Module Name:    src
Committed By:   jakllsch
Date:           Mon Sep 26 20:05:03 UTC 2016

Modified Files:
        src/sys/arch/arm/nvidia: files.tegra
        src/sys/arch/evbarm/conf: TEGRA mk.tegra
Added Files:
        src/sys/arch/arm/nvidia: tegra_xusb-fw.mk tegra_xusb.c tegra_xusbreg.h

Log Message:
Add xhci(4) attachment glue and firmware handler for Tegra K1 "XUSB"
xHCI controller.  Adjustments to tegraxusbpad(4) will be needed
to connect the controller to actual USB ports.


To generate a diff of this commit:
cvs rdiff -u -r1.28 -r1.29 src/sys/arch/arm/nvidia/files.tegra
cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/nvidia/tegra_xusb-fw.mk \
    src/sys/arch/arm/nvidia/tegra_xusb.c \
    src/sys/arch/arm/nvidia/tegra_xusbreg.h
cvs rdiff -u -r1.6 -r1.7 src/sys/arch/evbarm/conf/TEGRA
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/evbarm/conf/mk.tegra

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/arch/arm/nvidia/files.tegra
diff -u src/sys/arch/arm/nvidia/files.tegra:1.28 src/sys/arch/arm/nvidia/files.tegra:1.29
--- src/sys/arch/arm/nvidia/files.tegra:1.28	Tue Dec 22 22:10:36 2015
+++ src/sys/arch/arm/nvidia/files.tegra	Mon Sep 26 20:05:03 2016
@@ -1,4 +1,4 @@
-#	$NetBSD: files.tegra,v 1.28 2015/12/22 22:10:36 jmcneill Exp $
+#	$NetBSD: files.tegra,v 1.29 2016/09/26 20:05:03 jakllsch Exp $
 #
 # Configuration info for NVIDIA Tegra ARM Peripherals
 #
@@ -90,6 +90,10 @@ file	arch/arm/nvidia/tegra_usbphy.c		teg
 attach	ehci at fdt with tegra_ehci
 file	arch/arm/nvidia/tegra_ehci.c		tegra_ehci
 
+# XUSB (USB 3.0)
+attach	xhci at fdt with tegra_xusb
+file	arch/arm/nvidia/tegra_xusb.c		tegra_xusb
+
 # SDMMC
 attach	sdhc at fdt with tegra_sdhc
 file	arch/arm/nvidia/tegra_sdhc.c		tegra_sdhc

Index: src/sys/arch/evbarm/conf/TEGRA
diff -u src/sys/arch/evbarm/conf/TEGRA:1.6 src/sys/arch/evbarm/conf/TEGRA:1.7
--- src/sys/arch/evbarm/conf/TEGRA:1.6	Tue Dec 22 22:10:36 2015
+++ src/sys/arch/evbarm/conf/TEGRA	Mon Sep 26 20:05:03 2016
@@ -1,5 +1,5 @@
 #
-#	$NetBSD: TEGRA,v 1.6 2015/12/22 22:10:36 jmcneill Exp $
+#	$NetBSD: TEGRA,v 1.7 2016/09/26 20:05:03 jakllsch Exp $
 #
 #	NVIDIA Tegra K1 (T124)
 #
@@ -153,6 +153,10 @@ nouveau*	at fdt?			# GPU
 # Thermal throttling controller
 tegrasoctherm*	at fdt?			# SOC_THERM
 
+# USB XHCI
+#xhci*		at fdt?			# XUSB
+#usb*		at xhci?
+
 # USB 2.0
 tegrausbphy*	at fdt?			# USB PHY
 ehci*		at fdt?			# USB

Index: src/sys/arch/evbarm/conf/mk.tegra
diff -u src/sys/arch/evbarm/conf/mk.tegra:1.3 src/sys/arch/evbarm/conf/mk.tegra:1.4
--- src/sys/arch/evbarm/conf/mk.tegra:1.3	Sun Dec 13 17:39:19 2015
+++ src/sys/arch/evbarm/conf/mk.tegra	Mon Sep 26 20:05:03 2016
@@ -1,6 +1,8 @@
-#	$NetBSD: mk.tegra,v 1.3 2015/12/13 17:39:19 jmcneill Exp $
+#	$NetBSD: mk.tegra,v 1.4 2016/09/26 20:05:03 jakllsch Exp $
 CPPFLAGS+=		-mcpu=cortex-a15 -mfpu=neon
 
+.include "$S/arch/arm/nvidia/tegra_xusb-fw.mk"
+
 SYSTEM_FIRST_OBJ=	tegra_start.o
 SYSTEM_FIRST_SFILE=	${THISARM}/tegra/tegra_start.S
 

Added files:

Index: src/sys/arch/arm/nvidia/tegra_xusb-fw.mk
diff -u /dev/null src/sys/arch/arm/nvidia/tegra_xusb-fw.mk:1.1
--- /dev/null	Mon Sep 26 20:05:03 2016
+++ src/sys/arch/arm/nvidia/tegra_xusb-fw.mk	Mon Sep 26 20:05:03 2016
@@ -0,0 +1,12 @@
+#	$NetBSD: tegra_xusb-fw.mk,v 1.1 2016/09/26 20:05:03 jakllsch Exp $
+
+.if defined(TEGRA124_XUSB_BIN_STATIC)
+MD_OBJS+=	tegra124_xusb_bin.o
+CPPFLAGS+=	-DTEGRA124_XUSB_BIN_STATIC
+
+tegra124_xusb_bin.o:	$S/arch/arm/nvidia/tegra124_xusb.bin
+	-rm -f ${.OBJDIR}/tegra124_xusb.bin
+	-ln -s $S/arch/arm/nvidia/tegra124_xusb.bin ${.OBJDIR}
+	${OBJCOPY} -I binary -O default -B arm tegra124_xusb.bin \
+	    --rename-section .data=.rodata ${.TARGET}
+.endif
Index: src/sys/arch/arm/nvidia/tegra_xusb.c
diff -u /dev/null src/sys/arch/arm/nvidia/tegra_xusb.c:1.1
--- /dev/null	Mon Sep 26 20:05:03 2016
+++ src/sys/arch/arm/nvidia/tegra_xusb.c	Mon Sep 26 20:05:03 2016
@@ -0,0 +1,800 @@
+/* $NetBSD: tegra_xusb.c,v 1.1 2016/09/26 20:05:03 jakllsch Exp $ */
+
+/*
+ * Copyright (c) 2016 Jonathan A. Kollasch
