[src/trunk]: src/sys/dev/isa Support for TS-ETH10 PC/104 enet isa card based ...

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

details:   https://anonhg.NetBSD.org/src/rev/a465fa0e5be9
branches:  trunk
changeset: 572546:a465fa0e5be9
user:      joff <joff%NetBSD.org@localhost>
date:      Sat Jan 08 02:55:52 2005 +0000

description:
Support for TS-ETH10 PC/104 enet isa card based on CS8900

diffstat:

 sys/dev/isa/if_tscs_isa.c |  223 ++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 223 insertions(+), 0 deletions(-)

diffs (227 lines):

diff -r c8f09e0ace12 -r a465fa0e5be9 sys/dev/isa/if_tscs_isa.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/isa/if_tscs_isa.c Sat Jan 08 02:55:52 2005 +0000
@@ -0,0 +1,223 @@
+/*     $NetBSD: if_tscs_isa.c,v 1.1 2005/01/08 02:55:52 joff Exp $     */
+
+/*-
+ * Copyright (c) 2005 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jesse Off
+ *
+ * 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: if_tscs_isa.c,v 1.1 2005/01/08 02:55:52 joff Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/socket.h>
+#include <sys/device.h>
+
+#include "rnd.h"
+#if NRND > 0
+#include <sys/rnd.h>
+#endif
+
+#include <net/if.h>
+#include <net/if_ether.h>
+#include <net/if_media.h>
+
+#include <machine/bus.h>
+#include <machine/intr.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+#include <dev/isa/isadmavar.h>
+
+#include <dev/ic/cs89x0reg.h>
+#include <dev/ic/cs89x0var.h>
+#include <dev/isa/cs89x0isavar.h>
+
+int    tscs_isa_probe __P((struct device *, struct cfdata *, void *));
+void   tscs_isa_attach __P((struct device *, struct device *, void *));
+
+CFATTACH_DECL(tscs_isa, sizeof(struct cs_softc),
+    tscs_isa_probe, tscs_isa_attach, NULL, NULL);
+
+int 
+tscs_isa_probe(parent, cf, aux)
+       struct device *parent;
+       struct cfdata *cf;
+       void *aux;
+{
+       struct isa_attach_args *ia = aux;
+       bus_space_tag_t iot = ia->ia_iot;
+       bus_space_handle_t ioh, pldh;
+       struct cs_softc sc;
+       int rv = 0, have_io = 0, have_pld = 0, irq;
+       u_int8_t jpcfg;
+
+       if (ia->ia_nio < 1)
+               return (0);
+       if (ia->ia_nirq < 1)
+               return (0);
+
+       if (ISA_DIRECT_CONFIG(ia))
+               return (0);
+
+       /*
+        * Disallow wildcarded I/O base.
+        */
+       if (ia->ia_io[0].ir_addr == ISA_UNKNOWN_PORT)
+               return (0);
+
+       /*
+        * Map the I/O space.
+        */
+       if (bus_space_map(ia->ia_iot, ia->ia_io[0].ir_addr - 0x300, 9,
+           0, &pldh))
+               goto out;
+       have_pld = 1;
+
+       if ((bus_space_read_1(ia->ia_iot, pldh, 0)  & 0xf) == 0xa &&
+           (bus_space_read_1(ia->ia_iot, pldh, 0x8)  & 0xf) == 0x5 &&
+           (bus_space_read_1(ia->ia_iot, pldh, 0x8)  & 0xf) == 0xa) {
+               bus_space_read_1(ia->ia_iot, pldh, 0x8); /* PLD rev. */
+               jpcfg = bus_space_read_1(ia->ia_iot, pldh, 0x8) & 0xf;
+       } else {
+               goto out;
+       }
+
+       if (bus_space_map(ia->ia_iot, ia->ia_io[0].ir_addr, CS8900_IOSIZE,
+           0, &ioh))
+               goto out;
+       have_io = 1;
+
+       memset(&sc, 0, sizeof sc);
+       sc.sc_iot = iot;
+       sc.sc_ioh = ioh;
+       /* Verify that it's a Crystal product. */
+       if (CS_READ_PACKET_PAGE_IO(&sc, PKTPG_EISA_NUM) !=
+           EISA_NUM_CRYSTAL)
+               goto out;
+
+       /*
+        * Verify that it's a supported chip.
+        */
+       switch (CS_READ_PACKET_PAGE_IO(&sc, PKTPG_PRODUCT_ID) &
+           PROD_ID_MASK) {
+       case PROD_ID_CS8900:
+               break;
+       default:
+               /* invalid product ID */
+               goto out;
+       }
+
+       /*
+        * If the IRQ wasn't specified, get it from the EEPROM.
+        */
+       if (ia->ia_irq[0].ir_irq == ISA_UNKNOWN_IRQ) {
+               switch (jpcfg >> 1) {
+               case 0x1:
+                       irq = 5;
+                       break;
+               case 0x2:
+                       irq = 6;
+                       break;
+               case 0x4:
+                       irq = 7;
+                       break;
+               default:
+                       goto out;
+               }
+       } else
+               irq = ia->ia_irq[0].ir_irq;
+
+       ia->ia_nio = 1;
+       ia->ia_io[0].ir_size = CS8900_IOSIZE;
+       ia->ia_niomem = 0;
+       ia->ia_nirq = 1;
+       ia->ia_ndrq = 0;
+       ia->ia_irq[0].ir_irq = irq;
+
+       rv = 1;
+
+ out:
+       if (have_io)
+               bus_space_unmap(iot, ioh, CS8900_IOSIZE);
+       if (have_pld)
+               bus_space_unmap(iot, pldh, 0x9);
+
+       return (rv);
+}
+
+void 
+tscs_isa_attach(parent, self, aux)
+       struct device *parent, *self;
+       void *aux;
+{
+       struct cs_softc *sc = (struct cs_softc *) self;
+       struct cs_softc_isa *isc = (void *) self;
+       struct isa_attach_args *ia = aux;
+
+       isc->sc_ic = ia->ia_ic;
+       sc->sc_iot = ia->ia_iot;
+       sc->sc_memt = ia->ia_memt;
+
+       isc->sc_drq = -1;
+       sc->sc_irq = ia->ia_irq[0].ir_irq;
+
+       printf(": Technologic Systems TS-ETH10\n");
+
+       /*
+        * Map the device.
+        */
+       if (bus_space_map(sc->sc_iot, ia->ia_io[0].ir_addr, CS8900_IOSIZE,
+           0, &sc->sc_ioh)) {
+               printf("%s: unable to map i/o space\n", sc->sc_dev.dv_xname);
+               return;
+       }
+
+       sc->sc_ih = isa_intr_establish(ia->ia_ic, sc->sc_irq, IST_EDGE,
+           IPL_NET, cs_intr, sc);
+       if (sc->sc_ih == NULL) {
+               printf("%s: unable to establish interrupt\n",
+                   sc->sc_dev.dv_xname);
+               return;
+       }
+
+       sc->sc_dma_chipinit = NULL;
+       sc->sc_dma_attach = NULL;
+       sc->sc_dma_process_rx = NULL;
+
+       /* all jumper routed IRQs are connected to pseudo CS8900 IRQ 5 */
+       sc->sc_irq = 5;
+
+       cs_attach(sc, NULL, NULL, 0, 0);
+}