diff options
Diffstat (limited to 'newlib/libc/machine/spu/spu_timer_stop.c')
-rw-r--r-- | newlib/libc/machine/spu/spu_timer_stop.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/newlib/libc/machine/spu/spu_timer_stop.c b/newlib/libc/machine/spu/spu_timer_stop.c deleted file mode 100644 index 94286c914..000000000 --- a/newlib/libc/machine/spu/spu_timer_stop.c +++ /dev/null @@ -1,101 +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 stop library service. */ -#include <spu_timer.h> -#include "spu_timer_internal.h" - -/* Stop a timer. Moves it from either the active or handled list to the - stopped list. Returns 0 on sucess, timer was successfully stopped. - Returns <0 - Failure: - * SPU_TIMER_ERR_NOT_ACTIVE - timer was not active - * SPU_TIMER_ERR_INVALID_ID - invalid timer id - * SPU_TIMER_ERR_NOCLOCK - spu clock is not running */ -int -spu_timer_stop (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_clock_startcnt == 0) - return SPU_TIMER_ERR_NOCLOCK; - - - /* Free or stopped states. */ - if (__spu_timers[id].state == SPU_TIMER_ACTIVE || - __spu_timers[id].state == SPU_TIMER_HANDLED) - { - was_enabled = spu_readch (SPU_RdMachStat) & 0x1; - spu_idisable (); - - /* Timer is on either active list or handled list. */ - t = (__spu_timers[id].state == SPU_TIMER_ACTIVE) - ? __spu_timers_active : __spu_timers_handled; - - pn = (__spu_timers[id].state == SPU_TIMER_ACTIVE) - ? &__spu_timers_active : &__spu_timers_handled; - - while (t && t->id != id) - { - pn = &t->next; - t = t->next; - } -#ifdef SPU_TIMER_DEBUG - if (!t) - ABORT (); /* Internal error. */ -#endif - /* Fix timeout of next timer and decrementer if we were at the head of - the active list. */ - if (t->next) - { - t->next->tmout += t->tmout; - if (__spu_timers_active == t) - __reset_spu_decr (t->next->tmout); - } - else - __reset_spu_decr (CLOCK_START_VALUE); - - *pn = t->next; /* Update this elements to pointer. */ - t->next = __spu_timers_stopped; - __spu_timers_stopped = t; - - __spu_timers[id].state = SPU_TIMER_STOPPED; - - if (__likely (was_enabled)) - spu_ienable (); - - return 0; - } - - return SPU_TIMER_ERR_NOT_ACTIVE; -} |