd) {
> -        printf("Full Duplex\n");
> -    } else {
> -        printf("Half Duplex\n");
> -    }
> -#ifdef GRETH_AUTONEGO_PRINT_TIME
> -    if ( sc->auto_neg ) {
> -        printf("Autonegotiation Time: %" PRIdMAX "ms\n",
> -               (intmax_t)sc->auto_neg_time.tv_sec * 1000 +
> -               sc->auto_neg_time.tv_nsec / 1000000);
> -    }
> -#endif
> -}
> -
> -/*
> - * Generates the hash words based on CRCs of the enabled MAC addresses
> that are
> - * allowed to be received. The allowed MAC addresses are maintained in a
> linked
> - * "multi-cast" list available in the arpcom structure.
> - *
> - * Returns the number of MAC addresses that were processed (in the list)
> - */
> -static int
> -greth_mac_filter_calc(struct arpcom *ac, uint32_t *msb, uint32_t *lsb)
> -{
> -    struct ether_multistep step;
> -    struct ether_multi *enm;
> -    int cnt = 0;
> -    uint32_t crc, htindex, ht[2] = {0, 0};
> -
> -    /* Go through the Ethernet Multicast addresses one by one and add
> their
> -     * CRC contribution to the MAC filter.
> -     */
> -    ETHER_FIRST_MULTI(step, ac, enm);
> -    while (enm) {
> -        crc = ether_crc32_be((uint8_t *)enm->enm_addrlo, 6);
> -        htindex = crc & 0x3f;
> -        ht[htindex >> 5] |= (1 << (htindex & 0x1F));
> -        cnt++;
> -        ETHER_NEXT_MULTI(step, enm);
> -    }
> -
> -    if (cnt > 0) {
> -        *msb = ht[1];
> -        *lsb = ht[0];
> -    }
> -
> -    return cnt;
> -}
> -
> -/*
> - * Initialize the ethernet hardware
> - */
> -static int greth_mac_filter_set(struct greth_softc *sc)
> -{
> -    struct ifnet *ifp = &sc->arpcom.ac_if;
> -    uint32_t hash_msb, hash_lsb, ctrl;
> -    SPIN_IRQFLAGS(flags);
> -
> -    hash_msb = 0;
> -    hash_lsb = 0;
> -    ctrl = 0;
> -    if (ifp->if_flags & IFF_PROMISC) {
> -        /* No need to enable multi-cast when promiscous mode accepts all
> */
> -        ctrl |= GRETH_CTRL_PRO;
> -    } else if(!sc->mc_available) {
> -        return EINVAL; /* no hardware support for multicast filtering. */
> -    } else if (ifp->if_flags & IFF_ALLMULTI) {
> -        /* We should accept all multicast addresses */
> -        ctrl |= GRETH_CTRL_MCE;
> -        hash_msb = 0xFFFFFFFF;
> -        hash_lsb = 0xFFFFFFFF;
> -    } else if (greth_mac_filter_calc(&sc->arpcom, &hash_msb, &hash_lsb) >
> 0) {
> -        /* Generate hash for MAC filtering out multicast addresses */
> -        ctrl |= GRETH_CTRL_MCE;
> -    } else {
> -        /* Multicast list is empty .. disable multicast */
> -    }
> -    SPIN_LOCK_IRQ(&sc->devlock, flags);
> -    sc->regs->ht_msb = hash_msb;
> -    sc->regs->ht_lsb = hash_lsb;
> -    sc->regs->ctrl = (sc->regs->ctrl & ~(GRETH_CTRL_PRO |
> GRETH_CTRL_MCE)) |
> -                     ctrl;
> -    SPIN_UNLOCK_IRQ(&sc->devlock, flags);
> -
> -    return 0;
> -}
> -
> -/*
> - * Initialize the ethernet hardware
> - */
> -static void
> -greth_initialize_hardware (struct greth_softc *sc)
> -{
> -    struct mbuf *m;
> -    int i;
> -    int phyaddr;
> -    int phyctrl;
> -    int phystatus;
> -    int tmp1;
> -    int tmp2;
> -    struct timespec tstart, tnow;
> -    greth_regs *regs;
> -    unsigned int advmodes, speed, tabsize;
> -
> -    regs = sc->regs;
> -
> -    /* Reset the controller.  */
> -    sc->rxInterrupts = 0;
> -    sc->rxPackets = 0;
> -
> -    if (sc->greth_rst) {
> -        /* Reset ON */
> -        regs->ctrl = GRETH_CTRL_RST | GRETH_CTRL_DD | GRETH_CTRL_ED;
> -        for (i = 0; i<100 && (regs->ctrl & GRETH_CTRL_RST); i++)
> -            ;
> -        speed = 0; /* probe mode below */
> -    } else {
> -        /* inherit EDCL mode for now */
> -        speed = sc->regs->ctrl &
> (GRETH_CTRL_GB|GRETH_CTRL_SP|GRETH_CTRL_FULLD);
> -    }
> -    /* Reset OFF and RX/TX DMA OFF. SW do PHY Init */
> -    regs->ctrl = GRETH_CTRL_DD | GRETH_CTRL_ED | speed;
> -
> -    /* Check if mac is gbit capable*/
> -    sc->gbit_mac = (regs->ctrl >> 27) & 1;
> -
> -    /* Get the phy address which assumed to have been set
> -       correctly with the reset value in hardware*/
> -    if ( sc->phyaddr == -1 ) {
> -        phyaddr = (regs->mdio_ctrl >> 11) & 0x1F;
> -    } else {
> -        phyaddr = sc->phyaddr;
> -    }
> -    sc->phy_read_access = 0;
> -    sc->phy_write_access = 0;
> -
> -    /* As I understand the PHY comes back to a good default state after
> -     * Power-down or Reset, so we do both just in case. Power-down bit
> should
> -     * be cleared.
> -     * Wait for old reset (if asserted by boot loader) to complete,
> otherwise
> -     * power-down instruction might not have any effect.
> -     */
> -    while (read_mii(sc, phyaddr, 0) & 0x8000) {}
> -    write_mii(sc, phyaddr, 0, 0x0800); /* Power-down */
> -    write_mii(sc, phyaddr, 0, 0x0000); /* Power-Up */
> -    write_mii(sc, phyaddr, 0, 0x8000); /* Reset */
> -
> -    /* We wait about 30ms */
> -    rtems_task_wake_after(rtems_clock_get_ticks_per_second()/32);
> -
> -    /* Wait for reset to complete and get default values */
> -    while ((phyctrl = read_mii(sc, phyaddr, 0)) & 0x8000) {}
> -
> -    /* Set up PHY advertising modes for auto-negotiation */
> -    advmodes = sc->advmodes;
> -    if (advmodes == 0)
> -        advmodes = GRETH_ADV_ALL;
> -    if (!sc->gbit_mac)
> -        advmodes &= ~(GRETH_ADV_1000_FD | GRETH_ADV_1000_HD);
> -
> -    /* Enable/Disable GBit auto-neg advetisement so that the link partner
> -     * know that we have/haven't GBit capability. The MAC may not support
> -     * Gbit even though PHY does...
