/* * APIC driver for "bigsmp" XAPIC machines with more than 8 virtual CPUs. * Drives the local APIC in "clustered mode". */ #define APIC_DEFINITION 1 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static int dmi_bigsmp; /* can be set by dmi scanners */ static __init int hp_ht_bigsmp(struct dmi_system_id *d) { #ifdef CONFIG_X86_GENERICARCH printk(KERN_NOTICE "%s detected: force use of apic=bigsmp\n", d->ident); dmi_bigsmp = 1; #endif return 0; } static struct dmi_system_id __initdata bigsmp_dmi_table[] = { { hp_ht_bigsmp, "HP ProLiant DL760 G2", { DMI_MATCH(DMI_BIOS_VENDOR, "HP"), DMI_MATCH(DMI_BIOS_VERSION, "P44-"), }}, { hp_ht_bigsmp, "HP ProLiant DL740", { DMI_MATCH(DMI_BIOS_VENDOR, "HP"), DMI_MATCH(DMI_BIOS_VERSION, "P47-"), }}, { } }; static __init int probe_bigsmp(void) { if (def_to_bigsmp) dmi_bigsmp = 1; else dmi_check_system(bigsmp_dmi_table); return dmi_bigsmp; } struct genapic apic_bigsmp = APIC_INIT("bigsmp", probe_bigsmp);