/* * Combined Ethernet driver for Motorola MPC8xx and MPC82xx. * * Copyright (c) 2003 Intracom S.A. * by Pantelis Antoniou <panto@intracom.gr> * * 2005 (c) MontaVista Software, Inc. * Vitaly Bordug <vbordug@ru.mvista.com> * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any * kind, whether express or implied. */ #include <linux/config.h> #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/string.h> #include <linux/ptrace.h> #include <linux/errno.h> #include <linux/ioport.h> #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/spinlock.h> #include <linux/mii.h> #include <linux/ethtool.h> #include <linux/bitops.h> #include <asm/pgtable.h> #include <asm/irq.h> #include <asm/uaccess.h> #include "fs_enet.h" static const u16 mii_regs[7] = { 0x3100, 0x786d, 0x0fff, 0x0fff, 0x01e1, 0x45e1, 0x0003, }; static int mii_read(struct fs_enet_mii_bus *bus, int phy_id, int location) { int ret = 0; if ((unsigned int)location >= ARRAY_SIZE(mii_regs)) return -1; if (location != 5) ret = mii_regs[location]; else ret = bus->fixed.lpa; return ret; } static void mii_write(struct fs_enet_mii_bus *bus, int phy_id, int location, int val) { /* do nothing */ } int fs_mii_fixed_init(struct fs_enet_mii_bus *bus) { const struct fs_mii_bus_info *bi = bus->bus_info; bus->fixed.lpa = 0x45e1; /* default 100Mb, full duplex */ /* if speed is fixed at 10Mb, remove 100Mb modes */ if (bi->i.fixed.speed == 10) bus->fixed.lpa &= ~LPA_100; /* if duplex is half, remove full duplex modes */ if (bi->i.fixed.duplex == 0) bus->fixed.lpa &= ~LPA_DUPLEX; bus->mii_read = mii_read; bus->mii_write = mii_write; return 0; }