--- bsps/arm/tms570/include/bsp.h | 2 ++ bsps/arm/tms570/start/bsprestart.c | 42 ++++++++++++++++++++++++++++++ spec/build/bsps/arm/tms570/obj.yml | 1 + 3 files changed, 45 insertions(+) create mode 100644 bsps/arm/tms570/start/bsprestart.c
diff --git a/bsps/arm/tms570/include/bsp.h b/bsps/arm/tms570/include/bsp.h index adb0a2769a..9d26309e07 100644 --- a/bsps/arm/tms570/include/bsp.h +++ b/bsps/arm/tms570/include/bsp.h @@ -69,6 +69,8 @@ #define BSP_PLL_OUT_CLOCK 160000000 #endif +RTEMS_NO_RETURN void bsp_restart(const void *addr); + #endif /* ASM */ /* @} */ diff --git a/bsps/arm/tms570/start/bsprestart.c b/bsps/arm/tms570/start/bsprestart.c new file mode 100644 index 0000000000..c989d8fc77 --- /dev/null +++ b/bsps/arm/tms570/start/bsprestart.c @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/* + * Copyright (c) 2017 embedded brains GmbH & Co. KG + * + * 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 <bsp.h> + +void bsp_restart( const void *addr ) +{ + rtems_interrupt_level level; + void(*start)(void) = (void(*)(void))(addr); + + rtems_interrupt_disable(level); + (void)level; + rtems_cache_disable_instruction(); + rtems_cache_disable_data(); + + start(); + RTEMS_UNREACHABLE(); +} diff --git a/spec/build/bsps/arm/tms570/obj.yml b/spec/build/bsps/arm/tms570/obj.yml index 35a2b9ce6a..46e4eea116 100644 --- a/spec/build/bsps/arm/tms570/obj.yml +++ b/spec/build/bsps/arm/tms570/obj.yml @@ -80,6 +80,7 @@ source: - bsps/arm/tms570/cpucounter/cpucounterread.c - bsps/arm/tms570/irq/irq.c - bsps/arm/tms570/start/bspreset.c +- bsps/arm/tms570/start/bsprestart.c - bsps/arm/tms570/start/bspstart.c - bsps/arm/tms570/start/pinmux.c - bsps/arm/tms570/start/tms570-pom.c -- 2.35.3 _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel