[net-next-2.6.git] / include / asm-x86 / apicdef.h

#ifndef _ASM_X86_APICDEF_H
#define _ASM_X86_APICDEF_H

/*
 * Constants for various Intel APICs. (local APIC, IOAPIC, etc.)
 *
 * Alan Cox <Alan.Cox@linux.org>, 1995.
 * Ingo Molnar <mingo@redhat.com>, 1999, 2000
 */

#define	APIC_DEFAULT_PHYS_BASE	0xfee00000

#define	APIC_ID		0x20

#define	APIC_LVR	0x30
#define		APIC_LVR_MASK		0xFF00FF
#define		GET_APIC_VERSION(x)	((x) & 0xFFu)
#define		GET_APIC_MAXLVT(x)	(((x) >> 16) & 0xFFu)
#ifdef CONFIG_X86_32
#  define	APIC_INTEGRATED(x)	((x) & 0xF0u)
#else
#  define	APIC_INTEGRATED(x)	(1)
#endif
#define		APIC_XAPIC(x)		((x) >= 0x14)
#define	APIC_TASKPRI	0x80
#define		APIC_TPRI_MASK		0xFFu
#define	APIC_ARBPRI	0x90
#define		APIC_ARBPRI_MASK	0xFFu
#define	APIC_PROCPRI	0xA0
#define	APIC_EOI	0xB0
#define		APIC_EIO_ACK		0x0
#define	APIC_RRR	0xC0
#define	APIC_LDR	0xD0
#define		APIC_LDR_MASK		(0xFFu << 24)
#define		GET_APIC_LOGICAL_ID(x)	(((x) >> 24) & 0xFFu)
#define		SET_APIC_LOGICAL_ID(x)	(((x) << 24))
#define		APIC_ALL_CPUS		0xFFu
#define	APIC_DFR	0xE0
#define		APIC_DFR_CLUSTER		0x0FFFFFFFul
#define		APIC_DFR_FLAT			0xFFFFFFFFul
#define	APIC_SPIV	0xF0
#define		APIC_SPIV_FOCUS_DISABLED	(1 << 9)
#define		APIC_SPIV_APIC_ENABLED		(1 << 8)
#define	APIC_ISR	0x100
#define	APIC_ISR_NR     0x8     /* Number of 32 bit ISR registers. */
#define	APIC_TMR	0x180
#define	APIC_IRR	0x200
#define	APIC_ESR	0x280
#define		APIC_ESR_SEND_CS	0x00001
#define		APIC_ESR_RECV_CS	0x00002
#define		APIC_ESR_SEND_ACC	0x00004
#define		APIC_ESR_RECV_ACC	0x00008
#define		APIC_ESR_SENDILL	0x00020
#define		APIC_ESR_RECVILL	0x00040
#define		APIC_ESR_ILLREGA	0x00080
#define	APIC_ICR	0x300
#define		APIC_DEST_SELF		0x40000
#define		APIC_DEST_ALLINC	0x80000
#define		APIC_DEST_ALLBUT	0xC0000
#define		APIC_ICR_RR_MASK	0x30000
#define		APIC_ICR_RR_INVALID	0x00000
#define		APIC_ICR_RR_INPROG	0x10000
#define		APIC_ICR_RR_VALID	0x20000
#define		APIC_INT_LEVELTRIG	0x08000
#define		APIC_INT_ASSERT		0x04000
#define		APIC_ICR_BUSY		0x01000
#define		APIC_DEST_LOGICAL	0x00800
#define		APIC_DEST_PHYSICAL	0x00000
#define		APIC_DM_FIXED		0x00000
#define		APIC_DM_LOWEST		0x00100
#define		APIC_DM_SMI		0x00200
#define		APIC_DM_REMRD		0x00300
#define		APIC_DM_NMI		0x00400
#define		APIC_DM_INIT		0x00500
#define		APIC_DM_STARTUP		0x00600
#define		APIC_DM_EXTINT		0x00700
#define		APIC_VECTOR_MASK	0x000FF
#define	APIC_ICR2	0x310
#define		GET_APIC_DEST_FIELD(x)	(((x) >> 24) & 0xFF)
#define		SET_APIC_DEST_FIELD(x)	((x) << 24)
#define	APIC_LVTT	0x320
#define	APIC_LVTTHMR	0x330
#define	APIC_LVTPC	0x340
#define	APIC_LVT0	0x350
#define		APIC_LVT_TIMER_BASE_MASK	(0x3 << 18)
#define		GET_APIC_TIMER_BASE(x)		(((x) >> 18) & 0x3)
#define		SET_APIC_TIMER_BASE(x)		(((x) << 18))
#define		APIC_TIMER_BASE_CLKIN		0x0
#define		APIC_TIMER_BASE_TMBASE		0x1
#define		APIC_TIMER_BASE_DIV		0x2
#define		APIC_LVT_TIMER_PERIODIC		(1 << 17)
#define		APIC_LVT_MASKED			(1 << 16)
#define		APIC_LVT_LEVEL_TRIGGER		(1 << 15)
#define		APIC_LVT_REMOTE_IRR		(1 << 14)
#define		APIC_INPUT_POLARITY		(1 << 13)
#define		APIC_SEND_PENDING		(1 << 12)
#define		APIC_MODE_MASK			0x700
#define		GET_APIC_DELIVERY_MODE(x)	(((x) >> 8) & 0x7)
#define		SET_APIC_DELIVERY_MODE(x, y)	(((x) & ~0x700) | ((y) << 8))
#define			APIC_MODE_FIXED		0x0
#define			APIC_MODE_NMI		0x4
#define			APIC_MODE_EXTINT	0x7
#define	APIC_LVT1	0x360
#define	APIC_LVTERR	0x370
#define	APIC_TMICT	0x380
#define	APIC_TMCCT	0x390
#define	APIC_TDCR	0x3E0
#define		APIC_TDR_DIV_TMBASE	(1 << 2)
#define		APIC_TDR_DIV_1		0xB
#define		APIC_TDR_DIV_2		0x0
#define		APIC_TDR_DIV_4		0x1
#define		APIC_TDR_DIV_8		0x2
#define		APIC_TDR_DIV_16		0x3
#define		APIC_TDR_DIV_32		0x8
#define		APIC_TDR_DIV_64		0x9
#define		APIC_TDR_DIV_128	0xA
#define	APIC_EILVT0     0x500
#define		APIC_EILVT_NR_AMD_K8	1	/* # of extended interrupts */
#define		APIC_EILVT_NR_AMD_10H	4
#define		APIC_EILVT_LVTOFF(x)	(((x) >> 4) & 0xF)
#define		APIC_EILVT_MSG_FIX	0x0
#define		APIC_EILVT_MSG_SMI	0x2
#define		APIC_EILVT_MSG_NMI	0x4
#define		APIC_EILVT_MSG_EXT	0x7
#define		APIC_EILVT_MASKED	(1 << 16)
#define	APIC_EILVT1     0x510
#define	APIC_EILVT2     0x520
#define	APIC_EILVT3     0x530

