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Fix Sort-DMA

This commit is contained in:
Flyinghead 2019-05-10 16:10:07 +02:00
parent 77c1389921
commit c5a74ccfb7
1 changed files with 6 additions and 5 deletions
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11
core/hw/pvr/pvr_sb_regs.cpp
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@ -55,7 +55,7 @@ void do_pvr_dma()
} }
DMAC_SAR(0) = (src + len); DMAC_SAR(0) = (src + len);
DMAC_CHCR(0).full &= 0xFFFFFFFE; DMAC_CHCR(0).TE = 1;
DMAC_DMATCR(0) = 0x00000000; DMAC_DMATCR(0) = 0x00000000;
SB_PDST = 0x00000000; SB_PDST = 0x00000000;
@ -73,7 +73,7 @@ void RegWrite_SB_PDST(u32 addr, u32 data)
} }
u32 calculate_start_link_addr() u32 calculate_start_link_addr()
{ {
u8* base=&mem_b[SB_SDSTAW & RAM_MASK]; u8* base = &mem_b[SB_SDSTAW & (RAM_MASK - 31)];
u32 rv; u32 rv;
if (SB_SDWLT==0) if (SB_SDWLT==0)
{ {
@ -94,9 +94,9 @@ void pvr_do_sort_dma()
SB_SDDIV=0;//index is 0 now :) SB_SDDIV=0;//index is 0 now :)
u32 link_addr=calculate_start_link_addr(); u32 link_addr=calculate_start_link_addr();
u32 link_base_addr = SB_SDBAAW; u32 link_base_addr = SB_SDBAAW & ~31;
while (link_addr!=1) while (link_addr != 2)
{ {
if (SB_SDLAS==1) if (SB_SDLAS==1)
link_addr*=32; link_addr*=32;
@ -107,7 +107,7 @@ void pvr_do_sort_dma()
link_addr=ea_ptr[0x1C>>2];//Next link link_addr=ea_ptr[0x1C>>2];//Next link
//transfer global param //transfer global param
ta_vtx_data(ea_ptr,ea_ptr[0x18>>2]); ta_vtx_data(ea_ptr,ea_ptr[0x18>>2]);
if (link_addr==2) if (link_addr == 1)
{ {
link_addr=calculate_start_link_addr(); link_addr=calculate_start_link_addr();
} }
@ -115,6 +115,7 @@ void pvr_do_sort_dma()
// End of DMA :) // End of DMA :)
SB_SDST=0; SB_SDST=0;
SB_SDSTAW += 32;
asic_RaiseInterrupt(holly_PVR_SortDMA); asic_RaiseInterrupt(holly_PVR_SortDMA);
} }
// Auto sort DMA :| // Auto sort DMA :|