> -     */
> -    phystatus = read_mii(sc, phyaddr, 1);
> -    if (phystatus & 0x0100) {
> -        tmp1 = read_mii(sc, phyaddr, 9);
> -        tmp1 &= ~0x300;
> -        if (advmodes & GRETH_ADV_1000_FD)
> -            tmp1 |= 0x200;
> -        if (advmodes & GRETH_ADV_1000_HD)
> -            tmp1 |= 0x100;
> -        write_mii(sc, phyaddr, 9, tmp1);
> -    }
> -
> -    /* Optionally limit the 10/100 modes as configured by user */
> -    tmp1 = read_mii(sc, phyaddr, 4);
> -    tmp1 &= ~0x1e0;
> -    if (advmodes & GRETH_ADV_100_FD)
> -        tmp1 |= 0x100;
> -    if (advmodes & GRETH_ADV_100_HD)
> -        tmp1 |= 0x080;
> -    if (advmodes & GRETH_ADV_10_FD)
> -        tmp1 |= 0x040;
> -    if (advmodes & GRETH_ADV_10_HD)
> -        tmp1 |= 0x020;
> -    write_mii(sc, phyaddr, 4, tmp1);
> -
> -    /* If autonegotiation implemented we start it */
> -    if (phystatus & 0x0008) {
> -        write_mii(sc, phyaddr, 0, phyctrl | 0x1200);
> -        phyctrl = read_mii(sc, phyaddr, 0);
> -    }
> -
> -    /* Check if PHY is autoneg capable and then determine operating mode,
> -       otherwise force it to 10 Mbit halfduplex */
> -    sc->gb = 0;
> -    sc->fd = 0;
> -    sc->sp = 0;
> -    sc->auto_neg = 0;
> -    timespecclear(&sc->auto_neg_time);
> -    if ((phyctrl >> 12) & 1) {
> -            /*wait for auto negotiation to complete*/
> -            sc->auto_neg = 1;
> -            if (rtems_clock_get_uptime(&tstart) != RTEMS_SUCCESSFUL)
> -                    printk("rtems_clock_get_uptime failed\n");
> -            while (!(((phystatus = read_mii(sc, phyaddr, 1)) >> 5) & 1)) {
> -                    if (rtems_clock_get_uptime(&tnow) != RTEMS_SUCCESSFUL)
> -                            printk("rtems_clock_get_uptime failed\n");
> -                    timespecsub(&tnow, &tstart, &sc->auto_neg_time);
> -                    if (timespeccmp(&sc->auto_neg_time, &greth_tan, >)) {
> -                            sc->auto_neg = -1; /* Failed */
> -                            tmp1 = read_mii(sc, phyaddr, 0);
> -                            sc->gb = ((phyctrl >> 6) & 1) && !((phyctrl
> >> 13) & 1);
> -                            sc->sp = !((phyctrl >> 6) & 1) && ((phyctrl
> >> 13) & 1);
> -                            sc->fd = (phyctrl >> 8) & 1;
> -                            goto auto_neg_done;
> -                    }
> -                    /* Wait about 30ms, time is PHY dependent */
> -
> rtems_task_wake_after(rtems_clock_get_ticks_per_second()/32);
> -            }
> -            sc->phydev.adv = read_mii(sc, phyaddr, 4);
> -            sc->phydev.part = read_mii(sc, phyaddr, 5);
> -            if ((phystatus >> 8) & 1) {
> -                    sc->phydev.extadv = read_mii(sc, phyaddr, 9);
> -                    sc->phydev.extpart = read_mii(sc, phyaddr, 10);
> -                       if ( (sc->phydev.extadv & GRETH_MII_EXTADV_1000HD)
> &&
> -                            (sc->phydev.extpart &
> GRETH_MII_EXTPRT_1000HD)) {
> -                               sc->gb = 1;
> -                               sc->fd = 0;
> -                       }
> -                       if ( (sc->phydev.extadv & GRETH_MII_EXTADV_1000FD)
> &&
> -                            (sc->phydev.extpart &
> GRETH_MII_EXTPRT_1000FD)) {
> -                               sc->gb = 1;
> -                               sc->fd = 1;
> -                       }
> -            }
> -            if ((sc->gb == 0) || ((sc->gb == 1) && (sc->gbit_mac == 0))) {
> -                    if ( (sc->phydev.adv & GRETH_MII_100TXFD) &&
> -                         (sc->phydev.part & GRETH_MII_100TXFD)) {
> -                            sc->sp = 1;
> -                            sc->fd = 1;
> -                    } else if ( (sc->phydev.adv & GRETH_MII_100TXHD) &&
> -                                (sc->phydev.part & GRETH_MII_100TXHD)) {
> -                            sc->sp = 1;
> -                            sc->fd = 0;
> -                    } else if ( (sc->phydev.adv & GRETH_MII_10FD) &&
> -                                (sc->phydev.part & GRETH_MII_10FD)) {
> -                            sc->fd = 1;
> -                    }
> -            }
> -    }
> -auto_neg_done:
> -    sc->phydev.vendor = 0;
> -    sc->phydev.device = 0;
> -    sc->phydev.rev = 0;
> -    phystatus = read_mii(sc, phyaddr, 1);
> -
> -    /* Read out PHY info if extended registers are available */
> -    if (phystatus & 1) {
> -            tmp1 = read_mii(sc, phyaddr, 2);
> -            tmp2 = read_mii(sc, phyaddr, 3);
> -
> -            sc->phydev.vendor = (tmp1 << 6) | ((tmp2 >> 10) & 0x3F);
> -            sc->phydev.rev = tmp2 & 0xF;
> -            sc->phydev.device = (tmp2 >> 4) & 0x3F;
> -    }
> -
> -    /* Force to 10 mbit half duplex if the 10/100 MAC is used with a 1000
> PHY */
> -    if (((sc->gb) && !(sc->gbit_mac)) || !((phyctrl >> 12) & 1)) {
> -        write_mii(sc, phyaddr, 0, sc->sp << 13);
> -
> -        /* check if marvell 88EE1111 PHY. Needs special reset handling */
> -        if ((phystatus & 1) && (sc->phydev.vendor == 0x005043) &&
> -            (sc->phydev.device == 0x0C))
> -            write_mii(sc, phyaddr, 0, 0x8000);
> -
> -        sc->gb = 0;
> -        sc->sp = 0;
> -        sc->fd = 0;
> -    }
> -    while ((read_mii(sc, phyaddr, 0)) & 0x8000) {}
> -
> -    if (sc->greth_rst) {
> -        /* Reset ON */
> -        regs->ctrl = GRETH_CTRL_RST | GRETH_CTRL_DD | GRETH_CTRL_ED;
> -        for (i = 0; i < 100 && (regs->ctrl & GRETH_CTRL_RST); i++)
> -            ;
> -    }
> -    /* Reset OFF. Set mode matching PHY settings. */
> -    speed = (sc->gb << 8) | (sc->sp << 7) | (sc->fd << 4);
> -    regs->ctrl = GRETH_CTRL_DD | sc->edcl_dis | speed;
> -
> -    /* Initialize rx/tx descriptor table pointers. Due to alignment we
> -     * always allocate maximum table size.
