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RSP: dma to either DMEM or IMEM based on address

This commit is contained in:
zilmar 2022-11-08 20:17:57 +10:30
parent 48da86bea1
commit 02660c2f62
1 changed files with 2 additions and 10 deletions
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12
Source/RSP/dma.c
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@ -31,15 +31,7 @@ void SP_DMA_READ (void)
Skip = (*RSPInfo.SP_RD_LEN_REG >> 20) + Length;
Count = ((*RSPInfo.SP_RD_LEN_REG >> 12) & 0xFF) + 1;
End = ((*RSPInfo.SP_MEM_ADDR_REG & 0x0FFF) & ~7) + (((Count - 1) * Skip) + Length);
if ((*RSPInfo.SP_MEM_ADDR_REG & 0x1000) != 0)
{
Dest = RSPInfo.IMEM + ((*RSPInfo.SP_MEM_ADDR_REG & 0x0FFF) & ~7);
}
else
{
Dest = RSPInfo.DMEM + ((*RSPInfo.SP_MEM_ADDR_REG & 0x0FFF) & ~7);
}
Dest = ((*RSPInfo.SP_MEM_ADDR_REG & 0x1000) != 0 ? RSPInfo.IMEM : RSPInfo.DMEM) + ((*RSPInfo.SP_MEM_ADDR_REG & 0x0FFF) & ~7);
Source = RSPInfo.RDRAM + (addr & ~7);
#if defined(RSP_SAFE_DMA)
@ -107,7 +99,7 @@ void SP_DMA_WRITE (void)
Skip = (*RSPInfo.SP_WR_LEN_REG >> 20) + Length;
Count = ((*RSPInfo.SP_WR_LEN_REG >> 12) & 0xFF) + 1;
Dest = RSPInfo.RDRAM + (addr & ~7);
Source = RSPInfo.DMEM + ((*RSPInfo.SP_MEM_ADDR_REG & 0x1FFF) & ~7);
Source = ((*RSPInfo.SP_MEM_ADDR_REG & 0x1000) != 0 ? RSPInfo.IMEM : RSPInfo.DMEM) + ((*RSPInfo.SP_MEM_ADDR_REG & 0xFFF) & ~7);
#if defined(RSP_SAFE_DMA)
for (j = 0 ; j < Count; j++)