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author | 2022-03-20 23:22:12 -0400 | |
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committer | 2022-03-20 23:22:12 -0400 | |
commit | 93ac5f268b7804fcccc02ebbd9ca0d131a9295e9 (patch) | |
tree | 985726688d13834bb7ca5298d8bc404ddc0577af /src/devices/cpu/m68000/m68kops.cpp | |
parent | 32ef8f7eeda8bb8236eb160ff75830dafc09e3ea (diff) |
68k: support for external MMU bus error instruction restart (#9369)
* 68010 RTE: don't set SR (which may change SP to USP) until after unwinding 1000 stack exception frame
* 68010: create 1000 format stack frame on bus error
* 68k: support for external MMU bus error instruction restart, set fault address in 68010 and 68070 stack frames, set fc and rw in 68010 stack frame
Diffstat (limited to 'src/devices/cpu/m68000/m68kops.cpp')
-rw-r--r-- | src/devices/cpu/m68000/m68kops.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/devices/cpu/m68000/m68kops.cpp b/src/devices/cpu/m68000/m68kops.cpp index 3535926fbf9..06b30a61553 100644 --- a/src/devices/cpu/m68000/m68kops.cpp +++ b/src/devices/cpu/m68000/m68kops.cpp @@ -20216,6 +20216,7 @@ void m68000_base_device::x4e7b_movec_l_4() { m_pmmu_enabled = 0; } + m_instruction_restart = m_pmmu_enabled || m_emmu_enabled; break; case 0x004: /* ITT0 */ m_mmu_itt0 = REG_DA()[(word2 >> 12) & 15]; |