> -     */
> -    tabsize = sc->num_descs * 8;
> -    sc->txdesc = (greth_rxtxdesc *) almalloc(tabsize * 2, tabsize);
> -    sc->rxdesc = (greth_rxtxdesc *) (tabsize + (void *)sc->txdesc);
> -    sc->tx_ptr = 0;
> -    sc->tx_dptr = 0;
> -    sc->tx_cnt = 0;
> -    sc->rx_ptr = 0;
> -
> -    /* Translate the Descriptor DMA table base address into an address
> that
> -     * the GRETH core can understand
> -     */
> -    drvmgr_translate_check(
> -        sc->dev,
> -        CPUMEM_TO_DMA,
> -        (void *)sc->txdesc,
> -        (void **)&sc->txdesc_remote,
> -        tabsize * 2);
> -    sc->rxdesc_remote = sc->txdesc_remote + tabsize;
> -    regs->txdesc = (int) sc->txdesc_remote;
> -    regs->rxdesc = (int) sc->rxdesc_remote;
> -
> -    sc->rxmbuf = grlib_calloc(sc->rxbufs, sizeof(*sc->rxmbuf));
> -    sc->txmbuf = grlib_calloc(sc->txbufs, sizeof(*sc->txmbuf));
> -
> -    for (i = 0; i < sc->txbufs; i++)
> -      {
> -        sc->txdesc[i].ctrl = 0;
> -        if (!(sc->gbit_mac)) {
> -            drvmgr_translate_check(
> -                sc->dev,
> -                CPUMEM_TO_DMA,
> -                (void *)grlib_malloc(GRETH_MAXBUF_LEN),
> -                (void **)&sc->txdesc[i].addr,
> -                GRETH_MAXBUF_LEN);
> -        }
> -#ifdef GRETH_DEBUG
> -              /* printf("TXBUF: %08x\n", (int) sc->txdesc[i].addr); */
> -#endif
> -      }
> -    for (i = 0; i < sc->rxbufs; i++)
> -      {
> -         MGETHDR (m, M_WAIT, MT_DATA);
> -          MCLGET (m, M_WAIT);
> -          if (sc->gbit_mac)
> -                  m->m_data += 2;
> -         m->m_pkthdr.rcvif = &sc->arpcom.ac_if;
> -          sc->rxmbuf[i] = m;
> -          drvmgr_translate_check(
> -            sc->dev,
> -            CPUMEM_TO_DMA,
> -            (void *)mtod(m, uint32_t *),
> -            (void **)&sc->rxdesc[i].addr,
> -            GRETH_MAXBUF_LEN);
> -          sc->rxdesc[i].ctrl = GRETH_RXD_ENABLE | GRETH_RXD_IRQ;
> -#ifdef GRETH_DEBUG
> -/*       printf("RXBUF: %08x\n", (int) sc->rxdesc[i].addr); */
> -#endif
> -      }
> -    sc->rxdesc[sc->rxbufs - 1].ctrl |= GRETH_RXD_WRAP;
> -
> -    /* set ethernet address.  */
> -    regs->mac_addr_msb =
> -      sc->arpcom.ac_enaddr[0] << 8 | sc->arpcom.ac_enaddr[1];
> -    regs->mac_addr_lsb =
> -      sc->arpcom.ac_enaddr[2] << 24 | sc->arpcom.ac_enaddr[3] << 16 |
> -      sc->arpcom.ac_enaddr[4] << 8 | sc->arpcom.ac_enaddr[5];
> -
> -    if ( sc->rxbufs < 10 ) {
> -        sc->tx_int_gen = sc->tx_int_gen_cur = 1;
> -    }else{
> -        sc->tx_int_gen = sc->tx_int_gen_cur = sc->txbufs/2;
> -    }
> -    sc->next_tx_mbuf = NULL;
> -
> -    if ( !sc->gbit_mac )
> -        sc->max_fragsize = 1;
> -
> -    /* clear all pending interrupts */
> -    regs->status = 0xffffffff;
> -
> -    /* install interrupt handler */
> -    drvmgr_interrupt_register(sc->dev, 0, "greth", greth_interrupt, sc);
> -
> -    regs->ctrl |= GRETH_CTRL_RXEN | GRETH_CTRL_RXIRQ;
> -
> -    print_init_info(sc);
> -}
> -
> -#ifdef CPU_U32_FIX
> -
> -/*
> - * Routine to align the received packet so that the ip header
> - * is on a 32-bit boundary. Necessary for cpu's that do not
> - * allow unaligned loads and stores and when the 32-bit DMA
> - * mode is used.
> - *
> - * Transfers are done on word basis to avoid possibly slow byte
> - * and half-word writes.
> - */
> -
> -void ipalign(struct mbuf *m)
> -{
> -  unsigned int *first, *last, data;
> -  unsigned int tmp = 0;
> -
> -  if ((((int) m->m_data) & 2) && (m->m_len)) {
> -#if CPU_LITTLE_ENDIAN == TRUE
> -    memmove((caddr_t)(((int) m->m_data) + 2), m->m_data, m->m_len);
> -#else
> -    last = (unsigned int *) ((((int) m->m_data) + m->m_len + 8) & ~3);
> -    first = (unsigned int *) (((int) m->m_data) & ~3);
> -               /* tmp = *first << 16; */
> -               tmp = GRETH_MEM_LOAD(first);
> -               tmp = tmp << 16;
> -    first++;
> -    do {
> -                       /* When snooping is not available the LDA
> instruction must be used
> -                        * to avoid the cache to return an illegal value.
> -                        ** Load with forced cache miss
> -                        * data = *first;
> -                        */
> -      data = GRETH_MEM_LOAD(first);
> -      *first = tmp | (data >> 16);
> -      tmp = data << 16;
> -      first++;
> -    } while (first <= last);
> -#endif
> -    m->m_data = (caddr_t)(((int) m->m_data) + 2);
> -  }
> -}
> -#endif
> -
> -static void
> -greth_Daemon (void *arg)
> -{
> -    struct ether_header *eh;
> -    struct greth_softc *dp = (struct greth_softc *) arg;
> -    struct ifnet *ifp = &dp->arpcom.ac_if;
> -    struct mbuf *m;
> -    unsigned int len, len_status, bad;
> -    rtems_event_set events;
> -    SPIN_IRQFLAGS(flags);
> -    int first;
> -    int tmp;
> -
> -    for (;;)
> -      {
> -        rtems_bsdnet_event_receive (INTERRUPT_EVENT | GRETH_TX_WAIT_EVENT,
> -                                    RTEMS_WAIT | RTEMS_EVENT_ANY,
> -                                    RTEMS_NO_TIMEOUT, &events);
> -
> -        if ( events & GRETH_TX_WAIT_EVENT ){
> -            /* TX interrupt.
