[src/trunk]: src/sys/dev/sbus Add support for the PTI SBS430. It's a FAS200 t...

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

details:   https://anonhg.NetBSD.org/src/rev/3912c3c2c017
branches:  trunk
changeset: 467588:3912c3c2c017
user:      mjacob <mjacob%NetBSD.org@localhost>
date:      Fri Mar 26 06:48:40 1999 +0000

description:
Add support for the PTI SBS430. It's a FAS200 type chip- it's a bit funky
in that the registers aren't spread by a longword like all the other SBus/ESP
cards. Otherwise it's much the same. It'll make Brad Salai happy.

diffstat:

 sys/dev/sbus/esp_sbus.c |  67 ++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 58 insertions(+), 9 deletions(-)

diffs (152 lines):

diff -r 5b3fc49eedf5 -r 3912c3c2c017 sys/dev/sbus/esp_sbus.c
--- a/sys/dev/sbus/esp_sbus.c   Fri Mar 26 05:23:58 1999 +0000
+++ b/sys/dev/sbus/esp_sbus.c   Fri Mar 26 06:48:40 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: esp_sbus.c,v 1.5 1998/11/19 21:54:02 thorpej Exp $     */
+/*     $NetBSD: esp_sbus.c,v 1.6 1999/03/26 06:48:40 mjacob Exp $      */
 
 /*-
  * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@@ -89,7 +89,6 @@
 void   espattach_dma   __P((struct device *, struct device *, void *));
 int    espmatch_sbus   __P((struct device *, struct cfdata *, void *));
 
-static void    espattach       __P((struct esp_softc *));
 
 /* Linkup to the rest of the kernel */
 struct cfattach esp_sbus_ca = {
@@ -111,6 +110,8 @@
  */
 static u_char  esp_read_reg __P((struct ncr53c9x_softc *, int));
 static void    esp_write_reg __P((struct ncr53c9x_softc *, int, u_char));
+static u_char  esp_rdreg1 __P((struct ncr53c9x_softc *, int));
+static void    esp_wrreg1 __P((struct ncr53c9x_softc *, int, u_char));
 static int     esp_dma_isintr __P((struct ncr53c9x_softc *));
 static void    esp_dma_reset __P((struct ncr53c9x_softc *));
 static int     esp_dma_intr __P((struct ncr53c9x_softc *));
@@ -133,15 +134,33 @@
        NULL,                   /* gl_clear_latched_intr */
 };
 
+static struct ncr53c9x_glue esp_sbus_glue1 = {
+       esp_rdreg1,
+       esp_wrreg1,
+       esp_dma_isintr,
+       esp_dma_reset,
+       esp_dma_intr,
+       esp_dma_setup,
+       esp_dma_go,
+       esp_dma_stop,
+       esp_dma_isactive,
+       NULL,                   /* gl_clear_latched_intr */
+};
+
+static void    espattach __P((struct esp_softc *, struct ncr53c9x_glue *));
+
 int
 espmatch_sbus(parent, cf, aux)
        struct device *parent;
        struct cfdata *cf;
        void *aux;
 {
+       int rv;
        struct sbus_attach_args *sa = aux;
 
-       return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
+       rv = (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0 ||
+           strcmp("ptscII", sa->sa_name) == 0);
+       return (rv);
 }
 
 void
@@ -208,11 +227,15 @@
        esc->sc_sd.sd_reset = (void *) ncr53c9x_reset;
        sbus_establish(&esc->sc_sd, &sc->sc_dev);
 
-       if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, "esp") == 0 &&
+       if (sa->sa_bp != NULL && strcmp("esp", sa->sa_bp->name) == 0 &&
            SAME_ESP(sc, sa->sa_bp, sa))
                bootpath_store(1, sa->sa_bp + 1);
 
-       espattach(esc);
+       if (strcmp("ptscII", sa->sa_name) == 0) {
+               espattach(esc, &esp_sbus_glue1);
+       } else {
+               espattach(esc, &esp_sbus_glue);
+       }
 }
 
 void
@@ -224,6 +247,10 @@
        struct ncr53c9x_softc *sc = &esc->sc_ncr53c9x;
        struct sbus_attach_args *sa = aux;
 
+       if (strcmp("ptscII", sa->sa_name) == 0) {
+               return;
+       }
+
        esc->sc_bustag = sa->sa_bustag;
        esc->sc_dmatag = sa->sa_dmatag;
 
@@ -259,11 +286,11 @@
        esc->sc_sd.sd_reset = (void *) ncr53c9x_reset;
        sbus_establish(&esc->sc_sd, parent);
 
-       if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, "esp") == 0 &&
+       if (sa->sa_bp != NULL && strcmp("esp", sa->sa_bp->name) == 0 &&
            SAME_ESP(sc, sa->sa_bp, sa))
                bootpath_store(1, sa->sa_bp + 1);
 
-       espattach(esc);
+       espattach(esc, &esp_sbus_glue);
 }
 
 
@@ -271,8 +298,9 @@
  * Attach this instance, and then all the sub-devices
  */
 void
-espattach(esc)
+espattach(esc, gluep)
        struct esp_softc *esc;
+       struct ncr53c9x_glue *gluep;
 {
        struct ncr53c9x_softc *sc = &esc->sc_ncr53c9x;
        void *icookie;
@@ -280,7 +308,7 @@
        /*
         * Set up glue for MI code early; we use some of it here.
         */
-       sc->sc_glue = &esp_sbus_glue;
+       sc->sc_glue = gluep;
 
        /* gimme Mhz */
        sc->sc_freq /= 1000000;
@@ -407,6 +435,27 @@
        bus_space_write_1(esc->sc_bustag, esc->sc_reg, reg * 4, v);
 }
 
+u_char
+esp_rdreg1(sc, reg)
+       struct ncr53c9x_softc *sc;
+       int reg;
+{
+       struct esp_softc *esc = (struct esp_softc *)sc;
+
+       return (bus_space_read_1(esc->sc_bustag, esc->sc_reg, reg));
+}
+
+void
+esp_wrreg1(sc, reg, v)
+       struct ncr53c9x_softc *sc;
+       int reg;
+       u_char v;
+{
+       struct esp_softc *esc = (struct esp_softc *)sc;
+
+       bus_space_write_1(esc->sc_bustag, esc->sc_reg, reg, v);
+}
+
 int
 esp_dma_isintr(sc)
        struct ncr53c9x_softc *sc;