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[src/trunk]: src/sys/arch/arm/sa11x0 Initial copy of SA11x0 support from hpcarm.
details: https://anonhg.NetBSD.org/src/rev/5a896dbad719
branches: trunk
changeset: 512289:5a896dbad719
user: rjs <rjs%NetBSD.org@localhost>
date: Sun Jul 08 23:37:52 2001 +0000
description:
Initial copy of SA11x0 support from hpcarm.
diffstat:
sys/arch/arm/sa11x0/sa1111.c | 366 ++++++
sys/arch/arm/sa11x0/sa1111_reg.h | 76 +
sys/arch/arm/sa11x0/sa1111_var.h | 71 +
sys/arch/arm/sa11x0/sa11x0.c | 234 ++++
sys/arch/arm/sa11x0/sa11x0_com.c | 1656 +++++++++++++++++++++++++++++++
sys/arch/arm/sa11x0/sa11x0_comreg.h | 97 +
sys/arch/arm/sa11x0/sa11x0_comvar.h | 97 +
sys/arch/arm/sa11x0/sa11x0_dmacreg.h | 95 +
sys/arch/arm/sa11x0/sa11x0_gpioreg.h | 167 +++
sys/arch/arm/sa11x0/sa11x0_io.c | 245 ++++
sys/arch/arm/sa11x0/sa11x0_io_asm.S | 288 +++++
sys/arch/arm/sa11x0/sa11x0_irq.S | 345 ++++++
sys/arch/arm/sa11x0/sa11x0_irqhandler.c | 327 ++++++
sys/arch/arm/sa11x0/sa11x0_lcd.c | 395 +++++++
sys/arch/arm/sa11x0/sa11x0_lcdreg.h | 125 ++
sys/arch/arm/sa11x0/sa11x0_lcdvar.h | 54 +
sys/arch/arm/sa11x0/sa11x0_ost.c | 348 ++++++
sys/arch/arm/sa11x0/sa11x0_ostreg.h | 80 +
sys/arch/arm/sa11x0/sa11x0_pcic.c | 288 +++++
sys/arch/arm/sa11x0/sa11x0_pcicreg.h | 43 +
sys/arch/arm/sa11x0/sa11x0_ppcreg.h | 62 +
sys/arch/arm/sa11x0/sa11x0_reg.h | 71 +
sys/arch/arm/sa11x0/sa11x0_sspreg.h | 76 +
sys/arch/arm/sa11x0/sa11x0_var.h | 73 +
sys/arch/arm/sa11x0/sa11x1_pcic.c | 370 ++++++
sys/arch/arm/sa11x0/sa11x1_pcicreg.h | 80 +
sys/arch/arm/sa11x0/sa11xx_pcic.c | 471 ++++++++
sys/arch/arm/sa11x0/sa11xx_pcicreg.h | 44 +
sys/arch/arm/sa11x0/sa11xx_pcicvar.h | 97 +
29 files changed, 6741 insertions(+), 0 deletions(-)
diffs (truncated from 6857 to 300 lines):
diff -r dc50cf6caa4e -r 5a896dbad719 sys/arch/arm/sa11x0/sa1111.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arm/sa11x0/sa1111.c Sun Jul 08 23:37:52 2001 +0000
@@ -0,0 +1,366 @@
+/* $NetBSD: sa1111.c,v 1.1 2001/07/08 23:37:52 rjs Exp $ */
+
+/*-
+ * Copyright (c) 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by IWAMOTO Toshihiro.
+ *
+ * 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.