> -             * We only end up here when all TX descriptors has been used,
> -             * and
> -             */
> -            if ( dp->gbit_mac )
> -                greth_process_tx_gbit(dp);
> -            else
> -                greth_process_tx(dp);
> -
> -            /* If we didn't get a RX interrupt we don't process it */
> -            if ( (events & INTERRUPT_EVENT) == 0 )
> -                continue;
> -        }
> -
> -
> -#ifdef GRETH_ETH_DEBUG
> -    printf ("r\n");
> -#endif
> -    first=1;
> -    /* Scan for Received packets */
> -again:
> -    while (!((len_status =
> -                   GRETH_MEM_LOAD(&dp->rxdesc[dp->rx_ptr].ctrl)) &
> GRETH_RXD_ENABLE))
> -           {
> -                    bad = 0;
> -                    if (len_status & GRETH_RXD_TOOLONG)
> -                    {
> -                            dp->rxLengthError++;
> -                            bad = 1;
> -                    }
> -                    if (len_status & GRETH_RXD_DRIBBLE)
> -                    {
> -                            dp->rxNonOctet++;
> -                            bad = 1;
> -                    }
> -                    if (len_status & GRETH_RXD_CRCERR)
> -                    {
> -                            dp->rxBadCRC++;
> -                            bad = 1;
> -                    }
> -                    if (len_status & GRETH_RXD_OVERRUN)
> -                    {
> -                            dp->rxOverrun++;
> -                            bad = 1;
> -                    }
> -                    if (len_status & GRETH_RXD_LENERR)
> -                    {
> -                            dp->rxLengthError++;
> -                            bad = 1;
> -                    }
> -                    if (!bad)
> -                    {
> -                            /* pass on the packet in the receive buffer */
> -                            len = len_status & 0x7FF;
> -                            m = dp->rxmbuf[dp->rx_ptr];
> -#ifdef GRETH_DEBUG
> -                            int i;
> -                            printf("RX: 0x%08x, Len: %d : ", (int)
> m->m_data, len);
> -                            for (i=0; i<len; i++)
> -                                    printf("%x%x", (m->m_data[i] >> 4) &
> 0x0ff, m->m_data[i] & 0x0ff);
> -                            printf("\n");
> -#endif
> -                            m->m_len = m->m_pkthdr.len =
> -                                    len - sizeof (struct ether_header);
> -
> -                            eh = mtod (m, struct ether_header *);
> -
> -                            m->m_data += sizeof (struct ether_header);
> -#ifdef CPU_U32_FIX
> -                            if(!dp->gbit_mac) {
> -                                    /* OVERRIDE CACHED ETHERNET HEADER
> FOR NON-SNOOPING SYSTEMS */
> -                                    tmp = GRETH_MEM_LOAD((uintptr_t)eh);
> -                                    tmp = GRETH_MEM_LOAD(4+(uintptr_t)eh);
> -                                    tmp = GRETH_MEM_LOAD(8+(uintptr_t)eh);
> -                                    tmp =
> GRETH_MEM_LOAD(12+(uintptr_t)eh);
> -                                   (void)tmp;
> -
> -                                    ipalign(m);        /* Align packet on
> 32-bit boundary */
> -                            }
> -#endif
> -/*
> -                            if(!(dp->gbit_mac) &&
> !CPU_SPARC_HAS_SNOOPING) {
> -                                    rtems_cache_invalidate_entire_data();
> -                            }
> -*/
> -                            ether_input (ifp, eh, m);
> -                            MGETHDR (m, M_WAIT, MT_DATA);
> -                            MCLGET (m, M_WAIT);
> -                            if (dp->gbit_mac)
> -                                    m->m_data += 2;
> -                            dp->rxmbuf[dp->rx_ptr] = m;
> -                            m->m_pkthdr.rcvif = ifp;
> -                            drvmgr_translate_check(
> -                                dp->dev,
> -                                CPUMEM_TO_DMA,
> -                                (void *)mtod (m, uint32_t *),
> -                                (void **)&dp->rxdesc[dp->rx_ptr].addr,
> -                                GRETH_MAXBUF_LEN);
> -                            dp->rxPackets++;
> -                    }
> -                    if (dp->rx_ptr == dp->rxbufs - 1) {
> -                            dp->rxdesc[dp->rx_ptr].ctrl =
> GRETH_RXD_ENABLE | GRETH_RXD_IRQ | GRETH_RXD_WRAP;
> -                    } else {
> -                            dp->rxdesc[dp->rx_ptr].ctrl =
> GRETH_RXD_ENABLE | GRETH_RXD_IRQ;
> -                    }
> -                    SPIN_LOCK_IRQ(&dp->devlock, flags);
> -                    dp->regs->ctrl |= GRETH_CTRL_RXEN;
> -                    SPIN_UNLOCK_IRQ(&dp->devlock, flags);
> -                    dp->rx_ptr = (dp->rx_ptr + 1) % dp->rxbufs;
> -            }
> -
> -        /* Always scan twice to avoid deadlock */
> -        if ( first ){
> -            first=0;
> -            SPIN_LOCK_IRQ(&dp->devlock, flags);
> -            dp->regs->ctrl |= GRETH_CTRL_RXIRQ;
> -            SPIN_UNLOCK_IRQ(&dp->devlock, flags);
> -            goto again;
> -        }
> -
> -      }
> -}
> -
> -static int
> -sendpacket (struct ifnet *ifp, struct mbuf *m)
> -{
> -    struct greth_softc *dp = ifp->if_softc;
> -    unsigned char *temp;
> -    struct mbuf *n;
> -    unsigned int len;
> -    SPIN_IRQFLAGS(flags);
> -
> -    /*
> -     * Is there a free descriptor available?
> -     */
> -    if (GRETH_MEM_LOAD(&dp->txdesc[dp->tx_ptr].ctrl) & GRETH_TXD_ENABLE){
> -            /* No. */
> -            return 1;
> -    }
> -
> -    /* Remember head of chain */
> -    n = m;
> -
> -    len = 0;
> -    temp = (unsigned char *) GRETH_MEM_LOAD(&dp->txdesc[dp->tx_ptr].addr);
> -    drvmgr_translate(dp->dev, CPUMEM_FROM_DMA, (void *)temp, (void
> **)&temp);
> -#ifdef GRETH_DEBUG
> -    printf("TXD: 0x%08x : BUF: 0x%08x\n", (int) m->m_data, (int) temp);
> -#endif
> -    for (;;)
> -    {
> -#ifdef GRETH_DEBUG
> -            int i;
> -            printf("MBUF: 0x%08x : ", (int) m->m_data);
> -            for (i=0;i<m->m_len;i++)
> -                    printf("%x%x", (m->m_data[i] >> 4) & 0x0ff,
> m->m_data[i] & 0x0ff);
> -            printf("\n");
> -#endif
> -            len += m->m_len;
> -            if (len <= RBUF_SIZE)
> -                    memcpy ((void *) temp, (char *) m->m_data, m->m_len);
> -            temp += m->m_len;
> -            if ((m = m->m_next) == NULL)
> -                    break;
> -    }
> -
> -    m_freem (n);
> -
> -    /* don't send long packets */
> -
> -    if (len <= GRETH_MAXBUF_LEN) {
> -            if (dp->tx_ptr < dp->txbufs-1) {
> -                    dp->txdesc[dp->tx_ptr].ctrl = GRETH_TXD_IRQ |
> -                                                  GRETH_TXD_ENABLE | len;
> -            } else {
> -                    dp->txdesc[dp->tx_ptr].ctrl = GRETH_TXD_IRQ |
> -                            GRETH_TXD_WRAP | GRETH_TXD_ENABLE | len;
> -            }
> -            dp->tx_ptr = (dp->tx_ptr + 1) % dp->txbufs;
> -            SPIN_LOCK_IRQ(&dp->devlock, flags);
> -            dp->regs->ctrl = dp->regs->ctrl | GRETH_CTRL_TXEN;
> -            SPIN_UNLOCK_IRQ(&dp->devlock, flags);
> -    }
> -
> -    return 0;
> -}
> -
> -
> -static int
> -sendpacket_gbit (struct ifnet *ifp, struct mbuf *m)
> -{
> -        struct greth_softc *dp = ifp->if_softc;
> -        unsigned int len;
> -
> -        unsigned int ctrl;
> -        int frags;
> -        struct mbuf *mtmp;
> -        int int_en;
> -        SPIN_IRQFLAGS(flags);
> -
> -        len = 0;
> -#ifdef GRETH_DEBUG
> -        printf("TXD: 0x%08x\n", (int) m->m_data);
> -#endif
> -        /* Get number of fragments too see if we have enough
> -         * resources.
