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[src/sommerfeld_i386mp_1]: src/sys/arch/i386/pnpbios Make this work with only...
details: https://anonhg.NetBSD.org/src/rev/b068a31989dd
branches: sommerfeld_i386mp_1
changeset: 482477:b068a31989dd
user: ws <ws%NetBSD.org@localhost>
date: Fri Jan 04 17:11:56 2002 +0000
description:
Make this work with only a keyboard attached to ps2 port.
(Maybe even works with only a mouse attached, but I cannot test this.)
Should fix PR 10306 (& 15093).
diffstat:
sys/arch/i386/pnpbios/pckbc_pnpbios.c | 217 ++++++++++++++++++++++++++++++++++
1 files changed, 217 insertions(+), 0 deletions(-)
diffs (221 lines):
diff -r 8bfe74e4bc03 -r b068a31989dd sys/arch/i386/pnpbios/pckbc_pnpbios.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/i386/pnpbios/pckbc_pnpbios.c Fri Jan 04 17:11:56 2002 +0000
@@ -0,0 +1,217 @@
+/* $NetBSD: pckbc_pnpbios.c,v 1.4.2.2 2002/01/04 17:11:56 ws Exp $ */
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe.
+ *
+ * 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 the NetBSD
+ * Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+/*
+ * PNPBIOS attachment for the PC Keyboard Controller driver.
+ *
+ * This is a little wonky. The keyboard controller actually
+ * has 2 PNPBIOS nodes: one for the controller and the keyboard
+ * interrupt, and one for the aux port (mouse) interrupt.
+ *
+ * For this reason, we actually attach *two* instances of this
+ * driver. After both of them have been found, then we attach
+ * sub-devices.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: pckbc_pnpbios.c,v 1.4.2.2 2002/01/04 17:11:56 ws Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/proc.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+#include <sys/errno.h>
+#include <sys/queue.h>
+#include <sys/lock.h>
+
+#include <machine/bus.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+
+#include <dev/ic/i8042reg.h>
+#include <dev/ic/pckbcvar.h>
+
+#include <i386/pnpbios/pnpbiosvar.h>
+
+int pckbc_pnpbios_match(struct device *, struct cfdata *, void *);
+void pckbc_pnpbios_attach(struct device *, struct device *, void *);
+
+struct pckbc_pnpbios_softc {
+ struct pckbc_softc sc_pckbc;
+
+ int sc_irq;
+ int sc_ist;
+ pckbc_slot_t sc_slot;
+};
+
+/* Save first port: */
+static struct pckbc_pnpbios_softc *first;
+
+extern struct cfdriver pckbc_cd;
+
+struct cfattach pckbc_pnpbios_ca = {
+ sizeof(struct pckbc_pnpbios_softc), pckbc_pnpbios_match,
+ pckbc_pnpbios_attach,
+};
+
+void pckbc_pnpbios_intr_establish(struct pckbc_softc *, pckbc_slot_t);
+
+int
+pckbc_pnpbios_match(struct device *parent,
+ struct cfdata *match,
+ void *aux)
+{
+ struct pnpbiosdev_attach_args *aa = aux;
+
+ if (strcmp(aa->idstr, "PNP0303") == 0 ||
+ strcmp(aa->idstr, "PNP0320") == 0) /* Japanese 106 */
+ return (1); /* plus more? */
+ if (strcmp(aa->idstr, "PNP0F13") == 0)
+ return (1);
+
+ return (0);
+}
+
+void
+pckbc_pnpbios_attach(struct device *parent,
+ struct device *self,
+ void *aux)
+{
+ struct pckbc_pnpbios_softc *psc = (void *) self;
+ struct pckbc_softc *sc = &psc->sc_pckbc;
+ struct pckbc_internal *t;
+ struct pnpbiosdev_attach_args *aa = aux;
+ bus_space_tag_t iot;
+ bus_space_handle_t ioh_d, ioh_c;
+ pckbc_slot_t peer;
+ int iobase;
+
+ if (strncmp(aa->idstr, "PNP03", 5) == 0) {
+ psc->sc_slot = PCKBC_KBD_SLOT;
+ peer = PCKBC_AUX_SLOT;
+ } else if (strcmp(aa->idstr, "PNP0F13") == 0) {
+ psc->sc_slot = PCKBC_AUX_SLOT;
+ peer = PCKBC_KBD_SLOT;
+ } else {
+ printf(": unknown port!\n");
+ panic("pckbc_pnpbios_attach: impossible");
+ }
+
+ printf(": %s port\n", pckbc_slot_names[psc->sc_slot]);
+
+ if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &psc->sc_irq,
+ &psc->sc_ist) != 0) {
+ printf("%s: unable to get IRQ number or type\n",
+ sc->sc_dv.dv_xname);
+ return;
+ }
+
+ if (!first)
+ first = psc;
+
+ if (!first->sc_pckbc.id) {
+
+ if (pnpbios_getiobase(aa->pbt, aa->resc, 0, &iot, &iobase))
+ return;
+
+ if (pckbc_is_console(iot, iobase)) {
+ t = &pckbc_consdata;
+ ioh_d = t->t_ioh_d;
+ ioh_c = t->t_ioh_c;
+ pckbc_console_attached = 1;
+ /* t->t_cmdbyte was initialized by cnattach */
+ } else {
+ if (pnpbios_io_map(aa->pbt, aa->resc, 0,
+ &iot, &ioh_d) ||
+ pnpbios_io_map(aa->pbt, aa->resc, 1,
+ &iot, &ioh_c))
+ panic("pckbc_pnpbios_attach: couldn't map");
+
+ t = malloc(sizeof(struct pckbc_internal),
+ M_DEVBUF, M_WAITOK);
+ memset(t, 0, sizeof(*t));
+ t->t_iot = iot;
+ t->t_ioh_d = ioh_d;
+ t->t_ioh_c = ioh_c;
+ t->t_addr = iobase;
+ t->t_cmdbyte = KC8_CPU; /* Enable ports */
+ callout_init(&t->t_cleanup);
+ }
+
+ t->t_sc = &first->sc_pckbc;
+ first->sc_pckbc.id = t;
+
+ first->sc_pckbc.intr_establish = pckbc_pnpbios_intr_establish;
+ config_defer(&first->sc_pckbc.sc_dv,
+ (void(*)(struct device *))pckbc_attach);
+ }
+}
+
+void
+pckbc_pnpbios_intr_establish(struct pckbc_softc *sc,
+ pckbc_slot_t slot)
+{
+ struct pckbc_pnpbios_softc *psc;
+ void *rv = NULL;
+ int irq, ist;
+ int i;
+
+ /*
+ * Note we're always called with sc == first.
+ */
+ for (i = 0; i < pckbc_cd.cd_ndevs; i++) {
+ psc = pckbc_cd.cd_devs[i];
+ if (psc && psc->sc_slot == slot) {
+ irq = psc->sc_irq;
+ ist = psc->sc_ist;
+ break;
+ }
+ }
+ if (i < pckbc_cd.cd_ndevs)
+ rv = isa_intr_establish(0/*XXX*/, irq, ist, IPL_TTY, pckbcintr, sc);
+ if (rv == NULL) {
+ printf("%s: unable to establish interrupt for %s slot\n",
+ sc->sc_dv.dv_xname, pckbc_slot_names[slot]);
+ } else {
+ printf("%s: using irq %d for %s slot\n", sc->sc_dv.dv_xname,
+ irq, pckbc_slot_names[slot]);
+ }
+}
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