diff options
Diffstat (limited to 'sys/arch/sparc64')
| -rw-r--r-- | sys/arch/sparc64/conf/GENERIC | 10 | ||||
| -rw-r--r-- | sys/arch/sparc64/dev/pckbc_ebus.c | 202 |
2 files changed, 210 insertions, 2 deletions
diff --git a/sys/arch/sparc64/conf/GENERIC b/sys/arch/sparc64/conf/GENERIC index e05c7f64539..b7b47adcf91 100644 --- a/sys/arch/sparc64/conf/GENERIC +++ b/sys/arch/sparc64/conf/GENERIC @@ -1,4 +1,4 @@ -# $OpenBSD: GENERIC,v 1.48 2002/02/05 18:29:54 jason Exp $ +# $OpenBSD: GENERIC,v 1.49 2002/02/18 17:52:07 jason Exp $ # $NetBSD: GENERIC32,v 1.18 2001/07/20 00:07:12 eeh Exp $ machine sparc64 @@ -75,11 +75,17 @@ beeper* at ebus? sab* at ebus? sabtty* at sab? -# NS16550 +# NS16550 based serial ports com* at ebus? comkbd* at ebus? wskbd* at comkbd? +# i8042 based serial ports (PS/2 ports) +pckbc* at ebus? # controller +pckbd* at pckbc? # ps2 keyboard +wskbd* at pckbd? console ? # generic keyboard layer +#pms* at pckbc? # ps2 mouse + audioce* at ebus? audio* at audioce? diff --git a/sys/arch/sparc64/dev/pckbc_ebus.c b/sys/arch/sparc64/dev/pckbc_ebus.c new file mode 100644 index 00000000000..ee46465e7cd --- /dev/null +++ b/sys/arch/sparc64/dev/pckbc_ebus.c @@ -0,0 +1,202 @@ +/* $OpenBSD: pckbc_ebus.c,v 1.1 2002/02/18 17:52:08 jason Exp $ */ + +/* + * Copyright (c) 2002 Jason L. Wright (jason@thought.net) + * 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 Jason L. Wright + * 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. + */ + +/* + * Driver for i8042 keyboard controller found on some PCI based + * UltraSPARCs + */ + +#include <sys/types.h> +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/device.h> +#include <sys/conf.h> +#include <sys/malloc.h> + +#include <machine/bus.h> +#include <machine/autoconf.h> +#include <machine/openfirm.h> + +#include <sparc64/dev/ebusreg.h> +#include <sparc64/dev/ebusvar.h> + +#include <dev/ic/i8042reg.h> +#include <dev/ic/pckbcvar.h> + +struct pckbc_ebus_softc { + struct pckbc_softc sc_pckbc; + bus_space_tag_t sc_iot; + bus_space_handle_t sc_ioh; + bus_space_handle_t sc_ioh_c; + bus_space_handle_t sc_ioh_d; + void *sc_irq[2]; + int sc_node; +}; + +int pckbc_ebus_match(struct device *, void *, void *); +void pckbc_ebus_attach(struct device *, struct device *, void *); + +struct cfattach pckbc_ebus_ca = { + sizeof(struct pckbc_ebus_softc), pckbc_ebus_match, pckbc_ebus_attach +}; + +void pckbc_ebus_intr_establish(struct pckbc_softc *, pckbc_slot_t); +int pckbc_ebus_is_console(struct pckbc_ebus_softc *); + +int +pckbc_ebus_match(parent, match, aux) + struct device *parent; + void *match; + void *aux; +{ + struct ebus_attach_args *ea = aux; + + if (strcmp(ea->ea_name, "8042") == 0) + return (1); + return (0); +} + +void +pckbc_ebus_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct pckbc_ebus_softc *sc = (void *)self; + struct pckbc_softc *psc = &sc->sc_pckbc; + struct ebus_attach_args *ea = aux; + struct pckbc_internal *t; + int console; + + sc->sc_iot = ea->ea_bustag; + sc->sc_node = ea->ea_node; + console = pckbc_ebus_is_console(sc); + + if (console) { + if (pckbc_cnattach(sc->sc_iot, + EBUS_PADDR_FROM_REG(&ea->ea_regs[0]), KBCMDP, + PCKBC_KBD_SLOT) == 0) { + t = &pckbc_consdata; + pckbc_console_attached = 1; + sc->sc_ioh_c = t->t_ioh_c; + sc->sc_ioh_d = t->t_ioh_d; + } else + console = 0; + } + + if (console == 0) { + /* Use prom address if available, otherwise map it. */ + if (ea->ea_nvaddrs) + sc->sc_ioh = (bus_space_handle_t)ea->ea_vaddrs[0]; + else if (ebus_bus_map(sc->sc_iot, 0, + EBUS_PADDR_FROM_REG(&ea->ea_regs[0]), ea->ea_regs[0].size, + BUS_SPACE_MAP_LINEAR, 0, &sc->sc_ioh) != 0) { + printf(": can't map register space\n"); + return; + } + + if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, + KBCMDP, sizeof(u_int32_t), &sc->sc_ioh_c) != 0) { + printf(": couldn't get cmd subregion\n"); + return; + } + if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, + KBDATAP, sizeof(u_int32_t), &sc->sc_ioh_d) != 0) { + printf(": couldn't get data subregion\n"); + return; + } + + t = malloc(sizeof(struct pckbc_internal), M_DEVBUF, M_NOWAIT); + bzero(t, sizeof(struct pckbc_internal)); + } + + psc->intr_establish = pckbc_ebus_intr_establish; + + sc->sc_irq[0] = bus_intr_establish(ea->ea_bustag, ea->ea_intrs[0], + IPL_TTY, 0, pckbcintr, psc); + if (sc->sc_irq[0] == NULL) { + printf(": couldn't get intr0\n"); + return; + } + + sc->sc_irq[1] = bus_intr_establish(ea->ea_bustag, ea->ea_intrs[1], + IPL_TTY, 0, pckbcintr, psc); + if (sc->sc_irq[1] == NULL) { + printf(": couldn't get intr1\n"); + return; + } + + t->t_iot = sc->sc_iot; + t->t_ioh_c = sc->sc_ioh_c; + t->t_ioh_d = sc->sc_ioh_d; + t->t_cmdbyte = KC8_CPU; + t->t_sc = psc; + psc->id = t; + + printf("\n"); + pckbc_attach(psc); + +} + +int +pckbc_ebus_is_console(sc) + struct pckbc_ebus_softc *sc; +{ + char *name; + int node; + + /* + * Loop through the children of 8042 and see if the keyboard + * exists, and further, whether it is the console input device. + * This is almost redundant because 8042 doesn't show up in + * device tree unless a keyboard is in fact attached. + */ + for (node = OF_child(sc->sc_node); node; node = OF_peer(node)) { + name = getpropstring(node, "name"); + if (name == NULL) + continue; + if (strcmp("kb_ps2", name) == 0 || + strcmp("keyboard", name) == 0) { + if (node == OF_instance_to_package(OF_stdin())) + return (1); + } + } + return (0); +} + +void +pckbc_ebus_intr_establish(psc, slot) + struct pckbc_softc *psc; + pckbc_slot_t slot; +{ + /* Nothing to do, interrupts were mapped in attach. */ +} |