[src/trunk]: src/sys/dev/isapnp ISA PnP atppc(4) attachment

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

details:   https://anonhg.NetBSD.org/src/rev/2317e815e31c
branches:  trunk
changeset: 558106:2317e815e31c
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Wed Jan 28 19:31:07 2004 +0000

description:
ISA PnP atppc(4) attachment
based loosely on aha ISA PnP attachment

diffstat:

 sys/dev/isapnp/atppc_isapnp.c |  192 ++++++++++++++++++++++++++++++++++++++++++
 sys/dev/isapnp/files.isapnp   |    6 +-
 sys/dev/isapnp/isapnpdevs     |    9 +-
 3 files changed, 205 insertions(+), 2 deletions(-)

diffs (243 lines):

diff -r db5090ef8cc4 -r 2317e815e31c sys/dev/isapnp/atppc_isapnp.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/isapnp/atppc_isapnp.c     Wed Jan 28 19:31:07 2004 +0000
@@ -0,0 +1,192 @@
+/* $NetBSD: atppc_isapnp.c,v 1.1 2004/01/28 19:31:07 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_isapnp.c,v 1.1 2004/01/28 19:31:07 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/isa/isavar.h>
+#include <dev/isa/isadmavar.h>
+
+#include <dev/isapnp/isapnpreg.h>
+#include <dev/isapnp/isapnpvar.h>
+#include <dev/isapnp/isapnpdevs.h>
+
+#include <dev/ic/atppcvar.h>
+#include <dev/isa/atppc_isadma.h>
+
+static int     atppc_isapnp_match(struct device *, struct cfdata *, void *);
+static void    atppc_isapnp_attach(struct device *, struct device *, void *);
+
+struct atppc_isapnp_softc {
+       struct atppc_softc sc_atppc;
+
+       isa_chipset_tag_t sc_ic;
+       int sc_drq;
+};
+
+CFATTACH_DECL(atppc_isapnp, sizeof(struct atppc_isapnp_softc),
+    atppc_isapnp_match, atppc_isapnp_attach, NULL, NULL);
+
+static int atppc_isapnp_dma_start(struct atppc_softc *, void *, u_int, 
+       u_int8_t);
+static int atppc_isapnp_dma_finish(struct atppc_softc *);
+static int atppc_isapnp_dma_abort(struct atppc_softc *);
+static int atppc_isapnp_dma_malloc(struct device *, caddr_t *, bus_addr_t *, 
+       bus_size_t);
+static void atppc_isapnp_dma_free(struct device *, caddr_t *, bus_addr_t *, 
+       bus_size_t);
+/*
+ * atppc_isapnp_match: autoconf(9) match routine
+ */
+static int
+atppc_isapnp_match(struct device *parent, struct cfdata *match, void *aux)
+{
+       int pri, variant;
+
+       pri = isapnp_devmatch(aux, &isapnp_sb_devinfo, &variant);
+       if (pri && variant > 0)
+               pri = 0;
+       return (pri);
+}
+
+static void
+atppc_isapnp_attach(struct device *parent, struct device *self, void *aux)
+{
+       struct atppc_softc *sc = (struct atppc_softc *) self;
+       struct atppc_isapnp_softc *asc = (struct atppc_isapnp_softc *)self;
+       struct isapnp_attach_args *ipa = aux;
+
+       sc->sc_dev_ok = ATPPC_NOATTACH;
+
+       printf(": AT Parallel Port\n");
+
+       if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
+               printf("%s: error in region allocation\n", 
+                      sc->sc_dev.dv_xname);
+               return;
+       }
+
+       /* Attach */
+       sc->sc_iot = ipa->ipa_iot;
+       sc->sc_ioh = ipa->ipa_io[0].h;
+       sc->sc_has = 0;
+       asc->sc_ic = ipa->ipa_ic;
+       asc->sc_drq = -1;       /* Initialized below */
+
+       sc->sc_dev_ok = ATPPC_ATTACHED;
+
+       sc->sc_ieh = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
+           ipa->ipa_irq[0].type, IPL_TTY, atppcintr, sc);
+       sc->sc_has |= ATPPC_HAS_INTR;
+
+       /* setup DMA hooks */
+       if (ipa->ipa_ndrq > 0
+           && atppc_isadma_setup(sc, asc->sc_ic, ipa->ipa_drq[0].num) == 0) {