+ * 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "locators.h"
+#include "opt_tegra.h"
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: tegra_xusb.c,v 1.1 2016/09/26 20:05:03 jakllsch Exp $");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/device.h>
+#include <sys/intr.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+
+#include <arm/nvidia/tegra_reg.h>
+#include <arm/nvidia/tegra_var.h>
+
+#include <arm/nvidia/tegra_xusbreg.h>
+#include <dev/pci/pcireg.h>
+
+#include <dev/fdt/fdtvar.h>
+
+#include <dev/firmload.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbdi.h>
+#include <dev/usb/usbdivar.h>
+#include <dev/usb/usb_mem.h>
+
+#include <dev/usb/xhcireg.h>
+#include <dev/usb/xhcivar.h>
+
+static int	tegra_xusb_match(device_t, cfdata_t, void *);
+static void	tegra_xusb_attach(device_t, device_t, void *);
+static void	tegra_xusb_mountroot(device_t);
+
+static int	tegra_xusb_intr_mbox(void *);
+
+#ifdef TEGRA124_XUSB_BIN_STATIC
+extern const char _binary_tegra124_xusb_bin_size[];
+extern const char _binary_tegra124_xusb_bin_start[];
+#endif
+
+struct fw_dma {
+	bus_dmamap_t            map;
+	void *                  addr;
+	bus_dma_segment_t       segs[1];
+	int                     nsegs;
+	size_t                  size;
+};
+
+struct tegra_xusb_softc {
+	struct xhci_softc	sc_xhci;
+	int			sc_phandle;
+	bus_space_handle_t	sc_bsh_xhci;
+	bus_space_handle_t	sc_bsh_fpci;
+	bus_space_handle_t	sc_bsh_ipfs;
+	void			*sc_ih;
+	void			*sc_ih_mbox;
+	struct fw_dma		sc_fw_dma;
+	struct clk		*sc_clk_ss_src;
+};
+
+static uint32_t	csb_read_4(struct tegra_xusb_softc * const, bus_size_t);
+static void	csb_write_4(struct tegra_xusb_softc * const, bus_size_t,
+    uint32_t);
+	
+static void	tegra_xusb_init(struct tegra_xusb_softc * const);
+static void	tegra_xusb_load_fw(struct tegra_xusb_softc * const);
+
+static int	xusb_mailbox_send(struct tegra_xusb_softc * const, uint32_t);
+
+CFATTACH_DECL_NEW(tegra_xusb, sizeof(struct tegra_xusb_softc),
+	tegra_xusb_match, tegra_xusb_attach, NULL, NULL);
+
+static int
+tegra_xusb_match(device_t parent, cfdata_t cf, void *aux)
+{
+	const char * const compatible[] = { "nvidia,tegra124-xusb", NULL };
+	struct fdt_attach_args * const faa = aux;
+
+	return of_match_compatible(faa->faa_phandle, compatible);
+}
+
+static void
+tegra_xusb_attach(device_t parent, device_t self, void *aux)
+{
+	struct tegra_xusb_softc * const psc = device_private(self);
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	struct fdt_attach_args * const faa = aux;
+	char intrstr[128];
+	bus_addr_t addr;
+	bus_size_t size;
+	int error;
+	struct clk *clk;
+	uint32_t rate;
+	struct fdtbus_reset *rst;
+
+	aprint_naive("\n");
+	aprint_normal(": XUSB\n");
+
+	sc->sc_dev = self;
+	sc->sc_iot = faa->faa_bst;
+	sc->sc_bus.ub_hcpriv = sc;
+	sc->sc_bus.ub_dmatag = faa->faa_dmat;
+	psc->sc_phandle = faa->faa_phandle;
+
+	if (fdtbus_get_reg(faa->faa_phandle, 0, &addr, &size) != 0) {
+		aprint_error(": couldn't get registers\n");
+		return;
+	}
+	error = bus_space_map(sc->sc_iot, addr, size, 0, &sc->sc_ioh);
+	if (error) {
+		aprint_error(": couldn't map %#llx: %d", (uint64_t)addr, error);
+		return;
+	}
+	printf("mapped %#llx\n", (uint64_t)addr);
+
+	if (fdtbus_get_reg(faa->faa_phandle, 1, &addr, &size) != 0) {
+		aprint_error(": couldn't get registers\n");
+		return;
+	}
+	error = bus_space_map(sc->sc_iot, addr, size, 0, &psc->sc_bsh_fpci);
+	if (error) {
+		aprint_error(": couldn't map %#llx: %d", (uint64_t)addr, error);
+		return;
+	}
+	printf("mapped %#llx\n", (uint64_t)addr);
+
+	if (fdtbus_get_reg(faa->faa_phandle, 2, &addr, &size) != 0) {
+		aprint_error(": couldn't get registers\n");
+		return;
+	}
+	error = bus_space_map(sc->sc_iot, addr, size, 0, &psc->sc_bsh_ipfs);
+	if (error) {
+		aprint_error(": couldn't map %#llx: %d", (uint64_t)addr, error);
+		return;
+	}
+	printf("mapped %#llx\n", (uint64_t)addr);
+
+	if (!fdtbus_intr_str(faa->faa_phandle, 0, intrstr, sizeof(intrstr))) {
+		aprint_error_dev(self, "failed to decode interrupt\n");
+		return;
+	}
+
+	psc->sc_ih = fdtbus_intr_establish(faa->faa_phandle, 0, IPL_USB,
