#include "ixj-ver.h" #include <linux/module.h> #include <linux/init.h> #include <linux/sched.h> #include <linux/kernel.h> /* printk() */ #include <linux/fs.h> /* everything... */ #include <linux/errno.h> /* error codes */ #include <linux/slab.h> #include <pcmcia/cs_types.h> #include <pcmcia/cs.h> #include <pcmcia/cistpl.h> #include <pcmcia/ds.h> #include "ixj.h" /* * PCMCIA service support for Quicknet cards */ #ifdef PCMCIA_DEBUG static int pc_debug = PCMCIA_DEBUG; module_param(pc_debug, int, 0644); #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) #else #define DEBUG(n, args...) #endif typedef struct ixj_info_t { int ndev; dev_node_t node; struct ixj *port; } ixj_info_t; static void ixj_detach(struct pcmcia_device *p_dev); static int ixj_config(struct pcmcia_device * link); static void ixj_cs_release(struct pcmcia_device * link); static int ixj_probe(struct pcmcia_device *p_dev) { DEBUG(0, "ixj_attach()\n"); /* Create new ixj device */ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8; p_dev->io.IOAddrLines = 3; p_dev->conf.IntType = INT_MEMORY_AND_IO; p_dev->priv = kmalloc(sizeof(struct ixj_info_t), GFP_KERNEL); if (!p_dev->priv) { return -ENOMEM; } memset(p_dev->priv, 0, sizeof(struct ixj_info_t)); return ixj_config(p_dev); } static void ixj_detach(struct pcmcia_device *link) { DEBUG(0, "ixj_detach(0x%p)\n", link); ixj_cs_release(link); kfree(link->priv); } #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) static void ixj_get_serial(struct pcmcia_device * link, IXJ * j) { tuple_t tuple; u_short buf[128]; char *str; int last_ret, last_fn, i, place; DEBUG(0, "ixj_get_serial(0x%p)\n", link); tuple.TupleData = (cisdata_t *) buf; tuple.TupleOffset = 0; tuple.TupleDataMax = 80; tuple.Attributes = 0; tuple.DesiredTuple = CISTPL_VERS_1; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); str = (char *) buf; printk("PCMCIA Version %d.%d\n", str[0], str[1]); str += 2; printk("%s", str); str = str + strlen(str) + 1; printk(" %s", str); str = str + strlen(str) + 1; place = 1; for (i = strlen(str) - 1; i >= 0; i--) { switch (str[i]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': j->serial += (str[i] - 48) * place; break; case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': j->serial += (str[i] - 55) * place; break; case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': j->serial += (str[i] - 87) * place; break; } place = place * 0x10; } str = str + strlen(str) + 1; printk(" version %s\n", str); cs_failed: return; } static int ixj_config(struct pcmcia_device * link) { IXJ *j; ixj_info_t *info; tuple_t tuple; u_short buf[128]; cisparse_t parse; cistpl_cftable_entry_t *cfg = &parse.cftable_entry; cistpl_cftable_entry_t dflt = { 0 }; int last_ret, last_fn; info = link->priv; DEBUG(0, "ixj_config(0x%p)\n", link); tuple.TupleData = (cisdata_t *) buf; tuple.TupleOffset = 0; tuple.TupleDataMax = 255; tuple.Attributes = 0; tuple.DesiredTuple = CISTPL_CONFIG; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse)); link->conf.ConfigBase = parse.config.base; link->conf.Present = parse.config.rmask[0]; tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; tuple.Attributes = 0; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); while (1) { if (pcmcia_get_tuple_data(link, &tuple) != 0 || pcmcia_parse_tuple(link, &tuple, &parse) != 0) goto next_entry; if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; link->conf.ConfigIndex = cfg->index; link->io.BasePort1 = io->win[0].base; link->io.NumPorts1 = io->win[0].len; if (io->nwin == 2) { link->io.BasePort2 = io->win[1].base; link->io.NumPorts2 = io->win[1].len; } if (pcmcia_request_io(link, &link->io) != 0) goto next_entry; /* If we've got this far, we're done */ break; } next_entry: if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg; CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple)); } CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); /* * Register the card with the core. */ j=ixj_pcmcia_probe(link->io.BasePort1,link->io.BasePort1 + 0x10); info->ndev = 1; info->node.major = PHONE_MAJOR; link->dev_node = &info->node; ixj_get_serial(link, j); return 0; cs_failed: cs_error(link, last_fn, last_ret); ixj_cs_release(link); return -ENODEV; } static void ixj_cs_release(struct pcmcia_device *link) { ixj_info_t *info = link->priv; DEBUG(0, "ixj_cs_release(0x%p)\n", link); info->ndev = 0; pcmcia_disable_device(link); } static struct pcmcia_device_id ixj_ids[] = { PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600), PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, ixj_ids); static struct pcmcia_driver ixj_driver = { .owner = THIS_MODULE, .drv = { .name = "ixj_cs", }, .probe = ixj_probe, .remove = ixj_detach, .id_table = ixj_ids, }; static int __init ixj_pcmcia_init(void) { return pcmcia_register_driver(&ixj_driver); } static void ixj_pcmcia_exit(void) { pcmcia_unregister_driver(&ixj_driver); } module_init(ixj_pcmcia_init); module_exit(ixj_pcmcia_exit); MODULE_LICENSE("GPL");