Module Name: src Committed By: jmcneill Date: Sat Feb 22 02:28:06 UTC 2020
Modified Files: src/sys/arch/evbarm/conf: GENERIC64 src/sys/dev/acpi: files.acpi Added Files: src/sys/dev/acpi: genet_acpi.c Log Message: Add ACPI glue for Broadcom GENETv5 To generate a diff of this commit: cvs rdiff -u -r1.138 -r1.139 src/sys/arch/evbarm/conf/GENERIC64 cvs rdiff -u -r1.114 -r1.115 src/sys/dev/acpi/files.acpi cvs rdiff -u -r0 -r1.1 src/sys/dev/acpi/genet_acpi.c 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/evbarm/conf/GENERIC64 diff -u src/sys/arch/evbarm/conf/GENERIC64:1.138 src/sys/arch/evbarm/conf/GENERIC64:1.139 --- src/sys/arch/evbarm/conf/GENERIC64:1.138 Sat Feb 22 00:28:35 2020 +++ src/sys/arch/evbarm/conf/GENERIC64 Sat Feb 22 02:28:06 2020 @@ -1,5 +1,5 @@ # -# $NetBSD: GENERIC64,v 1.138 2020/02/22 00:28:35 jmcneill Exp $ +# $NetBSD: GENERIC64,v 1.139 2020/02/22 02:28:06 jmcneill Exp $ # # GENERIC ARM (aarch64) kernel # @@ -327,7 +327,8 @@ emac* at fdt? # Allwinner Gigabit Et enet* at fdt? # IMX FEC aq* at pci? dev ? function ? # Aquantia AQC 10 gigabit ena* at pci? dev ? function ? # Amazon.com Elastic Network Adapter -genet* at fdt? # Broadcom GENET v5 +genet* at acpi? # Broadcom GENET v5 +genet* at fdt? mcx* at pci? dev ? function ? # Mellanox 5th generation Ethernet mskc* at pci? dev ? function ? # Marvell Yukon 2 Gigabit Ethernet msk* at mskc? Index: src/sys/dev/acpi/files.acpi diff -u src/sys/dev/acpi/files.acpi:1.114 src/sys/dev/acpi/files.acpi:1.115 --- src/sys/dev/acpi/files.acpi:1.114 Tue Dec 25 11:56:14 2018 +++ src/sys/dev/acpi/files.acpi Sat Feb 22 02:28:06 2020 @@ -1,4 +1,4 @@ -# $NetBSD: files.acpi,v 1.114 2018/12/25 11:56:14 mlelstv Exp $ +# $NetBSD: files.acpi,v 1.115 2020/02/22 02:28:06 jmcneill Exp $ include "dev/acpi/acpica/files.acpica" @@ -269,4 +269,8 @@ device ipmi_acpi: ipmibus attach ipmi_acpi at acpinodebus file dev/acpi/ipmi_acpi.c ipmi_acpi +# Broadcom GENETv5 +attach genet at acpinodebus with genet_acpi +file dev/acpi/genet_acpi.c genet_acpi + include "dev/acpi/wmi/files.wmi" Added files: Index: src/sys/dev/acpi/genet_acpi.c diff -u /dev/null src/sys/dev/acpi/genet_acpi.c:1.1 --- /dev/null Sat Feb 22 02:28:06 2020 +++ src/sys/dev/acpi/genet_acpi.c Sat Feb 22 02:28:06 2020 @@ -0,0 +1,154 @@ +/* $NetBSD: genet_acpi.c,v 1.1 2020/02/22 02:28:06 jmcneill Exp $ */ + +/*- + * Copyright (c) 2020 Jared McNeill <jmcne...@invisible.ca> + * 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: genet_acpi.c,v 1.1 2020/02/22 02:28:06 jmcneill Exp $"); + +#include <sys/param.h> +#include <sys/bus.h> +#include <sys/cpu.h> +#include <sys/device.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/bcmgenetvar.h> + +#include <dev/acpi/acpireg.h> +#include <dev/acpi/acpivar.h> +#include <dev/acpi/acpi_intr.h> + +#ifdef NET_MPSAFE +#define GENET_INTR_MPSAFE true +#else +#define GENET_INTR_MPSAFE false +#endif + +static const char * const compatible[] = { + "BCM6E4E", /* Broadcom GENET v5 */ + NULL +}; + +static int genet_acpi_match(device_t, cfdata_t, void *); +static void genet_acpi_attach(device_t, device_t, void *); + +CFATTACH_DECL_NEW(genet_acpi, sizeof(struct genet_softc), + genet_acpi_match, genet_acpi_attach, NULL, NULL); + +static int +genet_acpi_match(device_t parent, cfdata_t cf, void *aux) +{ + struct acpi_attach_args *aa = aux; + + if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE) + return 0; + + return acpi_match_hid(aa->aa_node->ad_devinfo, compatible); +} + +static void +genet_acpi_attach(device_t parent, device_t self, void *aux) +{ + struct genet_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; + char *phy_mode; + 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; + + rv = acpi_dsd_string(handle, "phy-mode", &phy_mode); + if (ACPI_FAILURE(rv)) { + aprint_error_dev(self, "missing 'phy-mode' property\n"); + goto done; + } + + if (strcmp(phy_mode, "rgmii-rxid") == 0) + sc->sc_phy_mode = GENET_PHY_MODE_RGMII_RXID; + else if (strcmp(phy_mode, "rgmii-txid") == 0) + sc->sc_phy_mode = GENET_PHY_MODE_RGMII_TXID; + else if (strcmp(phy_mode, "rgmii") == 0) + sc->sc_phy_mode = GENET_PHY_MODE_RGMII; + else { + aprint_error(": unsupported phy-mode '%s'\n", phy_mode); + goto done; + } + + aprint_normal("%s", device_xname(self)); + if (genet_attach(sc) != 0) + goto done; + + ih = acpi_intr_establish(self, (uint64_t)handle, IPL_NET, + GENET_INTR_MPSAFE, genet_intr, sc, device_xname(self)); + if (ih == NULL) { + aprint_error_dev(self, "couldn't establish interrupt\n"); + goto done; + } + +done: + acpi_resource_cleanup(&res); +}