[LinuxBIOS] x86_64: calibrate_delay_direct and apic id lift for BSP

Yinghai Lu yinghai.lu at amd.com
Fri Oct 28 20:42:03 CEST 2005


andi,

I tried to lift apic id in LinuxBIOS for all cpus after 0x10.

When using MB with AMD8111, the jiffies was not moving. So it is
locked at calibrate_delay_direct...

but  MB with Nvidia ck804, jiffies is moving.

If I don't change BSP apic id ( keep it to 0), It changes....

I have no idea how the jiffies changes, there is another thread change it....?

YH


Memory: 508000k/524288k available (3146k kernel code, 15900k reserved,
1160k data, 296k init)
calibrate_delay_direct i=0
        calibrate_delay_direct start_jiffies=fffedb08
                calibrate_delay_direct 1 jiffies=fffedb08
                calibrate_delay_direct 1 jiffies=fffedb08
                calibrate_delay_direct 1 jiffies=fffedb08
                calibrate_delay_direct 1 jiffies=fffedb08




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