--- linux-2.6.17-rc1/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c.orig 2006-04-10 17:12:23.000000000 +0100 +++ linux-2.6.17-rc1/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c 2006-04-10 17:23:44.000000000 +0100 @@ -17,6 +17,7 @@ * * Date Errata Description * 20020525 N44, O17 12.5% or 25% DC causes lockup + * 20060410 N60 12.5% DC causes lockup * */ @@ -231,7 +232,7 @@ case 0x0f29: has_N60_errata[policy->cpu] = 1; - dprintk("has errata -- disabling frequencies lower than 2GHz\n"); + dprintk("has errata -- disabling 12.5%% duty cycle\n"); break; } @@ -244,7 +245,7 @@ for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) { if ((i<2) && (has_N44_O17_errata[policy->cpu])) p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; - else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000) + else if ((i<2) && has_N60_errata[policy->cpu]) p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; else p4clockmod_table[i].frequency = (stock_freq * i)/8;