[src/trunk]: src/sys/dev/ofisa ofisa atppc(4) attachment

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/169283f3ebcc
branches:  trunk
changeset: 558103:169283f3ebcc
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Wed Jan 28 18:47:13 2004 +0000

description:
ofisa atppc(4) attachment
test-compiled with Shark GENERIC (with atppc* at ofisa? added), otherwise
untested

diffstat:

 sys/dev/ofisa/atppc_ofisa.c |  225 ++++++++++++++++++++++++++++++++++++++++++++
 sys/dev/ofisa/files.ofisa   |    7 +-
 2 files changed, 230 insertions(+), 2 deletions(-)

diffs (250 lines):

diff -r d8cec5e32890 -r 169283f3ebcc sys/dev/ofisa/atppc_ofisa.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/ofisa/atppc_ofisa.c       Wed Jan 28 18:47:13 2004 +0000
@@ -0,0 +1,225 @@
+/* $NetBSD: atppc_ofisa.c,v 1.1 2004/01/28 18:47:13 jdolecek Exp $ */
+
+/*-
+ * Copyright (c) 2004 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jaromir Dolecek.
+ *
+ * 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.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: atppc_ofisa.c,v 1.1 2004/01/28 18:47:13 jdolecek Exp $");
+
+#include "opt_atppc.h"
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/errno.h>
+#include <sys/ioctl.h>
+#include <sys/syslog.h>
+#include <sys/device.h>
+#include <sys/proc.h>
+#include <sys/termios.h>
+
+#include <machine/bus.h>
+
+#include <dev/ofw/openfirm.h>
+#include <dev/isa/isavar.h>
+#include <dev/ofisa/ofisavar.h>
+
+#include <dev/ic/atppcvar.h>
+#include <dev/isa/atppc_isadma.h>
+
+static int     atppc_ofisa_match(struct device *, struct cfdata *, void *);
+static void    atppc_ofisa_attach(struct device *, struct device *, void *);
+
+struct atppc_ofisa_softc {
+       struct atppc_softc sc_atppc;
+
+       isa_chipset_tag_t sc_ic;
+       int sc_drq;
+};
+
+CFATTACH_DECL(atppc_ofisa, sizeof(struct atppc_ofisa_softc), atppc_ofisa_match,
+    atppc_ofisa_attach, NULL, NULL);
+
+static int atppc_ofisa_dma_start(struct atppc_softc *, void *, u_int, 
+       u_int8_t);
+static int atppc_ofisa_dma_finish(struct atppc_softc *);
+static int atppc_ofisa_dma_abort(struct atppc_softc *);
+static int atppc_ofisa_dma_malloc(struct device *, caddr_t *, bus_addr_t *, 
+       bus_size_t);
+static void atppc_ofisa_dma_free(struct device *, caddr_t *, bus_addr_t *, 
+       bus_size_t);
+/*
+ * atppc_ofisa_match: autoconf(9) match routine
+ */
+static int
+atppc_ofisa_match(struct device *parent, struct cfdata *match, void *aux)
+{
+       struct ofisa_attach_args *aa = aux;
+       static const char *const compatible_strings[] = { "pnpPNP,401", NULL };
+       int rv = 0;
+
+       if (of_compatible(aa->oba.oba_phandle, compatible_strings) != -1)
+               rv = 5;
+#ifdef _LPT_OFISA_MD_MATCH
+       if (!rv)
+               rv = lpt_ofisa_md_match(parent, match, aux);
+#endif
+       return (rv);
+}
+
+static void
+atppc_ofisa_attach(struct device *parent, struct device *self, void *aux)
+{
+       struct atppc_softc *sc = (struct atppc_softc *) self;
+       struct atppc_ofisa_softc *asc = (struct atppc_ofisa_softc *)self;
+       struct ofisa_attach_args *aa = aux;
+       struct ofisa_reg_desc reg;
+       struct ofisa_intr_desc intr;
+       struct ofisa_dma_desc dma;
+       int n;
+
+       sc->sc_dev_ok = ATPPC_NOATTACH;
+
+       printf(": AT Parallel Port\n");
+
+       /* find our I/O space */
+       n = ofisa_reg_get(aa->oba.oba_phandle, &reg, 1);
+#ifdef _LPT_OFISA_MD_REG_FIXUP
+       n = lpt_ofisa_md_reg_fixup(parent, self, aux, &reg, 1, n);
+#endif
+       if (n != 1) {
+               printf("%s: unable to find i/o register resource\n",
+                   sc->sc_dev.dv_xname);
+               return;
+       }
+
+       /* find our IRQ */
+       n = ofisa_intr_get(aa->oba.oba_phandle, &intr, 1);
+#ifdef _LPT_OFISA_MD_INTR_FIXUP