#define APIC_BASE (fix_to_virt(FIX_APIC_BASE))

#ifdef CONFIG_X86_32
# define MAX_IO_APICS 64
#else
# define MAX_IO_APICS 128
# define MAX_LOCAL_APIC 32768
#endif

/*
 * All x86-64 systems are xAPIC compatible.
 * In the following, "apicid" is a physical APIC ID.
 */
#define XAPIC_DEST_CPUS_SHIFT	4
#define XAPIC_DEST_CPUS_MASK	((1u << XAPIC_DEST_CPUS_SHIFT) - 1)
#define XAPIC_DEST_CLUSTER_MASK	(XAPIC_DEST_CPUS_MASK << XAPIC_DEST_CPUS_SHIFT)
#define APIC_CLUSTER(apicid)	((apicid) & XAPIC_DEST_CLUSTER_MASK)
#define APIC_CLUSTERID(apicid)	(APIC_CLUSTER(apicid) >> XAPIC_DEST_CPUS_SHIFT)
#define APIC_CPUID(apicid)	((apicid) & XAPIC_DEST_CPUS_MASK)
#define NUM_APIC_CLUSTERS	((BAD_APICID + 1) >> XAPIC_DEST_CPUS_SHIFT)

/*
 * the local APIC register structure, memory mapped. Not terribly well
 * tested, but we might eventually use this one in the future - the
 * problem why we cannot use it right now is the P5 APIC, it has an
 * errata which cannot take 8-bit reads and writes, only 32-bit ones ...
 */
#define u32 unsigned int

struct local_apic {

/*000*/	struct { u32 __reserved[4]; } __reserved_01;

/*010*/	struct { u32 __reserved[4]; } __reserved_02;

/*020*/	struct { /* APIC ID Register */
		u32   __reserved_1	: 24,
			phys_apic_id	:  4,
			__reserved_2	:  4;
		u32 __reserved[3];
	} id;

/*030*/	const
	struct { /* APIC Version Register */
		u32   version		:  8,
			__reserved_1	:  8,
			max_lvt		:  8,
			__reserved_2	:  8;
		u32 __reserved[3];
	} version;

/*040*/	struct { u32 __reserved[4]; } __reserved_03;

/*050*/	struct { u32 __reserved[4]; } __reserved_04;

/*060*/	struct { u32 __reserved[4]; } __reserved_05;

/*070*/	struct { u32 __reserved[4]; } __reserved_06;

/*080*/	struct { /* Task Priority Register */
		u32   priority	:  8,
			__reserved_1	: 24;
		u32 __reserved_2[3];
	} tpr;

/*090*/	const
	struct { /* Arbitration Priority Register */
		u32   priority	:  8,
			__reserved_1	: 24;
		u32 __reserved_2[3];
	} apr;

/*0A0*/	const
	struct { /* Processor Priority Register */
		u32   priority	:  8,
			__reserved_1	: 24;
		u32 __reserved_2[3];
	} ppr;

/*0B0*/	struct { /* End Of Interrupt Register */
		u32   eoi;
		u32 __reserved[3];
	} eoi;

/*0C0*/	struct { u32 __reserved[4]; } __reserved_07;

/*0D0*/	struct { /* Logical Destination Register */
		u32   __reserved_1	: 24,
			logical_dest	:  8;
		u32 __reserved_2[3];
	} ldr;

/*0E0*/	struct { /* Destination Format Register */
		u32   __reserved_1	: 28,
			model		:  4;
		u32 __reserved_2[3];
	} dfr;

/*0F0*/	struct { /* Spurious Interrupt Vector Register */
		u32	spurious_vector	:  8,
			apic_enabled	:  1,
			focus_cpu	:  1,
			__reserved_2	: 22;
		u32 __reserved_3[3];
	} svr;

/*100*/	struct { /* In Service Register */
/*170*/		u32 bitfield;
		u32 __reserved[3];
	} isr [8];

/*180*/	struct { /* Trigger Mode Register */
/*1F0*/		u32 bitfield;
		u32 __reserved[3];
	} tmr [8];

/*200*/	struct { /* Interrupt Request Register */
/*270*/		u32 bitfield;
		u32 __reserved[3];
	} irr [8];

/*280*/	union { /* Error Status Register */
		struct {
			u32   send_cs_error			:  1,
				receive_cs_error		:  1,
				send_accept_error		:  1,
				receive_accept_error		:  1,
				__reserved_1			:  1,
				send_illegal_vector		:  1,
				receive_illegal_vector		:  1,
				illegal_register_address	:  1,
				__reserved_2			: 24;
			u32 __reserved_3[3];
		} error_bits;
		struct {
			u32 errors;
			u32 __reserved_3[3];
		} all_errors;
	} esr;

/*290*/	struct { u32 __reserved[4]; } __reserved_08;

/*2A0*/	struct { u32 __reserved[4]; } __reserved_09;

/*2B0*/	struct { u32 __reserved[4]; } __reserved_10;

/*2C0*/	struct { u32 __reserved[4]; } __reserved_11;

/*2D0*/	struct { u32 __reserved[4]; } __reserved_12;

/*2E0*/	struct { u32 __reserved[4]; } __reserved_13;

/*2F0*/	struct { u32 __reserved[4]; } __reserved_14;

/*300*/	struct { /* Interrupt Command Register 1 */
		u32   vector			:  8,
			delivery_mode		:  3,
			destination_mode	:  1,
			delivery_status		:  1,
			__reserved_1		:  1,
			level			:  1,
			trigger			:  1,
			__reserved_2		:  2,
			shorthand		:  2,
			__reserved_3		:  12;
		u32 __reserved_4[3];
	} icr1;

/*310*/	struct { /* Interrupt Command Register 2 */
		union {
			u32   __reserved_1	: 24,
				phys_dest	:  4,
				__reserved_2	:  4;
			u32   __reserved_3	: 24,
				logical_dest	:  8;
		} dest;
		u32 __reserved_4[3];
	} icr2;

