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[src/trunk]: src/sys/dev/pcmcia Add esp_pcmcia. For the moment it's polled, ...
details: https://anonhg.NetBSD.org/src/rev/9e006a44bbeb
branches: trunk
changeset: 483854:9e006a44bbeb
user: mycroft <mycroft%NetBSD.org@localhost>
date: Sun Mar 19 21:54:01 2000 +0000
description:
Add esp_pcmcia. For the moment it's polled, since interrupts don't seem to be
working.
diffstat:
sys/dev/pcmcia/esp_pcmcia.c | 505 ++++++++++++++++++++++++++++++++++++++++++++
sys/dev/pcmcia/files.pcmcia | 8 +-
2 files changed, 511 insertions(+), 2 deletions(-)
diffs (truncated from 534 to 300 lines):
diff -r 6c450c11356c -r 9e006a44bbeb sys/dev/pcmcia/esp_pcmcia.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/pcmcia/esp_pcmcia.c Sun Mar 19 21:54:01 2000 +0000
@@ -0,0 +1,505 @@
+/* $NetBSD: esp_pcmcia.c,v 1.1 2000/03/19 21:54:01 mycroft Exp $ */
+
+#define ESP_PCMCIA_POLL
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Charles M. Hannum.
+ *
+ * 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/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <sys/buf.h>
+
+#include <machine/bus.h>
+#include <machine/intr.h>
+
+#include <dev/scsipi/scsi_all.h>
+#include <dev/scsipi/scsipi_all.h>
+#include <dev/scsipi/scsiconf.h>
+
+#include <dev/pcmcia/pcmciareg.h>
+#include <dev/pcmcia/pcmciavar.h>
+#include <dev/pcmcia/pcmciadevs.h>
+
+#include <dev/ic/ncr53c9xreg.h>
+#include <dev/ic/ncr53c9xvar.h>
+
+struct esp_pcmcia_softc {
+ struct ncr53c9x_softc sc_ncr53c9x; /* glue to MI code */
+
+ int sc_active; /* Pseudo-DMA state vars */
+ int sc_tc;
+ int sc_datain;
+ size_t sc_dmasize;
+ size_t sc_dmatrans;
+ char **sc_dmaaddr;
+ size_t *sc_pdmalen;
+
+ /* PCMCIA-specific goo. */
+ struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
+ int sc_io_window; /* our i/o window */
+ struct pcmcia_function *sc_pf; /* our PCMCIA function */
+ void *sc_ih; /* interrupt handler */
+ int sc_flags;
+#define ESP_PCMCIA_ATTACHED 1 /* attach completed */
+#define ESP_PCMCIA_ATTACHING 2 /* attach in progress */
+};
+
+int esp_pcmcia_match __P((struct device *, struct cfdata *, void *));
+void esp_pcmcia_attach __P((struct device *, struct device *, void *));
+void esp_pcmcia_init __P((struct esp_pcmcia_softc *));
+int esp_pcmcia_detach __P((struct device *, int));
+int esp_pcmcia_enable __P((void *, int));
+
+struct cfattach esp_pcmcia_ca = {
+ sizeof(struct esp_pcmcia_softc), esp_pcmcia_match, esp_pcmcia_attach,
+ esp_pcmcia_detach
+};
+
+struct scsipi_device esp_pcmcia_dev = {
+ NULL, /* Use default error handler */
+ NULL, /* have a queue, served by this */
+ NULL, /* have no async handler */
+ NULL, /* Use default 'done' routine */
+};
+
+/*
+ * Functions and the switch for the MI code.
+ */
+#ifdef ESP_PCMCIA_POLL
+void esp_pcmcia_poll __P((void *));
+#endif
+u_char esp_pcmcia_read_reg __P((struct ncr53c9x_softc *, int));
+void esp_pcmcia_write_reg __P((struct ncr53c9x_softc *, int, u_char));
+int esp_pcmcia_dma_isintr __P((struct ncr53c9x_softc *));
+void esp_pcmcia_dma_reset __P((struct ncr53c9x_softc *));
+int esp_pcmcia_dma_intr __P((struct ncr53c9x_softc *));
+int esp_pcmcia_dma_setup __P((struct ncr53c9x_softc *, caddr_t *,
+ size_t *, int, size_t *));
+void esp_pcmcia_dma_go __P((struct ncr53c9x_softc *));
+void esp_pcmcia_dma_stop __P((struct ncr53c9x_softc *));
+int esp_pcmcia_dma_isactive __P((struct ncr53c9x_softc *));
+
+struct ncr53c9x_glue esp_pcmcia_glue = {
+ esp_pcmcia_read_reg,
+ esp_pcmcia_write_reg,
+ esp_pcmcia_dma_isintr,
+ esp_pcmcia_dma_reset,
+ esp_pcmcia_dma_intr,
+ esp_pcmcia_dma_setup,
+ esp_pcmcia_dma_go,
+ esp_pcmcia_dma_stop,
+ esp_pcmcia_dma_isactive,
+ NULL, /* gl_clear_latched_intr */
+};
+
+const struct pcmcia_product esp_pcmcia_products[] = {
+ { PCMCIA_STR_PANASONIC_KXLC002, PCMCIA_VENDOR_PANASONIC,
+ PCMCIA_PRODUCT_PANASONIC_KXLC002, 0 },
+
+ { NULL }
+};
+
+int
