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[.joined/src/trunk]: .joined/src/sys/dev/ic Add driver for DesignWare Etherne...
details: https://anonhg.NetBSD.org/.joined/src/rev/4ebd8663e078
branches: trunk
changeset: 359418:4ebd8663e078
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Mon Jan 03 17:19:41 2022 +0000
description:
Add driver for DesignWare Ethernet Quality-of-Service controller.
diffstat:
sys/arch/evbarm/conf/GENERIC64 | 4 +-
sys/conf/files | 8 +-
sys/dev/acpi/eqos_acpi.c | 189 +++++
sys/dev/acpi/files.acpi | 6 +-
sys/dev/ic/dwc_eqos.c | 1275 ++++++++++++++++++++++++++++++++++++++++
sys/dev/ic/dwc_eqos_reg.h | 261 ++++++++
sys/dev/ic/dwc_eqos_var.h | 80 ++
7 files changed, 1819 insertions(+), 4 deletions(-)
diffs (truncated from 1891 to 300 lines):
diff -r f242706343a5 -r 4ebd8663e078 sys/arch/evbarm/conf/GENERIC64
--- a/sys/arch/evbarm/conf/GENERIC64 Mon Jan 03 17:18:12 2022 +0000
+++ b/sys/arch/evbarm/conf/GENERIC64 Mon Jan 03 17:19:41 2022 +0000
@@ -1,5 +1,5 @@
#
-# $NetBSD: GENERIC64,v 1.189 2021/12/24 00:24:49 jmcneill Exp $
+# $NetBSD: GENERIC64,v 1.190 2022/01/03 17:19:41 jmcneill Exp $
#
# GENERIC ARM (aarch64) kernel
#
@@ -259,6 +259,7 @@
awge* at fdt? # DesignWare Gigabit Ethernet
emac* at fdt? # Allwinner Gigabit Ethernet (EMAC)
enet* at fdt? # IMX FEC
+eqos* at acpi? # DesignWare Ethernet QoS
genet* at acpi? # Broadcom GENET v5
genet* at fdt?
#scx* at acpi? # Socionext Gigabit Ethernet
@@ -292,6 +293,7 @@
iophy* at mii? phy ? # Intel 82553 PHYs
lxtphy* at mii? phy ? # Level One LXT-970 PHYs
makphy* at mii? phy ? # Marvell Semiconductor 88E1000 PHYs
+mcommphy* at mii? phy ? # Motorcomm YT8511C/YT8511H PHYs
nsphy* at mii? phy ? # NS83840 PHYs
nsphyter* at mii? phy ? # NS83843 PHYs
pnaphy* at mii? phy ? # generic HomePNA PHYs
diff -r f242706343a5 -r 4ebd8663e078 sys/conf/files
--- a/sys/conf/files Mon Jan 03 17:18:12 2022 +0000
+++ b/sys/conf/files Mon Jan 03 17:19:41 2022 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files,v 1.1292 2022/01/01 10:32:29 msaitoh Exp $
+# $NetBSD: files,v 1.1293 2022/01/03 17:19:41 jmcneill Exp $
# @(#)files.newconf 7.5 (Berkeley) 5/10/93
version 20171118
@@ -776,11 +776,15 @@
device gem: arp, ether, ifnet, mii
file dev/ic/gem.c gem
-# Synopsis Designware GMAC core, as found on allwinner a20
+# Synopsys DesignWare GMAC core, as found on allwinner a20
# and other SoCs
device awge: arp, ether, ifnet, mii
file dev/ic/dwc_gmac.c awge
+# Synopsys DesignWare Ethernet Quality-of-Service controller
+device eqos: arp, ether, ifnet, mii
+file dev/ic/dwc_eqos.c eqos
+
# 8390-family Ethernet controllers
#
define dp8390nic
diff -r f242706343a5 -r 4ebd8663e078 sys/dev/acpi/eqos_acpi.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/acpi/eqos_acpi.c Mon Jan 03 17:19:41 2022 +0000
@@ -0,0 +1,189 @@
+/* $NetBSD: eqos_acpi.c,v 1.1 2022/01/03 17:19:41 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2022 Jared McNeill <jmcneill%invisible.ca@localhost>
+ * 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.
