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-rw-r--r--hw/ppc/mac_oldworld.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c
index 3acca94432..8faff300ff 100644
--- a/hw/ppc/mac_oldworld.c
+++ b/hw/ppc/mac_oldworld.c
@@ -333,6 +333,8 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
} else {
fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
}
+ /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, 266000000);
qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}