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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-08-05 21:57:49 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-08-05 21:57:49 +0000 |
commit | dc0299c4649815ba8b5740fc8b211dad1d7bc3bd (patch) | |
tree | aad85b8a93bf5ca1c243fb8ec154dd7c0e0ccd2e /nuttx/arch/arm/src/cortexm3/up_sigdeliver.c | |
parent | 8f0b435a518c39a6141bbf888aa4bcd879808d44 (diff) | |
download | px4-nuttx-dc0299c4649815ba8b5740fc8b211dad1d7bc3bd.tar.gz px4-nuttx-dc0299c4649815ba8b5740fc8b211dad1d7bc3bd.tar.bz2 px4-nuttx-dc0299c4649815ba8b5740fc8b211dad1d7bc3bd.zip |
Name change: Change Cortex-M3 naming to ARMv7-M naming so support Cortex-M4
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3846 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/cortexm3/up_sigdeliver.c')
-rw-r--r-- | nuttx/arch/arm/src/cortexm3/up_sigdeliver.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/nuttx/arch/arm/src/cortexm3/up_sigdeliver.c b/nuttx/arch/arm/src/cortexm3/up_sigdeliver.c deleted file mode 100644 index f05b7ce69..000000000 --- a/nuttx/arch/arm/src/cortexm3/up_sigdeliver.c +++ /dev/null @@ -1,142 +0,0 @@ -/**************************************************************************** - * arch/arm/src/cortexm3/up_sigdeliver.c - * - * Copyright (C) 2009-2010 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * 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. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * 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. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <stdint.h> -#include <sched.h> -#include <debug.h> - -#include <nuttx/irq.h> -#include <nuttx/arch.h> -#include <arch/board/board.h> - -#include "os_internal.h" -#include "up_internal.h" -#include "up_arch.h" - -#ifndef CONFIG_DISABLE_SIGNALS - -/**************************************************************************** - * Pre-processor Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: up_sigdeliver - * - * Description: - * This is the a signal handling trampoline. When a signal action was - * posted. The task context was mucked with and forced to branch to this - * location with interrupts disabled. - * - ****************************************************************************/ - -void up_sigdeliver(void) -{ - _TCB *rtcb = (_TCB*)g_readytorun.head; - uint32_t regs[XCPTCONTEXT_REGS]; - sig_deliver_t sigdeliver; - - /* Save the errno. This must be preserved throughout the signal handling - * so that the user code final gets the correct errno value (probably - * EINTR). - */ - - int saved_errno = rtcb->pterrno; - - up_ledon(LED_SIGNAL); - - sdbg("rtcb=%p sigdeliver=%p sigpendactionq.head=%p\n", - rtcb, rtcb->xcp.sigdeliver, rtcb->sigpendactionq.head); - ASSERT(rtcb->xcp.sigdeliver != NULL); - - /* Save the real return state on the stack. */ - - up_copystate(regs, rtcb->xcp.regs); - regs[REG_PC] = rtcb->xcp.saved_pc; - regs[REG_PRIMASK] = rtcb->xcp.saved_primask; - regs[REG_XPSR] = rtcb->xcp.saved_xpsr; - - /* Get a local copy of the sigdeliver function pointer. We do this so that - * we can nullify the sigdeliver function pointer in the TCB and accept - * more signal deliveries while processing the current pending signals. - */ - - sigdeliver = rtcb->xcp.sigdeliver; - rtcb->xcp.sigdeliver = NULL; - - /* Then restore the task interrupt state */ - - irqrestore((uint16_t)regs[REG_PRIMASK]); - - /* Deliver the signals */ - - sigdeliver(rtcb); - - /* Output any debug messages BEFORE restoring errno (because they may - * alter errno), then disable interrupts again and restore the original - * errno that is needed by the user logic (it is probably EINTR). - */ - - sdbg("Resuming\n"); - (void)irqsave(); - rtcb->pterrno = saved_errno; - - /* Then restore the correct state for this thread of - * execution. - */ - - up_ledoff(LED_SIGNAL); - up_fullcontextrestore(regs); -} - -#endif /* !CONFIG_DISABLE_SIGNALS */ - |