+ */
+
+#include "opt_net_mpsafe.h"
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: eqos_acpi.c,v 1.1 2022/01/03 17:19:41 jmcneill Exp $");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/cpu.h>
+#include <sys/device.h>
+#include <sys/kmem.h>
+
+#include <sys/rndsource.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_ether.h>
+#include <net/if_media.h>
+
+#include <dev/mii/miivar.h>
+
+#include <dev/ic/dwc_eqos_var.h>
+
+#include <dev/acpi/acpireg.h>
+#include <dev/acpi/acpivar.h>
+#include <dev/acpi/acpi_intr.h>
+
+#ifdef NET_MPSAFE
+#define EQOS_INTR_MPSAFE true
+#else
+#define EQOS_INTR_MPSAFE false
+#endif
+
+#define CSR_RATE_RGMII 125000000
+
+static const struct device_compatible_entry compat_data[] = {
+ { .compat = "snps,dwmac-4.20a" }, /* DT link */
+ DEVICE_COMPAT_EOL
+};
+
+static int eqos_acpi_match(device_t, cfdata_t, void *);
+static void eqos_acpi_attach(device_t, device_t, void *);
+
+static void eqos_acpi_init_props(struct eqos_softc *, ACPI_HANDLE);
+
+CFATTACH_DECL_NEW(eqos_acpi, sizeof(struct eqos_softc),
+ eqos_acpi_match, eqos_acpi_attach, NULL, NULL);
+
+static int
+eqos_acpi_match(device_t parent, cfdata_t cf, void *aux)
+{
+ struct acpi_attach_args *aa = aux;
+
+ return acpi_compatible_match(aa, compat_data);
+}
+
+static void
+eqos_acpi_attach(device_t parent, device_t self, void *aux)
+{
+ struct eqos_softc * const sc = device_private(self);
+ struct acpi_attach_args *aa = aux;
+ ACPI_HANDLE handle = aa->aa_node->ad_handle;
+ struct acpi_resources res;
+ struct acpi_mem *mem;
+ struct acpi_irq *irq;
+ ACPI_STATUS rv;
+ int error;
+ void *ih;
+
+ sc->sc_dev = self;
+
+ rv = acpi_resource_parse(sc->sc_dev, handle, "_CRS",
+ &res, &acpi_resource_parse_ops_default);
+ if (ACPI_FAILURE(rv))
+ return;
+
+ mem = acpi_res_mem(&res, 0);
+ if (mem == NULL) {
+ aprint_error_dev(self, "couldn't find mem resource\n");
+ goto done;
+ }
+
+ irq = acpi_res_irq(&res, 0);
+ if (irq == NULL) {
+ aprint_error_dev(self, "couldn't find irq resource\n");
+ goto done;
+ }
+
+ sc->sc_bst = aa->aa_memt;
+ error = bus_space_map(sc->sc_bst, mem->ar_base, mem->ar_length,
+ 0, &sc->sc_bsh);
+ if (error != 0) {
+ aprint_error_dev(self, "couldn't map registers\n");
+ goto done;
+ }
+ sc->sc_dmat = BUS_DMA_TAG_VALID(aa->aa_dmat64) ?
