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n64 - Flush RSP drc cache when SP DMA changes IMEM

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Happy 2017-03-13 15:20:19 -06:00
parent 7939dcf625
commit 53d9eb58f7
1 changed files with 4 additions and 0 deletions
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4
src/mame/machine/n64.cpp
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@ -569,6 +569,10 @@ void n64_periphs::sp_dma(int direction)
uint32_t *sp_mem[2] = { m_rsp_dmem, m_rsp_imem }; uint32_t *sp_mem[2] = { m_rsp_dmem, m_rsp_imem };
int sp_mem_page = (sp_mem_addr >> 12) & 1; int sp_mem_page = (sp_mem_addr >> 12) & 1;
if(sp_mem_page == 1)
m_rsp->rspdrc_flush_drc_cache();
if(direction == 0)// RDRAM -> I/DMEM if(direction == 0)// RDRAM -> I/DMEM
{ {
for(int c = 0; c <= sp_dma_count; c++) for(int c = 0; c <= sp_dma_count; c++)