/*320*/	struct { /* LVT - Timer */
		u32   vector		:  8,
			__reserved_1	:  4,
			delivery_status	:  1,
			__reserved_2	:  3,
			mask		:  1,
			timer_mode	:  1,
			__reserved_3	: 14;
		u32 __reserved_4[3];
	} lvt_timer;

/*330*/	struct { /* LVT - Thermal Sensor */
		u32  vector		:  8,
			delivery_mode	:  3,
			__reserved_1	:  1,
			delivery_status	:  1,
			__reserved_2	:  3,
			mask		:  1,
			__reserved_3	: 15;
		u32 __reserved_4[3];
	} lvt_thermal;

/*340*/	struct { /* LVT - Performance Counter */
		u32   vector		:  8,
			delivery_mode	:  3,
			__reserved_1	:  1,
			delivery_status	:  1,
			__reserved_2	:  3,
			mask		:  1,
			__reserved_3	: 15;
		u32 __reserved_4[3];
	} lvt_pc;

/*350*/	struct { /* LVT - LINT0 */
		u32   vector		:  8,
			delivery_mode	:  3,
			__reserved_1	:  1,
			delivery_status	:  1,
			polarity	:  1,
			remote_irr	:  1,
			trigger		:  1,
			mask		:  1,
			__reserved_2	: 15;
		u32 __reserved_3[3];
	} lvt_lint0;

/*360*/	struct { /* LVT - LINT1 */
		u32   vector		:  8,
			delivery_mode	:  3,
			__reserved_1	:  1,
			delivery_status	:  1,
			polarity	:  1,
			remote_irr	:  1,
			trigger		:  1,
			mask		:  1,
			__reserved_2	: 15;
		u32 __reserved_3[3];
	} lvt_lint1;

/*370*/	struct { /* LVT - Error */
		u32   vector		:  8,
			__reserved_1	:  4,
			delivery_status	:  1,
			__reserved_2	:  3,
			mask		:  1,
			__reserved_3	: 15;
		u32 __reserved_4[3];
	} lvt_error;

/*380*/	struct { /* Timer Initial Count Register */
		u32   initial_count;
		u32 __reserved_2[3];
	} timer_icr;

/*390*/	const
	struct { /* Timer Current Count Register */
		u32   curr_count;
		u32 __reserved_2[3];
	} timer_ccr;

/*3A0*/	struct { u32 __reserved[4]; } __reserved_16;

/*3B0*/	struct { u32 __reserved[4]; } __reserved_17;

/*3C0*/	struct { u32 __reserved[4]; } __reserved_18;

/*3D0*/	struct { u32 __reserved[4]; } __reserved_19;

/*3E0*/	struct { /* Timer Divide Configuration Register */
		u32   divisor		:  4,
			__reserved_1	: 28;
		u32 __reserved_2[3];
	} timer_dcr;

/*3F0*/	struct { u32 __reserved[4]; } __reserved_20;

} __attribute__ ((packed));