+ aa->aa_dmat64 : aa->aa_dmat;
+ sc->sc_phy_id = MII_PHY_ANY;
+ sc->sc_csr_clock = CSR_RATE_RGMII;
+
+ eqos_acpi_init_props(sc, handle);
+
+ aprint_normal("%s", device_xname(self));
+ if (eqos_attach(sc) != 0)
+ goto done;
+
+ ih = acpi_intr_establish(self, (uint64_t)(uintptr_t)handle, IPL_NET,
+ EQOS_INTR_MPSAFE, eqos_intr, sc, device_xname(self));
+ if (ih == NULL) {
+ aprint_error_dev(self, "couldn't establish interrupt\n");
+ goto done;
+ }
+
+done:
+ acpi_resource_cleanup(&res);
+}
+
+static void
+eqos_acpi_init_props(struct eqos_softc *sc, ACPI_HANDLE handle)
+{
+ prop_dictionary_t prop = device_properties(sc->sc_dev);
+ ACPI_STATUS rv;
+ ACPI_INTEGER ival;
+#if notyet
+ ACPI_HANDLE axi;
+ char *sval;
+#endif
+
+ /* Defaults */
+ prop_dictionary_set_uint(prop, "snps,wr_osr_lmt", 4);
+ prop_dictionary_set_uint(prop, "snps,rd_osr_lmt", 8);
+
+ /* Get settings from DSD properties */
+ rv = acpi_dsd_integer(handle, "snps,mixed-burst", &ival);
+ if (ACPI_SUCCESS(rv) && ival) {
+ prop_dictionary_set_bool(prop, "snps,mixed-burst", true);
+ }
+ rv = acpi_dsd_integer(handle, "snps,tso", &ival);
+ if (ACPI_SUCCESS(rv) && ival) {
+ prop_dictionary_set_bool(prop, "snps,tso", true);
+ }
+
+#if notyet
+ rv = acpi_dsd_string(handle, "snps,axi-config", &sval);
+ if (ACPI_SUCCESS(rv)) {
+ rv = AcpiGetHandle(handle, sval, &axi);
+ if (ACPI_SUCCESS(rv)) {
+ rv = acpi_dsd_integer(axi, "snps,wr_osr_lmt", &ival);
+ if (ACPI_SUCCESS(rv) && ival > 0) {
+ prop_dictionary_set_uint(prop,
+ "snps,wr_osr_lmt", ival);
+ }
+ rv = acpi_dsd_integer(axi, "snps,rd_osr_lmt", &ival);
+ if (ACPI_SUCCESS(rv) && ival > 0) {
+ prop_dictionary_set_uint(prop,
+ "snps,rd_osr_lmt", ival);
+ }
+ }
+ kmem_strfree(sval);
+ }
+#endif
+}
diff -r f242706343a5 -r 4ebd8663e078 sys/dev/acpi/files.acpi
--- a/sys/dev/acpi/files.acpi Mon Jan 03 17:18:12 2022 +0000
+++ b/sys/dev/acpi/files.acpi Mon Jan 03 17:19:41 2022 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.acpi,v 1.121 2021/12/24 00:24:49 jmcneill Exp $
+# $NetBSD: files.acpi,v 1.122 2022/01/03 17:19:41 jmcneill Exp $
include "dev/acpi/acpica/files.acpica"
@@ -298,4 +298,8 @@
attach genet at acpinodebus with genet_acpi
file dev/acpi/genet_acpi.c genet_acpi
+# DesignWare Ethernet Quality-of-Service controller
+attach eqos at acpinodebus with eqos_acpi
+file dev/acpi/eqos_acpi.c eqos_acpi
+
include "dev/acpi/wmi/files.wmi"
diff -r f242706343a5 -r 4ebd8663e078 sys/dev/ic/dwc_eqos.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/ic/dwc_eqos.c Mon Jan 03 17:19:41 2022 +0000
@@ -0,0 +1,1275 @@
+/* $NetBSD: dwc_eqos.c,v 1.1 2022/01/03 17:19:41 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2022 Jared McNeill <jmcneill%invisible.ca@localhost>
+ * 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.
+ */
+
+/*
+ * DesignWare Ethernet Quality-of-Service controller
+ */
+
+#include "opt_net_mpsafe.h"
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