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freebsd/sys/dev/xe/if_xe_pccard.c
Warner Losh f5746231ff Make sure that pp_name is non-null before setting the device 
description.  This allows us to rely entirely on the CIS entries if
necessary...
2003-04-10 04:36:02 +00:00

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/*
* Copyright (c) 2002 Takeshi Shibagaki
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*
* xe pccard interface driver
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <net/ethernet.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_media.h>
#include <net/if_mib.h>
#include <dev/xe/if_xereg.h>
#include <dev/xe/if_xevar.h>
#include <dev/pccard/pccardvar.h>
#include <dev/pccard/pccarddevs.h>
#include "card_if.h"
#define XE_VENDOR_ID_XIRCOM 0x0105
#define XE_VENDOR_ID_COMPAQ_1 0x0138
#define XE_VENDOR_ID_COMPAQ_2 0x0183
#define XE_VENDOR_ID_INTEL 0x0089
#define XE_VENDOR_ID_UNKNOWN 0
struct xe_vendor_table {
u_int32_t vendor_id;
char *vendor_desc;
} xe_vendor_devs[] = {
{ XE_VENDOR_ID_XIRCOM, "Xircom" },
{ XE_VENDOR_ID_COMPAQ_1, "Compaq" },
{ XE_VENDOR_ID_COMPAQ_2, "Compaq" },
{ XE_VENDOR_ID_INTEL, "Intel" },
{ XE_VENDOR_ID_UNKNOWN, "Unknown" }
};
#define XE_CARD_TYPE_FLAGS_NO 0x0
#define XE_CARD_TYPE_FLAGS_CE2 0x1
#define XE_CARD_TYPE_FLAGS_MOHAWK 0x2
#define XE_CARD_TYPE_FLAGS_DINGO 0x4
#define XE_PROD_UMASK 0x100f
#define XE_PROD_MODEM_UMASK 0x1000
#define XE_PROD_SINGLE_ID1 0x1
#define XE_PROD_SINGLE_ID2 0x2
#define XE_PROD_SINGLE_ID3 0x3
#define XE_PROD_MULTI_ID1 0x1001
#define XE_PROD_MULTI_ID2 0x1002
#define XE_PROD_MULTI_ID3 0x1003
#define XE_PROD_MULTI_ID4 0x1004
#define XE_PROD_MULTI_ID5 0x1005
#define XE_PROD_MULTI_ID6 0x1006
#define XE_PROD_MULTI_ID7 0x1007
struct xe_card_type_table {
u_int32_t prod_type;
char *card_type_desc;
u_int32_t flags;
} xe_card_type_devs[] = {
{ XE_PROD_MULTI_ID1, "CEM", XE_CARD_TYPE_FLAGS_NO },
{ XE_PROD_MULTI_ID2, "CEM2", XE_CARD_TYPE_FLAGS_CE2 },
{ XE_PROD_MULTI_ID3, "CEM3", XE_CARD_TYPE_FLAGS_CE2 },
{ XE_PROD_MULTI_ID4, "CEM33", XE_CARD_TYPE_FLAGS_CE2 },
{ XE_PROD_MULTI_ID5, "CEM56M", XE_CARD_TYPE_FLAGS_MOHAWK },
{ XE_PROD_MULTI_ID6, "CEM56", XE_CARD_TYPE_FLAGS_MOHAWK |
XE_CARD_TYPE_FLAGS_DINGO },
{ XE_PROD_MULTI_ID7, "CEM56", XE_CARD_TYPE_FLAGS_MOHAWK |
XE_CARD_TYPE_FLAGS_DINGO },
{ XE_PROD_SINGLE_ID1, "CE", XE_CARD_TYPE_FLAGS_NO },
{ XE_PROD_SINGLE_ID2, "CE2", XE_CARD_TYPE_FLAGS_CE2 },
{ XE_PROD_SINGLE_ID3, "CE3", XE_CARD_TYPE_FLAGS_MOHAWK },
{ 0, NULL, -1 }
};
/*
* Prototypes
*/
static int xe_cem56fix(device_t dev);
static struct xe_vendor_table *xe_vendor_lookup(u_int32_t devid,
struct xe_vendor_table *tbl);
static struct xe_card_type_table *xe_card_type_lookup(u_int32_t devid,
struct xe_card_type_table *tbl);
/*
* Fixing for RealPort cards - they need a little furtling to get the
* ethernet working. But this codes don't work well in NEWCARD.