#undef u32

#ifdef CONFIG_X86_32
 #define BAD_APICID 0xFFu
#else
 #define BAD_APICID 0xFFFFu
#endif
#endif
Commit	Line	Data
2d539553 TG	1	#ifndef _ASM_X86_APICDEF_H
	2	#define _ASM_X86_APICDEF_H
	3
	4	/*
	5	* Constants for various Intel APICs. (local APIC, IOAPIC, etc.)
	6	*
	7	* Alan Cox <Alan.Cox@linux.org>, 1995.
	8	* Ingo Molnar <mingo@redhat.com>, 1999, 2000
	9	*/
	10
	11	#define APIC_DEFAULT_PHYS_BASE 0xfee00000
	12
	13	#define APIC_ID 0x20
	14
2d539553 TG	15	#define APIC_LVR 0x30
2d539553 TG	16	#define APIC_LVR_MASK 0xFF00FF
79a4a961 JP	17	#define GET_APIC_VERSION(x) ((x) & 0xFFu)
79a4a961 JP	18	#define GET_APIC_MAXLVT(x) (((x) >> 16) & 0xFFu)
ac56ef61	19	#ifdef CONFIG_X86_32
79a4a961	20	# define APIC_INTEGRATED(x) ((x) & 0xF0u)
ac56ef61 GOC	21	#else
	22	# define APIC_INTEGRATED(x) (1)
	23	#endif
2d539553 TG	24	#define APIC_XAPIC(x) ((x) >= 0x14)
	25	#define APIC_TASKPRI 0x80
	26	#define APIC_TPRI_MASK 0xFFu
	27	#define APIC_ARBPRI 0x90
	28	#define APIC_ARBPRI_MASK 0xFFu
	29	#define APIC_PROCPRI 0xA0
	30	#define APIC_EOI 0xB0
	31	#define APIC_EIO_ACK 0x0
	32	#define APIC_RRR 0xC0
	33	#define APIC_LDR 0xD0
79a4a961 JP	34	#define APIC_LDR_MASK (0xFFu << 24)
	35	#define GET_APIC_LOGICAL_ID(x) (((x) >> 24) & 0xFFu)
	36	#define SET_APIC_LOGICAL_ID(x) (((x) << 24))
2d539553 TG	37	#define APIC_ALL_CPUS 0xFFu
	38	#define APIC_DFR 0xE0
	39	#define APIC_DFR_CLUSTER 0x0FFFFFFFul
	40	#define APIC_DFR_FLAT 0xFFFFFFFFul
	41	#define APIC_SPIV 0xF0
79a4a961 JP	42	#define APIC_SPIV_FOCUS_DISABLED (1 << 9)
79a4a961 JP	43	#define APIC_SPIV_APIC_ENABLED (1 << 8)
2d539553 TG	44	#define APIC_ISR 0x100
	45	#define APIC_ISR_NR 0x8 /* Number of 32 bit ISR registers. */
	46	#define APIC_TMR 0x180
	47	#define APIC_IRR 0x200
	48	#define APIC_ESR 0x280
	49	#define APIC_ESR_SEND_CS 0x00001
	50	#define APIC_ESR_RECV_CS 0x00002
	51	#define APIC_ESR_SEND_ACC 0x00004
	52	#define APIC_ESR_RECV_ACC 0x00008
	53	#define APIC_ESR_SENDILL 0x00020
	54	#define APIC_ESR_RECVILL 0x00040
	55	#define APIC_ESR_ILLREGA 0x00080
	56	#define APIC_ICR 0x300
	57	#define APIC_DEST_SELF 0x40000
	58	#define APIC_DEST_ALLINC 0x80000
	59	#define APIC_DEST_ALLBUT 0xC0000
	60	#define APIC_ICR_RR_MASK 0x30000
	61	#define APIC_ICR_RR_INVALID 0x00000
	62	#define APIC_ICR_RR_INPROG 0x10000
	63	#define APIC_ICR_RR_VALID 0x20000
	64	#define APIC_INT_LEVELTRIG 0x08000
	65	#define APIC_INT_ASSERT 0x04000
	66	#define APIC_ICR_BUSY 0x01000
	67	#define APIC_DEST_LOGICAL 0x00800
	68	#define APIC_DEST_PHYSICAL 0x00000
	69	#define APIC_DM_FIXED 0x00000
	70	#define APIC_DM_LOWEST 0x00100
	71	#define APIC_DM_SMI 0x00200
	72	#define APIC_DM_REMRD 0x00300
	73	#define APIC_DM_NMI 0x00400
	74	#define APIC_DM_INIT 0x00500
	75	#define APIC_DM_STARTUP 0x00600
	76	#define APIC_DM_EXTINT 0x00700
	77	#define APIC_VECTOR_MASK 0x000FF
	78	#define APIC_ICR2 0x310
79a4a961 JP	79	#define GET_APIC_DEST_FIELD(x) (((x) >> 24) & 0xFF)
79a4a961 JP	80	#define SET_APIC_DEST_FIELD(x) ((x) << 24)
2d539553 TG	81	#define APIC_LVTT 0x320
	82	#define APIC_LVTTHMR 0x330
