Virgin import of Xircom PCCARD driver v1.18
v1.18 (1999/04/08) adds support for CEM56 and REM56 multifunction cards. Developed by: Scott Mitchell <scott@uk.freebsd.org> Obtained from: http://www.freebsd-uk.eu.org/~scott/xe_drv/
This commit is contained in:
David E. O'Brien
parent
e3ae23a924
commit
80720da0c9
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/vendor-sys/xe/dist/; revision=47148 svn path=/vendor-sys/xe/1.18/; revision=47150; tag=vendor/xe/1.18
@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: if_xe.c,v 1.17 1999/03/28 20:27:24 scott Exp $
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* $Id: if_xe.c,v 1.18 1999/04/08 12:42:35 scott Exp $
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*/
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/*
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@ -311,6 +311,156 @@ xe_probe (struct isa_device *dev) {
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return 0;
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}
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/*
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* Two routines to read from/write to the attribute memory
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* the write portion is used only for fixing up the RealPort cards,
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* the reader portion was needed for debugging info, and duplicated some
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* code in xe_card_init(), so it appears here instead with suitable
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* modifications to xe_card_init()
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* -aDe Lovett
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*/
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static int
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xe_memwrite(struct pccard_devinfo *devi, off_t offset, u_char byte)
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{
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struct iovec iov;
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struct uio uios;
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iov.iov_base = &byte;
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iov.iov_len = sizeof(byte);
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uios.uio_iov = &iov;
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uios.uio_iovcnt = 1;
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uios.uio_offset = offset;
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uios.uio_resid = sizeof(byte);
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uios.uio_segflg = UIO_SYSSPACE;
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uios.uio_rw = UIO_WRITE;
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uios.uio_procp = 0;
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return cdevsw[CARD_MAJOR]->d_write(makedev(CARD_MAJOR, devi->slt->slotnum), &uios, 0);
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}
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static int
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xe_memread(struct pccard_devinfo *devi, off_t offset, u_char *buf, int size)
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{
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struct iovec iov;
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struct uio uios;
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iov.iov_base = buf;
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iov.iov_len = size;
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uios.uio_iov = &iov;
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uios.uio_iovcnt = 1;
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uios.uio_offset = offset;
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uios.uio_resid = size;
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uios.uio_segflg = UIO_SYSSPACE;
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uios.uio_rw = UIO_READ;
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uios.uio_procp = 0;
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return cdevsw[CARD_MAJOR]->d_read(makedev(CARD_MAJOR, devi->slt->slotnum), &uios, 0);
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}
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/*
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* Hacking for RealPort cards
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*/
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static int
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xe_cem56fix(struct xe_softc *scp)
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{
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struct pccard_devinfo *devi;
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struct slot *slt;
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struct slot_ctrl *ctrl;
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int ioport;
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#ifdef XE_DEBUG
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u_char buf[32];
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int i;
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#endif
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/* initialise a few variables */
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devi = scp->crd;
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slt = devi->slt;
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ctrl = slt->ctrl;
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/* move the modem (on I/O 0), to I/0 1
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* not entirely sure if this is necessary, but it's in the Linux
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* driver, so we do it
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*/
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/* save the modem data */
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slt->io[1].window = 1;
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slt->io[1].flags = slt->io[0].flags;
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slt->io[1].start = slt->io[0].start;
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slt->io[1].size = slt->io[0].size;
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/* unregister I/O port 0 */
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ctrl->mapio( slt, 0 );
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/* re-register modem as I/O port 1 */
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ctrl->mapio( slt, 1 );
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/* find an available I/O address to use for the Ethernet part */
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slt->io[0].window = 0;
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slt->io[0].flags = IODF_WS|IODF_16BIT|IODF_ZEROWS|IODF_ACTIVE;
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slt->io[0].size = 16;
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for (ioport = 0x300; ioport < 0x400; ioport += 0x10) {
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slt->io[0].start = ioport;
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if (ctrl->mapio( slt, 0 ) == 0)
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break;
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}