+       n = lpt_ofisa_md_intr_fixup(parent, self, aux, &intr, 1, n);
+#endif
+       if (n != 1) {
+               printf("%s: unable to find irq resource\n",
+                   sc->sc_dev.dv_xname);
+               return;
+       }
+
+       /* find our DRQ */
+       if (ofisa_dma_get(aa->oba.oba_phandle, &dma, 1) != 1) {
+               printf("%s: unable to find DMA data\n",
+                   sc->sc_dev.dv_xname);
+               return;
+       }
+       asc->sc_drq = dma.drq;
+
+       /* Attach */
+       sc->sc_iot = (reg.type == OFISA_REG_TYPE_IO) ? aa->iot : aa->memt;
+       sc->sc_has = 0;
+       asc->sc_ic = aa->ic;
+
+       sc->sc_dev_ok = ATPPC_ATTACHED;
+
+       if (bus_space_map(sc->sc_iot, reg.addr, reg.len, 0,
+               &sc->sc_ioh) != 0) {
+               printf("%s: attempt to map bus space failed, device not "
+                       "properly attached.\n", self->dv_xname);
+               return;
+       }
+
+       sc->sc_ieh = isa_intr_establish(aa->ic, intr.irq, intr.share,
+           IPL_TTY, atppcintr, sc);
+       sc->sc_has |= ATPPC_HAS_INTR;
+
+       /* setup DMA hooks */
+       if (atppc_isadma_setup(sc, asc->sc_ic, asc->sc_drq) == 0) {
+               sc->sc_has |= ATPPC_HAS_DMA;
+               sc->sc_dma_start = atppc_ofisa_dma_start;
+               sc->sc_dma_finish = atppc_ofisa_dma_finish;
+               sc->sc_dma_abort = atppc_ofisa_dma_abort;
+               sc->sc_dma_malloc = atppc_ofisa_dma_malloc;
+               sc->sc_dma_free = atppc_ofisa_dma_free;
+       }
+
+       /* Run soft configuration attach */
+       atppc_sc_attach(sc);
+}
+
+/* Start DMA operation over ISA bus */
+static int 
+atppc_ofisa_dma_start(struct atppc_softc *lsc, void *buf, u_int nbytes,
+       u_int8_t mode)
+{
+       struct atppc_ofisa_softc * sc = (struct atppc_ofisa_softc *) lsc;
+       
+       return atppc_isadma_start(sc->sc_ic, sc->sc_drq, buf, nbytes, mode);
+}
+
+/* Stop DMA operation over ISA bus */
+static int 
+atppc_ofisa_dma_finish(struct atppc_softc * lsc)
+{
+       struct atppc_ofisa_softc * sc = (struct atppc_ofisa_softc *) lsc;
+       
+       return atppc_isadma_finish(sc->sc_ic, sc->sc_drq);
+}
+
+/* Abort DMA operation over ISA bus */
+int 
+atppc_ofisa_dma_abort(struct atppc_softc * lsc)
+{
+       struct atppc_ofisa_softc * sc = (struct atppc_ofisa_softc *) lsc;
+       
+       return atppc_isadma_abort(sc->sc_ic, sc->sc_drq);
+}
+
+/* Allocate memory for DMA over ISA bus */ 
+int
+atppc_ofisa_dma_malloc(struct device * dev, caddr_t * buf, bus_addr_t * bus_addr,
+       bus_size_t size)
+{
+       struct atppc_ofisa_softc * sc = (struct atppc_ofisa_softc *) dev;
+
+       return atppc_isadma_malloc(sc->sc_ic, sc->sc_drq, buf, bus_addr, size);
+}
+
+/* Free memory allocated by atppc_isa_dma_malloc() */ 
+void 
+atppc_ofisa_dma_free(struct device * dev, caddr_t * buf, bus_addr_t * bus_addr, 
+       bus_size_t size)
+{
+       struct atppc_ofisa_softc * sc = (struct atppc_ofisa_softc *) dev;
+
+       return atppc_isadma_free(sc->sc_ic, sc->sc_drq, buf, bus_addr, size);
+}
diff -r d8cec5e32890 -r 169283f3ebcc sys/dev/ofisa/files.ofisa
--- a/sys/dev/ofisa/files.ofisa Wed Jan 28 18:09:11 2004 +0000
+++ b/sys/dev/ofisa/files.ofisa Wed Jan 28 18:47:13 2004 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.ofisa,v 1.11 2001/11/26 19:17:07 yamt Exp $
+#      $NetBSD: files.ofisa,v 1.12 2004/01/28 18:47:13 jdolecek Exp $
 
 # OFW ISA bus support
 # XXX eventually we should do something with these locators
@@ -17,7 +17,10 @@
 
 # attachment for MI lpt driver
 attach lpt at ofisa with lpt_ofisa
-file   dev/ofisa/lpt_ofisa.c           lpt_ofisa
+file   dev/ofisa/lpt_ofisa.c           lpt_ofisa & !ppbus
+
+attach atppc at ofisa with atppc_ofisa
+file   dev/ofisa/atppc_ofisa.c         atppc_ofisa
 
 # attachment for MI wdc driver
 attach wdc at ofisa with wdc_ofisa