+esp_pcmcia_match(parent, match, aux)
+ struct device *parent;
+ struct cfdata *match;
+ void *aux;
+{
+ struct pcmcia_attach_args *pa = aux;
+
+ if (pcmcia_product_lookup(pa, esp_pcmcia_products,
+ sizeof esp_pcmcia_products[0], NULL) != NULL)
+ return (1);
+ return (0);
+}
+
+void
+esp_pcmcia_attach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct esp_pcmcia_softc *esc = (void *)self;
+ struct ncr53c9x_softc *sc = &esc->sc_ncr53c9x;
+ struct pcmcia_attach_args *pa = aux;
+ struct pcmcia_config_entry *cfe;
+ struct pcmcia_function *pf = pa->pf;
+ const struct pcmcia_product *pp;
+
+ esc->sc_pf = pf;
+
+ for (cfe = SIMPLEQ_FIRST(&pf->cfe_head); cfe != NULL;
+ cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
+ if (cfe->num_memspace != 0 ||
+ cfe->num_iospace != 1)
+ continue;
+
+ if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
+ cfe->iospace[0].length, 0, &esc->sc_pcioh) == 0)
+ break;
+ }
+
+ if (cfe == 0) {
+ printf(": can't alloc i/o space\n");
+ goto no_config_entry;
+ }
+
+ /* Enable the card. */
+ pcmcia_function_init(pf, cfe);
+ if (pcmcia_function_enable(pf)) {
+ printf(": function enable failed\n");
+ goto enable_failed;
+ }
+
+ /* Map in the I/O space */
+ if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0, esc->sc_pcioh.size,
+ &esc->sc_pcioh, &esc->sc_io_window)) {
+ printf(": can't map i/o space\n");
+ goto iomap_failed;
+ }
+
+ pp = pcmcia_product_lookup(pa, esp_pcmcia_products,
+ sizeof esp_pcmcia_products[0], NULL);
+ if (pp == NULL) {
+ printf("\n");
+ panic("esp_pcmcia_attach: impossible");
+ }
+
+ printf(": %s\n", pp->pp_name);
+
+ esp_pcmcia_init(esc);
+
+ sc->sc_adapter.scsipi_enable = esp_pcmcia_enable;
+ sc->sc_adapter.scsipi_cmd = ncr53c9x_scsi_cmd;
+ sc->sc_adapter.scsipi_minphys = minphys;
+
+ /*
+ * Initialize nca board itself.
+ */
+ esc->sc_flags |= ESP_PCMCIA_ATTACHING;
+ ncr53c9x_attach(sc, &esp_pcmcia_dev);
+ esc->sc_flags &= ~ESP_PCMCIA_ATTACHING;
+ esc->sc_flags |= ESP_PCMCIA_ATTACHED;
+ return;
+
+iomap_failed:
+ /* Disable the device. */
+ pcmcia_function_disable(esc->sc_pf);
+
+enable_failed:
+ /* Unmap our I/O space. */
+ pcmcia_io_free(esc->sc_pf, &esc->sc_pcioh);
+
+no_config_entry:
+ return;
+}
+
+void
+esp_pcmcia_init(esc)
+ struct esp_pcmcia_softc *esc;
+{
+ struct ncr53c9x_softc *sc = &esc->sc_ncr53c9x;
+ bus_space_tag_t iot = esc->sc_pcioh.iot;
+ bus_space_handle_t ioh = esc->sc_pcioh.ioh;
+
+ /* id 7, clock 40M, parity ON, sync OFF, fast ON, slow ON */
+
+ sc->sc_glue = &esp_pcmcia_glue;
+
+ sc->sc_rev = NCR_VARIANT_ESP406;
+ sc->sc_id = 7;
+ sc->sc_freq = 40;
+ sc->sc_cfg1 = sc->sc_id | NCRCFG1_PARENB | NCRCFG1_SLOW;
+ sc->sc_cfg2 = NCRCFG2_SCSI2;
+ sc->sc_cfg3 = bus_space_read_1(iot, ioh, NCR_ESPCFG3) |
+ NCRESPCFG3_FCLK | NCRESPCFG3_IDM | NCRESPCFG3_FSCSI;
+ sc->sc_cfg4 = NCRCFG4_ACTNEG;
+ sc->sc_cfg5 = NCRCFG5_CRS1 | NCRCFG5_AADDR | NCRCFG5_PTRINC;
+ sc->sc_minsync = 0;
+ sc->sc_maxxfer = 64 * 1024;
+
+ bus_space_write_1(iot, ioh, NCR_CFG5, sc->sc_cfg5);
+
+ bus_space_write_1(iot, ioh, NCR_PIOI, 0);
+ bus_space_write_1(iot, ioh, NCR_PSTAT, 0);
+ bus_space_write_1(iot, ioh, 0x09, 0x24);
+
+ bus_space_write_1(iot, ioh, NCR_CFG4, sc->sc_cfg4);
+}
+
+int
+esp_pcmcia_detach(self, flags)
+ struct device *self;
+ int flags;
+{
+ struct esp_pcmcia_softc *esc = (void *)self;
+ int error;
+
+ if ((esc->sc_flags & ESP_PCMCIA_ATTACHED) == 0) {
+ /* Nothing to detach. */
+ return (0);
+ }
+
+ error = ncr53c9x_detach(&esc->sc_ncr53c9x, flags);
+ if (error)
+ return (error);
+
+ /* Unmap our i/o window and i/o space. */
+ pcmcia_io_unmap(esc->sc_pf, esc->sc_io_window);
+ pcmcia_io_free(esc->sc_pf, &esc->sc_pcioh);
+
+ return (0);
+}
+
+int
+esp_pcmcia_enable(arg, onoff)
+ void *arg;
+ int onoff;
+{
+ struct esp_pcmcia_softc *esc = arg;
+
+ if (onoff) {
+#ifdef ESP_PCMCIA_POLL
+ timeout(esp_pcmcia_poll, esc, 1);
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