mirror of
https://github.com/CTCaer/RetroArch.git
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140 lines
3.9 KiB
C
140 lines
3.9 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _GX_DEFINES_H
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#define _GX_DEFINES_H
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#define _SHIFTL(v, s, w) ((uint32_t) (((uint32_t)(v) & ((0x01 << (w)) - 1)) << (s)))
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#define _SHIFTR(v, s, w) ((uint32_t)(((uint32_t)(v) >> (s)) & ((0x01 << (w)) - 1)))
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#ifndef __lhbrx
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#define __lhbrx(base,index) \
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({ register u16 res; \
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__asm__ volatile ("lhbrx %0,%1,%2" : "=r"(res) : "b%"(index), "r"(base) : "memory"); \
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res; })
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#endif
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#ifndef __sthbrx
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#define __sthbrx(base,index,value) \
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__asm__ volatile ("sthbrx %0,%1,%2" : : "r"(value), "b%"(index), "r"(base) : "memory")
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#endif
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#ifndef __stwbrx
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#define __stwbrx(base,index,value) \
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__asm__ volatile ("stwbrx %0,%1,%2" : : "r"(value), "b%"(index), "r"(base) : "memory")
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#endif
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#ifndef _sync
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#define _sync() asm volatile("sync")
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#endif
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#ifndef _nop
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#define _nop() asm volatile("nop")
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#endif
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#ifndef ppcsync
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#define ppcsync() asm volatile("sc")
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#endif
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#ifndef ppchalt
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#define ppchalt() ({ \
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_sync(); \
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while(1) { \
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_nop(); \
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asm volatile("li 3,0"); \
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_nop(); \
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} \
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})
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#endif
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#ifndef _CPU_ISR_Enable
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#define _CPU_ISR_Enable() \
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{ register u32 _val = 0; \
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__asm__ __volatile__ ( \
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"mfmsr %0\n" \
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"ori %0,%0,0x8000\n" \
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"mtmsr %0" \
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: "=&r" ((_val)) : "0" ((_val)) \
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); \
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}
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#endif
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#ifndef _CPU_ISR_Disable
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#define _CPU_ISR_Disable( _isr_cookie ) \
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{ register u32 _disable_mask = 0; \
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_isr_cookie = 0; \
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__asm__ __volatile__ ( \
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"mfmsr %0\n" \
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"rlwinm %1,%0,0,17,15\n" \
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"mtmsr %1\n" \
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"extrwi %0,%0,1,16" \
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: "=&r" ((_isr_cookie)), "=&r" ((_disable_mask)) \
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: "0" ((_isr_cookie)), "1" ((_disable_mask)) \
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); \
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}
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#endif
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#ifndef _CPU_ISR_Restore
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#define _CPU_ISR_Restore( _isr_cookie ) \
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{ register u32 _enable_mask = 0; \
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__asm__ __volatile__ ( \
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" cmpwi %0,0\n" \
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" beq 1f\n" \
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" mfmsr %1\n" \
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" ori %1,%1,0x8000\n" \
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" mtmsr %1\n" \
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"1:" \
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: "=r"((_isr_cookie)),"=&r" ((_enable_mask)) \
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: "0"((_isr_cookie)),"1" ((_enable_mask)) \
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); \
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}
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#endif
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#ifdef GEKKO
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extern void __lwp_thread_stopmultitasking(void (*exitfunc)());
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#define OSThread lwp_t
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#define OSCond lwpq_t
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#define OSThreadQueue lwpq_t
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#define OSInitMutex(mutex) LWP_MutexInit(mutex, 0)
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#define OSLockMutex(mutex) LWP_MutexLock(mutex)
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#define OSUnlockMutex(mutex) LWP_MutexUnlock(mutex)
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#define OSTryLockMutex(mutex) LWP_MutexTryLock(mutex)
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#define OSInitCond(cond) LWP_CondInit(cond)
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#define OSSignalCond(cond) LWP_ThreadSignal(cond)
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#define OSWaitCond(cond, mutex) LWP_CondWait(cond, mutex)
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#define OSInitThreadQueue(queue) LWP_InitQueue(queue)
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#define OSSleepThread(queue) LWP_ThreadSleep(queue)
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#define OSJoinThread(thread, val) LWP_JoinThread(thread, val)
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#define OSCreateThread(thread, func, intarg, ptrarg, stackbase, stacksize, priority, attrs) LWP_CreateThread(thread, func, ptrarg, stackbase, stacksize, priority)
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#define VISetPostRetraceCallback(cb) VIDEO_SetPostRetraceCallback(cb)
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#define VISetBlack(black) VIDEO_SetBlack(black)
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#define VIFlush() VIDEO_Flush()
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#define VISetNextFrameBuffer(fb) VIDEO_SetNextFramebuffer(fb)
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#define VIWaitForRetrace() VIDEO_WaitVSync()
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#define VIConfigure(rm) VIDEO_Configure(rm)
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#define VIInit() VIDEO_Init()
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#define VIPadFrameBufferWidth(width) VIDEO_PadFramebufferWidth(width)
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#endif
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#endif
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