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/* did we find one? */
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if (ioport == 0x400) {
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printf( "xe%d: xe_cem56fix: no free address space\n", scp->unit );
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return -1;
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}
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/* munge the id_iobase entry for use by the rest of the driver */
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#ifdef XE_DEBUG
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printf( "xe%d: using 0x%x for RealPort ethernet\n", scp->unit, ioport );
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#endif
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scp->dev->id_iobase = ioport;
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/* first bit of magic */
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xe_memwrite( devi, 0x800, 0x47 );
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xe_memwrite( devi, 0x80a, ioport & 0xff );
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xe_memwrite( devi, 0x80c, (ioport >> 8) & 0xff );
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#ifdef XE_DEBUG
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if (xe_memread( devi, 0x800, buf, 14 ) == 0) {
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printf( "ECOR:" );
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for (i = 0; i < 7; i++)
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printf( " %02x", buf[i*2] );
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printf( "\n" );
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}
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if (xe_memread( devi, 0x820, buf, 8 ) == 0) {
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printf( "DCOR:" );
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for (i = 0; i < 4; i++)
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printf( " %02x", buf[i*2] );
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printf( "\n" );
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}
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if (xe_memread( devi, 0x840, buf, 20 ) == 0) {
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printf( "SCOR:" );
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for (i = 0; i < 10; i++)
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printf( " %02x", buf[i*2] );
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printf( "\n" );
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}
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#endif
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/* second bit of magic */
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xe_memwrite( devi, 0x820, 0x01 );
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xe_memwrite( devi, 0x822, 0x0c );
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xe_memwrite( devi, 0x824, 0x00 );
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xe_memwrite( devi, 0x826, 0x00 );
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xe_memwrite( devi, 0x828, 0x00 );
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/* success! */
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return 0;
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}
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/*
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* PCMCIA probe routine.
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@ -323,8 +473,6 @@ xe_card_init(struct pccard_devinfo *devi)
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{
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struct xe_softc *scp;
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struct isa_device *dev;
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struct uio uios;
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struct iovec iov;
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u_char buf[CISTPL_BUFSIZE];
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u_char ver_str[CISTPL_BUFSIZE>>1];
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off_t offs;
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@ -372,16 +520,6 @@ xe_card_init(struct pccard_devinfo *devi)
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u_int16_t vendor;
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u_int8_t rev, media, prod;
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iov.iov_base = buf;
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iov.iov_len = CISTPL_BUFSIZE;
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uios.uio_iov = &iov;
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uios.uio_iovcnt = 1;
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uios.uio_offset = offs;
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uios.uio_resid = CISTPL_BUFSIZE;
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uios.uio_segflg = UIO_SYSSPACE;
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uios.uio_rw = UIO_READ;
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uios.uio_procp = 0;
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/*
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* Read tuples one at a time into buf. Sucks, but it only happens once.
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* XXX - If the stuff we need isn't in attribute memory, or (worse yet)
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@ -389,7 +527,7 @@ xe_card_init(struct pccard_devinfo *devi)
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* XXX - ioctl on the card device and follow links?
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* XXX - Not really the driver's problem, PCCARD should handle all this!
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*/
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if ((rc = cdevsw[CARD_MAJOR]->d_read(makedev(CARD_MAJOR, devi->slt->slotnum), &uios, 0)) == 0) {
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if ((rc = xe_memread( devi, offs, buf, CISTPL_BUFSIZE )) == 0) {
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switch (CISTPL_TYPE(buf)) {
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@ -536,6 +674,14 @@ xe_card_init(struct pccard_devinfo *devi)
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scp->unit = unit;
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scp->autoneg_status = 0;
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/* Hack RealPorts into submission */
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if (scp->cem56 && xe_cem56fix(scp) < 0) {
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printf( "xe%d: Unable to fix your RealPort\n", unit );
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sca[unit] = 0;
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free(scp, M_DEVBUF);
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return ENODEV;
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}
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/* Attempt to attach the device */
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if (!xe_attach(scp->dev)) {
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sca[unit] = 0;
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