+	    0, xhci_intr, sc);
+	if (psc->sc_ih == NULL) {
+		aprint_error_dev(self, "failed to establish interrupt on %s\n",
+		    intrstr);
+		return;
+	}
+	aprint_normal_dev(self, "interrupting on %s\n", intrstr);
+
+	if (!fdtbus_intr_str(faa->faa_phandle, 1, intrstr, sizeof(intrstr))) {
+		aprint_error_dev(self, "failed to decode interrupt\n");
+		return;
+	}
+
+	psc->sc_ih_mbox = fdtbus_intr_establish(faa->faa_phandle, 1, IPL_VM,
+	    0, tegra_xusb_intr_mbox, psc);
+	if (psc->sc_ih_mbox == NULL) {
+		aprint_error_dev(self, "failed to establish interrupt on %s\n",
+		    intrstr);
+		return;
+	}
+	aprint_normal_dev(self, "interrupting on %s\n", intrstr);
+
+	struct clk * const pll_p_out0 = clk_get("pll_p_out0");
+	KASSERT(pll_p_out0 != NULL);
+
+	struct clk * const pll_u_48 = clk_get("pll_u_48");
+	KASSERT(pll_u_48 != NULL);
+
+	struct clk * const pll_u_480 = clk_get("pll_u_480");
+	KASSERT(pll_u_480 != NULL);
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "pll_e");
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk); /* XXX set frequency */
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_host_src");
+	error = clk_set_parent(clk, pll_p_out0);
+	rate = clk_get_rate(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+	error = clk_set_rate(clk, 102000000);
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk); /* XXX set frequency */
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_falcon_src");
+	error = clk_set_parent(clk, pll_p_out0);
+	rate = clk_get_rate(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+	error = clk_set_rate(clk, 204000000);
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_host");
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk); /* XXX set frequency */
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_ss");
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk); /* XXX set frequency */
+	device_printf(sc->sc_dev, "xusb_ss rate %u error %d\n", rate, error);
+
+	psc->sc_clk_ss_src = fdtbus_clock_get(faa->faa_phandle, "xusb_ss_src");
+	if (psc->sc_clk_ss_src == NULL) {
+		printf("psc->sc_clk_ss_src %p\n", psc->sc_clk_ss_src);
+		Debugger();
+	}
+	error = 0;
+	rate = clk_get_rate(psc->sc_clk_ss_src);
+	device_printf(sc->sc_dev, "xusb_ss_src rate %u error %d\n", rate,
+	    error);
+
+	error = clk_set_rate(psc->sc_clk_ss_src, 2000000);
+	rate = clk_get_rate(psc->sc_clk_ss_src);
+	device_printf(sc->sc_dev, "xusb_ss_src rate %u error %d\n", rate,
+	    error);
+
+	error = clk_set_parent(psc->sc_clk_ss_src, pll_u_480);
+	rate = clk_get_rate(psc->sc_clk_ss_src);
+	device_printf(sc->sc_dev, "ss_src rate %u error %d\n", rate, error);
+
+	error = clk_set_rate(psc->sc_clk_ss_src, 120000000);
+	rate = clk_get_rate(psc->sc_clk_ss_src);
+	device_printf(sc->sc_dev, "ss_src rate %u error %d\n", rate, error);
+
+	error = clk_enable(psc->sc_clk_ss_src);
+	device_printf(sc->sc_dev, "ss_src rate %u error %d\n", rate, error);
+
+#if 0
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_hs_src");
+	error = 0;
+	rate = clk_get_rate(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+#endif
+
+	clk = fdtbus_clock_get(faa->faa_phandle, "xusb_fs_src");
+	error = clk_set_parent(clk, pll_u_48);
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk); /* XXX set frequency */
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	rst = fdtbus_reset_get(faa->faa_phandle, "xusb_host");
+	fdtbus_reset_deassert(rst);
+
+	rst = fdtbus_reset_get(faa->faa_phandle, "xusb_src");
+	fdtbus_reset_deassert(rst);
+
+	rst = fdtbus_reset_get(faa->faa_phandle, "xusb_ss");
+	fdtbus_reset_deassert(rst);
+
+	DELAY(1);
+
+	tegra_xusb_init(psc);
+
+#if defined(TEGRA124_XUSB_BIN_STATIC)
+	tegra_xusb_mountroot(sc->sc_dev);
+#else
+	config_mountroot(sc->sc_dev, tegra_xusb_mountroot);
+#endif
+}
+
+static void
+tegra_xusb_mountroot(device_t self)
+{
+	struct tegra_xusb_softc * const psc = device_private(self);
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_space_tag_t bst = sc->sc_iot;
+	const bus_space_handle_t ipfsh = psc->sc_bsh_ipfs;
