diff options
Diffstat (limited to 'newlib/libc/machine/spu/spu_timer_free.c')
-rw-r--r-- | newlib/libc/machine/spu/spu_timer_free.c | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/newlib/libc/machine/spu/spu_timer_free.c b/newlib/libc/machine/spu/spu_timer_free.c deleted file mode 100644 index 9fb3e0cda..000000000 --- a/newlib/libc/machine/spu/spu_timer_free.c +++ /dev/null @@ -1,86 +0,0 @@ -/* -(C) Copyright IBM Corp. 2008 - -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, -this list of conditions and the following disclaimer. -* 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. -* Neither the name of IBM 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. -*/ - -/* SPU timer free library service. */ -#include <spu_timer.h> -#include "spu_timer_internal.h" - - -/* Frees an allocated timer. The timer must be in the stopped state for this - to succeed. Maybe be called: - * after allocated, before it's started - * after it's been explicitly stopped - Returns 0 on success, timer sucessfully deallocated. Returns <0 on failure - * SPU_TIMER_INVALID_ID - id out of range - * SPU_TIMER_ERR_FREE - id in free state - * SPU_TIMER_ERR_ACTIVE - id in handled or active state */ -int -spu_timer_free (int id) -{ - spu_timer_t *t, **pn; - unsigned was_enabled; - - if (id < 0 || id >= SPU_TIMER_NTIMERS) - return SPU_TIMER_ERR_INVALID_ID; - - if (__spu_timers[id].state == SPU_TIMER_STOPPED) - { - - was_enabled = spu_readch (SPU_RdMachStat) & 0x1; - spu_idisable (); - - t = __spu_timers_stopped; - pn = &__spu_timers_stopped; - - while (t && (t->id != id)) - { - pn = &t->next; - t = t->next; - } -#ifdef SPU_TIMER_DEBUG - if (!t) - ABORT (); -#endif - *pn = t->next; - - /* Add timer back to free list (mask). */ - __spu_timers_avail |= (1 << (id)); - __spu_timers[id].state = SPU_TIMER_FREE; - - if (__likely (was_enabled)) - spu_ienable (); - - return 0; - } - - /* Handle invalid states. */ - return (__spu_timers[id].state == SPU_TIMER_FREE) ? - SPU_TIMER_ERR_FREE : SPU_TIMER_ERR_ACTIVE; -} |