> -         */
> -        frags=1;
> -        mtmp=m;
> -        while(mtmp->m_next){
> -            frags++;
> -            mtmp = mtmp->m_next;
> -        }
> -
> -        if ( frags > dp->max_fragsize )
> -            dp->max_fragsize = frags;
> -
> -        if ( frags > dp->txbufs ){
> -            printf("GRETH: MBUF-chain cannot be sent. Increase descriptor
> count.\n");
> -            return -1;
> -        }
> -
> -        if ( frags > (dp->txbufs-dp->tx_cnt) ){
> -            /* Return number of fragments */
> -            return frags;
> -        }
> -
> -
> -        /* Enable interrupt from descriptor every tx_int_gen
> -         * descriptor. Typically every 16 descriptor. This
> -         * is only to reduce the number of interrupts during
> -         * heavy load.
> -         */
> -        dp->tx_int_gen_cur-=frags;
> -        if ( dp->tx_int_gen_cur <= 0 ){
> -            dp->tx_int_gen_cur = dp->tx_int_gen;
> -            int_en = GRETH_TXD_IRQ;
> -        }else{
> -            int_en = 0;
> -        }
> -
> -        /* At this stage we know that enough descriptors are available */
> -        for (;;)
> -        {
> -
> -#ifdef GRETH_DEBUG
> -            int i;
> -            printf("MBUF: 0x%08x, Len: %d : ", (int) m->m_data, m->m_len);
> -            for (i=0; i<m->m_len; i++)
> -                printf("%x%x", (m->m_data[i] >> 4) & 0x0ff, m->m_data[i]
> & 0x0ff);
> -            printf("\n");
> -#endif
> -            len += m->m_len;
> -            drvmgr_translate_check(
> -                dp->dev,
> -                CPUMEM_TO_DMA,
> -                (void *)(uint32_t *)m->m_data,
> -                (void **)&dp->txdesc[dp->tx_ptr].addr,
> -                m->m_len);
> -
> -            /* Wrap around? */
> -            if (dp->tx_ptr < dp->txbufs-1) {
> -                ctrl = GRETH_TXD_ENABLE;
> -            }else{
> -                ctrl = GRETH_TXD_ENABLE | GRETH_TXD_WRAP;
> -            }
> -
> -            /* Enable Descriptor */
> -            if ((m->m_next) == NULL) {
> -                dp->txdesc[dp->tx_ptr].ctrl = ctrl | int_en | m->m_len;
> -                break;
> -            }else{
> -                dp->txdesc[dp->tx_ptr].ctrl = GRETH_TXD_MORE | ctrl |
> int_en | m->m_len;
> -            }
> -
> -            /* Next */
> -            dp->txmbuf[dp->tx_ptr] = m;
> -            dp->tx_ptr = (dp->tx_ptr + 1) % dp->txbufs;
> -            dp->tx_cnt++;
> -            m = m->m_next;
> -        }
> -        dp->txmbuf[dp->tx_ptr] = m;
> -        dp->tx_ptr = (dp->tx_ptr + 1) % dp->txbufs;
> -        dp->tx_cnt++;
> -
> -        /* Tell Hardware about newly enabled descriptor */
> -        SPIN_LOCK_IRQ(&dp->devlock, flags);
> -        dp->regs->ctrl = dp->regs->ctrl | GRETH_CTRL_TXEN;
> -        SPIN_UNLOCK_IRQ(&dp->devlock, flags);
> -
> -        return 0;
> -}
> -
> -int greth_process_tx_gbit(struct greth_softc *sc)
> -{
> -    struct ifnet *ifp = &sc->arpcom.ac_if;
> -    struct mbuf *m;
> -    SPIN_IRQFLAGS(flags);
> -    int first=1;
> -
> -    /*
> -     * Send packets till queue is empty
> -     */
> -    for (;;){
> -        /* Reap Sent packets */
> -        while((sc->tx_cnt > 0) &&
> !(GRETH_MEM_LOAD(&sc->txdesc[sc->tx_dptr].ctrl) & GRETH_TXD_ENABLE)) {
> -            m_free(sc->txmbuf[sc->tx_dptr]);
> -            sc->tx_dptr = (sc->tx_dptr + 1) % sc->txbufs;
> -            sc->tx_cnt--;
> -        }
> -
> -        if ( sc->next_tx_mbuf ){
> -            /* Get packet we tried but faild to transmit last time */
> -            m = sc->next_tx_mbuf;
> -            sc->next_tx_mbuf = NULL; /* Mark packet taken */
> -        }else{
> -            /*
> -             * Get the next mbuf chain to transmit from Stack.
> -             */
> -            IF_DEQUEUE (&ifp->if_snd, m);
> -            if (!m){
> -                /* Hardware has sent all schedule packets, this
> -                 * makes the stack enter at greth_start next time
> -                 * a packet is to be sent.
> -                 */
> -                ifp->if_flags &= ~IFF_OACTIVE;
> -                break;
> -            }
> -        }
> -
> -        /* Are there free descriptors available? */
> -        /* Try to send packet, if it a negative number is returned. */
> -        if ( (sc->tx_cnt >= sc->txbufs) || sendpacket_gbit(ifp, m) ){
> -            /* Not enough resources */
> -
> -            /* Since we have taken the mbuf out of the "send chain"
> -             * we must remember to use that next time we come back.
> -             * or else we have dropped a packet.
> -             */
> -            sc->next_tx_mbuf = m;
> -
> -            /* Not enough resources, enable interrupt for transmissions
> -             * this way we will be informed when more TX-descriptors are
> -             * available.
