newlib/libgloss/sparc_leon/catch_interrupt_pending.c

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2011-12-15 Konrad Eisele <konrad@gaisler.com> * configure.in: Add SPARC LEON support. * configure: Regenerated. * sparc_leon/asm-leon/amba.h, sparc_leon/asm-leon/asmmacro.h, sparc_leon/asm-leon/clock.h, sparc_leon/asm-leon/contextswitch.h, sparc_leon/asm-leon/elfmacro.h, sparc_leon/asm-leon/head.h, sparc_leon/asm-leon/irq.h, sparc_leon/asm-leon/jiffies.h, sparc_leon/asm-leon/lambapp.h, sparc_leon/asm-leon/lambapp_devs.h, sparc_leon/asm-leon/leon.h, sparc_leon/asm-leon/leon3.h, sparc_leon/asm-leon/leonbare_debug.h, sparc_leon/asm-leon/leonbare_kernel.h, sparc_leon/asm-leon/leonbare_kernel_queue.h, sparc_leon/asm-leon/leoncompat.h, sparc_leon/asm-leon/leondbg.h, sparc_leon/asm-leon/leonstack.h, sparc_leon/asm-leon/liblocks.h, sparc_leon/asm-leon/linkage.h, sparc_leon/asm-leon/param.h, sparc_leon/asm-leon/queue.h, sparc_leon/asm-leon/spinlock.h, sparc_leon/asm-leon/stack.h, sparc_leon/asm-leon/time.h, sparc_leon/asm-leon/timer.h, sparc_leon/asm-leon/types.h, sparc_leon/asm-leon/winmacros.h: New file. * sparc_leon/Makefile.in, sparc_leon/_exit.c, sparc_leon/amba.c, sparc_leon/amba_dbg.c, sparc_leon/amba_driver.c, sparc_leon/amba_scan.c, sparc_leon/asm-leon, sparc_leon/bdinit.S, sparc_leon/busscan.S, sparc_leon/cacheA.S, sparc_leon/catch_interrupt.c, sparc_leon/catch_interrupt_mvt.c, sparc_leon/catch_interrupt_pending.c, sparc_leon/catch_interrupt_svt.c, sparc_leon/configure.in, sparc_leon/console.c, sparc_leon/console_dbg.c, sparc_leon/console_init.c, sparc_leon/contextswitch.c, sparc_leon/contextswitch_asm.S, sparc_leon/crt0.S, sparc_leon/crti.S, sparc_leon/crtn.S, sparc_leon/etrap.S, sparc_leon/etrap_fast.S, sparc_leon/fpu.S, sparc_leon/gettimeofday.c, sparc_leon/initcalls.c, sparc_leon/io.c, sparc_leon/irqinstall.S, sparc_leon/irqtrap.S, sparc_leon/irqtrap_fast.S, sparc_leon/jiffies.c, sparc_leon/kernel.c, sparc_leon/kernel_context.S, sparc_leon/kernel_debug.c, sparc_leon/kernel_debug_var.c, sparc_leon/kernel_mm.c, sparc_leon/kernel_mutex.c, sparc_leon/kernel_queue.c, sparc_leon/kernel_sched.c, sparc_leon/kernel_thread.c, sparc_leon/lcpuinit.S, sparc_leon/locore.S, sparc_leon/locore_atexit.c, sparc_leon/locore_clean.S, sparc_leon/locore_mvt.S, sparc_leon/locore_mvt_reset.S, sparc_leon/locore_svt.S, sparc_leon/locore_svt_reset.S, sparc_leon/locore_svtdisp.S, sparc_leon/locore_var.S, sparc_leon/locore_var_svt.S, sparc_leon/mmu_asm.S, sparc_leon/mutex.c, sparc_leon/nocache.S, sparc_leon/pnpinit.c, sparc_leon/pnpinit_malloc.c, sparc_leon/pnpinit_simple.c, sparc_leon/regwin.S, sparc_leon/regwin_patch.c, sparc_leon/regwin_slow.S, sparc_leon/regwinflush.S, sparc_leon/rtc.c, sparc_leon/rtrap.S, sparc_leon/rtrap_fast.S, sparc_leon/stop.S, sparc_leon/timer.c, sparc_leon/times.c: New file * sparc_leon/configure: Regenerate
2011-12-15 23:58:40 +01:00
/*
* Copyright (c) 2011 Aeroflex Gaisler
*
* BSD license:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <asm-leon/leonstack.h>
#include <asm-leon/irq.h>
#define NULL 0
TAILQ_HEAD (pending_queue, pendingaction) pending =
TAILQ_HEAD_INITIALIZER (pending);
void add_pending (struct pendingaction *a)
{
unsigned long old = leonbare_disable_traps ();
TAILQ_INSERT_TAIL (&pending, a, next);
leonbare_enable_traps (old);
}
struct pendingaction *
get_pending ()
{
struct pendingaction *a = 0;
unsigned long old = leonbare_disable_traps ();
if (a = TAILQ_FIRST (&pending))
{
TAILQ_REMOVE (&pending, a, next);
}
leonbare_enable_traps (old);
return a;
}
void
process_pending ()
{
struct pendingaction *a;
while (a = get_pending ())
{
if (a->handler)
{
a->handler (a->arg);
}
}
}