+ */
+
+/*
+ * TODO:
+ * - separate machine specific attach code
+ * - introduce bus abstraction to support SA1101
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/types.h>
+#include <sys/conf.h>
+#include <sys/device.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+#include <sys/uio.h>
+
+#include <machine/bus.h>
+#ifdef hpcarm
+#include <machine/platid.h>
+#include <machine/platid_mask.h>
+#endif
+
+#include <arm/sa11x0/sa11x0_reg.h>
+#include <arm/sa11x0/sa11x0_var.h>
+#include <arm/sa11x0/sa11x0_gpioreg.h>
+#include <arm/sa11x0/sa1111_reg.h>
+#include <arm/sa11x0/sa1111_var.h>
+
+static int sacc_match(struct device *, struct cfdata *, void *);
+static void sacc_attach(struct device *, struct device *, void *);
+static int sa1111_search(struct device *, struct cfdata *, void *);
+static int sa1111_print(void *, const char *);
+
+static void sacc_intr_calculatemasks(struct sacc_softc *);
+static void sacc_intr_setpolarity(sacc_chipset_tag_t *, int , int);
+int sacc_intr(void *);
+
+#if hpcarm
+void *softintr_establish(int, int (*)(void *), void *);
+void softintr_schedule(void *);
+#endif
+
+#ifdef hpcarm
+struct platid_data sacc_platid_table[] = {
+ { &platid_mask_MACH_HP_JORNADA_720, (void *)1 },
+ { &platid_mask_MACH_HP_JORNADA_720JP, (void *)1 },
+ { NULL, NULL }
+};
+#endif
+
+struct cfattach sacc_ca = {
+ sizeof(struct sacc_softc), sacc_match, sacc_attach
+};
+
+#ifdef INTR_DEBUG
+#define DPRINTF(arg) printf arg
+#else
+#define DPRINTF(arg)
+#endif
+
+static int
+sacc_match(parent, match, aux)
+ struct device *parent;
+ struct cfdata *match;
+ void *aux;
+{
+ return (1);
+}
+
+static void
+sacc_attach(parent, self, aux)
+ struct device *parent;
+ struct device *self;
+ void *aux;
+{
+ int i, gpiopin;
+ struct sacc_softc *sc = (struct sacc_softc *)self;
+ struct sa11x0_softc *psc = (struct sa11x0_softc *)parent;
+ struct sa11x0_attach_args *sa = aux;
+#ifdef hpcarm
+ struct platid_data *p;
+#endif
+
+ sc->sc_iot = sa->sa_iot;
+ sc->sc_piot = psc->sc_iot;
+ sc->sc_gpioh = psc->sc_gpioh;
+#ifdef hpcarm
+ if ((p = platid_search(&platid, sacc_platid_table)) == NULL)
+ return;
+
+ gpiopin = (int)p->data;
+#else
+ gpiopin = sa->sa_gpio;
+#endif
+ sc->sc_gpiomask = 1 << gpiopin;
+
+ if (bus_space_map(sa->sa_iot, sa->sa_addr, sa->sa_size, 0,
+ &sc->sc_ioh)) {
+ printf("%s: unable to map registers\n", sc->sc_dev.dv_xname);
+ return;
+ }
+
+ for(i = 0; i < SACCIC_LEN; i++)
+ sc->sc_intrhand[i] = NULL;
+
+ /* initialize SA1111 interrupt controller */
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTEN0, 0);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTEN1, 0);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTTSTSEL, 0);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh,
+ SACCIC_INTSTATCLR0, 0xffffffff);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh,
+ SACCIC_INTSTATCLR1, 0xffffffff);
+
+ /* connect to SA1110's GPIO intr */
+ sa11x0_intr_establish(0, gpiopin, 1, IPL_SERIAL, sacc_intr, sc);
+
+ /*
+ * Attach each devices
+ */
+ config_search(sa1111_search, self, sa1111_print);
+}
+
+static int
+sa1111_search(parent, cf, aux)
+ struct device *parent;
+ struct cfdata *cf;
+ void *aux;
+{
+ if ((*cf->cf_attach->ca_match)(parent, cf, NULL) > 0)
+ config_attach(parent, cf, NULL, sa1111_print);
+
+ return 0;
+}
+
+static int
+sa1111_print(aux, name)
+ void *aux;
+ const char *name;
+{
+ printf("\n");
+ return (UNCONF);
+}
+
+int
+sacc_intr(arg)
+ void *arg;
+{
+ int i;
+ u_int32_t mask;
+ struct sacc_intrvec intstat;
+ struct sacc_softc *sc = arg;
+#ifdef hpcarm
+ struct sacc_intrhand *ih;
+#endif
+
+ intstat.lo =
+ bus_space_read_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTSTATCLR0);
+ intstat.hi =
+ bus_space_read_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTSTATCLR1);
+ DPRINTF(("sacc_intr_dispatch: %x %x\n", intstat.lo, intstat.hi));
+
+ for(i = 0, mask = 1; i < 32; i++, mask <<= 1)
+ if (intstat.lo & mask) {
+ /* clear SA1110's GPIO intr status */
+ bus_space_write_4(sc->sc_piot, sc->sc_gpioh,
+ SAGPIO_EDR, sc->sc_gpiomask);
+ /*
+ * Clear intr status before calling intr handlers.