> -             */
> -            if ( first ){
> -                first = 0;
> -                SPIN_LOCK_IRQ(&sc->devlock, flags);
> -                ifp->if_flags |= IFF_OACTIVE;
> -                sc->regs->ctrl |= GRETH_CTRL_TXIRQ;
> -                SPIN_UNLOCK_IRQ(&sc->devlock, flags);
> -
> -                /* We must check again to be sure that we didn't
> -                 * miss an interrupt (if a packet was sent just before
> -                 * enabling interrupts)
> -                 */
> -                continue;
> -            }
> -
> -            return -1;
> -        }else{
> -            /* Sent Ok, proceed to process more packets if available */
> -        }
> -    }
> -    return 0;
> -}
> -
> -int greth_process_tx(struct greth_softc *sc)
> -{
> -    struct ifnet *ifp = &sc->arpcom.ac_if;
> -    struct mbuf *m;
> -    SPIN_IRQFLAGS(flags);
> -    int first=1;
> -
> -    /*
> -     * Send packets till queue is empty
> -     */
> -    for (;;){
> -        if ( sc->next_tx_mbuf ){
> -            /* Get packet we tried but failed to transmit last time */
> -            m = sc->next_tx_mbuf;
> -            sc->next_tx_mbuf = NULL; /* Mark packet taken */
> -        }else{
> -            /*
> -             * Get the next mbuf chain to transmit from Stack.
> -             */
> -            IF_DEQUEUE (&ifp->if_snd, m);
> -            if (!m){
> -                /* Hardware has sent all schedule packets, this
> -                 * makes the stack enter at greth_start next time
> -                 * a packet is to be sent.
> -                 */
> -                ifp->if_flags &= ~IFF_OACTIVE;
> -                break;
> -            }
> -        }
> -
> -        /* Try to send packet, failed if it a non-zero number is
> returned. */
> -        if ( sendpacket(ifp, m) ){
> -            /* Not enough resources */
> -
> -            /* Since we have taken the mbuf out of the "send chain"
> -             * we must remember to use that next time we come back.
> -             * or else we have dropped a packet.
> -             */
> -            sc->next_tx_mbuf = m;
> -
> -            /* Not enough resources, enable interrupt for transmissions
> -             * this way we will be informed when more TX-descriptors are
> -             * available.
> -             */
> -            if ( first ){
> -                first = 0;
> -                SPIN_LOCK_IRQ(&sc->devlock, flags);
> -                ifp->if_flags |= IFF_OACTIVE;
> -                sc->regs->ctrl |= GRETH_CTRL_TXIRQ;
> -                SPIN_UNLOCK_IRQ(&sc->devlock, flags);
> -
> -                /* We must check again to be sure that we didn't
> -                 * miss an interrupt (if a packet was sent just before
> -                 * enabling interrupts)
> -                 */
> -                continue;
> -            }
> -
> -            return -1;
> -        }else{
> -            /* Sent Ok, proceed to process more packets if available */
> -        }
> -    }
> -    return 0;
> -}
> -
> -static void
> -greth_start (struct ifnet *ifp)
> -{
> -    struct greth_softc *sc = ifp->if_softc;
> -
> -    if ( ifp->if_flags & IFF_OACTIVE )
> -            return;
> -
> -    if ( sc->gbit_mac ){
> -        /* No use trying to handle this if we are waiting on GRETH
> -         * to send the previously scheduled packets.
> -         */
> -
> -        greth_process_tx_gbit(sc);
> -    }else{
> -        greth_process_tx(sc);
> -    }
> -
> -}
> -
> -/*
> - * Initialize and start the device
> - */
> -static void
> -greth_init (void *arg)
> -{
> -    struct greth_softc *sc = arg;
> -    struct ifnet *ifp = &sc->arpcom.ac_if;
> -    char name[4] = {'E', 'T', 'H', '0'};
> -
> -    if (sc->daemonTid == 0)
> -      {
> -          /*
> -           * Start driver tasks
> -           */
> -          name[3] += sc->minor;
> -          sc->daemonTid = rtems_bsdnet_newproc (name, 4096,
> -                                                greth_Daemon, sc);
> -
> -          /*
> -           * Set up GRETH hardware
> -           */
> -          greth_initialize_hardware (sc);
> -      }
> -
> -    /*
> -     * Setup promiscous/multi-cast MAC address filters if user enabled it
> -     */
> -    greth_mac_filter_set(sc);
> -
> -    /*
> -     * Tell the world that we're running.
> -     */
> -    ifp->if_flags |= IFF_RUNNING;
> -}
> -
> -/*
> - * Stop the device
> - */
> -static void
> -greth_stop (struct greth_softc *sc)
> -{
> -    struct ifnet *ifp = &sc->arpcom.ac_if;
> -    SPIN_IRQFLAGS(flags);
> -    unsigned int speed;
> -
> -    SPIN_LOCK_IRQ(&sc->devlock, flags);
> -    ifp->if_flags &= ~IFF_RUNNING;
> -
> -    speed = sc->regs->ctrl & (GRETH_CTRL_GB | GRETH_CTRL_SP |
> GRETH_CTRL_FULLD);
> -
> -    /* RX/TX OFF */
> -    sc->regs->ctrl = GRETH_CTRL_DD | GRETH_CTRL_ED | speed;
> -    /* Reset ON */
> -    if (sc->greth_rst)
> -        sc->regs->ctrl = GRETH_CTRL_RST | GRETH_CTRL_DD | GRETH_CTRL_ED |
> speed;
> -    /* Reset OFF and restore link settings previously detected if any */
> -    sc->regs->ctrl = GRETH_CTRL_DD | sc->edcl_dis | speed;
> -    SPIN_UNLOCK_IRQ(&sc->devlock, flags);
> -
> -    sc->next_tx_mbuf = NULL;
> -}
> -
> -
> -/*
> - * Show interface statistics
> - */
> -static void
> -greth_stats (struct greth_softc *sc)
> -{
> -  printf ("      Rx Interrupts:%-8lu", sc->rxInterrupts);
> -  printf ("      Rx Packets:%-8lu", sc->rxPackets);
> -  printf ("          Length:%-8lu", sc->rxLengthError);
> -  printf ("       Non-octet:%-8lu\n", sc->rxNonOctet);
> -  printf ("            Bad CRC:%-8lu", sc->rxBadCRC);
> -  printf ("         Overrun:%-8lu", sc->rxOverrun);
> -  printf ("      Tx Interrupts:%-8lu", sc->txInterrupts);
> -  printf ("      Maximal Frags:%-8d", sc->max_fragsize);
> -  printf ("      GBIT MAC:%-8d", sc->gbit_mac);
> -}
> -
> -/*
> - * Driver ioctl handler
> - */
> -static int
> -greth_ioctl (struct ifnet *ifp, ioctl_command_t command, caddr_t data)
> -{
> -    struct greth_softc *sc = ifp->if_softc;
> -    int error = 0;
> -    struct ifreq *ifr;
> -
> -    switch (command)
> -      {