+               asc->sc_drq = ipa->ipa_drq[0].num;
+               sc->sc_has |= ATPPC_HAS_DMA;
+               sc->sc_dma_start = atppc_isapnp_dma_start;
+               sc->sc_dma_finish = atppc_isapnp_dma_finish;
+               sc->sc_dma_abort = atppc_isapnp_dma_abort;
+               sc->sc_dma_malloc = atppc_isapnp_dma_malloc;
+               sc->sc_dma_free = atppc_isapnp_dma_free;
+       }
+
+       /* Run soft configuration attach */
+       atppc_sc_attach(sc);
+}
+
+/* Start DMA operation over ISA bus */
+static int 
+atppc_isapnp_dma_start(struct atppc_softc *lsc, void *buf, u_int nbytes,
+       u_int8_t mode)
+{
+       struct atppc_isapnp_softc * sc = (struct atppc_isapnp_softc *) lsc;
+       
+       return atppc_isadma_start(sc->sc_ic, sc->sc_drq, buf, nbytes, mode);
+}
+
+/* Stop DMA operation over ISA bus */
+static int 
+atppc_isapnp_dma_finish(struct atppc_softc * lsc)
+{
+       struct atppc_isapnp_softc * sc = (struct atppc_isapnp_softc *) lsc;
+       
+       return atppc_isadma_finish(sc->sc_ic, sc->sc_drq);
+}
+
+/* Abort DMA operation over ISA bus */
+int 
+atppc_isapnp_dma_abort(struct atppc_softc * lsc)
+{
+       struct atppc_isapnp_softc * sc = (struct atppc_isapnp_softc *) lsc;
+       
+       return atppc_isadma_abort(sc->sc_ic, sc->sc_drq);
+}
+
+/* Allocate memory for DMA over ISA bus */ 
+int
+atppc_isapnp_dma_malloc(struct device * dev, caddr_t * buf, bus_addr_t * bus_addr,
+       bus_size_t size)
+{
+       struct atppc_isapnp_softc * sc = (struct atppc_isapnp_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_isapnp_dma_free(struct device * dev, caddr_t * buf, bus_addr_t * bus_addr, 
+       bus_size_t size)
+{
+       struct atppc_isapnp_softc * sc = (struct atppc_isapnp_softc *) dev;
+
+       return atppc_isadma_free(sc->sc_ic, sc->sc_drq, buf, bus_addr, size);
+}
diff -r db5090ef8cc4 -r 2317e815e31c sys/dev/isapnp/files.isapnp
--- a/sys/dev/isapnp/files.isapnp       Wed Jan 28 18:54:32 2004 +0000
+++ b/sys/dev/isapnp/files.isapnp       Wed Jan 28 19:31:07 2004 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.isapnp,v 1.34 2003/08/14 10:03:03 itojun Exp $
+#      $NetBSD: files.isapnp,v 1.35 2004/01/28 19:31:07 jdolecek Exp $
 #
 # Config file and device description for machine-independent ISAPnP code.
 # Included by ports that need it.
@@ -112,3 +112,7 @@
 # Game adapter (joystick)
 attach joy at isapnp with joy_isapnp
 file   dev/isapnp/joy_isapnp.c         joy_isapnp
+
+# AT-style Parallel Port
+attach atppc at isapnp with atppc_isapnp
+file   dev/isapnp/atppc_isapnp.c       atppc_isapnp
diff -r db5090ef8cc4 -r 2317e815e31c sys/dev/isapnp/isapnpdevs
--- a/sys/dev/isapnp/isapnpdevs Wed Jan 28 18:54:32 2004 +0000
+++ b/sys/dev/isapnp/isapnpdevs Wed Jan 28 19:31:07 2004 +0000
@@ -1,4 +1,4 @@
-$NetBSD: isapnpdevs,v 1.54 2003/07/08 07:26:04 rh Exp $
+$NetBSD: isapnpdevs,v 1.55 2004/01/28 19:31:07 jdolecek Exp $
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
@@ -42,6 +42,7 @@
 driver aha     Adaptec SCSI
 driver aic     Adaptec SCSI
 driver an      Aironet 802.11
+driver atppc   AT Parallel Port
 driver com     National Semiconductor Serial
 driver cs      Cirrus Logic Crystal CS89x0 Ethernet
 driver ep      3Com 3CXXX Ethernet
@@ -79,6 +80,12 @@
 devlogic       an      AOL0001         0       Aironet 4500/4800
 
 /*
+ * atppc
+ */
+devlogic       atppc   PNP0400         0       Generic AT Parallel Port
+devlogic       atppc   PNP0401         0       Generic ECP Prallel Port
+
+/*
  * com
  */
 devlogic       com     AZT4001         0       Aztech Modem