	83	#define APIC_LVTPC 0x340
	84	#define APIC_LVT0 0x350
79a4a961 JP	85	#define APIC_LVT_TIMER_BASE_MASK (0x3 << 18)
	86	#define GET_APIC_TIMER_BASE(x) (((x) >> 18) & 0x3)
	87	#define SET_APIC_TIMER_BASE(x) (((x) << 18))
2d539553 TG	88	#define APIC_TIMER_BASE_CLKIN 0x0
	89	#define APIC_TIMER_BASE_TMBASE 0x1
	90	#define APIC_TIMER_BASE_DIV 0x2
79a4a961 JP	91	#define APIC_LVT_TIMER_PERIODIC (1 << 17)
	92	#define APIC_LVT_MASKED (1 << 16)
	93	#define APIC_LVT_LEVEL_TRIGGER (1 << 15)
	94	#define APIC_LVT_REMOTE_IRR (1 << 14)
	95	#define APIC_INPUT_POLARITY (1 << 13)
	96	#define APIC_SEND_PENDING (1 << 12)
2d539553	97	#define APIC_MODE_MASK 0x700
79a4a961 JP	98	#define GET_APIC_DELIVERY_MODE(x) (((x) >> 8) & 0x7)
79a4a961 JP	99	#define SET_APIC_DELIVERY_MODE(x, y) (((x) & ~0x700) \| ((y) << 8))
2d539553 TG	100	#define APIC_MODE_FIXED 0x0
	101	#define APIC_MODE_NMI 0x4
	102	#define APIC_MODE_EXTINT 0x7
	103	#define APIC_LVT1 0x360
	104	#define APIC_LVTERR 0x370
	105	#define APIC_TMICT 0x380
	106	#define APIC_TMCCT 0x390
	107	#define APIC_TDCR 0x3E0
79a4a961	108	#define APIC_TDR_DIV_TMBASE (1 << 2)
2d539553 TG	109	#define APIC_TDR_DIV_1 0xB
	110	#define APIC_TDR_DIV_2 0x0
	111	#define APIC_TDR_DIV_4 0x1
	112	#define APIC_TDR_DIV_8 0x2
	113	#define APIC_TDR_DIV_16 0x3
	114	#define APIC_TDR_DIV_32 0x8
	115	#define APIC_TDR_DIV_64 0x9
	116	#define APIC_TDR_DIV_128 0xA
7b83dae7	117	#define APIC_EILVT0 0x500
79a4a961	118	#define APIC_EILVT_NR_AMD_K8 1 /* # of extended interrupts */
7b83dae7	119	#define APIC_EILVT_NR_AMD_10H 4
79a4a961	120	#define APIC_EILVT_LVTOFF(x) (((x) >> 4) & 0xF)
7b83dae7 RR	121	#define APIC_EILVT_MSG_FIX 0x0
	122	#define APIC_EILVT_MSG_SMI 0x2
	123	#define APIC_EILVT_MSG_NMI 0x4
	124	#define APIC_EILVT_MSG_EXT 0x7
79a4a961	125	#define APIC_EILVT_MASKED (1 << 16)
7b83dae7 RR	126	#define APIC_EILVT1 0x510
	127	#define APIC_EILVT2 0x520
	128	#define APIC_EILVT3 0x530
cff90dbf	129
2d539553 TG	130	#define APIC_BASE (fix_to_virt(FIX_APIC_BASE))
2d539553 TG	131
96a388de	132	#ifdef CONFIG_X86_32
2d539553	133	# define MAX_IO_APICS 64
96a388de	134	#else
2d539553	135	# define MAX_IO_APICS 128
a65d1d64	136	# define MAX_LOCAL_APIC 32768
2d539553 TG	137	#endif
	138
	139	/*
	140	* All x86-64 systems are xAPIC compatible.
	141	* In the following, "apicid" is a physical APIC ID.
	142	*/
	143	#define XAPIC_DEST_CPUS_SHIFT 4
	144	#define XAPIC_DEST_CPUS_MASK ((1u << XAPIC_DEST_CPUS_SHIFT) - 1)
	145	#define XAPIC_DEST_CLUSTER_MASK (XAPIC_DEST_CPUS_MASK << XAPIC_DEST_CPUS_SHIFT)
	146	#define APIC_CLUSTER(apicid) ((apicid) & XAPIC_DEST_CLUSTER_MASK)
	147	#define APIC_CLUSTERID(apicid) (APIC_CLUSTER(apicid) >> XAPIC_DEST_CPUS_SHIFT)
	148	#define APIC_CPUID(apicid) ((apicid) & XAPIC_DEST_CPUS_MASK)
	149	#define NUM_APIC_CLUSTERS ((BAD_APICID + 1) >> XAPIC_DEST_CPUS_SHIFT)
	150
	151	/*
	152	* the local APIC register structure, memory mapped. Not terribly well
	153	* tested, but we might eventually use this one in the future - the
	154	* problem why we cannot use it right now is the P5 APIC, it has an