+ * This cause stray interrupts, but clearing
+ * after calling intr handlers cause intr lossage.
+ */
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh,
+ SACCIC_INTSTATCLR0, 1 << i);
+
+#ifdef hpcarm
+ for(ih = sc->sc_intrhand[i]; ih; ih = ih->ih_next)
+ softintr_schedule(ih->ih_soft);
+#endif
+ }
+ for(i = 0, mask = 1; i < SACCIC_LEN - 32; i++, mask <<= 1)
+ if (intstat.hi & mask) {
+ /* clear SA1110's GPIO intr status */
+ bus_space_write_4(sc->sc_piot, sc->sc_gpioh,
+ SAGPIO_EDR, sc->sc_gpiomask);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh,
+ SACCIC_INTSTATCLR1, 1 << i);
+#ifdef hpcarm
+ for(ih = sc->sc_intrhand[i + 32]; ih; ih = ih->ih_next)
+ softintr_schedule(ih->ih_soft);
+#endif
+ }
+ return 1;
+}
+
+void *
+sacc_intr_establish(ic, irq, type, level, ih_fun, ih_arg)
+ sacc_chipset_tag_t *ic;
+ int irq, type, level;
+ int (*ih_fun)(void *);
+ void *ih_arg;
+{
+ int s;
+ struct sacc_softc *sc = (struct sacc_softc *)ic;
+ struct sacc_intrhand **p, *ih;
+
+ /* no point in sleeping unless someone can free memory. */
+ ih = malloc(sizeof *ih, M_DEVBUF, cold ? M_NOWAIT : M_WAITOK);
+ if (ih == NULL)
+ panic("sacc_intr_establish: can't malloc handler info");
+
+ if (irq < 0 || irq > SACCIC_LEN ||
+ ! (type == IST_EDGE_RAISE || type == IST_EDGE_FALL))
+ panic("sacc_intr_establish: bogus irq or type");
+
+ if (sc->sc_intrhand[irq] == NULL) {
+ sacc_intr_setpolarity(ic, irq, type);
+ sc->sc_intrtype[irq] = type;
+ } else if (sc->sc_intrtype[irq] != type)
+ /* XXX we should be able to share raising and
+ * falling edge intrs */
+ panic("sacc_intr_establish: type must be unique\n");
+
+ /* install intr handler */
+#ifdef hpcarm
+ ih->ih_soft = softintr_establish(level, (void (*)(void *)) ih_fun,
+ ih_arg);
+#endif
+ ih->ih_irq = irq;
+ ih->ih_next = NULL;
+
+ s = splhigh();
+ for(p = &sc->sc_intrhand[irq]; *p; p = &(*p)->ih_next)
+ ;
+
+ *p = ih;
+
+ sacc_intr_calculatemasks(sc);
+ splx(s);
+
+ return(ih);
+}
+
+void
+sacc_intr_disestablish(ic, arg)
+ sacc_chipset_tag_t *ic;
+ void *arg;
+{
+ int irq, s;
+ struct sacc_softc *sc = (struct sacc_softc *)ic;
+ struct sacc_intrhand *ih, **p;
+
+ ih = (struct sacc_intrhand *)arg;
+ irq = ih->ih_irq;
+
+#ifdef DIAGNOSTIC
+ if (irq < 0 || irq > SACCIC_LEN)
+ panic("sacc_intr_disestablish: bogus irq");
+#endif
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