diff options
Diffstat (limited to 'drivers/net/pcmcia/xirc2ps_cs.c')
-rw-r--r-- | drivers/net/pcmcia/xirc2ps_cs.c | 147 |
1 files changed, 58 insertions, 89 deletions
diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 5e203230144..925e8509662 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -359,7 +359,7 @@ static void xirc_tx_timeout(struct net_device *dev); static void xirc2ps_tx_timeout_task(struct work_struct *work); static void set_addresses(struct net_device *dev); static void set_multicast_list(struct net_device *dev); -static int set_card_type(struct pcmcia_device *link, const void *s); +static int set_card_type(struct pcmcia_device *link); static int do_config(struct net_device *dev, struct ifmap *map); static int do_open(struct net_device *dev); static int do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); @@ -371,28 +371,6 @@ static void do_powerdown(struct net_device *dev); static int do_stop(struct net_device *dev); /*=============== Helper functions =========================*/ -static int -first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - int err; - - if ((err = pcmcia_get_first_tuple(handle, tuple)) == 0 && - (err = pcmcia_get_tuple_data(handle, tuple)) == 0) - err = pcmcia_parse_tuple(tuple, parse); - return err; -} - -static int -next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - int err; - - if ((err = pcmcia_get_next_tuple(handle, tuple)) == 0 && - (err = pcmcia_get_tuple_data(handle, tuple)) == 0) - err = pcmcia_parse_tuple(tuple, parse); - return err; -} - #define SelectPage(pgnr) outb((pgnr), ioaddr + XIRCREG_PR) #define GetByte(reg) ((unsigned)inb(ioaddr + (reg))) #define GetWord(reg) ((unsigned)inw(ioaddr + (reg))) @@ -644,15 +622,23 @@ xirc2ps_detach(struct pcmcia_device *link) * */ static int -set_card_type(struct pcmcia_device *link, const void *s) +set_card_type(struct pcmcia_device *link) { struct net_device *dev = link->priv; local_info_t *local = netdev_priv(dev); - #ifdef PCMCIA_DEBUG - unsigned cisrev = ((const unsigned char *)s)[2]; - #endif - unsigned mediaid= ((const unsigned char *)s)[3]; - unsigned prodid = ((const unsigned char *)s)[4]; + u8 *buf; + unsigned int cisrev, mediaid, prodid; + size_t len; + + len = pcmcia_get_tuple(link, CISTPL_MANFID, &buf); + if (len < 5) { + dev_err(&link->dev, "invalid CIS -- sorry\n"); + return 0; + } + + cisrev = buf[2]; + mediaid = buf[3]; + prodid = buf[4]; DEBUG(0, "cisrev=%02x mediaid=%02x prodid=%02x\n", cisrev, mediaid, prodid); @@ -761,6 +747,26 @@ xirc2ps_config_check(struct pcmcia_device *p_dev, } + +static int pcmcia_get_mac_ce(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) +{ + struct net_device *dev = priv; + int i; + + if (tuple->TupleDataLen != 13) + return -EINVAL; + if ((tuple->TupleData[0] != 2) || (tuple->TupleData[1] != 1) || + (tuple->TupleData[2] != 6)) + return -EINVAL; + /* another try (James Lehmer's CE2 version 4.1)*/ + for (i = 2; i < 6; i++) + dev->dev_addr[i] = tuple->TupleData[i+2]; + return 0; +}; + + /**************** * xirc2ps_config() is scheduled to run after a CARD_INSERTION event * is received, to configure the PCMCIA socket, and to make the @@ -772,25 +778,14 @@ xirc2ps_config(struct pcmcia_device * link) struct net_device *dev = link->priv; local_info_t *local = netdev_priv(dev); unsigned int ioaddr; - tuple_t tuple; - cisparse_t parse; - int err, i; - u_char buf[64]; - cistpl_lan_node_id_t *node_id = (cistpl_lan_node_id_t*)parse.funce.data; + int err; + u8 *buf; + size_t len; local->dingo_ccr = NULL; DEBUG(0, "config(0x%p)\n", link); - /* - * This reads the card's CONFIG tuple to find its configuration - * registers. - */ - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = 64; - tuple.TupleOffset = 0; - /* Is this a valid card */ if (link->has_manf_id == 0) { printk(KNOT_XIRC "manfid not found in CIS\n"); @@ -816,67 +811,41 @@ xirc2ps_config(struct pcmcia_device * link) break; default: printk(KNOT_XIRC "Unknown Card Manufacturer ID: 0x%04x\n", - (unsigned)parse.manfid.manf); + (unsigned)link->manf_id); goto failure; } DEBUG(0, "found %s card\n", local->manf_str); - /* needed for the additional fields to be parsed by set_card_type() */ - tuple.DesiredTuple = CISTPL_MANFID; - err = first_tuple(link, &tuple, &parse) - if (err) { - printk(KNOT_XIRC "manfid not found in CIS\n"); - goto failure; - } - if (!set_card_type(link, buf)) { + if (!set_card_type(link)) { printk(KNOT_XIRC "this card is not supported\n"); goto failure; } /* get the ethernet address from the CIS */ - tuple.DesiredTuple = CISTPL_FUNCE; - for (err = first_tuple(link, &tuple, &parse); !err; - err = next_tuple(link, &tuple, &parse)) { - /* Once I saw two CISTPL_FUNCE_LAN_NODE_ID entries: - * the first one with a length of zero the second correct - - * so I skip all entries with length 0 */ - if (parse.funce.type == CISTPL_FUNCE_LAN_NODE_ID - && ((cistpl_lan_node_id_t *)parse.funce.data)->nb) - break; - } - if (err) { /* not found: try to get the node-id from tuple 0x89 */ - tuple.DesiredTuple = 0x89; /* data layout looks like tuple 0x22 */ - if ((err = pcmcia_get_first_tuple(link, &tuple)) == 0 && - (err = pcmcia_get_tuple_data(link, &tuple)) == 0) { - if (tuple.TupleDataLen == 8 && *buf == CISTPL_FUNCE_LAN_NODE_ID) - memcpy(&parse, buf, 8); - else - err = -1; - } - } - if (err) { /* another try (James Lehmer's CE2 version 4.1)*/ - tuple.DesiredTuple = CISTPL_FUNCE; - for (err = first_tuple(link, &tuple, &parse); !err; - err = next_tuple(link, &tuple, &parse)) { - if (parse.funce.type == 0x02 && parse.funce.data[0] == 1 - && parse.funce.data[1] == 6 && tuple.TupleDataLen == 13) { - buf[1] = 4; - memcpy(&parse, buf+1, 8); - break; + err = pcmcia_get_mac_from_cis(link, dev); + + /* not found: try to get the node-id from tuple 0x89 */ + if (err) { + len = pcmcia_get_tuple(link, 0x89, &buf); + /* data layout looks like tuple 0x22 */ + if (buf && len == 8) { + if (*buf == CISTPL_FUNCE_LAN_NODE_ID) { + int i; + for (i = 2; i < 6; i++) + dev->dev_addr[i] = buf[i+2]; + } else + err = -1; } - } + kfree(buf); } + + if (err) + err = pcmcia_loop_tuple(link, CISTPL_FUNCE, pcmcia_get_mac_ce, dev); + if (err) { printk(KNOT_XIRC "node-id not found in CIS\n"); goto failure; } - node_id = (cistpl_lan_node_id_t *)parse.funce.data; - if (node_id->nb != 6) { - printk(KNOT_XIRC "malformed node-id in CIS\n"); - goto failure; - } - for (i=0; i < 6; i++) - dev->dev_addr[i] = node_id->id[i]; link->io.IOAddrLines =10; link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; |