From 28ee86a9b0f2e980beeb637da4f787065c74a39e Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 27 Apr 2016 11:58:19 +0200 Subject: Import DPAA driver snapshot Imported from Freescale Linux repository git://git.freescale.com/ppc/upstream/linux.git commit 2774c204cd8bfc56a200ff4dcdfc9cdf5b6fc161. Linux compatibility layer is partly from FreeBSD. --- rtemsbsd/powerpc/include/linux/smp.h | 57 ++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 rtemsbsd/powerpc/include/linux/smp.h (limited to 'rtemsbsd/powerpc/include/linux/smp.h') diff --git a/rtemsbsd/powerpc/include/linux/smp.h b/rtemsbsd/powerpc/include/linux/smp.h new file mode 100644 index 00000000..a9fac704 --- /dev/null +++ b/rtemsbsd/powerpc/include/linux/smp.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2015 embedded brains GmbH + * 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 + * 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. + */ + +#ifndef _LINUX_SMP_H +#define _LINUX_SMP_H + +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#define smp_processor_id() ((int)rtems_get_current_processor()) + +typedef void (*smp_call_func_t)(void *arg); + +static inline int +smp_call_function_single(int cpu, smp_call_func_t func, void *arg, int wait) +{ + cpu_set_t set; + + (void)wait; + CPU_ZERO(&set); + CPU_SET(cpu, &set); + _SMP_Multicast_action(sizeof(set), &set, func, arg); + return (0); +} + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* _LINUX_SMP_H */ -- cgit v1.2.3