+	struct clk *clk;
+	struct fdtbus_reset *rst;
+	uint32_t rate;
+	uint32_t val;
+	int error;
+
+	device_printf(sc->sc_dev, "%s()\n", __func__);
+
+	val = bus_space_read_4(bst, ipfsh, 0x0);
+	device_printf(sc->sc_dev, "%s ipfs 0x0 = 0x%x\n", __func__, val);
+
+	tegra_xusb_load_fw(psc);
+	device_printf(sc->sc_dev, "post fw\n");
+
+	clk = fdtbus_clock_get(psc->sc_phandle, "xusb_falcon_src");
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	clk = fdtbus_clock_get(psc->sc_phandle, "xusb_host_src");
+	rate = clk_get_rate(clk);
+	error = clk_enable(clk);
+	device_printf(sc->sc_dev, "rate %u error %d\n", rate, error);
+
+	val = bus_space_read_4(bst, ipfsh, 0x0);
+	device_printf(sc->sc_dev, "%s ipfs 0x0 = 0x%x\n", __func__, val);
+
+	rst = fdtbus_reset_get(psc->sc_phandle, "xusb_host");
+	fdtbus_reset_deassert(rst);
+
+	rst = fdtbus_reset_get(psc->sc_phandle, "xusb_src");
+	fdtbus_reset_deassert(rst);
+
+	rst = fdtbus_reset_get(psc->sc_phandle, "xusb_ss");
+	fdtbus_reset_deassert(rst);
+
+	val = csb_read_4(psc, XUSB_CSB_FALCON_CPUCTL_REG);
+	device_printf(sc->sc_dev, "XUSB_FALC_CPUCTL 0x%x\n", val);
+
+
+	error = xhci_init(sc);
+	if (error) {
+		aprint_error_dev(self, "init failed, error=%d\n", error);
+		return;
+	}
+
+	sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
+
+	error = xusb_mailbox_send(psc, 0x01000000);
+	if (error) {
+		aprint_error_dev(self, "send failed, error=%d\n", error);
+	}
+}
+
+static int
+tegra_xusb_intr_mbox(void *v)
+{
+	struct tegra_xusb_softc * const psc = v;
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_space_tag_t bst = sc->sc_iot;
+	const bus_space_handle_t fpcih = psc->sc_bsh_fpci;
+	uint32_t val;
+	uint32_t irv;
+	uint32_t msg;
+	int error;
+
+	device_printf(sc->sc_dev, "%s()\n", __func__);
+
+	irv = bus_space_read_4(bst, fpcih, T_XUSB_CFG_ARU_SMI_INTR_REG);
+	device_printf(sc->sc_dev, "XUSB_CFG_ARU_SMI_INTR 0x%x\n", irv);
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_SMI_INTR_REG, irv);
+
+	if (irv & T_XUSB_CFG_ARU_SMI_INTR_FW_HANG)
+		device_printf(sc->sc_dev, "firmware hang\n");
+
+	msg = bus_space_read_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_DATA_OUT_REG);
+	device_printf(sc->sc_dev, "XUSB_CFG_ARU_MBOX_DATA_OUT 0x%x\n", msg);
+
+	val = bus_space_read_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_CMD_REG);
+	device_printf(sc->sc_dev, "XUSB_CFG_ARU_MBOX_CMD 0x%x\n", val);
+	val &= ~T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_SMI;
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_CMD_REG, val);
+
+	bool sendresp = true;
+	u_int rate;
+
+	const uint32_t data = __SHIFTOUT(msg, MAILBOX_DATA_DATA);
+	const uint8_t type = __SHIFTOUT(msg, MAILBOX_DATA_TYPE);
+
+	switch (type) {
+	case 2:
+	case 3:
+		device_printf(sc->sc_dev, "FALC_CLOCK %u\n", data * 1000);
+		break;
+	case 4:
+	case 5:
+		device_printf(sc->sc_dev, "SSPI_CLOCK %u\n", data * 1000);
+		rate = clk_get_rate(psc->sc_clk_ss_src);
+		device_printf(sc->sc_dev, "rate of psc->sc_clk_ss_src %u\n",
+		    rate);
+		error = clk_set_rate(psc->sc_clk_ss_src, data * 1000);
+		if (error != 0)
+			goto clk_fail;
+		rate = clk_get_rate(psc->sc_clk_ss_src);
+		device_printf(sc->sc_dev,
+		    "rate of psc->sc_clk_ss_src %u after\n", rate);
+		if (data == (rate / 1000)) {
+			msg = __SHIFTIN(128, MAILBOX_DATA_TYPE) |
+			      __SHIFTIN(rate / 1000, MAILBOX_DATA_DATA);
+		} else
+clk_fail:
+			msg = __SHIFTIN(129, MAILBOX_DATA_TYPE) |
+			      __SHIFTIN(rate / 1000, MAILBOX_DATA_DATA);
+		xusb_mailbox_send(psc, msg);
+		break;
+	case 9:
+		msg = __SHIFTIN(data, MAILBOX_DATA_DATA) |
+		      __SHIFTIN(128, MAILBOX_DATA_TYPE);
+		xusb_mailbox_send(psc, msg);
+		break;
+	case 6:
+	case 128:
+	case 129:
+		sendresp = false;
+		break;
+	default:
+		sendresp = false;
+		break;
+	}
+
+	if (sendresp == false)
+		bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_OWNER_REG,
+		    MAILBOX_OWNER_NONE);
+
+	return irv;
+}
+
+static void
+tegra_xusb_init(struct tegra_xusb_softc * const psc)
+{
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_space_tag_t bst = sc->sc_iot;
