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Mebbe speed up IPC a bit
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parent
e8e0851ebe
commit
d6e55bbcd0
4
ipc.c
4
ipc.c
@ -90,7 +90,7 @@ void ipc_post(u32 code, u32 tag, u32 num_args, ...)
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}
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va_end(ap);
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}
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dc_flushrange((void*)&out_queue[out_tail], 32);
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dc_flush_block_fast((void*)&out_queue[out_tail]);
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out_tail = (out_tail+1)&(IPC_OUT_SIZE-1);
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poke_outtail(out_tail);
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write32(HW_IPC_ARMCTRL, IPC_CTRL_IRQ_IN | IPC_CTRL_OUT);
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@ -148,7 +148,7 @@ static void process_in(void)
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//gecko_printf("IPC: process in %d @ %p\n",in_head,req);
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dc_invalidaterange((void*)req, 32);
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dc_inval_block_fast((void*)req);
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//gecko_printf("IPC: req %08x %08x [%08x %08x %08x %08x %08x %08x]\n", req->code, req->tag,
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// req->args[0], req->args[1], req->args[2], req->args[3], req->args[4], req->args[5]);
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2
memory.c
2
memory.c
@ -138,7 +138,7 @@ void ahb_flush_to(enum AHBDEV type)
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{
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u32 cookie = irq_kill();
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_ahb_flush_to(type);
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if(type != 0)
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if(type != AHB_STARLET)
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_ahb_flush_to(AHB_STARLET);
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irq_restore(cookie);
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}
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14
memory.h
14
memory.h
@ -82,5 +82,19 @@ static inline u32 get_far(void)
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return data;
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}
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void _ahb_flush_to(enum AHBDEV dev);
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static inline void dc_inval_block_fast(void *block)
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{
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__asm__ volatile ( "mcr\tp15, 0, %0, c7, c6, 1" :: "r" (block) );
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_ahb_flush_to(AHB_STARLET); //TODO: check if really needed and if not, remove
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}
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static inline void dc_flush_block_fast(void *block)
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{
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__asm__ volatile ( "mcr\tp15, 0, %0, c7, c10, 1" :: "r" (block) );
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__asm__ volatile ( "mcr\tp15, 0, %0, c7, c10, 4" :: "r" (0) );
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ahb_flush_from(AHB_1); //TODO: check if really needed and if not, remove
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}
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#endif
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