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Show First 20 Lines • Show All 165 Lines • ▼ Show 20 Lines	init_amd(void)
* the tunable is not overwritten.		* the tunable is not overwritten.
*		*
* The stepping and/or microcode versions should be checked after		* The stepping and/or microcode versions should be checked after
* this issue is fixed by AMD so that we don't use this mode if not		* this issue is fixed by AMD so that we don't use this mode if not
* needed.		* needed.
*/		*/
if (lower_sharedpage_init == 0) {		if (lower_sharedpage_init == 0) {
lower_sharedpage_init = 1;		lower_sharedpage_init = 1;
if (CPUID_TO_FAMILY(cpu_id) == 0x17) {		if (CPUID_TO_FAMILY(cpu_id) == 0x17 \|\|
		CPUID_TO_FAMILY(cpu_id) == 0x18) {
hw_lower_amd64_sharedpage = 1;		hw_lower_amd64_sharedpage = 1;
}		}
}		}
}		}

/*		/*
* Initialize special VIA features		* Initialize special VIA features
*/		*/
▲ Show 20 Lines • Show All 71 Lines • ▼ Show 20 Lines	if (IS_BSP() && (amd_feature & AMDID_NX) != 0) {
wrmsr(MSR_EFER, msr);		wrmsr(MSR_EFER, msr);
pg_nx = PG_NX;		pg_nx = PG_NX;
}		}
hw_ibrs_recalculate();		hw_ibrs_recalculate();
hw_ssb_recalculate(false);		hw_ssb_recalculate(false);
amd64_syscall_ret_flush_l1d_recalc();		amd64_syscall_ret_flush_l1d_recalc();
switch (cpu_vendor_id) {		switch (cpu_vendor_id) {
case CPU_VENDOR_AMD:		case CPU_VENDOR_AMD:
		case CPU_VENDOR_HYGON:
init_amd();		init_amd();
break;		break;
case CPU_VENDOR_CENTAUR:		case CPU_VENDOR_CENTAUR:
init_via();		init_via();
break;		break;
}		}

if ((amd_feature & AMDID_RDTSCP) != 0 \|\|		if ((amd_feature & AMDID_RDTSCP) != 0 \|\|
Show All 36 Lines