*/
static int
xe_cem56fix(device_t dev)
{
struct xe_softc *sc = (struct xe_softc *) device_get_softc(dev);
bus_space_tag_t bst;
bus_space_handle_t bsh;
struct resource *r;
int rid;
int ioport;
device_printf(dev, "Realport port 0x%0lx, size 0x%0lx\n",
bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid),
bus_get_resource_count(dev, SYS_RES_IOPORT, sc->port_rid));
rid = 0;
r = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid, 0,
~0, 4 << 10, RF_ACTIVE);
if (!r) {
device_printf(dev, "Can't map in attribute memory\n");
return (-1);
}
bsh = rman_get_bushandle(r);
bst = rman_get_bustag(r);
CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, rid,
PCCARD_A_MEM_ATTR);
bus_space_write_1(bst, bsh, DINGO_ECOR, DINGO_ECOR_IRQ_LEVEL |
DINGO_ECOR_INT_ENABLE |
DINGO_ECOR_IOB_ENABLE |
DINGO_ECOR_ETH_ENABLE);
ioport = bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid);
bus_space_write_1(bst, bsh, DINGO_EBAR0, ioport & 0xff);
bus_space_write_1(bst, bsh, DINGO_EBAR1, (ioport >> 8) & 0xff);
bus_space_write_1(bst, bsh, DINGO_DCOR0, DINGO_DCOR0_SF_INT);
bus_space_write_1(bst, bsh, DINGO_DCOR1, DINGO_DCOR1_INT_LEVEL |
DINGO_DCOR1_EEDIO);
bus_space_write_1(bst, bsh, DINGO_DCOR2, 0x00);
bus_space_write_1(bst, bsh, DINGO_DCOR3, 0x00);
bus_space_write_1(bst, bsh, DINGO_DCOR4, 0x00);
bus_release_resource(dev, SYS_RES_MEMORY, rid, r);
/* success! */
return (0);
}
static struct xe_vendor_table *
xe_vendor_lookup(u_int32_t devid, struct xe_vendor_table *tbl)
{
while(tbl->vendor_id) {
if(tbl->vendor_id == devid)
return (tbl);
tbl++;
}
return (tbl); /* return Unknown */
}
static struct xe_card_type_table *
xe_card_type_lookup(u_int32_t devid, struct xe_card_type_table *tbl)
{
while(tbl->prod_type) {
if(tbl->prod_type == (devid & XE_PROD_UMASK))
return (tbl);
tbl++;
}
return (NULL);
}
/*
* PCMCIA probe routine.
* Identify the device. Called from the bus driver when the card is
* inserted or otherwise powers up.
*/
static int
xe_pccard_probe(device_t dev)
{
struct xe_softc *scp = (struct xe_softc *) device_get_softc(dev);
u_int32_t vendor,prodid,prod;
u_int16_t prodext;
char *cis3_str=NULL;
struct xe_vendor_table *vendor_itm;
struct xe_card_type_table *card_itm;
int i;
/*
* PCCARD_CISTPL_MANFID = 0x20
*/
pccard_get_vendor(dev, &vendor);
vendor_itm = xe_vendor_lookup(vendor, &xe_vendor_devs[0]);
if (vendor_itm == NULL)
return (ENODEV);
scp->vendor = vendor_itm->vendor_desc;
pccard_get_product(dev, &prodid);
pccard_get_prodext(dev, &prodext);
/*
* prod(new) = rev, media, prod(old)
* prod(new) = (don't care), (care 0x10 bit), (care 0x0f bit)
*/
prod = (prodid << 8) | prodext;
card_itm = xe_card_type_lookup(prod, &xe_card_type_devs[0]);
if (card_itm == NULL)
return (ENODEV);
scp->card_type = card_itm->card_type_desc;
if (card_itm->prod_type & XE_PROD_MODEM_UMASK)
scp->modem = 1;
for(i=1; i!=XE_CARD_TYPE_FLAGS_DINGO; i=i<<1) {
switch(i & card_itm->flags) {
case XE_CARD_TYPE_FLAGS_CE2:
scp->ce2 = 1; break;
case XE_CARD_TYPE_FLAGS_MOHAWK:
scp->mohawk = 1; break;
case XE_CARD_TYPE_FLAGS_DINGO:
scp->dingo = 1; break;
}
}
/*
* PCCARD_CISTPL_VERS_1 = 0x15
*/
pccard_get_cis3_str(dev, &cis3_str);
if (strcmp(scp->card_type, "CE") == 0)
if (strcmp(cis3_str, "CE2") ==0)
scp->card_type = "CE2"; /* Look for "CE2" string */
/*
* PCCARD_CISTPL_FUNCE = 0x22
*/
pccard_get_ether(dev, scp->arpcom.ac_enaddr);
/* Reject unsupported cards */
if(strcmp(scp->card_type, "CE") == 0
|| strcmp(scp->card_type, "CEM") == 0) {
device_printf(dev, "Sorry, your %s card is not supported :(\n",
scp->card_type);
return (ENODEV);
}
/* Success */
return (0);
}
/*
* Attach a device.
