diff options
Diffstat (limited to 'newlib/libc/machine/spu/spu_timer_slih_reg.c')
-rw-r--r-- | newlib/libc/machine/spu/spu_timer_slih_reg.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/newlib/libc/machine/spu/spu_timer_slih_reg.c b/newlib/libc/machine/spu/spu_timer_slih_reg.c deleted file mode 100644 index cd1e86fbb..000000000 --- a/newlib/libc/machine/spu/spu_timer_slih_reg.c +++ /dev/null @@ -1,72 +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. -*/ - - -/* Services for SLIH registration. */ -#include <spu_intrinsics.h> -#include <spu_timer.h> - -#define SPU_EVENT_ID(_mask) \ - (spu_extract(spu_cntlz(spu_promote(_mask, 0)), 0)) -typedef unsigned (*spu_slih_t) (unsigned); - -extern spu_slih_t __spu_slih_handlers[]; - -/* This function is called whenever an event occurs for which no second level - event handler was registered. The default event handler does nothing and - zeros the most significant event bit indicating that the event was processed - (when in reality, it was discarded). */ -unsigned -__spu_default_slih (unsigned events) -{ - unsigned int mse; - - mse = 0x80000000 >> SPU_EVENT_ID (events); - events &= ~mse; - - return (events); -} - -/* Registers a SPU second level interrupt handler for the events specified by - mask. The event mask consists of a set of bits corresponding to the event - status bits (see channel 0 description). A mask containing multiple 1 bits - will set the second level event handler for each of the events. */ -void -spu_slih_register (unsigned mask, spu_slih_t func) -{ - unsigned int id; - - while (mask) - { - id = SPU_EVENT_ID (mask); - __spu_slih_handlers[id] = (func) ? func : __spu_default_slih; - mask &= ~(0x80000000 >> id); - } -} |