[src/trunk]: src/sys/arch/amiga Add Thylacine USB Host Controller driver (jus...

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

details:   https://anonhg.NetBSD.org/src/rev/529663f29d87
branches:  trunk
changeset: 786396:529663f29d87
user:      rkujawa <rkujawa%NetBSD.org@localhost>
date:      Sat Apr 27 22:27:33 2013 +0000

description:
Add Thylacine USB Host Controller driver (just a zbus frontend to slhci).

Barely works due to combination of SL811HS brain damagae and our unforgiving
driver. At least most keyboards and mices are good. Of course on amiga WSCONS
kernel is needed to make any use of them.

diffstat:

 sys/arch/amiga/conf/files.amiga |    5 +-
 sys/arch/amiga/dev/slhci_zbus.c |  145 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 149 insertions(+), 1 deletions(-)

diffs (168 lines):

diff -r 743464e77b60 -r 529663f29d87 sys/arch/amiga/conf/files.amiga
--- a/sys/arch/amiga/conf/files.amiga   Sat Apr 27 22:26:57 2013 +0000
+++ b/sys/arch/amiga/conf/files.amiga   Sat Apr 27 22:27:33 2013 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.amiga,v 1.169 2013/01/29 00:52:50 rkujawa Exp $
+#      $NetBSD: files.amiga,v 1.170 2013/04/27 22:27:33 rkujawa Exp $
 
 # maxpartitions must be first item in files.${ARCH}.newconf
 maxpartitions 16                       # NOTE THAT AMIGA IS SPECIAL!
@@ -567,6 +567,9 @@
 attach z3rambd at zbus
 file   arch/amiga/dev/z3rambd.c        z3rambd needs-flag
 
+attach slhci at zbus with slhci_zbus
+file   arch/amiga/dev/slhci_zbus.c     slhci_zbus
+
 include "arch/amiga/clockport/files.clockport"
 
 include        "arch/amiga/conf/majors.amiga"
diff -r 743464e77b60 -r 529663f29d87 sys/arch/amiga/dev/slhci_zbus.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/amiga/dev/slhci_zbus.c   Sat Apr 27 22:27:33 2013 +0000
@@ -0,0 +1,145 @@
+/*     $NetBSD: slhci_zbus.c,v 1.1 2013/04/27 22:27:33 rkujawa Exp $ */
+
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Radoslaw Kujawa.
+ *
+ * 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 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: slhci_zbus.c,v 1.1 2013/04/27 22:27:33 rkujawa Exp $");
+
+/*
+ * Thylacine driver.
+ * Inspired by slhci_intio.c.
+ */
+
+#include <sys/param.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+
+#include <amiga/amiga/device.h>
+#include <amiga/amiga/isr.h>
+
+#include <amiga/dev/zbusvar.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbdi.h>
+#include <dev/usb/usbdivar.h>
+
+#include <dev/ic/sl811hsreg.h>
+#include <dev/ic/sl811hsvar.h>
+
+#define THYLACINE_SLHCI_PWR_OFFSET     0x100
+#define THYLACINE_SLHCI_ADDR_OFFSET    0x1
+#define THYLACINE_SLHCI_DATA_STRIDE    0x4000
+#define THYLACINE_SIZE                 0x8000
+
+static int     slhci_zbus_match(device_t, cfdata_t , void *);
+static void    slhci_zbus_attach(device_t, device_t, void *);
+static void    slhci_zbus_enable_power(void *, enum power_change);
+
+struct slhci_zbus_softc {
+       struct slhci_softc      sc_sc;
+
+       struct bus_space_tag    sc_bst;
+       struct isr              sc_isr;
+};
+
+CFATTACH_DECL_NEW(slhci_zbus, sizeof(struct slhci_zbus_softc),
+    slhci_zbus_match, slhci_zbus_attach, NULL, NULL);
+
+static int
+slhci_zbus_match(device_t parent, cfdata_t cf, void *aux)
+{
+       struct zbus_args *zap = aux;
+
+       /* Thylacine */
+       if (zap->manid == 0x1392 && zap->prodid == 0x1) {
+                       return 1;
+       }
+
+       return 0;
+}
+
+static void
+slhci_zbus_attach(device_t parent, device_t self, void *aux)
+{
+       struct slhci_zbus_softc *zsc;
+       struct slhci_softc *sc;
+       struct zbus_args *zap;
+       bus_space_tag_t iot;
+       bus_space_handle_t ioh;
+
+       zap = aux;
+       zsc = device_private(self);
+       sc = &zsc->sc_sc;
+       sc->sc_dev = self;
+       sc->sc_bus.hci_private = sc;
+
+       zsc->sc_bst.base = (bus_addr_t)zap->va;
+       zsc->sc_bst.absm = &amiga_bus_stride_1;
+       iot = &zsc->sc_bst;
+
+       aprint_normal(": Thylacine USB Host Controller\n");
+
+       if (bus_space_map(iot, THYLACINE_SLHCI_ADDR_OFFSET, THYLACINE_SIZE, 0, 
+           &ioh)) {
+               aprint_error_dev(sc->sc_dev, "can't map the bus\n");
+       }
+
+       slhci_preinit(sc, slhci_zbus_enable_power, iot, ioh, 500,
+          THYLACINE_SLHCI_DATA_STRIDE);
+
+       /* Attach interrupt routine. */
+       zsc->sc_isr.isr_intr = slhci_intr;
+       zsc->sc_isr.isr_arg = sc;
+       zsc->sc_isr.isr_ipl = 6;
+       add_isr(&zsc->sc_isr);
+
+       slhci_attach(sc);
+
+}
+
+static void
+slhci_zbus_enable_power(void *arg, enum power_change mode)
+{
+       struct slhci_zbus_softc *zsc = arg;
+   
+       /*
+        * The hardware is dumb. Changing power mode depends only on A8 being 
+        * low or high.
+        */ 
+       if (mode == POWER_ON)
+               bus_space_read_1(zsc->sc_sc.sc_iot, zsc->sc_sc.sc_ioh,
+                   THYLACINE_SLHCI_DATA_STRIDE);
+       else
+               bus_space_read_1(zsc->sc_sc.sc_iot, zsc->sc_sc.sc_ioh, 
+                   THYLACINE_SLHCI_PWR_OFFSET);
+}
+