+	const bus_space_handle_t ipfsh = psc->sc_bsh_ipfs;
+	const bus_space_handle_t fpcih = psc->sc_bsh_fpci;
+
+	device_printf(sc->sc_dev, "%s()\n", __func__);
+
+	device_printf(sc->sc_dev, "%s ipfs 0x0 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x0));
+
+	device_printf(sc->sc_dev, "%s ipfs 0x40 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x40));
+
+	device_printf(sc->sc_dev, "%s ipfs 0x80 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x80));
+	/* FPCI_BAR0_START and FPCI_BAR0_ACCESS_TYPE */
+	bus_space_write_4(bst, ipfsh, 0x80, 0x00100000);
+	device_printf(sc->sc_dev, "%s ipfs 0x80 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x80));
+
+	device_printf(sc->sc_dev, "%s ipfs 0x180 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x180));
+	/* EN_FPCI */
+	tegra_reg_set_clear(bst, ipfsh, 0x180, 1, 0);
+	device_printf(sc->sc_dev, "%s ipfs 0x180 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x180));
+
+	device_printf(sc->sc_dev, "%s fpci PCI_COMMAND_STATUS_REG = 0x%x\n",
+	    __func__, bus_space_read_4(bst, fpcih, PCI_COMMAND_STATUS_REG));
+	tegra_reg_set_clear(bst, fpcih, PCI_COMMAND_STATUS_REG,
+	    PCI_COMMAND_MASTER_ENABLE|PCI_COMMAND_MEM_ENABLE, 0x0);
+	device_printf(sc->sc_dev, "%s fpci PCI_COMMAND_STATUS_REG = 0x%x\n",
+	    __func__, bus_space_read_4(bst, fpcih, PCI_COMMAND_STATUS_REG));
+
+	device_printf(sc->sc_dev, "%s fpci PCI_BAR0 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, fpcih, PCI_BAR0));
+	/* match FPCI BAR0 to above */
+	bus_space_write_4(bst, fpcih, PCI_BAR0, 0x10000000);
+	device_printf(sc->sc_dev, "%s fpci PCI_BAR0 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, fpcih, PCI_BAR0));
+	
+	device_printf(sc->sc_dev, "%s ipfs 0x188 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x188));
+	tegra_reg_set_clear(bst, ipfsh, 0x188, __BIT(16), 0);
+	device_printf(sc->sc_dev, "%s ipfs 0x188 = 0x%x\n", __func__,
+	    bus_space_read_4(bst, ipfsh, 0x188));
+
+	device_printf(sc->sc_dev, "%s fpci 0x1bc = 0x%x\n", __func__,
+	    bus_space_read_4(bst, fpcih, 0x1bc));
+	bus_space_write_4(bst, fpcih, 0x1bc, 0x80);
+	device_printf(sc->sc_dev, "%s fpci 0x1bc = 0x%x\n", __func__,
+	    bus_space_read_4(bst, fpcih, 0x1bc));
+}
+
+static int
+fw_dma_alloc(struct tegra_xusb_softc * const psc, size_t size, size_t align,
+    struct fw_dma * const p)
+{
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_dma_tag_t dmat = sc->sc_bus.ub_dmatag;
+	int err;
+
+	p->size = size;
+	err = bus_dmamem_alloc(dmat, p->size, align, 0, p->segs,
+	    sizeof(p->segs) / sizeof(p->segs[0]), &p->nsegs, BUS_DMA_NOWAIT);
+	if (err)
+		return err;
+	err = bus_dmamem_map(dmat, p->segs, p->nsegs, p->size, &p->addr,
+	    BUS_DMA_NOWAIT|BUS_DMA_COHERENT);
+	if (err)
+		goto free;
+	err = bus_dmamap_create(dmat, p->size, 1, p->size, 0, BUS_DMA_NOWAIT,
+	    &p->map);
+	if (err)
+		goto unmap;
+	err = bus_dmamap_load(dmat, p->map, p->addr, p->size, NULL,
+	    BUS_DMA_NOWAIT);
+	if (err)
+		goto destroy;
+
+	return 0;
+
+destroy:
+	bus_dmamap_destroy(dmat, p->map);
+unmap:
+	bus_dmamem_unmap(dmat, p->addr, p->size);
+free:
+	bus_dmamem_free(dmat, p->segs, p->nsegs);
+
+	return err;
+}
+
+#if !defined(TEGRA124_XUSB_BIN_STATIC)
+static void
+fw_dma_free(struct tegra_xusb_softc * const psc, struct fw_dma * const p)
+{
+	const struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_dma_tag_t dmat = sc->sc_bus.ub_dmatag;
+
+	bus_dmamap_unload(dmat, p->map);
+	bus_dmamap_destroy(dmat, p->map);
+	bus_dmamem_unmap(dmat, p->addr, p->size);
+	bus_dmamem_free(dmat, p->segs, p->nsegs);
+}
+#endif
+
+#define FWHEADER_BOOT_CODETAG 8
+#define FWHEADER_BOOT_CODESIZE 12
+#define FWHEADER_FWIMG_LEN 100
+#define FWHEADER__LEN 256
+
+static void
+tegra_xusb_load_fw(struct tegra_xusb_softc * const psc)
+{
+	struct xhci_softc * const sc = &psc->sc_xhci;
+#if !defined(TEGRA124_XUSB_BIN_STATIC)
+	firmware_handle_t fw;
+#endif
+	int error;
+	size_t firmware_size;
+	void * firmware_image;
+	const uint8_t *header;
+
+#if defined(TEGRA124_XUSB_BIN_STATIC)
