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Overhauled and unified CD-ROM emulation;

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Four CD-ROM drives are now emulated;
ATAPI DMA is now emulated;
Unified CD-ROM pass through to host drive handling;
Applied all (applicable) mainline PCem commits.
This commit is contained in:
OBattler
2017-01-16 01:49:19 +01:00
parent 0a11edd343
commit 4f7fd84229
41 changed files with 5953 additions and 5129 deletions
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14
src/x86_ops_i686.h
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@@ -301,6 +301,13 @@ static int opFXSAVESTOR_a16(uint32_t fetchdat)
cpu_state.eaaddr = old_eaaddr;
cpu_state.npxc = 0x37F;
cpu_state.new_npxc = (cpu_state.old_npxc & ~0xc00);
cpu_state.npxs = 0;
*(uint64_t *)cpu_state.tag = 0x0303030303030303ll;
cpu_state.TOP = 0;
cpu_state.ismmx = 0;
CLOCK_CYCLES((cr0 & 1) ? 56 : 67);
if(cpu_state.abrt) pclog("FXSAVE: abrt != 0\n");
@@ -477,6 +484,13 @@ static int opFXSAVESTOR_a32(uint32_t fetchdat)
cpu_state.eaaddr = old_eaaddr;
cpu_state.npxc = 0x37F;
cpu_state.new_npxc = (cpu_state.old_npxc & ~0xc00);
cpu_state.npxs = 0;
*(uint64_t *)cpu_state.tag = 0x0303030303030303ll;
cpu_state.TOP = 0;
cpu_state.ismmx = 0;
CLOCK_CYCLES((cr0 & 1) ? 56 : 67);
if(cpu_state.abrt) pclog("FXSAVE: abrt != 0\n");