X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fnet%2Fdm9000x.c;h=93c6667bca9a5773d9f5efefc049bc80b1b35e67;hb=9c0da76220b4010b756c76d6fbbcf66d6b3d8dfd;hp=efe913589f2463f320dc7439ec9cc9ba89dec564;hpb=bec9cab9291bb221714d559a44fe37669a8ca604;p=karo-tx-uboot.git diff --git a/drivers/net/dm9000x.c b/drivers/net/dm9000x.c index efe913589f..93c6667bca 100644 --- a/drivers/net/dm9000x.c +++ b/drivers/net/dm9000x.c @@ -4,15 +4,7 @@ A Davicom DM9000 ISA NIC fast Ethernet driver for Linux. Copyright (C) 1997 Sten Wang - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + * SPDX-License-Identifier: GPL-2.0+ (C)Copyright 1997-1998 DAVICOM Semiconductor,Inc. All Rights Reserved. @@ -25,7 +17,7 @@ V0.11 06/20/2001 REG_0A bit3=1, default enable BP with DA match R17 = (R17 & 0xfff0) | NF v1.00 modify by simon 2001.9.5 - change for kernel 2.4.x + change for kernel 2.4.x v1.1 11/09/2001 fix force mode bug @@ -75,7 +67,7 @@ TODO: external MII is not functional, only internal at the moment. #define DM9000_DMP_PACKET(func,packet,length) \ do { \ int i; \ - printf(func ": length: %d\n", length); \ + printf("%s: length: %d\n", func, length); \ for (i = 0; i < length; i++) { \ if (i % 8 == 0) \ printf("\n%s: %02x: ", func, i); \ @@ -110,19 +102,27 @@ static board_info_t dm9000_info; /* function declaration ------------------------------------- */ static int dm9000_probe(void); -static u16 phy_read(int); -static void phy_write(int, u16); +static u16 dm9000_phy_read(int); +static void dm9000_phy_write(int, u16); static u8 DM9000_ior(int); static void DM9000_iow(int reg, u8 value); /* DM9000 network board routine ---------------------------- */ - -#define DM9000_outb(d,r) ( *(volatile u8 *)r = d ) -#define DM9000_outw(d,r) ( *(volatile u16 *)r = d ) -#define DM9000_outl(d,r) ( *(volatile u32 *)r = d ) -#define DM9000_inb(r) (*(volatile u8 *)r) -#define DM9000_inw(r) (*(volatile u16 *)r) -#define DM9000_inl(r) (*(volatile u32 *)r) +#ifndef CONFIG_DM9000_BYTE_SWAPPED +#define DM9000_outb(d,r) writeb(d, (volatile u8 *)(r)) +#define DM9000_outw(d,r) writew(d, (volatile u16 *)(r)) +#define DM9000_outl(d,r) writel(d, (volatile u32 *)(r)) +#define DM9000_inb(r) readb((volatile u8 *)(r)) +#define DM9000_inw(r) readw((volatile u16 *)(r)) +#define DM9000_inl(r) readl((volatile u32 *)(r)) +#else +#define DM9000_outb(d, r) __raw_writeb(d, r) +#define DM9000_outw(d, r) __raw_writew(d, r) +#define DM9000_outl(d, r) __raw_writel(d, r) +#define DM9000_inb(r) __raw_readb(r) +#define DM9000_inw(r) __raw_readw(r) +#define DM9000_inl(r) __raw_readl(r) +#endif #ifdef CONFIG_DM9000_DEBUG static void @@ -284,7 +284,6 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd) int i, oft, lnk; u8 io_mode; struct board_info *db = &dm9000_info; - uchar enetaddr[6]; DM9000_DBG("%s\n", __func__); @@ -342,20 +341,14 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd) /* Clear interrupt status */ DM9000_iow(DM9000_ISR, ISR_ROOS | ISR_ROS | ISR_PTS | ISR_PRS); - /* Set Node address */ - if (!eth_getenv_enetaddr("ethaddr", enetaddr)) { -#if !defined(CONFIG_DM9000_NO_SROM) - for (i = 0; i < 3; i++) - dm9000_read_srom_word(i, enetaddr + 2 * i); - eth_setenv_enetaddr("ethaddr", enetaddr); -#endif + printf("MAC: %pM\n", dev->enetaddr); + if (!is_valid_ethaddr(dev->enetaddr)) { + printf("WARNING: Bad MAC address (uninitialized EEPROM?)