> -      case SIOCGIFADDR:
> -      case SIOCSIFADDR:
> -         ether_ioctl (ifp, command, data);
> -         break;
> -
> -      case SIOCSIFFLAGS:
> -         switch (ifp->if_flags & (IFF_UP | IFF_RUNNING))
> -           {
> -           case IFF_RUNNING:
> -               greth_stop (sc);
> -                break;
> -
> -           case IFF_UP:
> -               greth_init (sc);
> -               break;
> -
> -           case IFF_UP | IFF_RUNNING:
> -               greth_stop (sc);
> -               greth_init (sc);
> -               break;
> -       default:
> -               break;
> -           }
> -         break;
> -
> -      case SIO_RTEMS_SHOW_STATS:
> -         greth_stats (sc);
> -         break;
> -
> -         /*
> -          * Multicast commands: Enabling/disabling filtering of MAC
> addresses
> -          */
> -      case SIOCADDMULTI:
> -      case SIOCDELMULTI:
> -      ifr = (struct ifreq *)data;
> -      if (command == SIOCADDMULTI) {
> -        error = ether_addmulti(ifr, &sc->arpcom);
> -      } else {
> -        error = ether_delmulti(ifr, &sc->arpcom);
> -      }
> -      if (error == ENETRESET) {
> -        error = greth_mac_filter_set(sc);
> -      }
> -      break;
> -
> -      default:
> -         error = EINVAL;
> -         break;
> -      }
> -
> -    return error;
> -}
> -
> -/*
> - * Attach an GRETH driver to the system
> - */
> -static int
> -greth_interface_driver_attach (
> -    struct rtems_bsdnet_ifconfig *config,
> -    int attach
> -    )
> -{
> -    struct greth_softc *sc;
> -    struct ifnet *ifp;
> -    int mtu;
> -    int unitNumber;
> -    char *unitName;
> -
> -      /* parse driver name */
> -    if ((unitNumber = rtems_bsdnet_parse_driver_name (config, &unitName))
> < 0)
> -       return 0;
> -
> -    sc = config->drv_ctrl;
> -    ifp = &sc->arpcom.ac_if;
> -#ifdef GRETH_DEBUG
> -    printf("GRETH[%d]: %s, sc %p, dev %p on %s\n", unitNumber,
> config->ip_address, sc, sc->dev, sc->dev->parent->dev->name);
> -#endif
> -    if (config->hardware_address)
> -      {
> -         memcpy (sc->arpcom.ac_enaddr, config->hardware_address,
> -                 ETHER_ADDR_LEN);
> -      }
> -    else
> -      {
> -         memset (sc->arpcom.ac_enaddr, 0x08, ETHER_ADDR_LEN);
> -      }
> -
> -    if (config->mtu)
> -       mtu = config->mtu;
> -    else
> -       mtu = ETHERMTU;
> -
> -    sc->acceptBroadcast = !config->ignore_broadcast;
> -
> -    /*
> -     * Set up network interface values
> -     */
> -    ifp->if_softc = sc;
> -    ifp->if_unit = unitNumber;
> -    ifp->if_name = unitName;
> -    ifp->if_mtu = mtu;
> -    ifp->if_init = greth_init;
> -    ifp->if_ioctl = greth_ioctl;
> -    ifp->if_start = greth_start;
> -    ifp->if_output = ether_output;
> -    ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX;
> -    if (sc->mc_available)
> -        ifp->if_flags |= IFF_MULTICAST;
> -    if (ifp->if_snd.ifq_maxlen == 0)
> -       ifp->if_snd.ifq_maxlen = ifqmaxlen;
> -
> -    /*
> -     * Attach the interface
> -     */
> -    if_attach (ifp);
> -    ether_ifattach (ifp);
> -
> -#ifdef GRETH_DEBUG
> -    printf ("GRETH : driver has been attached\n");
> -#endif
> -    return 1;
> -}
> -
> -/******************* Driver manager interface ***********************/
> -
> -/* Driver prototypes */
> -int greth_register_io(rtems_device_major_number *m);
> -int greth_device_init(struct greth_softc *sc);
> -int network_interface_add(struct rtems_bsdnet_ifconfig *interface);
> -
> -#ifdef GRETH_INFO_AVAIL
> -static int greth_info(
> -       struct drvmgr_dev *dev,
> -       void (*print_line)(void *p, char *str),
> -       void *p, int argc, char *argv[]);
> -#define GRETH_INFO_FUNC greth_info
> -#else
> -#define GRETH_INFO_FUNC NULL
> -#endif
> -
> -int greth_init2(struct drvmgr_dev *dev);
> -int greth_init3(struct drvmgr_dev *dev);
> -
> -struct drvmgr_drv_ops greth_ops =
> -{
> -       .init   =
> -               {
> -                       NULL,
> -                       greth_init2,
> -                       greth_init3,
> -                       NULL
> -               },
> -       .remove = NULL,
> -       .info = GRETH_INFO_FUNC,
> -};
> -
> -struct amba_dev_id greth_ids[] =
> -{
> -       {VENDOR_GAISLER, GAISLER_ETHMAC},
> -       {0, 0}          /* Mark end of table */
> -};
> -
> -struct amba_drv_info greth_drv_info =
> -{
> -       {
> -               DRVMGR_OBJ_DRV,                 /* Driver */
> -               NULL,                           /* Next driver */
> -               NULL,                           /* Device list */
> -               DRIVER_AMBAPP_GAISLER_GRETH_ID, /* Driver ID */
> -               "GRETH_DRV",                    /* Driver Name */
> -               DRVMGR_BUS_TYPE_AMBAPP,         /* Bus Type */
> -               &greth_ops,
> -               NULL,                           /* Funcs */
> -               0,                              /* No devices yet */
> -               0,
> -       },
> -       &greth_ids[0]
> -};
> -
> -void greth_register_drv (void)
> -{
> -       DBG("Registering GRETH driver\n");
> -       drvmgr_drv_register(&greth_drv_info.general);
> -}
> -
> -int greth_init2(struct drvmgr_dev *dev)
> -{
> -       struct greth_softc *priv;
> -
> -       DBG("GRETH[%d] on bus %s\n", dev->minor_drv,
> dev->parent->dev->name);
> -       priv = dev->priv = grlib_calloc(1, sizeof(*priv));
> -       if ( !priv )
> -               return DRVMGR_NOMEM;
> -       priv->dev = dev;
> -
> -       /* This core will not find other cores, so we wait for init3() */
> -
> -       return DRVMGR_OK;
> -}
> -
> -int greth_init3(struct drvmgr_dev *dev)
> -{
> -    struct greth_softc *sc;
> -    struct rtems_bsdnet_ifconfig *ifp;
> -    rtems_status_code status;
> -
> -    sc = dev->priv;
> -    sprintf(sc->devName, "gr_eth%d", (dev->minor_drv+1));
> -
> -    /* Init GRETH device */
> -    if ( greth_device_init(sc) ) {
> -        printk("GRETH: Failed to init device\n");
> -        return DRVMGR_FAIL;
> -    }
> -
> -    /* Initialize Spin-lock for GRSPW Device. This is to protect
> -     * CTRL and DMACTRL registers from ISR.
