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-rw-r--r--sys/dev/sbus/files.sbus6
-rw-r--r--sys/dev/sbus/sbusvar.h5
-rw-r--r--sys/dev/sbus/xbox.c171
-rw-r--r--sys/dev/sbus/xboxreg.h72
-rw-r--r--sys/dev/sbus/xboxvar.h44
5 files changed, 293 insertions, 5 deletions
diff --git a/sys/dev/sbus/files.sbus b/sys/dev/sbus/files.sbus
index 08b89e1415e..67572e5d9f9 100644
--- a/sys/dev/sbus/files.sbus
+++ b/sys/dev/sbus/files.sbus
@@ -1,4 +1,4 @@
-# $OpenBSD: files.sbus,v 1.28 2004/11/29 18:12:51 miod Exp $
+# $OpenBSD: files.sbus,v 1.29 2005/03/05 01:44:52 miod Exp $
# $NetBSD: files.sbus,v 1.16 2000/12/08 17:29:12 martin Exp $
#
# Config file and device description for machine-independent SBUS code.
@@ -122,3 +122,7 @@ device stp: pcmciabus
attach stp at sbus with stp_sbus
file dev/sbus/stp4020.c stp
+# ``XBox'' SBus Expansion
+device xbox {}
+attach xbox at sbus
+file dev/sbus/xbox.c xbox
diff --git a/sys/dev/sbus/sbusvar.h b/sys/dev/sbus/sbusvar.h
index 712e958c1d1..b7a8525a181 100644
--- a/sys/dev/sbus/sbusvar.h
+++ b/sys/dev/sbus/sbusvar.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: sbusvar.h,v 1.7 2003/02/17 01:29:21 henric Exp $ */
+/* $OpenBSD: sbusvar.h,v 1.8 2005/03/05 01:44:52 miod Exp $ */
/* $NetBSD: sbusvar.h,v 1.11 2000/11/01 06:18:45 eeh Exp $ */
/*-
@@ -99,9 +99,6 @@ struct sbus_attach_args {
int sa_frequency; /* SBus clockrate */
};
-/* sbus_attach_internal() is also used from obio.c */
-void sbus_attach_common(struct sbus_softc *, char *, int,
- const char * const *);
int sbus_print(void *, const char *);
void sbus_establish(struct sbusdev *, struct device *);
diff --git a/sys/dev/sbus/xbox.c b/sys/dev/sbus/xbox.c
new file mode 100644
index 00000000000..4b23dd15b79
--- /dev/null
+++ b/sys/dev/sbus/xbox.c
@@ -0,0 +1,171 @@
+/* $OpenBSD: xbox.c,v 1.1 2005/03/05 01:44:52 miod Exp $ */
+
+/*
+ * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+/*
+ * Driver for the Sun SBus Expansion Subsystem
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/errno.h>
+#include <sys/ioctl.h>
+#include <sys/syslog.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+
+#include <machine/autoconf.h>
+#include <machine/bus.h>
+#include <machine/cpu.h>
+#include <dev/sbus/sbusvar.h>
+
+#include <dev/sbus/xboxreg.h>
+#include <dev/sbus/xboxvar.h>
+
+int xboxmatch(struct device *, void *, void *);
+void xboxattach(struct device *, struct device *, void *);
+int xboxprint(void *, const char *);
+int xbox_fix_range(struct xbox_softc *sc, struct sbus_softc *sbp);
+
+struct cfattach xbox_ca = {
+ sizeof (struct xbox_softc), xboxmatch, xboxattach
+};
+
+struct cfdriver xbox_cd = {
+ NULL, "xbox", DV_IFNET
+};
+
+int
+xboxmatch(struct device *parent, void *cf, void *aux)
+{
+ struct sbus_attach_args *sa = aux;
+
+ if (strcmp("SUNW,xbox", sa->sa_name))
+ return (0);
+
+ return (1);
+}
+
+void
+xboxattach(struct device *parent, struct device *self, void *aux)
+{
+ struct xbox_softc *sc = (struct xbox_softc *)self;
+ struct sbus_attach_args *sa = aux;
+ int node = sa->sa_node;
+ struct xbox_attach_args xa;
+ bus_space_handle_t write0;
+ char *s;
+
+ s = getpropstring(node, "model");
+ printf(": model %s", s);
+
+ s = getpropstring(node, "child-present");
+ if (strcmp(s, "false") == 0) {
+ printf(": no devices\n");
+ return;
+ }
+
+ sc->sc_key = getpropint(node, "write0-key", -1);
+ sc->sc_node = node;
+
+ /*
+ * Setup transparent access
+ */
+
+ if (sbus_bus_map(sa->sa_bustag, sa->sa_reg[0].sbr_slot,
+ sa->sa_reg[0].sbr_offset, sa->sa_reg[0].sbr_size, 0, 0,
+ &write0) != 0) {
+ printf(": couldn't map write 0 register\n");
+ return;
+ }
+
+ bus_space_write_4(sa->sa_bustag, write0, 0,
+ (sc->sc_key << 24) | XAC_CTL1_OFFSET |
+ XBOX_CTL1_CSIE | XBOX_CTL1_TRANSPARENT);
+ bus_space_write_4(sa->sa_bustag, write0, 0,
+ (sc->sc_key << 24) | XBC_CTL1_OFFSET |
+ XBOX_CTL1_XSIE | XBOX_CTL1_XSBRE | XBOX_CTL1_XSSE);
+ DELAY(100);
+
+ bus_space_unmap(sa->sa_bustag, write0, sa->sa_reg[0].sbr_size);
+
+ sbus_establish(&sc->sc_sd, &sc->sc_dev);
+
+ printf("\n");
+
+ if (xbox_fix_range(sc, (struct sbus_softc *)parent) != 0)
+ return;
+
+ bzero(&xa, sizeof xa);
+ xa.xa_name = "sbus";
+ xa.xa_node = node;
+ xa.xa_bustag = sa->sa_bustag;
+ xa.xa_dmatag = sa->sa_dmatag;
+
+ (void)config_found(&sc->sc_dev, (void *)&xa, xboxprint);
+}
+
+/*
+ * Fix up our address ranges based on parent address spaces.
