diff options
Diffstat (limited to 'drivers/net/ethernet/fujitsu/fmvj18x_cs.c')
| -rw-r--r-- | drivers/net/ethernet/fujitsu/fmvj18x_cs.c | 1187 |
1 files changed, 1187 insertions, 0 deletions
diff --git a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c new file mode 100644 index 00000000000..15416752c13 --- /dev/null +++ b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c @@ -0,0 +1,1187 @@ +/*====================================================================== + fmvj18x_cs.c 2.8 2002/03/23 + + A fmvj18x (and its compatibles) PCMCIA client driver + + Contributed by Shingo Fujimoto, shingo@flab.fujitsu.co.jp + + TDK LAK-CD021 and CONTEC C-NET(PC)C support added by + Nobuhiro Katayama, kata-n@po.iijnet.or.jp + + The PCMCIA client code is based on code written by David Hinds. + Network code is based on the "FMV-18x driver" by Yutaka TAMIYA + but is actually largely Donald Becker's AT1700 driver, which + carries the following attribution: + + Written 1993-94 by Donald Becker. + + Copyright 1993 United States Government as represented by the + Director, National Security Agency. + + This software may be used and distributed according to the terms + of the GNU General Public License, incorporated herein by reference. + + The author may be reached as becker@scyld.com, or C/O + Scyld Computing Corporation + 410 Severn Ave., Suite 210 + Annapolis MD 21403 + +======================================================================*/ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#define DRV_NAME "fmvj18x_cs" +#define DRV_VERSION "2.9" + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/ptrace.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/interrupt.h> +#include <linux/in.h> +#include <linux/delay.h> +#include <linux/ethtool.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/if_arp.h> +#include <linux/ioport.h> +#include <linux/crc32.h> + +#include <pcmcia/cistpl.h> +#include <pcmcia/ciscode.h> +#include <pcmcia/ds.h> + +#include <asm/uaccess.h> +#include <asm/io.h> +#include <asm/system.h> + +/*====================================================================*/ + +/* Module parameters */ + +MODULE_DESCRIPTION("fmvj18x and compatible PCMCIA ethernet driver"); +MODULE_LICENSE("GPL"); + +#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0) + +/* SRAM configuration */ +/* 0:4KB*2 TX buffer else:8KB*2 TX buffer */ +INT_MODULE_PARM(sram_config, 0); + + +/*====================================================================*/ +/* + PCMCIA event handlers + */ +static int fmvj18x_config(struct pcmcia_device *link); +static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id); +static int fmvj18x_setup_mfc(struct pcmcia_device *link); +static void fmvj18x_release(struct pcmcia_device *link); +static void fmvj18x_detach(struct pcmcia_device *p_dev); + +/* + LAN controller(MBH86960A) specific routines + */ +static int fjn_config(struct net_device *dev, struct ifmap *map); +static int fjn_open(struct net_device *dev); +static int fjn_close(struct net_device *dev); +static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, + struct net_device *dev); +static irqreturn_t fjn_interrupt(int irq, void *dev_id); +static void fjn_rx(struct net_device *dev); +static void fjn_reset(struct net_device *dev); +static void set_rx_mode(struct net_device *dev); +static void fjn_tx_timeout(struct net_device *dev); +static const struct ethtool_ops netdev_ethtool_ops; + +/* + card type + */ +typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN, + XXX10304, NEC, KME +} cardtype_t; + +/* + driver specific data structure +*/ +typedef struct local_info_t { + struct pcmcia_device *p_dev; + long open_time; + uint tx_started:1; + uint tx_queue; + u_short tx_queue_len; + cardtype_t cardtype; + u_short sent; + u_char __iomem *base; +} local_info_t; + +#define MC_FILTERBREAK 64 + +/*====================================================================*/ +/* + ioport offset from the base address + */ +#define TX_STATUS 0 /* transmit status register */ +#define RX_STATUS 1 /* receive status register */ +#define TX_INTR 2 /* transmit interrupt mask register */ +#define RX_INTR 3 /* receive interrupt mask register */ +#define TX_MODE 4 /* transmit mode register */ +#define RX_MODE 5 /* receive mode register */ +#define CONFIG_0 6 /* configuration register 0 */ +#define CONFIG_1 7 /* configuration register 1 */ + +#define NODE_ID 8 /* node ID register (bank 0) */ +#define MAR_ADR 8 /* multicast address registers (bank 1) */ + +#define DATAPORT 8 /* buffer mem port registers (bank 2) */ +#define TX_START 10 /* transmit start register */ +#define COL_CTRL 11 /* 16 collision control register */ +#define BMPR12 12 /* reserved */ +#define BMPR13 13 /* reserved */ +#define RX_SKIP 14 /* skip received packet register */ + +#define LAN_CTRL 16 /* LAN card control register */ + +#define MAC_ID 0x1a /* hardware address */ +#define UNGERMANN_MAC_ID 0x18 /* UNGERMANN-BASS hardware address */ + +/* + control bits + */ +#define ENA_TMT_OK 0x80 +#define ENA_TMT_REC 0x20 +#define ENA_COL 0x04 +#define ENA_16_COL 0x02 +#define ENA_TBUS_ERR 0x01 + +#define ENA_PKT_RDY 0x80 +#define ENA_BUS_ERR 0x40 +#define ENA_LEN_ERR 0x08 +#define ENA_ALG_ERR 0x04 +#define ENA_CRC_ERR 0x02 +#define ENA_OVR_FLO 0x01 + +/* flags */ +#define F_TMT_RDY 0x80 /* can accept new packet */ +#define F_NET_BSY 0x40 /* carrier is detected */ +#define F_TMT_OK 0x20 /* send packet successfully */ +#define F_SRT_PKT 0x10 /* short packet error */ +#define F_COL_ERR 0x04 /* collision error */ +#define F_16_COL 0x02 /* 16 collision error */ +#define F_TBUS_ERR 0x01 /* bus read error */ + +#define F_PKT_RDY 0x80 /* packet(s) in buffer */ +#define F_BUS_ERR 0x40 /* bus read error */ +#define F_LEN_ERR 0x08 /* short packet */ +#define F_ALG_ERR 0x04 /* frame error */ +#define F_CRC_ERR 0x02 /* CRC error */ +#define F_OVR_FLO 0x01 /* overflow error */ + +#define F_BUF_EMP 0x40 /* receive buffer is empty */ + +#define F_SKP_PKT 0x05 /* drop packet in buffer */ + +/* default bitmaps */ +#define D_TX_INTR ( ENA_TMT_OK ) +#define D_RX_INTR ( ENA_PKT_RDY | ENA_LEN_ERR \ + | ENA_ALG_ERR | ENA_CRC_ERR | ENA_OVR_FLO ) +#define TX_STAT_M ( F_TMT_RDY ) +#define RX_STAT_M ( F_PKT_RDY | F_LEN_ERR \ + | F_ALG_ERR | F_CRC_ERR | F_OVR_FLO ) + +/* commands */ +#define D_TX_MODE 0x06 /* no tests, detect carrier */ +#define ID_MATCHED 0x02 /* (RX_MODE) */ +#define RECV_ALL 0x03 /* (RX_MODE) */ +#define CONFIG0_DFL 0x5a /* 16bit bus, 4K x 2 Tx queues */ +#define CONFIG0_DFL_1 0x5e /* 16bit bus, 8K x 2 Tx queues */ +#define CONFIG0_RST 0xda /* Data Link Controller off (CONFIG_0) */ +#define CONFIG0_RST_1 0xde /* Data Link Controller off (CONFIG_0) */ +#define BANK_0 0xa0 /* bank 0 (CONFIG_1) */ +#define BANK_1 0xa4 /* bank 1 (CONFIG_1) */ +#define BANK_2 0xa8 /* bank 2 (CONFIG_1) */ +#define CHIP_OFF 0x80 /* contrl chip power off (CONFIG_1) */ +#define DO_TX 0x80 /* do transmit packet */ +#define SEND_PKT 0x81 /* send a packet */ +#define AUTO_MODE 0x07 /* Auto skip packet on 16 col detected */ +#define MANU_MODE 0x03 /* Stop and skip packet on 16 col */ +#define TDK_AUTO_MODE 0x47 /* Auto skip packet on 16 col detected */ +#define TDK_MANU_MODE 0x43 /* Stop and skip packet on 16 col */ +#define INTR_OFF 0x0d /* LAN controller ignores interrupts */ +#define INTR_ON 0x1d /* LAN controller will catch interrupts */ + +#define TX_TIMEOUT ((400*HZ)/1000) + +#define BANK_0U 0x20 /* bank 0 (CONFIG_1) */ +#define BANK_1U 0x24 /* bank 1 (CONFIG_1) */ +#define BANK_2U 0x28 /* bank 2 (CONFIG_1) */ + +static const struct net_device_ops fjn_netdev_ops = { + .ndo_open = fjn_open, + .ndo_stop = fjn_close, + .ndo_start_xmit = fjn_start_xmit, + .ndo_tx_timeout = fjn_tx_timeout, + .ndo_set_config = fjn_config, + .ndo_set_rx_mode = set_rx_mode, + .ndo_change_mtu = eth_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +}; + +static int fmvj18x_probe(struct pcmcia_device *link) +{ + local_info_t *lp; + struct net_device *dev; + + dev_dbg(&link->dev, "fmvj18x_attach()\n"); + + /* Make up a FMVJ18x specific data structure */ + dev = alloc_etherdev(sizeof(local_info_t)); + if (!dev) + return -ENOMEM; + lp = netdev_priv(dev); + link->priv = dev; + lp->p_dev = link; + lp->base = NULL; + + /* The io structure describes IO port mapping */ + link->resource[0]->end = 32; + link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; + + /* General socket configuration */ + link->config_flags |= CONF_ENABLE_IRQ; + + dev->netdev_ops = &fjn_netdev_ops; + dev->watchdog_timeo = TX_TIMEOUT; + + SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + + return fmvj18x_config(link); +} /* fmvj18x_attach */ + +/*====================================================================*/ + +static void fmvj18x_detach(struct pcmcia_device *link) +{ + struct net_device *dev = link->priv; + + dev_dbg(&link->dev, "fmvj18x_detach\n"); + + unregister_netdev(dev); + + fmvj18x_release(link); + + free_netdev(dev); +} /* fmvj18x_detach */ + +/*====================================================================*/ + +static int mfc_try_io_port(struct pcmcia_device *link) +{ + int i, ret; + static const unsigned int serial_base[5] = + { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; + + for (i = 0; i < 5; i++) { + link->resource[1]->start = serial_base[i]; + link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8; + if (link->resource[1]->start == 0) { + link->resource[1]->end = 0; + pr_notice("out of resource for serial\n"); + } + ret = pcmcia_request_io(link); + if (ret == 0) + return ret; + } + return ret; +} + +static int ungermann_try_io_port(struct pcmcia_device *link) +{ + int ret; + unsigned int ioaddr; + /* + Ungermann-Bass Access/CARD accepts 0x300,0x320,0x340,0x360 + 0x380,0x3c0 only for ioport. + */ + for (ioaddr = 0x300; ioaddr < 0x3e0; ioaddr += 0x20) { + link->resource[0]->start = ioaddr; + ret = pcmcia_request_io(link); + if (ret == 0) { + /* calculate ConfigIndex value */ + link->config_index = + ((link->resource[0]->start & 0x0f0) >> 3) | 0x22; + return ret; + } + } + return ret; /* RequestIO failed */ +} + +static int fmvj18x_ioprobe(struct pcmcia_device *p_dev, void *priv_data) +{ + return 0; /* strange, but that's what the code did already before... */ +} + +static int fmvj18x_config(struct pcmcia_device *link) +{ + struct net_device *dev = link->priv; + local_info_t *lp = netdev_priv(dev); + int i, ret; + unsigned int ioaddr; + cardtype_t cardtype; + char *card_name = "unknown"; + u8 *buf; + size_t len; + u_char buggybuf[32]; + + dev_dbg(&link->dev, "fmvj18x_config\n"); + + link->io_lines = 5; + + len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf); + kfree(buf); + + if (len) { + /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */ + ret = pcmcia_loop_config(link, fmvj18x_ioprobe, NULL); + if (ret != 0) + goto failed; + + switch (link->manf_id) { + case MANFID_TDK: + cardtype = TDK; + if (link->card_id == PRODID_TDK_GN3410 || + link->card_id == PRODID_TDK_NP9610 || + link->card_id == PRODID_TDK_MN3200) { + /* MultiFunction Card */ + link->config_base = 0x800; + link->config_index = 0x47; + link->resource[1]->end = 8; + } + break; + case MANFID_NEC: + cardtype = NEC; /* MultiFunction Card */ + link->config_base = 0x800; + link->config_index = 0x47; + link->resource[1]->end = 8; + break; + case MANFID_KME: + cardtype = KME; /* MultiFunction Card */ + link->config_base = 0x800; + link->config_index = 0x47; + link->resource[1]->end = 8; + break; + case MANFID_CONTEC: + cardtype = CONTEC; + break; + case MANFID_FUJITSU: + if (link->config_base == 0x0fe0) + cardtype = MBH10302; + else if (link->card_id == PRODID_FUJITSU_MBH10302) + /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302), + but these are MBH10304 based card. */ + cardtype = MBH10304; + else if (link->card_id == PRODID_FUJITSU_MBH10304) + cardtype = MBH10304; + else + cardtype = LA501; + break; + default: + cardtype = MBH10304; + } + } else { + /* old type card */ + switch (link->manf_id) { + case MANFID_FUJITSU: + if (link->card_id == PRODID_FUJITSU_MBH10304) { + cardtype = XXX10304; /* MBH10304 with buggy CIS */ + link->config_index = 0x20; + } else { + cardtype = MBH10302; /* NextCom NC5310, etc. */ + link->config_index = 1; + } + break; + case MANFID_UNGERMANN: + cardtype = UNGERMANN; + break; + default: + cardtype = MBH10302; + link->config_index = 1; + } + } + + if (link->resource[1]->end != 0) { + ret = mfc_try_io_port(link); + if (ret != 0) goto failed; + } else if (cardtype == UNGERMANN) { + ret = ungermann_try_io_port(link); + if (ret != 0) goto failed; + } else { + ret = pcmcia_request_io(link); + if (ret) + goto failed; + } + ret = pcmcia_request_irq(link, fjn_interrupt); + if (ret) + goto failed; + ret = pcmcia_enable_device(link); + if (ret) + goto failed; + + dev->irq = link->irq; + dev->base_addr = link->resource[0]->start; + + if (resource_size(link->resource[1]) != 0) { + ret = fmvj18x_setup_mfc(link); + if (ret != 0) goto failed; + } + + ioaddr = dev->base_addr; + + /* Reset controller */ + if (sram_config == 0) + outb(CONFIG0_RST, ioaddr + CONFIG_0); + else + outb(CONFIG0_RST_1, ioaddr + CONFIG_0); + + /* Power On chip and select bank 0 */ + if (cardtype == MBH10302) + outb(BANK_0, ioaddr + CONFIG_1); + else + outb(BANK_0U, ioaddr + CONFIG_1); + + /* Set hardware address */ + switch (cardtype) { + case MBH10304: + case TDK: + case LA501: + case CONTEC: + case NEC: + case KME: + if (cardtype == MBH10304) { + card_name = "FMV-J182"; + + len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf); + if (len < 11) { + kfree(buf); + goto failed; + } + /* Read MACID from CIS */ + for (i = 5; i < 11; i++) + dev->dev_addr[i] = buf[i]; + kfree(buf); + } else { + if (pcmcia_get_mac_from_cis(link, dev)) + goto failed; + if( cardtype == TDK ) { + card_name = "TDK LAK-CD021"; + } else if( cardtype == LA501 ) { + card_name = "LA501"; + } else if( cardtype == NEC ) { + card_name = "PK-UG-J001"; + } else if( cardtype == KME ) { + card_name = "Panasonic"; + } else { + card_name = "C-NET(PC)C"; + } + } + break; + case UNGERMANN: + /* Read MACID from register */ + for (i = 0; i < 6; i++) + dev->dev_addr[i] = inb(ioaddr + UNGERMANN_MAC_ID + i); + card_name = "Access/CARD"; + break; + case XXX10304: + /* Read MACID from Buggy CIS */ + if (fmvj18x_get_hwinfo(link, buggybuf) == -1) { + pr_notice("unable to read hardware net address\n"); + goto failed; + } + for (i = 0 ; i < 6; i++) { + dev->dev_addr[i] = buggybuf[i]; + } + card_name = "FMV-J182"; + break; + case MBH10302: + default: + /* Read MACID from register */ + for (i = 0; i < 6; i++) + dev->dev_addr[i] = inb(ioaddr + MAC_ID + i); + card_name = "FMV-J181"; + break; + } + + lp->cardtype = cardtype; + SET_NETDEV_DEV(dev, &link->dev); + + if (register_netdev(dev) != 0) { + pr_notice("register_netdev() failed\n"); + goto failed; + } + + /* print current configuration */ + netdev_info(dev, "%s, sram %s, port %#3lx, irq %d, hw_addr %pM\n", + card_name, sram_config == 0 ? "4K TX*2" : "8K TX*2", + dev->base_addr, dev->irq, dev->dev_addr); + + return 0; + +failed: + fmvj18x_release(link); + return -ENODEV; +} /* fmvj18x_config */ +/*====================================================================*/ + +static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id) +{ + u_char __iomem *base; + int i, j; + + /* Allocate a small memory window */ + link->resource[2]->flags |= WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; + link->resource[2]->start = 0; link->resource[2]->end = 0; + i = pcmcia_request_window(link, link->resource[2], 0); + if (i != 0) + return -1; + + base = ioremap(link->resource[2]->start, resource_size(link->resource[2])); + pcmcia_map_mem_page(link, link->resource[2], 0); + + /* + * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format + * 22 0d xx xx xx 04 06 yy yy yy yy yy yy ff + * 'xx' is garbage. + * 'yy' is MAC address. + */ + for (i = 0; i < 0x200; i++) { + if (readb(base+i*2) == 0x22) { + if (readb(base+(i-1)*2) == 0xff && + readb(base+(i+5)*2) == 0x04 && + readb(base+(i+6)*2) == 0x06 && + readb(base+(i+13)*2) == 0xff) + break; + } + } + + if (i != 0x200) { + for (j = 0 ; j < 6; j++,i++) { + node_id[j] = readb(base+(i+7)*2); + } + } + + iounmap(base); + j = pcmcia_release_window(link, link->resource[2]); + return (i != 0x200) ? 