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-rw-r--r--sys/mips/nlm/iodi.c233
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diff --git a/sys/mips/nlm/iodi.c b/sys/mips/nlm/iodi.c
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+/*-
+ * Copyright 2003-2011 Netlogic Microsystems (Netlogic). 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 Netlogic Microsystems ``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 NETLOGIC 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.
+ *
+ * NETLOGIC_BSD */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#define __RMAN_RESOURCE_VISIBLE
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/interrupt.h>
+#include <sys/kernel.h>
+#include <sys/lock.h>
+#include <sys/malloc.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/reboot.h>
+#include <sys/rman.h>
+
+#include <vm/vm.h>
+#include <vm/vm_param.h>
+#include <vm/pmap.h>
+
+#include <machine/cpu.h>
+#include <machine/bus.h>
+#include <machine/intr_machdep.h>
+
+#include <mips/nlm/hal/mmio.h>
+#include <mips/nlm/hal/iomap.h>
+#include <mips/nlm/hal/pic.h>
+#include <mips/nlm/hal/uart.h>
+#include <mips/nlm/hal/cop2.h>
+#include <mips/nlm/hal/fmn.h>
+
+#include <mips/nlm/msgring.h>
+#include <mips/nlm/xlp.h>
+#include <mips/nlm/board.h>
+
+extern void iodi_activateirqs(void);
+
+extern bus_space_tag_t uart_bus_space_mem;
+
+static struct resource *iodi_alloc_resource(device_t, device_t, int, int *,
+ u_long, u_long, u_long, u_int);
+
+static int iodi_activate_resource(device_t, device_t, int, int,
+ struct resource *);
+struct iodi_softc *iodi_softc; /* There can be only one. */
+
+static int
+iodi_setup_intr(device_t dev, device_t child,
+ struct resource *ires, int flags, driver_filter_t *filt,
+ driver_intr_t *intr, void *arg, void **cookiep)
+{
+ const char *name = device_get_name(child);
+ int unit = device_get_unit(child);
+
+ if (strcmp(name, "uart") == 0) {
+ /* Note: in xlp, all pic interrupts are level triggered */
+ nlm_pic_write_irt_id(xlp_pic_base, XLP_PIC_IRT_UART0_INDEX, 1, 0,
+ xlp_irt_to_irq(XLP_PIC_IRT_UART0_INDEX), 0, 0, 0x1);
+
+ cpu_establish_hardintr("uart", filt, intr, arg,
+ xlp_irt_to_irq(XLP_PIC_IRT_UART0_INDEX), flags, cookiep);
+ } else if (strcmp(name, "ehci") == 0) {
+ if (unit == 0) {
+ nlm_pic_write_irt_id(xlp_pic_base, XLP_PIC_IRT_EHCI0_INDEX, 1, 0,
+ xlp_irt_to_irq(XLP_PIC_IRT_EHCI0_INDEX), 0, 0, 0x1);
+
+ cpu_establish_hardintr("ehci0", filt, intr, arg,
+ xlp_irt_to_irq(XLP_PIC_IRT_EHCI0_INDEX), flags, cookiep);
+ } else if (unit == 1) {
+ nlm_pic_write_irt_id(xlp_pic_base, XLP_PIC_IRT_EHCI1_INDEX, 1, 0,
+ xlp_irt_to_irq(XLP_PIC_IRT_EHCI1_INDEX), 0, 0, 0x1);
+
+ cpu_establish_hardintr("ehci1", filt, intr, arg,
+ xlp_irt_to_irq(XLP_PIC_IRT_EHCI1_INDEX), flags, cookiep);
+
+ }
+ } else if (strcmp(name, "xlp_sdhci") == 0) {
+ nlm_pic_write_irt_id(xlp_pic_base, XLP_PIC_IRT_MMC_INDEX, 1, 0,
+ xlp_irt_to_irq(XLP_PIC_IRT_MMC_INDEX), 0, 0, 0x1);
+
+ cpu_establish_hardintr("xlp_sdhci", filt, intr, arg,