\n"); } - printf("MAC: %pM\n", enetaddr); - /* fill device MAC address registers */ for (i = 0, oft = DM9000_PAR; i < 6; i++, oft++) - DM9000_iow(oft, enetaddr[i]); + DM9000_iow(oft, dev->enetaddr[i]); for (i = 0, oft = 0x16; i < 8; i++, oft++) DM9000_iow(oft, 0xff); @@ -371,7 +364,7 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd) DM9000_iow(DM9000_IMR, IMR_PAR); i = 0; - while (!(phy_read(1) & 0x20)) { /* autonegation complete bit */ + while (!(dm9000_phy_read(1) & 0x20)) { /* autonegation complete bit */ udelay(1000); i++; if (i == 10000) { @@ -381,7 +374,7 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd) } /* see what we've got */ - lnk = phy_read(17) >> 12; + lnk = dm9000_phy_read(17) >> 12; printf("operating at "); switch (lnk) { case 1: @@ -408,8 +401,7 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd) Hardware start transmission. Send a packet to media from the upper layer. */ -static int dm9000_send(struct eth_device *netdev, volatile void *packet, - int length) +static int dm9000_send(struct eth_device *netdev, void *packet, int length) { int tmo; struct board_info *db = &dm9000_info; @@ -455,7 +447,7 @@ static void dm9000_halt(struct eth_device *netdev) DM9000_DBG("%s\n", __func__); /* RESET devie */ - phy_write(0, 0x8000); /* PHY RESET */ + dm9000_phy_write(0, 0x8000); /* PHY RESET */ DM9000_iow(DM9000_GPR, 0x01); /* Power-Down PHY */ DM9000_iow(DM9000_IMR, 0x80); /* Disable all interrupt */ DM9000_iow(DM9000_RCR, 0x00); /* Disable RX */ @@ -466,7 +458,8 @@ static void dm9000_halt(struct eth_device *netdev) */ static int dm9000_rx(struct eth_device *netdev) { - u8 rxbyte, *rdptr = (u8 *) NetRxPackets[0]; + u8 rxbyte; + u8 *rdptr = (u8 *)net_rx_packets[0]; u16 RxStatus, RxLen = 0; struct board_info *db = &dm9000_info; @@ -527,7 +520,7 @@ static int dm9000_rx(struct eth_device *netdev) DM9000_DMP_PACKET(__func__ , rdptr, RxLen); DM9000_DBG("passing packet to upper layer\n"); - NetReceive(NetRxPackets[0], RxLen); + net_process_received_packet(net_rx_packets[0], RxLen); } } return 0; @@ -558,6 +551,15 @@ void dm9000_write_srom_word(int offset, u16 val) } #endif +static void dm9000_get_enetaddr(struct eth_device *dev) +{ +#if !defined(CONFIG_DM9000_NO_SROM) + int i; + for (i = 0; i < 3; i++) + dm9000_read_srom_word(i, dev->enetaddr + (2 * i)); +#endif +} + /* Read a byte from I/O port */ @@ -582,7 +584,7 @@ DM9000_iow(int reg, u8 value) Read a word from phyxcer */ static u16 -phy_read(int reg) +dm9000_phy_read(int reg) { u16 val; @@ -594,7 +596,7 @@ phy_read(int reg) val = (DM9000_ior(DM9000_EPDRH) << 8) | DM9000_ior(DM9000_EPDRL); /* The read data keeps on REG_0D & REG_0E */ - DM9000_DBG("phy_read(0x%x): 0x%x\n", reg, val); + DM9000_DBG("dm9000_phy_read(0x%x): 0x%x\n", reg, val); return val; } @@ -602,7 +604,7 @@ phy_read(int reg) Write a word to phyxcer */ static void -phy_write(int reg, u16 value) +dm9000_phy_write(int reg, u16 value) { /* Fill the phyxcer register into REG_0C */ @@ -614,18 +616,21 @@ phy_write(int reg, u16 value) DM9000_iow(DM9000_EPCR, 0xa); /* Issue phyxcer write command */ udelay(500); /* Wait write complete */ DM9000_iow(DM9000_EPCR, 0x0); /* Clear phyxcer write command */ - DM9000_DBG("phy_write(reg:0x%x, value:0x%x)\n", reg, value); + DM9000_DBG("dm9000_phy_write(reg:0x%x, value:0x%x)\n", reg, value); } int dm9000_initialize(bd_t *bis) { struct eth_device *dev = &(dm9000_info.netdev); + /* Load MAC address from EEPROM */ + dm9000_get_enetaddr(dev); + dev->init = dm9000_init; dev->halt = dm9000_halt; dev->send = dm9000_send; dev->recv = dm9000_rx; - sprintf(dev->name, "dm9000"); + strcpy(dev->name, "dm9000"); eth_register(dev);