0 : -1; + +} /* fmvj18x_get_hwinfo */ +/*====================================================================*/ + +static int fmvj18x_setup_mfc(struct pcmcia_device *link) +{ + int i; + struct net_device *dev = link->priv; + unsigned int ioaddr; + local_info_t *lp = netdev_priv(dev); + + /* Allocate a small memory window */ + link->resource[3]->flags = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; + link->resource[3]->start = link->resource[3]->end = 0; + i = pcmcia_request_window(link, link->resource[3], 0); + if (i != 0) + return -1; + + lp->base = ioremap(link->resource[3]->start, + resource_size(link->resource[3])); + if (lp->base == NULL) { + netdev_notice(dev, "ioremap failed\n"); + return -1; + } + + i = pcmcia_map_mem_page(link, link->resource[3], 0); + if (i != 0) { + iounmap(lp->base); + lp->base = NULL; + return -1; + } + + ioaddr = dev->base_addr; + writeb(0x47, lp->base+0x800); /* Config Option Register of LAN */ + writeb(0x0, lp->base+0x802); /* Config and Status Register */ + + writeb(ioaddr & 0xff, lp->base+0x80a); /* I/O Base(Low) of LAN */ + writeb((ioaddr >> 8) & 0xff, lp->base+0x80c); /* I/O Base(High) of LAN */ + + writeb(0x45, lp->base+0x820); /* Config Option Register of Modem */ + writeb(0x8, lp->base+0x822); /* Config and Status Register */ + + return 0; + +} +/*====================================================================*/ + +static void fmvj18x_release(struct pcmcia_device *link) +{ + + struct net_device *dev = link->priv; + local_info_t *lp = netdev_priv(dev); + u_char __iomem *tmp; + + dev_dbg(&link->dev, "fmvj18x_release\n"); + + if (lp->base != NULL) { + tmp = lp->base; + lp->base = NULL; /* set NULL before iounmap */ + iounmap(tmp); + } + + pcmcia_disable_device(link); + +} + +static int fmvj18x_suspend(struct pcmcia_device *link) +{ + struct net_device *dev = link->priv; + + if (link->open) + netif_device_detach(dev); + + return 0; +} + +static int fmvj18x_resume(struct pcmcia_device *link) +{ + struct net_device *dev = link->priv; + + if (link->open) { + fjn_reset(dev); + netif_device_attach(dev); + } + + return 0; +} + +/*====================================================================*/ + +static const struct pcmcia_device_id fmvj18x_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004), + PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59), + PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922), + PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922), + PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db), + PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e), + PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2), + PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4), + PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6), + PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6), + PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666), + PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70), + PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a), + PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2), + PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454), + PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da), + PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0e01), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0a05), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0b05), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x1101), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids); + +static struct pcmcia_driver fmvj18x_cs_driver = { + .owner = THIS_MODULE, + .name = "fmvj18x_cs", + .probe = fmvj18x_probe, + .remove = fmvj18x_detach, + .id_table = fmvj18x_ids, + .suspend = fmvj18x_suspend, + .resume = fmvj18x_resume, +}; + +static int __init init_fmvj18x_cs(void) +{ + return pcmcia_register_driver(&fmvj18x_cs_driver); +} + +static void __exit exit_fmvj18x_cs(void) +{ + pcmcia_unregister_driver(&fmvj18x_cs_driver); +} + +module_init(init_fmvj18x_cs); +module_exit(exit_fmvj18x_cs); + +/*====================================================================*/ + +static irqreturn_t fjn_interrupt(int dummy, void *dev_id) +{ + struct net_device *dev = dev_id; + local_info_t *lp = netdev_priv(dev); + unsigned int ioaddr; + unsigned short tx_stat, rx_stat; + + ioaddr = dev->base_addr; + + /* avoid multiple interrupts */ + outw(0x0000, ioaddr + TX_INTR); + + /* wait for a while */ + udelay(1); + + /* get status */ + tx_stat = inb(ioaddr + TX_STATUS); + rx_stat = inb(ioaddr + RX_STATUS); + + /* clear status */ + outb(tx_stat, ioaddr + TX_STATUS); + outb(rx_stat, ioaddr + RX_STATUS); + + pr_debug("%s: interrupt, rx_status %02x.\n", dev->name, rx_stat); + pr_debug(" tx_status %02x.\n", tx_stat); + + if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { + /* there is packet(s) in rx buffer */ + fjn_rx(dev); + } + if (tx_stat & F_TMT_RDY) { + dev->stats.tx_packets += lp->sent ; + lp->sent = 0 ; + if (lp->tx_queue) { + outb(DO_TX | lp->tx_queue, ioaddr + TX_START); + lp->sent = lp->tx_queue ; + lp->tx_queue = 0; + lp->tx_queue_len = 0; + dev->trans_start = jiffies; + } else { + lp->tx_started = 0; + } + netif_wake_queue(dev); + } + pr_debug("%s: exiting interrupt,\n", dev->name); + pr_debug(" tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat); + + outb(D_TX_INTR, ioaddr + TX_INTR); + outb(D_RX_INTR, ioaddr + RX_INTR); + + if (lp->base != NULL) { + /* Ack interrupt for multifunction card */ + writeb(0x01, lp->base+0x802); + writeb(0x09, lp->base+0x822); + } + + return IRQ_HANDLED; + +} /* fjn_interrupt */ + +/*====================================================================*/ + +static void fjn_tx_timeout(struct net_device *dev) +{ + struct local_info_t *lp = netdev_priv(dev); + unsigned int ioaddr = dev->base_addr; + + netdev_notice(dev, "transmit timed out with status %04x, %s?\n", + htons(inw(ioaddr + TX_STATUS)), + inb(ioaddr + TX_STATUS) & F_TMT_RDY + ? "IRQ conflict" : "network cable problem"); + netdev_notice(dev, "timeout registers: %04x %04x %04x " + "%04x %04x %04x %04x %04x.\n", + htons(inw(ioaddr + 0)), htons(inw(ioaddr + 2)), + htons(inw(ioaddr + 4)), htons(inw(ioaddr + 6)), + htons(inw(ioaddr + 8)), htons(inw(ioaddr + 10)), + htons(inw(ioaddr + 12)), htons(inw(ioaddr + 14))); + dev->stats.tx_errors++; + /* ToDo: We should try to restart the adaptor... */ + local_irq_disable(); + fjn_reset(dev); + + lp->tx_started = 0; + lp->tx_queue = 0; + lp->tx_queue_len = 0; + lp->sent = 0; + lp->open_time = jiffies; + local_irq_enable(); + netif_wake_queue(dev); +} + +static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, + struct net_device *dev) +{ + struct local_info_t *lp = netdev_priv(dev); + unsigned int ioaddr = dev->base_addr; + short length = skb->len; + + if (length < ETH_ZLEN) + { + if (skb_padto(skb, ETH_ZLEN)) + return NETDEV_TX_OK; + length = ETH_ZLEN; + } + + netif_stop_queue(dev); + + { + unsigned char *buf = skb->data; + + if (length > ETH_FRAME_LEN) { + netdev_notice(dev, "Attempting to send a large packet (%d bytes)\n", + length); + return NETDEV_TX_BUSY; + } + + netdev_dbg(dev, "Transmitting a packet of length %lu\n", + (unsigned long)skb->len); + dev->stats.tx_bytes += skb->len; + + /* Disable both interrupts. */ + outw(0x0000, ioaddr + TX_INTR); + + /* wait for a while */ + udelay(1); + + outw(length, ioaddr + DATAPORT); + outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1); + + lp->tx_queue++; + lp->tx_queue_len += ((length+3) & ~1); + + if (lp->tx_started == 0) { + /* If the Tx is idle, always trigger a transmit. */ + outb(DO_TX | lp->tx_queue, ioaddr + TX_START); + lp->sent = lp->tx_queue ; + lp->tx_queue = 0; + lp->tx_queue_len = 0; + lp->tx_started = 1; + netif_start_queue(dev); + } else { + if( sram_config == 0 ) { + if (lp->tx_queue_len < (4096 - (ETH_FRAME_LEN +2)) ) + /* Yes, there is room for one more packet. */ + netif_start_queue(dev); + } else { + if (lp->tx_queue_len < (8192 - (ETH_FRAME_LEN +2)) && + lp->tx_queue < 127 ) + /* Yes, there is room for one more packet. */ + netif_start_queue(dev); + } + } + + /* Re-enable interrupts */ + outb(D_TX_INTR, ioaddr + TX_INTR); + outb(D_RX_INTR, ioaddr + RX_INTR); + } + dev_kfree_skb (skb); + + return NETDEV_TX_OK; +} /* fjn_start_xmit */ + +/*====================================================================*/ + +static void fjn_reset(struct net_device *dev) +{ + struct local_info_t *lp = netdev_priv(dev); + unsigned int ioaddr = dev->base_addr; + int i; + + netdev_dbg(dev, "fjn_reset() called\n"); + + /* Reset controller */ + if( sram_config == 0 ) + outb(CONFIG0_RST, ioaddr + CONFIG_0); + else + outb(CONFIG0_RST_1, ioaddr + CONFIG_0); + + /* Power On chip and select bank 0 */ + if (lp->cardtype == MBH10302) + outb(BANK_0, ioaddr + CONFIG_1); + else + outb(BANK_0U, ioaddr + CONFIG_1); + + /* Set Tx modes */ + outb(D_TX_MODE, ioaddr + TX_MODE); + /* set Rx modes */ + outb(ID_MATCHED, ioaddr + RX_MODE); + + /* Set hardware address */ + for (i = 0; i < 6; i++) + outb(dev->dev_addr[i], ioaddr + NODE_ID + i); + + /* (re)initialize the multicast table */ + set_rx_mode(dev); + + /* Switch to bank 2 (runtime mode) */ + if (lp->cardtype == MBH10302) + outb(BANK_2, ioaddr + CONFIG_1); + else + outb(BANK_2U, ioaddr + CONFIG_1); + + /* set 16col ctrl bits */ + if( lp->cardtype == TDK || lp->cardtype == CONTEC) + outb(TDK_AUTO_MODE, ioaddr + COL_CTRL); + else + outb(AUTO_MODE, ioaddr + COL_CTRL); + + /* clear Reserved Regs */ + outb(0x00, ioaddr + BMPR12); + outb(0x00, ioaddr + BMPR13); + + /* reset Skip packet reg. */ + outb(0x01, ioaddr + RX_SKIP); + + /* Enable Tx and Rx */ + if( sram_config == 0 ) + outb(CONFIG0_DFL, ioaddr + CONFIG_0); + else + outb(CONFIG0_DFL_1, ioaddr + CONFIG_0); + + /* Init receive pointer ? */ + inw(ioaddr + DATAPORT); + inw(ioaddr + DATAPORT); + + /* Clear all status */ + outb(0xff, ioaddr + TX_STATUS); + outb(0xff, ioaddr + RX_STATUS); + + if (lp->cardtype == MBH10302) + outb(INTR_OFF, ioaddr + LAN_CTRL); + + /* Turn on Rx interrupts */ + outb(D_TX_INTR, ioaddr + TX_INTR); + outb(D_RX_INTR, ioaddr + RX_INTR); + + /* Turn on interrupts from LAN card controller */ + if (lp->cardtype == MBH10302) + outb(INTR_ON, ioaddr + LAN_CTRL); +} /* fjn_reset */ + +/*====================================================================*/ + +static void fjn_rx(struct net_device *dev) +{ + unsigned int ioaddr = dev->base_addr; + int boguscount = 10; /* 5 -> 10: by agy 19940922 */ + + pr_debug("%s: in rx_packet(), rx_status %02x.\n", + dev->name, inb(ioaddr + RX_STATUS)); + + while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { + u_short status = inw(ioaddr + DATAPORT); + + netdev_dbg(dev, "Rxing packet mode %02x status %04x.\n", + inb(ioaddr + RX_MODE), status); +#ifndef final_version + if (status == 0) { + outb(F_SKP_PKT, ioaddr + RX_SKIP); + break; + } +#endif + if ((status & 0xF0) != 0x20) { /* There was an error. */ + dev->stats.rx_errors++; + if (status & F_LEN_ERR) dev->stats.rx_length_errors++; + if (status & F_ALG_ERR) dev->stats.rx_frame_errors++; + if (status & F_CRC_ERR) dev->stats.rx_crc_errors++; + if (status & F_OVR_FLO) dev->stats.rx_over_errors++; + } else { + u_short pkt_len = inw(ioaddr + DATAPORT); + /* Malloc up new buffer. */ + struct sk_buff *skb; + + if (pkt_len > 1550) { + netdev_notice(dev, "The FMV-18x claimed a very large packet, size %d\n", + pkt_len); + outb(F_SKP_PKT, ioaddr + RX_SKIP); + dev->stats.rx_errors++; + break; + } + skb = dev_alloc_skb(pkt_len+2); + if (skb == NULL) { + netdev_notice(dev, "Memory squeeze, dropping packet (len %d)\n", + pkt_len); + outb(F_SKP_PKT, ioaddr + RX_SKIP); + dev->stats.rx_dropped++; + break; + } + + skb_reserve(skb, 2); + insw(ioaddr + DATAPORT, skb_put(skb, pkt_len), + (pkt_len + 1) >> 1); + skb->protocol = eth_type_trans(skb, dev); + + { + int i; + pr_debug("%s: Rxed packet of length %d: ", + dev->name, pkt_len); + for (i = 0; i < 14; i++) + pr_debug(" %02x", skb->data[i]); + pr_debug(".