	155	* errata which cannot take 8-bit reads and writes, only 32-bit ones ...
	156	*/
	157	#define u32 unsigned int
	158
	159	struct local_apic {
	160
	161	/000/ struct { u32 __reserved[4]; } __reserved_01;
	162
	163	/010/ struct { u32 __reserved[4]; } __reserved_02;
	164
	165	/020/ struct { /* APIC ID Register */
	166	u32 __reserved_1 : 24,
	167	phys_apic_id : 4,
	168	__reserved_2 : 4;
	169	u32 __reserved[3];
	170	} id;
	171
	172	/030/ const
	173	struct { /* APIC Version Register */
	174	u32 version : 8,
	175	__reserved_1 : 8,
	176	max_lvt : 8,
	177	__reserved_2 : 8;
	178	u32 __reserved[3];
	179	} version;
	180
	181	/040/ struct { u32 __reserved[4]; } __reserved_03;
	182
	183	/050/ struct { u32 __reserved[4]; } __reserved_04;
	184
	185	/060/ struct { u32 __reserved[4]; } __reserved_05;
	186
	187	/070/ struct { u32 __reserved[4]; } __reserved_06;
	188
	189	/080/ struct { /* Task Priority Register */
	190	u32 priority : 8,
	191	__reserved_1 : 24;
	192	u32 __reserved_2[3];
	193	} tpr;
	194
	195	/090/ const
	196	struct { /* Arbitration Priority Register */
	197	u32 priority : 8,
	198	__reserved_1 : 24;
	199	u32 __reserved_2[3];
	200	} apr;
201
202	/0A0/ const
203	struct { /* Processor Priority Register */
204	u32 priority : 8,
205	__reserved_1 : 24;
206	u32 __reserved_2[3];
207	} ppr;
208
209	/0B0/ struct { /* End Of Interrupt Register */
210	u32 eoi;
211	u32 __reserved[3];
212	} eoi;
213
214	/0C0/ struct { u32 __reserved[4]; } __reserved_07;
215
216	/0D0/ struct { /* Logical Destination Register */
217	u32 __reserved_1 : 24,
218	logical_dest : 8;
219	u32 __reserved_2[3];
220	} ldr;
221
222	/0E0/ struct { /* Destination Format Register */
223	u32 __reserved_1 : 28,
224	model : 4;
225	u32 __reserved_2[3];
226	} dfr;
227
228	/0F0/ struct { /* Spurious Interrupt Vector Register */
229	u32 spurious_vector : 8,
230	apic_enabled : 1,
231	focus_cpu : 1,
232	__reserved_2 : 22;
233	u32 __reserved_3[3];
234	} svr;
235
236	/100/ struct { /* In Service Register */
237	/170/ u32 bitfield;
238	u32 __reserved[3];
239	} isr [8];
240
241	/180/ struct { /* Trigger Mode Register */
242	/1F0/ u32 bitfield;
243	u32 __reserved[3];
244	} tmr [8];
245
246	/200/ struct { /* Interrupt Request Register */
247	/270/ u32 bitfield;
248	u32 __reserved[3];
249	} irr [8];
250
251	/280/ union { /* Error Status Register */
252	struct {
253	u32 send_cs_error : 1,
254	receive_cs_error : 1,
255	send_accept_error : 1,
256	receive_accept_error : 1,
257	__reserved_1 : 1,
258	send_illegal_vector : 1,
259	receive_illegal_vector : 1,
260	illegal_register_address : 1,
261	__reserved_2 : 24;
262	u32 __reserved_3[3];
263	} error_bits;
264	struct {
265	u32 errors;
266	u32 __reserved_3[3];
267	} all_errors;
268	} esr;
269
270	/290/ struct { u32 __reserved[4]; } __reserved_08;
271
272	/2A0/ struct { u32 __reserved[4]; } __reserved_09;
273
274	/2B0/ struct { u32 __reserved[4]; } __reserved_10;
275
276	/2C0/ struct { u32 __reserved[4]; } __reserved_11;
277
278	/2D0/ struct { u32 __reserved[4]; } __reserved_12;