+	firmware_size = (uintptr_t)&_binary_tegra124_xusb_bin_size;
+#else
+	if ((error = firmware_open("nvidia/tegra124", "xusb.bin", &fw)) != 0) {
+		aprint_error_dev(sc->sc_dev,
+		    "could not open firmware file %s: %d\n", "xusb.bin", error);
+		return;
+	}
+	firmware_size = firmware_get_size(fw);
+#endif
+
+	error = fw_dma_alloc(psc, firmware_size, PAGE_SIZE, &psc->sc_fw_dma);
+	if (error != 0) {
+#if !defined(TEGRA124_XUSB_BIN_STATIC)
+		firmware_close(fw);
+#endif
+		return;
+	}
+
+	firmware_image = psc->sc_fw_dma.addr;
+	device_printf(sc->sc_dev, "blob %p len %zu\n", firmware_image,
+	    firmware_size);
+
+#if defined(TEGRA124_XUSB_BIN_STATIC)
+	memcpy(firmware_image, _binary_tegra124_xusb_bin_start, firmware_size);
+#else
+	error = firmware_read(fw, 0, firmware_image, firmware_size);
+	if (error != 0) {
+		fw_dma_free(psc, &psc->sc_fw_dma);
+		firmware_close(fw);
+		return;
+	}
+	firmware_close(fw);
+#endif
+
+	header = firmware_image;
+
+	const uint32_t fwimg_len = le32dec(&header[FWHEADER_FWIMG_LEN]);
+	const uint32_t boot_codetag = le32dec(&header[FWHEADER_BOOT_CODETAG]);
+	const uint32_t boot_codesize = le32dec(&header[FWHEADER_BOOT_CODESIZE]);
+
+	if (fwimg_len != firmware_size)
+		device_printf(sc->sc_dev, "fwimg_len mismatch %u != %zu\n",
+		    fwimg_len, firmware_size);
+
+	bus_dmamap_sync(sc->sc_bus.ub_dmatag, psc->sc_fw_dma.map, 0,
+	    firmware_size, BUS_DMASYNC_PREWRITE);
+
+	device_printf(sc->sc_dev, "XUSB_FALC_CPUCTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_CPUCTL_REG));
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_ILOAD_BASE_LO 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_ILOAD_BASE_LO_REG));
+
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_ILOAD_ATTR 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_ILOAD_ATTR_REG));
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_ILOAD_ATTR_REG,
+	    fwimg_len);
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_ILOAD_ATTR 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_ILOAD_ATTR_REG));
+
+	const uint64_t fwbase = psc->sc_fw_dma.map->dm_segs[0].ds_addr +
+	    FWHEADER__LEN;
+
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_ILOAD_BASE_HI_REG, fwbase >> 32);
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_ILOAD_BASE_LO_REG, fwbase);
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_ILOAD_BASE_LO 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_ILOAD_BASE_LO_REG));
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_ILOAD_BASE_HI 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_ILOAD_BASE_HI_REG));
+
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_APMAP 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_APMAP_REG));
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_APMAP_REG,
+	    XUSB_CSB_MEMPOOL_APMAP_BOOTPATH);
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_APMAP 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_APMAP_REG));
+
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_TRIG 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG));
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG,
+	    __SHIFTIN(ACTION_L2IMEM_INVALIDATE_ALL,
+		XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_ACTION));
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_TRIG 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG));
+
+	const u_int code_tag_blocks =
+	    howmany(boot_codetag, IMEM_BLOCK_SIZE);
+	const u_int code_size_blocks =
+	    howmany(boot_codesize, IMEM_BLOCK_SIZE);
+	const u_int code_blocks = code_tag_blocks + code_size_blocks;
+
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_SIZE 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_REG));
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_REG,
+	    __SHIFTIN(code_tag_blocks,
+		XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_SRC_OFFSET) |
+	    __SHIFTIN(code_size_blocks,
+		XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_SRC_COUNT));
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_SIZE 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_REG));
