1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
/*
* APIC driver for "bigsmp" XAPIC machines with more than 8 virtual CPUs.
* Drives the local APIC in "clustered mode".
*/
#define APIC_DEFINITION 1
#include <linux/config.h>
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <asm/mpspec.h>
#include <asm/genapic.h>
#include <asm/fixmap.h>
#include <asm/apicdef.h>
#include <linux/kernel.h>
#include <linux/smp.h>
#include <linux/init.h>
#include <linux/dmi.h>
#include <asm/mach-bigsmp/mach_apic.h>
#include <asm/mach-bigsmp/mach_apicdef.h>
#include <asm/mach-bigsmp/mach_ipi.h>
#include <asm/mach-default/mach_mpparse.h>
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)
{
dmi_check_system(bigsmp_dmi_table);
return dmi_bigsmp;
}
struct genapic apic_bigsmp = APIC_INIT("bigsmp", probe_bigsmp);
|