+ */
+int
+xbox_fix_range(struct xbox_softc *sc, struct sbus_softc *sbp)
+{
+ int error, i, j;
+
+ error = getprop(sc->sc_node, "ranges", sizeof(struct sbus_range),
+ &sc->sc_nrange, (void **)&sc->sc_range);
+ if (error != 0) {
+ printf("%s: PROM ranges too large\n", sc->sc_dev.dv_xname);
+ return (error);
+ }
+
+ for (i = 0; i < sc->sc_nrange; i++) {
+ for (j = 0; j < sbp->sc_nrange; j++) {
+ if (sc->sc_range[i].pspace == sbp->sc_range[j].cspace) {
+ sc->sc_range[i].poffset +=
+ sbp->sc_range[j].poffset;
+ sc->sc_range[i].pspace =
+ sbp->sc_range[j].pspace;
+ break;
+ }
+ }
+ }
+
+ return (0);
+}
+
+int
+xboxprint(void *args, const char *bus)
+{
+ struct xbox_attach_args *xa = args;
+
+ if (bus != NULL)
+ printf("%s at %s", xa->xa_name, bus);
+ return (UNCONF);
+}
diff --git a/sys/dev/sbus/xboxreg.h b/sys/dev/sbus/xboxreg.h
new file mode 100644
index 00000000000..6b02e1c8399
--- /dev/null
+++ b/sys/dev/sbus/xboxreg.h
@@ -0,0 +1,72 @@
+/* $OpenBSD: xboxreg.h,v 1.1 2005/03/05 01:44:52 miod Exp $ */
+
+/*
+ * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#define X_WRITE0_OFFSET 0
+
+#define XAC_ERR_OFFSET 0x2000
+#define XAC_CTL0_OFFSET 0x100000 /* control reg 0 */
+#define XAC_CTL1_OFFSET 0x110000 /* control reg 1 */
+#define XAC_ELUA_OFFSET 0x120000
+#define XAC_ELLA_OFFSET 0x130000
+#define XAC_ERR_EN_OFFSET 0x140000 /* error enable */
+
+#define XBC_ERR_OFFSET 0x420000
+#define XBC_CTL0_OFFSET 0x500000 /* control reg 0 */
+#define XBC_CTL1_OFFSET 0x510000 /* control reg 1 */
+#define XBC_ELUA_OFFSET 0x520000
+#define XBC_ELLA_OFFSET 0x530000
+#define XBC_ERR_EN_OFFSET 0x540000 /* error enable */
+
+/*
+ * Error registers
+ */
+
+#define XERR_DESCR 0 /* error descriptor */
+#define XERR_VA 4 /* error virtual addr */
+#define XERR_STAT 8 /* error status */
+
+/*
+ * Control register 1
+ */
+#define XBOX_CTL1_CDPTE1 0x8000 /* cable data parity test enb */
+#define XBOX_CTL1_CRTE 0x4000 /* cable rerun test enb */
+#define XBOX_CTL1_SRST 0x3000 /* software reset mask */
+#define XBOX_CTL1_SRST_XARS 0x1000
+#define XBOX_CTL1_SRST_CRES 0x2000
+#define XBOX_CTL1_SRST_HRES 0x3000
+#define XBOX_CTL1_DTE 0x0800 /* dvma test enb */
+#define XBOX_CTL1_CDPTE 0x0400 /* cable data parity test enb */
+#define XBOX_CTL1_ITE 0x0200 /* interrupt test enb */
+#define XBOX_CTL1_CDPTE0 0x0100 /* cable data parity test enb, dpr0 */
+#define XBOX_CTL1_ELDS 0x00c0 /* error log dvma size */
+#define XBOX_CTL1_XSSE 0x0020 /* expansion sbus slot select enb */
+#define XBOX_CTL1_XSBRE 0x0010 /* expansion sbus bus request enb */
+#define XBOX_CTL1_XSIE 0x0008 /* expansion sbus interrupt enb */
+#define XBOX_CTL1_ELDE 0x0004 /* error log dvma enable */
+#define XBOX_CTL1_CSIE 0x0002 /* cable serial interrupt enb */
+#define XBOX_CTL1_TRANSPARENT 0x0001 /* transparent mode enb */
diff --git a/sys/dev/sbus/xboxvar.h b/sys/dev/sbus/xboxvar.h
new file mode 100644
index 00000000000..dc2ec0a8cf2
--- /dev/null
+++ b/sys/dev/sbus/xboxvar.h
@@ -0,0 +1,44 @@
+/* $OpenBSD: xboxvar.h,v 1.1 2005/03/05 01:44:52 miod Exp $ */
+
+/*
+ * Copyright (c) 1999 Jason L. Wright (jason@thought.net)
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+struct xbox_attach_args {
+ bus_space_tag_t xa_bustag;
+ bus_dma_tag_t xa_dmatag;
+ char *xa_name;
+ int xa_node;
+};
+
+struct xbox_softc {
+ struct device sc_dev; /* base device */
+ struct sbusdev sc_sd; /* sbus device */
+ u_int32_t sc_key; /* device key */
+ int sc_node; /* sbus node */
+ int sc_attached; /* has sbus attached? */
+ int sc_nrange; /* number of ranges */
+ struct sbus_range *sc_range; /* address ranges */
+};
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