diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/puc/files.puc | 4 | ||||
| -rw-r--r-- | sys/dev/puc/lpt_puc.c | 102 |
2 files changed, 105 insertions, 1 deletions
diff --git a/sys/dev/puc/files.puc b/sys/dev/puc/files.puc index 237cb05b434..86b4ccaf580 100644 --- a/sys/dev/puc/files.puc +++ b/sys/dev/puc/files.puc @@ -1,7 +1,9 @@ -# $OpenBSD: files.puc,v 1.1 1999/10/26 13:08:44 downsj Exp $ +# $OpenBSD: files.puc,v 1.2 1999/11/28 11:52:06 downsj Exp $ # # Config file and device description for machine-independent PUC drivers. # Requires PCI to be defined first. attach com at puc with com_puc file dev/puc/com_puc.c com_puc | pccom_puc +attach lpt at puc with lpt_puc +file dev/puc/lpt_puc.c lpt_puc diff --git a/sys/dev/puc/lpt_puc.c b/sys/dev/puc/lpt_puc.c new file mode 100644 index 00000000000..1e416472527 --- /dev/null +++ b/sys/dev/puc/lpt_puc.c @@ -0,0 +1,102 @@ +/* $OpenBSD: lpt_puc.c,v 1.1 1999/11/28 11:52:06 downsj Exp $ */ +/* $NetBSD: lpt_puc.c,v 1.1 1998/06/26 18:52:41 cgd Exp $ */ + +/* + * Copyright (c) 1998 Christopher G. Demetriou. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Christopher G. Demetriou + * for the NetBSD Project. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. + */ + +/* + * Machine-independent parallel port ('lpt') driver attachment to "PCI + * Universal Communications" controller driver. + * + * Author: Christopher G. Demetriou, May 17, 1998. + */ + +#include <sys/types.h> +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/device.h> + +#include <machine/bus.h> + +#include <dev/pci/pcivar.h> +#include <dev/pci/pucvar.h> +#include <dev/ic/lptreg.h> +#include <dev/ic/lptvar.h> + +int lpt_puc_probe __P((struct device *, void *, void *)); +void lpt_puc_attach __P((struct device *, struct device *, void *)); + +struct cfattach lpt_puc_ca = { + sizeof(struct lpt_softc), lpt_puc_probe, lpt_puc_attach +}; + +int +lpt_puc_probe(parent, match, aux) + struct device *parent; + void *match, *aux; +{ + struct puc_attach_args *aa = aux; + + /* + * Locators already matched, just check the type. + */ + if (aa->type != PUC_PORT_TYPE_LPT) + return (0); + + return (1); +} + +void +lpt_puc_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct lpt_softc *sc = (void *)self; + struct puc_attach_args *aa = aux; + const char *intrstr; + + sc->sc_iot = aa->t; + sc->sc_ioh = aa->h; + + intrstr = pci_intr_string(aa->pc, aa->intrhandle); + sc->sc_ih = pci_intr_establish(aa->pc, aa->intrhandle, IPL_TTY, + lptintr, sc, sc->sc_dev.dv_xname); + if (sc->sc_ih == NULL) { + printf(": couldn't establish interrupt"); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + return; + } + printf(": interrupting at %s\n", intrstr); + + sc->sc_state = 0; + bus_space_write_1(sc->sc_iot, sc->sc_ioh, lpt_control, LPC_NINIT); +} |