279
280	/2E0/ struct { u32 __reserved[4]; } __reserved_13;
281
282	/2F0/ struct { u32 __reserved[4]; } __reserved_14;
283
284	/300/ struct { /* Interrupt Command Register 1 */
285	u32 vector : 8,
286	delivery_mode : 3,
287	destination_mode : 1,
288	delivery_status : 1,
289	__reserved_1 : 1,
290	level : 1,
291	trigger : 1,
292	__reserved_2 : 2,
293	shorthand : 2,
294	__reserved_3 : 12;
295	u32 __reserved_4[3];
296	} icr1;
297
298	/310/ struct { /* Interrupt Command Register 2 */
299	union {
300	u32 __reserved_1 : 24,
301	phys_dest : 4,
302	__reserved_2 : 4;
303	u32 __reserved_3 : 24,
304	logical_dest : 8;
305	} dest;
306	u32 __reserved_4[3];
307	} icr2;
308
309	/320/ struct { /* LVT - Timer */
310	u32 vector : 8,
311	__reserved_1 : 4,
312	delivery_status : 1,
313	__reserved_2 : 3,
314	mask : 1,
315	timer_mode : 1,
316	__reserved_3 : 14;
317	u32 __reserved_4[3];
318	} lvt_timer;
319
320	/330/ struct { /* LVT - Thermal Sensor */
321	u32 vector : 8,
322	delivery_mode : 3,
323	__reserved_1 : 1,
324	delivery_status : 1,
325	__reserved_2 : 3,
326	mask : 1,
327	__reserved_3 : 15;
328	u32 __reserved_4[3];
329	} lvt_thermal;
330
331	/340/ struct { /* LVT - Performance Counter */
332	u32 vector : 8,
333	delivery_mode : 3,
334	__reserved_1 : 1,
335	delivery_status : 1,
336	__reserved_2 : 3,
337	mask : 1,
338	__reserved_3 : 15;
339	u32 __reserved_4[3];
340	} lvt_pc;
341
342	/350/ struct { /* LVT - LINT0 */
343	u32 vector : 8,
344	delivery_mode : 3,
345	__reserved_1 : 1,
346	delivery_status : 1,
347	polarity : 1,
348	remote_irr : 1,
349	trigger : 1,
350	mask : 1,
351	__reserved_2 : 15;
352	u32 __reserved_3[3];
353	} lvt_lint0;
354
355	/360/ struct { /* LVT - LINT1 */
356	u32 vector : 8,
357	delivery_mode : 3,
358	__reserved_1 : 1,
359	delivery_status : 1,
360	polarity : 1,
361	remote_irr : 1,
362	trigger : 1,
363	mask : 1,
364	__reserved_2 : 15;
365	u32 __reserved_3[3];
366	} lvt_lint1;
367
368	/370/ struct { /* LVT - Error */
369	u32 vector : 8,
370	__reserved_1 : 4,
371	delivery_status : 1,
372	__reserved_2 : 3,
373	mask : 1,
374	__reserved_3 : 15;
375	u32 __reserved_4[3];
376	} lvt_error;
377
378	/380/ struct { /* Timer Initial Count Register */
379	u32 initial_count;
380	u32 __reserved_2[3];
381	} timer_icr;
382
383	/390/ const
384	struct { /* Timer Current Count Register */
385	u32 curr_count;
386	u32 __reserved_2[3];
387	} timer_ccr;
388
389	/3A0/ struct { u32 __reserved[4]; } __reserved_16;
390
391	/3B0/ struct { u32 __reserved[4]; } __reserved_17;
392
393	/3C0/ struct { u32 __reserved[4]; } __reserved_18;
394
395	/3D0/ struct { u32 __reserved[4]; } __reserved_19;
396
397	/3E0/ struct { /* Timer Divide Configuration Register */
398	u32 divisor : 4,
399	__reserved_1 : 28;
400	u32 __reserved_2[3];
401	} timer_dcr;
402
403	/3F0/ struct { u32 __reserved[4]; } __reserved_20;
404
405	} __attribute__ ((packed));
406
407	#undef u32
408
a65d1d64 JS	409	#ifdef CONFIG_X86_32
	410	#define BAD_APICID 0xFFu
	411	#else
	412	#define BAD_APICID 0xFFFFu
	413	#endif
96a388de	414	#endif