Mark Cave-Ayland <[email protected]> writes: > On 27/01/2022 20:11, Fabiano Rosas wrote: > >> Changes from v1: >> >> - Restored the 'sc 1' support to avoid breaking the pegasos2 machine. >> >> I tested this version in the G4 with the following OSes: >> >> - Linux 5.15 (5.16 seems to be broken, even with master) >> - FreeBSD 13 >> - Mac OS 9.2 >> - Mac OS Darwin 6.0 >> - Mac OS X 10.4 >> - MorphOS 3.15 (-M pegasos2 and -M mac99,via=pmu) >> >> Based on legoater/ppc-7.0 >> >> v1: >> https://lore.kernel.org/r/[email protected] >> >> Fabiano Rosas (8): >> target/ppc: Introduce powerpc_excp_74xx >> target/ppc: Simplify powerpc_excp_74xx >> target/ppc: 74xx: Machine Check exception cleanup >> target/ppc: 74xx: External interrupt cleanup >> target/ppc: 74xx: Program exception cleanup >> target/ppc: 74xx: System Call exception cleanup >> target/ppc: 74xx: System Reset interrupt cleanup >> target/ppc: 74xx: Set SRRs directly in exception code >> >> target/ppc/excp_helper.c | 197 +++++++++++++++++++++++++++++++++++++++ >> 1 file changed, 197 insertions(+) > > That certainly covers a good range MacOS images so I'm happy to give: > > Acked-by: Mark Cave-Ayland <[email protected]> > > Just out of curiosity have you tried booting MacOS 9.2 under KVM-PR? Last > time I > tried on my G4 Mac Mini here, OS X worked fine but 9.2 failed early after > jumping > into the 68k emulator. Unfortunately due to the split real mode (see > https://github.com/torvalds/linux/commit/c01e3f66cd5cdc1f727f4c7b0c10b3e3bdb91ba7 > > where MSR_IR != MSR_DR) I can't step through with QEMU's gdbstub to see what > is going > wrong...
Never crossed my mind actually. =) I don't immediately see why the step wouldn't work due to split mode. Let me understand that patch first. KVM-PR is full of surprises. > > > ATB, > > Mark.