\n"); + } + + netif_rx(skb); + dev->stats.rx_packets++; + dev->stats.rx_bytes += pkt_len; + } + if (--boguscount <= 0) + break; + } + + /* If any worth-while packets have been received, dev_rint() + has done a netif_wake_queue() for us and will work on them + when we get to the bottom-half routine. */ +/* + if (lp->cardtype != TDK) { + int i; + for (i = 0; i < 20; i++) { + if ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == F_BUF_EMP) + break; + (void)inw(ioaddr + DATAPORT); /+ dummy status read +/ + outb(F_SKP_PKT, ioaddr + RX_SKIP); + } + + if (i > 0) + pr_debug("%s: Exint Rx packet with mode %02x after " + "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i); + } +*/ +} /* fjn_rx */ + +/*====================================================================*/ + +static void netdev_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + strcpy(info->driver, DRV_NAME); + strcpy(info->version, DRV_VERSION); + sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); +} + +static const struct ethtool_ops netdev_ethtool_ops = { + .get_drvinfo = netdev_get_drvinfo, +}; + +static int fjn_config(struct net_device *dev, struct ifmap *map){ + return 0; +} + +static int fjn_open(struct net_device *dev) +{ + struct local_info_t *lp = netdev_priv(dev); + struct pcmcia_device *link = lp->p_dev; + + pr_debug("fjn_open('%s').\n", dev->name); + + if (!pcmcia_dev_present(link)) + return -ENODEV; + + link->open++; + + fjn_reset(dev); + + lp->tx_started = 0; + lp->tx_queue = 0; + lp->tx_queue_len = 0; + lp->open_time = jiffies; + netif_start_queue(dev); + + return 0; +} /* fjn_open */ + +/*====================================================================*/ + +static int fjn_close(struct net_device *dev) +{ + struct local_info_t *lp = netdev_priv(dev); + struct pcmcia_device *link = lp->p_dev; + unsigned int ioaddr = dev->base_addr; + + pr_debug("fjn_close('%s').\n", dev->name); + + lp->open_time = 0; + netif_stop_queue(dev); + + /* Set configuration register 0 to disable Tx and Rx. */ + if( sram_config == 0 ) + outb(CONFIG0_RST ,ioaddr + CONFIG_0); + else + outb(CONFIG0_RST_1 ,ioaddr + CONFIG_0); + + /* Update the statistics -- ToDo. */ + + /* Power-down the chip. Green, green, green! */ + outb(CHIP_OFF ,ioaddr + CONFIG_1); + + /* Set the ethernet adaptor disable IRQ */ + if (lp->cardtype == MBH10302) + outb(INTR_OFF, ioaddr + LAN_CTRL); + + link->open--; + + return 0; +} /* fjn_close */ + +/*====================================================================*/ + +/* + Set the multicast/promiscuous mode for this adaptor. +*/ + +static void set_rx_mode(struct net_device *dev) +{ + unsigned int ioaddr = dev->base_addr; + u_char mc_filter[8]; /* Multicast hash filter */ + u_long flags; + int i; + + int saved_bank; + int saved_config_0 = inb(ioaddr + CONFIG_0); + + local_irq_save(flags); + + /* Disable Tx and Rx */ + if (sram_config == 0) + outb(CONFIG0_RST, ioaddr + CONFIG_0); + else + outb(CONFIG0_RST_1, ioaddr + CONFIG_0); + + if (dev->flags & IFF_PROMISC) { + memset(mc_filter, 0xff, sizeof(mc_filter)); + outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */ + } else if (netdev_mc_count(dev) > MC_FILTERBREAK || + (dev->flags & IFF_ALLMULTI)) { + /* Too many to filter perfectly -- accept all multicasts. */ + memset(mc_filter, 0xff, sizeof(mc_filter)); + outb(2, ioaddr + RX_MODE); /* Use normal mode. */ + } else if (netdev_mc_empty(dev)) { + memset(mc_filter, 0x00, sizeof(mc_filter)); + outb(1, ioaddr + RX_MODE); /* Ignore almost all multicasts. */ + } else { + struct netdev_hw_addr *ha; + + memset(mc_filter, 0, sizeof(mc_filter)); + netdev_for_each_mc_addr(ha, dev) { + unsigned int bit = ether_crc_le(ETH_ALEN, ha->addr) >> 26; + mc_filter[bit >> 3] |= (1 << (bit & 7)); + } + outb(2, ioaddr + RX_MODE); /* Use normal mode. */ + } + + /* Switch to bank 1 and set the multicast table. */ + saved_bank = inb(ioaddr + CONFIG_1); + outb(0xe4, ioaddr + CONFIG_1); + + for (i = 0; i < 8; i++) + outb(mc_filter[i], ioaddr + MAR_ADR + i); + outb(saved_bank, ioaddr + CONFIG_1); + + outb(saved_config_0, ioaddr + CONFIG_0); + + local_irq_restore(flags); +} |