> -     */
> -    SPIN_INIT(&sc->devlock, sc->devName);
> -
> -    /* Register GRETH device as an Network interface */
> -    ifp = grlib_calloc(1, sizeof(*ifp));
> -
> -    ifp->name = sc->devName;
> -    ifp->drv_ctrl = sc;
> -    ifp->attach = greth_interface_driver_attach;
> -
> -    status = network_interface_add(ifp);
> -    if (status != 0) {
> -        return DRVMGR_FAIL;
> -    }
> -
> -    return DRVMGR_OK;
> -}
> -
> -int greth_device_init(struct greth_softc *sc)
> -{
> -    struct amba_dev_info *ambadev;
> -    struct ambapp_core *pnpinfo;
> -    union drvmgr_key_value *value;
> -    unsigned int speed;
> -    int i, nrd;
> -
> -    /* Get device information from AMBA PnP information */
> -    ambadev = (struct amba_dev_info *)sc->dev->businfo;
> -    if ( ambadev == NULL ) {
> -        return -1;
> -    }
> -    pnpinfo = &ambadev->info;
> -    sc->regs = (greth_regs *)pnpinfo->apb_slv->start;
> -    sc->minor = sc->dev->minor_drv;
> -    sc->greth_rst = 1;
> -
> -    /* Remember EDCL enabled/disable state before reset */
> -    sc->edcl_dis = sc->regs->ctrl & GRETH_CTRL_ED;
> -
> -    /* Default is to inherit EDCL Disable bit from HW. User can force
> En/Dis */
> -    value = drvmgr_dev_key_get(sc->dev, "edclDis", DRVMGR_KT_INT);
> -    if ( value ) {
> -        /* Force EDCL mode. Has an effect later when GRETH+PHY is
> initialized */
> -        if (value->i > 0) {
> -            sc->edcl_dis = GRETH_CTRL_ED;
> -        } else {
> -            /* Default to avoid soft-reset the GRETH when EDCL is forced
> */
> -            sc->edcl_dis = 0;
> -            sc->greth_rst = 0;
> -       }
> -    }
> -
> -    /* let user control soft-reset of GRETH (for debug) */
> -    value = drvmgr_dev_key_get(sc->dev, "soft-reset", DRVMGR_KT_INT);
> -    if ( value) {
> -        sc->greth_rst = value->i ? 1 : 0;
> -    }
> -
> -    /* clear control register and reset NIC and keep current speed modes.
> -     * This should be done as quick as possible during startup, this is to
> -     * stop DMA transfers after a reboot.
> -     *
> -     * When EDCL is forced enabled reset is skipped, disabling RX/TX DMA
> is
> -     * is enough during debug.
> -     */
> -    speed = sc->regs->ctrl & (GRETH_CTRL_GB | GRETH_CTRL_SP |
> GRETH_CTRL_FULLD);
> -    sc->regs->ctrl = GRETH_CTRL_DD | GRETH_CTRL_ED | speed;
> -    if (sc->greth_rst)
> -        sc->regs->ctrl = GRETH_CTRL_RST | GRETH_CTRL_DD | GRETH_CTRL_ED |
> speed;
> -    sc->regs->ctrl = GRETH_CTRL_DD | sc->edcl_dis | speed;
> -
> -    /* Configure driver by overriding default config with the bus
> resources
> -     * configured by the user
> -     */
> -    sc->txbufs = 32;
> -    sc->rxbufs = 32;
> -    sc->phyaddr = -1;
> -
> -    /* Probe the number of descriptors available the */
> -    nrd = (sc->regs->status & GRETH_STATUS_NRD) >> 24;
> -    for (sc->num_descs = 128, i = 0; i < nrd; i++)
> -        sc->num_descs = sc->num_descs * 2;
> -
> -    value = drvmgr_dev_key_get(sc->dev, "txDescs", DRVMGR_KT_INT);
> -    if ( value && (value->i <= sc->num_descs) )
> -        sc->txbufs = value->i;
> -
> -    value = drvmgr_dev_key_get(sc->dev, "rxDescs", DRVMGR_KT_INT);
> -    if ( value && (value->i <= sc->num_descs) )
> -        sc->rxbufs = value->i;
> -
> -    value = drvmgr_dev_key_get(sc->dev, "phyAdr", DRVMGR_KT_INT);
> -    if ( value && (value->i < 32) )
> -        sc->phyaddr = value->i;
> -
> -    value = drvmgr_dev_key_get(sc->dev, "advModes", DRVMGR_KT_INT);
> -    if ( value )
> -        sc->advmodes = value->i;
> -
> -    /* Check if multicast support is available */
> -    sc->mc_available = sc->regs->ctrl & GRETH_CTRL_MC;
> -
> -    return 0;
> -}
> -
> -#ifdef GRETH_INFO_AVAIL
> -static int greth_info(
> -       struct drvmgr_dev *dev,
> -       void (*print_line)(void *p, char *str),
> -       void *p, int argc, char *argv[])
> -{
> -       struct greth_softc *sc;
> -       char buf[64];
> -
> -       if (dev->priv == NULL)
> -               return -DRVMGR_EINVAL;
> -       sc = dev->priv;
> -
> -       sprintf(buf, "IFACE NAME:  %s", sc->devName);
> -       print_line(p, buf);
> -       sprintf(buf, "GBIT MAC:    %s", sc->gbit_mac ? "YES" : "NO");
> -       print_line(p, buf);
> -
> -       return DRVMGR_OK;
> -}
> -#endif
> -
> -#endif
> diff --git a/spec/build/bsps/objgrlib.yml b/spec/build/bsps/objgrlib.yml
> index 4935c7b599..3d12f6d122 100644
> --- a/spec/build/bsps/objgrlib.yml
> +++ b/spec/build/bsps/objgrlib.yml
> @@ -44,7 +44,6 @@ install:
>    - bsps/include/grlib/grascs.h
>    - bsps/include/grlib/grcan.h
>    - bsps/include/grlib/grctm.h
> -  - bsps/include/grlib/greth.h
>    - bsps/include/grlib/grgpio.h
>    - bsps/include/grlib/griommu.h
>    - bsps/include/grlib/grlib.h
> @@ -64,7 +63,6 @@ install:
>    - bsps/include/grlib/l4stat.h
>    - bsps/include/grlib/mctrl.h
>    - bsps/include/grlib/memscrub.h
> -  - bsps/include/grlib/network_interface_add.h
>    - bsps/include/grlib/occan.h
>    - bsps/include/grlib/pcif.h
>    - bsps/include/grlib/satcan.h
> diff --git a/spec/build/bsps/powerpc/beatnik/bspbeatnik.yml
> b/spec/build/bsps/powerpc/beatnik/bspbeatnik.yml
> index 417d972f1c..df58b6d5da 100644
> --- a/spec/build/bsps/powerpc/beatnik/bspbeatnik.yml
> +++ b/spec/build/bsps/powerpc/beatnik/bspbeatnik.yml
> @@ -25,9 +25,6 @@ install:
>    - bsps/powerpc/beatnik/include/bsp/gtintrreg.h
>    - bsps/powerpc/beatnik/include/bsp/gtpcireg.h
>    - bsps/powerpc/beatnik/include/bsp/gtreg.h
> -  - bsps/powerpc/beatnik/include/bsp/if_em_pub.h
> -  - bsps/powerpc/beatnik/include/bsp/if_gfe_pub.h
> -  - bsps/powerpc/beatnik/include/bsp/if_mve_pub.h
>    - bsps/powerpc/beatnik/include/bsp/irq.h
>  - destination: ${BSP_LIBDIR}
>    source:
> --
> 2.26.2
>
>
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