+ xlp_irt_to_irq(XLP_PIC_IRT_MMC_INDEX), flags, cookiep);
+
+ }
+
+ return (0);
+}
+
+static struct resource *
+iodi_alloc_resource(device_t bus, device_t child, int type, int *rid,
+ u_long start, u_long end, u_long count, u_int flags)
+{
+ struct resource *res = malloc(sizeof(*res), M_DEVBUF, M_WAITOK);
+ const char *name = device_get_name(child);
+ int unit;
+
+ switch (type) {
+ case SYS_RES_IRQ:
+ device_printf(bus, "IRQ resource - for %s %lx-%lx\n",
+ device_get_nameunit(child), start, end);
+ break;
+
+ case SYS_RES_IOPORT:
+ device_printf(bus, "IOPORT resource - for %s %lx-%lx\n",
+ device_get_nameunit(child), start, end);
+ break;
+
+ case SYS_RES_MEMORY:
+ device_printf(bus, "MEMORY resource - for %s %lx-%lx\n",
+ device_get_nameunit(child), start, end);
+ break;
+ }
+
+ unit = device_get_unit(child);
+ if (strcmp(name, "uart") == 0) {
+ if (unit == 0) {
+ res->r_bushandle = nlm_regbase_uart(0, 0) + XLP_IO_PCI_HDRSZ;
+ } else if ( unit == 1) {
+ res->r_bushandle = nlm_regbase_uart(0, 1) + XLP_IO_PCI_HDRSZ;
+ } else
+ printf("%s: Unknown uart unit\n", __FUNCTION__);
+
+ res->r_bustag = uart_bus_space_mem;
+ }
+
+ return (res);
+}
+
+static int
+iodi_activate_resource(device_t bus, device_t child, int type, int rid,
+ struct resource *r)
+{
+ return (0);
+}
+/* prototypes */
+static int iodi_probe(device_t);
+static int iodi_attach(device_t);
+static void iodi_identify(driver_t *, device_t);
+
+int
+iodi_probe(device_t dev)
+{
+ return 0;
+}
+
+void
+iodi_identify(driver_t *driver, device_t parent)
+{
+
+ BUS_ADD_CHILD(parent, 0, "iodi", 0);
+}
+
+
+int
+iodi_attach(device_t dev)
+{
+ device_t tmpd;
+ char desc[32];
+ int i;
+
+ device_printf(dev, "IODI - Initialize message ring.\n");
+ xlp_msgring_iodi_config();
+
+ /*
+ * Attach each devices
+ */
+ device_add_child(dev, "uart", 0);
+ device_add_child(dev, "xlp_i2c", 0);
+ device_add_child(dev, "xlp_i2c", 1);
+ device_add_child(dev, "ehci", 0);
+ device_add_child(dev, "ehci", 1);
+ device_add_child(dev, "xlp_sdhci", 0);
+
+ for (i=0; i < XLP_NUM_NODES; i++) {
+ tmpd = device_add_child(dev, "xlpnae", i);
+ device_set_ivars(tmpd, &xlp_board_info.nodes[i].nae_ivars);
+ snprintf(desc, sizeof(desc), "XLP NAE %d", i);
+ device_set_desc_copy(tmpd, desc);
+ }
+
+ bus_generic_probe(dev);
+ bus_generic_attach(dev);
+ return 0;
+}
+
+static device_method_t iodi_methods[] = {
+ DEVMETHOD(device_probe, iodi_probe),
+ DEVMETHOD(device_attach, iodi_attach),
+ DEVMETHOD(device_identify, iodi_identify),
+ DEVMETHOD(bus_alloc_resource, iodi_alloc_resource),
+ DEVMETHOD(bus_activate_resource, iodi_activate_resource),
+ DEVMETHOD(bus_add_child, bus_generic_add_child),
+ DEVMETHOD(bus_setup_intr, iodi_setup_intr),
+ {0, 0},
+};
+
+static driver_t iodi_driver = {
+ "iodi",
+ iodi_methods,
+ 1 /* no softc */
+};
+static devclass_t iodi_devclass;
+
+DRIVER_MODULE(iodi, nexus, iodi_driver, iodi_devclass, 0, 0);
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