+
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_TRIG 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG));
+	csb_write_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG,
+	    __SHIFTIN(ACTION_L2IMEM_LOAD_LOCKED_RESULT,
+		XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_ACTION));
+	device_printf(sc->sc_dev, "XUSB_CSB_MP_L2IMEMOP_TRIG 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG));
+
+	device_printf(sc->sc_dev, "XUSB_FALC_IMFILLCTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_IMFILLCTL_REG));
+	csb_write_4(psc, XUSB_CSB_FALCON_IMFILLCTL_REG, code_size_blocks);
+	device_printf(sc->sc_dev, "XUSB_FALC_IMFILLCTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_IMFILLCTL_REG));
+
+	device_printf(sc->sc_dev, "XUSB_FALC_IMFILLRNG1 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_IMFILLRNG1_REG));
+	csb_write_4(psc, XUSB_CSB_FALCON_IMFILLRNG1_REG,
+	    __SHIFTIN(code_tag_blocks, XUSB_CSB_FALCON_IMFILLRNG1_TAG_LO) |
+	    __SHIFTIN(code_blocks, XUSB_CSB_FALCON_IMFILLRNG1_TAG_HI));
+	device_printf(sc->sc_dev, "XUSB_FALC_IMFILLRNG1 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_IMFILLRNG1_REG));
+
+	device_printf(sc->sc_dev, "XUSB_FALC_DMACTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_DMACTL_REG));
+	csb_write_4(psc, XUSB_CSB_FALCON_DMACTL_REG, 0);
+	device_printf(sc->sc_dev, "XUSB_FALC_DMACTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_DMACTL_REG));
+
+	device_printf(sc->sc_dev, "XUSB_FALC_BOOTVEC 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_BOOTVEC_REG));
+	csb_write_4(psc, XUSB_CSB_FALCON_BOOTVEC_REG,
+	    boot_codetag);
+	device_printf(sc->sc_dev, "XUSB_FALC_BOOTVEC 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_BOOTVEC_REG));
+
+	device_printf(sc->sc_dev, "XUSB_FALC_CPUCTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_CPUCTL_REG));
+	csb_write_4(psc, XUSB_CSB_FALCON_CPUCTL_REG,
+	    XUSB_CSB_FALCON_CPUCTL_STARTCPU);
+	device_printf(sc->sc_dev, "XUSB_FALC_CPUCTL 0x%x\n",
+	    csb_read_4(psc, XUSB_CSB_FALCON_CPUCTL_REG));
+}
+
+static uint32_t
+csb_read_4(struct tegra_xusb_softc * const psc, bus_size_t csb_offset)
+{
+	const uint32_t range = __SHIFTOUT(csb_offset, XUSB_CSB_RANGE);
+	const bus_size_t offset = __SHIFTOUT(csb_offset, XUSB_CSB_OFFSET);
+	const bus_space_tag_t bst = psc->sc_xhci.sc_iot;
+	const bus_space_handle_t fpcih = psc->sc_bsh_fpci;
+
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_C11_CSBRANGE_REG, range);
+	return bus_space_read_4(bst, fpcih, T_XUSB_CFG_CSB_BASE_ADDR + offset);
+}
+
+static void
+csb_write_4(struct tegra_xusb_softc * const psc, bus_size_t csb_offset,
+    uint32_t value)
+{
+	const uint32_t range = __SHIFTOUT(csb_offset, XUSB_CSB_RANGE);
+	const bus_size_t offset = __SHIFTOUT(csb_offset, XUSB_CSB_OFFSET);
+	const bus_space_tag_t bst = psc->sc_xhci.sc_iot;
+	const bus_space_handle_t fpcih = psc->sc_bsh_fpci;
+
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_C11_CSBRANGE_REG, range);
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_CSB_BASE_ADDR + offset, value);
+}
+
+static int
+xusb_mailbox_send(struct tegra_xusb_softc * const psc, uint32_t msg)
+{
+	struct xhci_softc * const sc = &psc->sc_xhci;
+	const bus_space_tag_t bst = psc->sc_xhci.sc_iot;
+	const bus_space_handle_t fpcih = psc->sc_bsh_fpci;
+	uint32_t val;
+	bool wait = false;
+
+	const uint8_t type = __SHIFTOUT(msg, MAILBOX_DATA_TYPE);
+
+	if (!(type == 128 || type == 129)) {
+		val = bus_space_read_4(bst, fpcih,
+		    T_XUSB_CFG_ARU_MAILBOX_OWNER_REG);
+		device_printf(sc->sc_dev, "XUSB_CFG_ARU_MBOX_OWNER 0x%x\n",
+		    val);
+		if (val != MAILBOX_OWNER_NONE) {
+			return EBUSY;
+		}
+
+		bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_OWNER_REG,
+		    MAILBOX_OWNER_SW);
+
+		val = bus_space_read_4(bst, fpcih,
+		    T_XUSB_CFG_ARU_MAILBOX_OWNER_REG);
+		device_printf(sc->sc_dev, "XUSB_CFG_ARU_MBOX_OWNER 0x%x\n",
+		    val);
+		if (val != MAILBOX_OWNER_SW) {
+			return EBUSY;
+		}
+
+		wait = true;
+	}
+
