2 * APIC driver for "bigsmp" XAPIC machines with more than 8 virtual CPUs.
3 * Drives the local APIC in "clustered mode".
5 #define APIC_DEFINITION 1
6 #include <linux/threads.h>
7 #include <linux/cpumask.h>
8 #include <asm/mpspec.h>
9 #include <asm/genapic.h>
10 #include <asm/fixmap.h>
11 #include <asm/apicdef.h>
12 #include <linux/kernel.h>
13 #include <linux/smp.h>
14 #include <linux/init.h>
15 #include <linux/dmi.h>
16 #include <asm/mach-bigsmp/mach_apic.h>
17 #include <asm/mach-bigsmp/mach_apicdef.h>
18 #include <asm/mach-bigsmp/mach_ipi.h>
19 #include <asm/mach-default/mach_mpparse.h>
21 static int dmi_bigsmp; /* can be set by dmi scanners */
23 static __init int hp_ht_bigsmp(struct dmi_system_id *d)
25 #ifdef CONFIG_X86_GENERICARCH
26 printk(KERN_NOTICE "%s detected: force use of apic=bigsmp\n", d->ident);
33 static struct dmi_system_id __initdata bigsmp_dmi_table[] = {
34 { hp_ht_bigsmp, "HP ProLiant DL760 G2", {
35 DMI_MATCH(DMI_BIOS_VENDOR, "HP"),
36 DMI_MATCH(DMI_BIOS_VERSION, "P44-"),
39 { hp_ht_bigsmp, "HP ProLiant DL740", {
40 DMI_MATCH(DMI_BIOS_VENDOR, "HP"),
41 DMI_MATCH(DMI_BIOS_VERSION, "P47-"),
47 static __init int probe_bigsmp(void)
52 dmi_check_system(bigsmp_dmi_table);
56 struct genapic apic_bigsmp = APIC_INIT("bigsmp", probe_bigsmp);