PPC: Add clock-frequency export for Mac machines
Support in fwcfg has been around for exposure of the clock-frequency CPU property. OpenBIOS reads it, we just never exposed it. Since Mac OS X is very picky about its clock frequency values, let's just take a known good value and always expose that. Reported-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Signed-off-by: Alexander Graf <agraf@suse.de>
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@ -449,6 +449,8 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
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} else {
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} else {
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
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}
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}
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/* Mac OS X requires a "known good" clock-frequency value; pass it one. */
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, 266000000);
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qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
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qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
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}
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}
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@ -333,6 +333,8 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
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} else {
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} else {
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
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}
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}
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/* Mac OS X requires a "known good" clock-frequency value; pass it one. */
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fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, 266000000);
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qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
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qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
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}
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}
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@ -87,6 +87,7 @@ enum {
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#define FW_CFG_PPC_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
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#define FW_CFG_PPC_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
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#define FW_CFG_PPC_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
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#define FW_CFG_PPC_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
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#define FW_CFG_PPC_TBFREQ (FW_CFG_ARCH_LOCAL + 0x03)
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#define FW_CFG_PPC_TBFREQ (FW_CFG_ARCH_LOCAL + 0x03)
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#define FW_CFG_PPC_CLOCKFREQ (FW_CFG_ARCH_LOCAL + 0x04)
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#define FW_CFG_PPC_IS_KVM (FW_CFG_ARCH_LOCAL + 0x05)
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#define FW_CFG_PPC_IS_KVM (FW_CFG_ARCH_LOCAL + 0x05)
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#define FW_CFG_PPC_KVM_HC (FW_CFG_ARCH_LOCAL + 0x06)
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#define FW_CFG_PPC_KVM_HC (FW_CFG_ARCH_LOCAL + 0x06)
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#define FW_CFG_PPC_KVM_PID (FW_CFG_ARCH_LOCAL + 0x07)
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#define FW_CFG_PPC_KVM_PID (FW_CFG_ARCH_LOCAL + 0x07)
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