+	bus_space_write_4(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_DATA_IN_REG, msg);
+
+	tegra_reg_set_clear(bst, fpcih, T_XUSB_CFG_ARU_MAILBOX_CMD_REG,
+	    T_XUSB_CFG_ARU_MAILBOX_CMD_INT_EN |
+	    T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_FALCON, 0);
+
+	if (wait) {
+
+		for (u_int i = 0; i < 2500; i++) {
+			val = bus_space_read_4(bst, fpcih,
+			    T_XUSB_CFG_ARU_MAILBOX_OWNER_REG);
+			device_printf(sc->sc_dev,
+			    "XUSB_CFG_ARU_MBOX_OWNER 0x%x\n", val);
+			if (val == MAILBOX_OWNER_NONE) {
+				break;
+			}
+			DELAY(10);
+		}
+
+		val = bus_space_read_4(bst, fpcih,
+		    T_XUSB_CFG_ARU_MAILBOX_OWNER_REG);
+		device_printf(sc->sc_dev,
+		    "XUSB_CFG_ARU_MBOX_OWNER 0x%x\n", val);
+		if (val != MAILBOX_OWNER_NONE) {
+			device_printf(sc->sc_dev,
+			    "timeout, XUSB_CFG_ARU_MBOX_OWNER 0x%x\n", val);
+		}
+	}
+
+	return 0;
+}
Index: src/sys/arch/arm/nvidia/tegra_xusbreg.h
diff -u /dev/null src/sys/arch/arm/nvidia/tegra_xusbreg.h:1.1
--- /dev/null	Mon Sep 26 20:05:03 2016
+++ src/sys/arch/arm/nvidia/tegra_xusbreg.h	Mon Sep 26 20:05:03 2016
@@ -0,0 +1,89 @@
+/* $NetBSD: tegra_xusbreg.h,v 1.1 2016/09/26 20:05:03 jakllsch Exp $ */
+
+/*
+ * Copyright (c) 2016 Jonathan A. Kollasch
+ * 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
+ */
+
+#ifndef _TEGRA_XUSBREG_H_
+#define _TEGRA_XUSBREG_H_
+
+/* in FPCI space */
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_REG		0x0e4
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_INT_EN		__BIT(31)
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_XHCI		__BIT(30)
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_SMI		__BIT(29)
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_PME		__BIT(28)
+#define T_XUSB_CFG_ARU_MAILBOX_CMD_DEST_FALCON		__BIT(27)
+#define T_XUSB_CFG_ARU_MAILBOX_DATA_IN_REG	0x0e8
+#define MAILBOX_DATA_DATA				__BITS(23,0)
+#define MAILBOX_DATA_TYPE				__BITS(31,24)
+#define T_XUSB_CFG_ARU_MAILBOX_DATA_OUT_REG	0x0ec
+#define T_XUSB_CFG_ARU_MAILBOX_OWNER_REG	0x0f0
+#define T_XUSB_CFG_ARU_MAILBOX_OWNER_ID			__BITS(7,0)
+#define MAILBOX_OWNER_NONE					0
+#define MAILBOX_OWNER_FW					1
+#define MAILBOX_OWNER_SW					2
+#define T_XUSB_CFG_ARU_C11_CSBRANGE_REG		0x41c
+#define T_XUSB_CFG_ARU_C11_CSBRANGE_RANGE		__BITS(31-9,9-9)
+#define T_XUSB_CFG_ARU_SMI_INTR_REG		0x428
+#define T_XUSB_CFG_ARU_SMI_INTR_EN			__BIT(3)
+#define T_XUSB_CFG_ARU_SMI_INTR_FW_HANG			__BIT(1)
+#define T_XUSB_CFG_CSB_BASE_ADDR		0x800
+
+#define XUSB_CSB_RANGE __BITS(31,9)
+#define XUSB_CSB_OFFSET __BITS(8,0)
+
+/* in CSB space via FPCI space*/
+#define XUSB_CSB_FALCON_CPUCTL_REG		0x100
+#define XUSB_CSB_FALCON_CPUCTL_STOPPED			__BIT(5)
+#define XUSB_CSB_FALCON_CPUCTL_HALTED			__BIT(4)
+#define XUSB_CSB_FALCON_CPUCTL_STARTCPU			__BIT(1)
+#define XUSB_CSB_FALCON_BOOTVEC_REG		0x104
+#define XUSB_CSB_FALCON_DMACTL_REG		0x10c
+#define XUSB_CSB_FALCON_IMFILLRNG1_REG		0x154
+#define XUSB_CSB_FALCON_IMFILLRNG1_TAG_HI		__BITS(31,16)
+#define XUSB_CSB_FALCON_IMFILLRNG1_TAG_LO		__BITS(15,0)
+#define XUSB_CSB_FALCON_IMFILLCTL_REG		0x158
+#define XUSB_CSB_FALCON_IMFILLCTL_NBLOCKS		__BITS(7,0)
+
+#define XUSB_CSB_MEMPOOL_APMAP_REG		0x10181c
+#define XUSB_CSB_MEMPOOL_APMAP_BOOTPATH			__BIT(31)
+
+#define XUSB_CSB_MEMPOOL_ILOAD_ATTR_REG		0x101a00
+#define XUSB_CSB_MEMPOOL_ILOAD_BASE_LO_REG	0x101a04
+#define XUSB_CSB_MEMPOOL_ILOAD_BASE_LO_SRC_ADDR		__BITS(7,0)
+#define XUSB_CSB_MEMPOOL_ILOAD_BASE_HI_REG	0x101a08
+#define XUSB_CSB_MEMPOOL_ILOAD_BASE_HI_SRC_ADDR		__BITS(7,0)
+#define XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_REG	0x101a10
+#define XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_SRC_COUNT	__BITS(31,24)
+#define XUSB_CSB_MEMPOOL_L2IMEMOP_SIZE_SRC_OFFSET	__BITS(19,8)
+#define XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_REG	0x101a14
+#define XUSB_CSB_MEMPOOL_L2IMEMOP_TRIG_ACTION		__BITS(31,24)
+#define ACTION_L2IMEM_LOAD_LOCKED_RESULT			0x11
+#define ACTION_L2IMEM_INVALIDATE_ALL				0x40
+
+#define IMEM_BLOCK_SIZE 256
+
+#endif /* _TEGRA_XUSBREG_H_ */

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