From eb7bc09b3baec1ceb344e9ad510b572fd1b1a828 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Fri, 25 Feb 2022 08:34:52 +0100 Subject: [PATCH] Add Tsi148 driver template --- buildset/default.ini | 1 + buildset/everything.ini | 3 + libbsd.py | 17 ++++ rtemsbsd/include/bsp/nexus-devices.h | 4 + rtemsbsd/sys/dev/vme/tsi148.c | 123 +++++++++++++++++++++++++++ 5 files changed, 148 insertions(+) create mode 100644 rtemsbsd/sys/dev/vme/tsi148.c diff --git a/buildset/default.ini b/buildset/default.ini index fca70f9c..acb1226d 100644 --- a/buildset/default.ini +++ b/buildset/default.ini @@ -65,6 +65,7 @@ rpc = on rpc_user = on rtems = on tests = on +tsi148 = off tty = on user_space = on user_space_wlanstats = off diff --git a/buildset/everything.ini b/buildset/everything.ini index 0eee99e7..b4e57246 100644 --- a/buildset/everything.ini +++ b/buildset/everything.ini @@ -17,3 +17,6 @@ usr_sbin_wpa_supplicant = on # IPSec netipsec = on + +# VME +tsi148 = on diff --git a/libbsd.py b/libbsd.py index 73df656b..ed40106c 100644 --- a/libbsd.py +++ b/libbsd.py @@ -3139,6 +3139,22 @@ class pci(builder.Module): mm.generator['source']() ) +# +# TSI148 +# +class tsi148(builder.Module): + + def __init__(self, manager): + super(tsi148, self).__init__(manager, type(self).__name__) + + def generate(self): + mm = self.manager + self.addRTEMSKernelSourceFiles( + [ + 'sys/dev/vme/tsi148.c', + ], + mm.generator['source']() + ) # # User space @@ -5666,6 +5682,7 @@ def load(mm): # Add PCI mm.addModule(pci(mm)) + mm.addModule(tsi148(mm)) # Add NIC devices mm.addModule(dev_nic(mm)) diff --git a/rtemsbsd/include/bsp/nexus-devices.h b/rtemsbsd/include/bsp/nexus-devices.h index e764306e..ac4a52a1 100644 --- a/rtemsbsd/include/bsp/nexus-devices.h +++ b/rtemsbsd/include/bsp/nexus-devices.h @@ -267,6 +267,10 @@ SYSINIT_DRIVER_REFERENCE(pcib, pci); SYSINIT_DRIVER_REFERENCE(rcpcib, pci); #endif +#ifdef RTEMS_BSD_MODULE_TSI148 +SYSINIT_DRIVER_REFERENCE(tsi148, pci); +#endif + #endif /* QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT) */ #elif defined(LIBBSP_POWERPC_TQM8XX_BSP_H) diff --git a/rtemsbsd/sys/dev/vme/tsi148.c b/rtemsbsd/sys/dev/vme/tsi148.c new file mode 100644 index 00000000..56c746bc --- /dev/null +++ b/rtemsbsd/sys/dev/vme/tsi148.c @@ -0,0 +1,123 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/* + * Copyright (C) 2022 embedded brains GmbH (http://www.embedded-brains.de) + * + * 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 OWNER 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 + +#include +#include +#include +#include +#include +#include + +#include +#include + +struct tsi148 { + device_t dev; + int mem_rid; + struct resource *mem_res; + int irq_rid; + struct resource *irq_res; + void *irq_cookie; +}; + +static void +tsi148_intr(void *arg) +{ + struct tsi148 *sc; + + sc = arg; +} + +static int +tsi148_probe(device_t dev) +{ + + if (pci_get_devid(dev) == 0x014810e3) { + device_set_desc(dev, "Tundra Tsi148 PCI-VME bridge"); + return (BUS_PROBE_GENERIC); + } + + return (ENXIO); +} + +static int +tsi148_attach(device_t dev) +{ + struct tsi148 *sc; + + sc = device_get_softc(dev); + sc->dev = dev; + + sc->mem_rid = PCIR_BAR(0); + sc->mem_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, + &sc->mem_rid, RF_ACTIVE); + if (sc->mem_res == NULL) { + return (ENOMEM); + } + + sc->irq_rid = 0; + sc->irq_res = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ, + &sc->irq_rid, RF_SHAREABLE | RF_ACTIVE); + if (sc->irq_res == NULL) { + return (ENOMEM); + } + + bus_setup_intr(sc->dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE, + NULL, tsi148_intr, sc, &sc->irq_cookie); + if (sc->irq_cookie == NULL) { + return (ENOMEM); + } + + return (ENXIO); +} + +static int +tsi148_detach(device_t dev) +{ + BSD_ASSERT(0); + return (ENXIO); +} + +static device_method_t tsi148_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, tsi148_probe), + DEVMETHOD(device_attach, tsi148_attach), + DEVMETHOD(device_detach, tsi148_detach), + DEVMETHOD_END +}; + +static driver_t tsi148_driver = { + "tsi148", + tsi148_methods, + sizeof(struct tsi148), +}; + +static devclass_t tsi148_devclass; + +DRIVER_MODULE(tsi148, pci, tsi148_driver, tsi148_devclass, NULL, 0);