summaryrefslogtreecommitdiffstats
path: root/include/asm-x86/mach-default/mach_apicdef.h
blob: 936704f816d688601713d3e1998f8226bb1fb03b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
#ifndef ASM_X86__MACH_DEFAULT__MACH_APICDEF_H
#define ASM_X86__MACH_DEFAULT__MACH_APICDEF_H

#include <asm/apic.h>

#ifdef CONFIG_X86_64
#define	APIC_ID_MASK		(0xFFu<<24)
#define GET_APIC_ID(x)          (((x)>>24)&0xFFu)
#define	SET_APIC_ID(x)		(((x)<<24))
#else
#define		APIC_ID_MASK		(0xF<<24)
static inline unsigned get_apic_id(unsigned long x) 
{
	unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR));
	if (APIC_XAPIC(ver))
		return (((x)>>24)&0xFF);
	else
		return (((x)>>24)&0xF);
} 

#define		GET_APIC_ID(x)	get_apic_id(x)
#endif

#endif /* ASM_X86__MACH_DEFAULT__MACH_APICDEF_H */