diff options
Diffstat (limited to 'gcell/ibm/sync/spu_source/sync_irq.h')
| -rw-r--r-- | gcell/ibm/sync/spu_source/sync_irq.h | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/gcell/ibm/sync/spu_source/sync_irq.h b/gcell/ibm/sync/spu_source/sync_irq.h deleted file mode 100644 index feae65e508..0000000000 --- a/gcell/ibm/sync/spu_source/sync_irq.h +++ /dev/null @@ -1,76 +0,0 @@ -/* -------------------------------------------------------------- */ -/* (C)Copyright 2001,2007, */ -/* International Business Machines Corporation, */ -/* Sony Computer Entertainment, Incorporated, */ -/* Toshiba Corporation, */ -/* */ -/* 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 Corporation 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. */ -/* -------------------------------------------------------------- */ -/* PROLOG END TAG zYx */ -/* - * irq.h - SPU interrupt management facilities. - * - * These utilities help an "interrupt aware" library to manage - * state of SPU interrupts. - */ - -#ifndef __SPU_IRQ_H__ -#define __SPU_IRQ_H__ - -#include <spu_intrinsics.h> -#include "sync_utils.h" - -static inline u32 irq_mask(u32 newmask) -{ - u32 old, tmp = 0; - - /* irq_mask - * Set the interrupt mask to the newmask value, - * and return its previous setting. Will - * detect and discard potential phantom - * events. - */ - - old = spu_readch(SPU_RdEventMask); - spu_writech(SPU_WrEventMask, tmp); - if (spu_readchcnt(SPU_RdEventStat)) { - tmp = spu_readch(SPU_RdEventStat); - spu_writech(SPU_WrEventAck, tmp); - } - spu_writech(SPU_WrEventMask, newmask); - - return old; -} - -#endif /* __SPU_IRQ_H__ */ |