*/
static int
xe_pccard_attach(device_t dev)
{
struct xe_softc *scp = device_get_softc(dev);
int err;
if ((err = xe_activate(dev)) != 0)
return (err);
/* Hack RealPorts into submission */
if (scp->dingo && xe_cem56fix(dev) < 0) {
device_printf(dev, "Unable to fix your RealPort\n");
xe_deactivate(dev);
return (ENODEV);
}
if ((err = xe_attach(dev))) {
device_printf(dev, "xe_attach() failed! (%d)\n", err);
return (err);
}
return (0);
}
/*
* The device entry is being removed, probably because someone ejected the
* card. The interface should have been brought down manually before calling
* this function; if not you may well lose packets. In any case, I shut down
* the card and the interface, and hope for the best.
*/
static int
xe_pccard_detach(device_t dev)
{
struct xe_softc *sc = device_get_softc(dev);
sc->arpcom.ac_if.if_flags &= ~IFF_RUNNING;
ether_ifdetach(&sc->arpcom.ac_if);
xe_deactivate(dev);
return (0);
}
static const struct pccard_product xe_pccard_products[] = {
PCMCIA_CARD(ACCTON, EN2226, 0),
PCMCIA_CARD(COMPAQ2, CPQ_10_100, 0),
PCMCIA_CARD(INTEL, EEPRO100, 0),
PCMCIA_CARD(XIRCOM, CE, 0),
PCMCIA_CARD(XIRCOM, CE2, 0),
PCMCIA_CARD(XIRCOM, CE3, 0),
PCMCIA_CARD(XIRCOM, CEM, 0),
PCMCIA_CARD(XIRCOM, CEM28, 0),
PCMCIA_CARD(XIRCOM, CEM33, 0),
PCMCIA_CARD(XIRCOM, CEM56, 0),
PCMCIA_CARD(XIRCOM, REM56, 0),
{ NULL }
};
static int
xe_pccard_match(device_t dev)
{
const struct pccard_product *pp;
if ((pp = pccard_product_lookup(dev, xe_pccard_products,
sizeof(xe_pccard_products[0]), NULL)) != NULL) {
if (pp->pp_name != NULL)
device_set_desc(dev, pp->pp_name);
return (0);
}
return (EIO);
}
static device_method_t xe_pccard_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, pccard_compat_probe),
DEVMETHOD(device_attach, pccard_compat_attach),
DEVMETHOD(device_detach, xe_pccard_detach),
/* Card interface */
DEVMETHOD(card_compat_match, xe_pccard_match),
DEVMETHOD(card_compat_probe, xe_pccard_probe),
DEVMETHOD(card_compat_attach, xe_pccard_attach),
{ 0, 0 }
};
static driver_t xe_pccard_driver = {
"xe",
xe_pccard_methods,
sizeof(struct xe_softc),
};
devclass_t xe_devclass;
DRIVER_MODULE(xe, pccard, xe_pccard_driver, xe_devclass, 0, 0);
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