1 #ifndef __ASM_APICDEF_H
2 #define __ASM_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 #define			APIC_ID_MASK		(0xFFu<<24)
15 #define			GET_xAPIC_ID(x)		(((x)>>24)&0xFFu)
16 #define			SET_xAPIC_ID(x)		(((x)<<24))
17 #define		APIC_LVR	0x30
18 #define			APIC_LVR_MASK		0xFF00FF
19 #define			APIC_LVR_DIRECTED_EOI	(1 << 24)
20 #define			GET_APIC_VERSION(x)	((x)&0xFF)
21 #define			GET_APIC_MAXLVT(x)	(((x)>>16)&0xFF)
22 #define			APIC_XAPIC(x)		((x) >= 0x14)
23 #define		APIC_TASKPRI	0x80
24 #define			APIC_TPRI_MASK		0xFF
25 #define		APIC_ARBPRI	0x90
26 #define			APIC_ARBPRI_MASK	0xFF
27 #define		APIC_PROCPRI	0xA0
28 #define		APIC_EOI	0xB0
29 #define			APIC_EIO_ACK		0x0		/* Write this to the EOI register */
30 #define		APIC_RRR	0xC0
31 #define		APIC_LDR	0xD0
32 #define			APIC_LDR_MASK		(0xFFu<<24)
33 #define			GET_xAPIC_LOGICAL_ID(x)	(((x)>>24)&0xFF)
34 #define			SET_xAPIC_LOGICAL_ID(x)	(((x)<<24))
35 #define			APIC_ALL_CPUS		0xFF
36 #define		APIC_DFR	0xE0
37 #define			APIC_DFR_CLUSTER		0x0FFFFFFFul
38 #define			APIC_DFR_FLAT			0xFFFFFFFFul
39 #define		APIC_SPIV	0xF0
40 #define			APIC_SPIV_FOCUS_DISABLED	(1<<9)
41 #define			APIC_SPIV_APIC_ENABLED		(1<<8)
42 #define			APIC_SPIV_DIRECTED_EOI		(1<<12)
43 #define		APIC_ISR	0x100
44 #define         APIC_ISR_NR     0x8     /* Number of 32 bit ISR registers. */
45 #define		APIC_TMR	0x180
46 #define 	APIC_IRR	0x200
47 #define 	APIC_ESR	0x280
48 #define			APIC_ESR_SEND_CS	0x00001
49 #define			APIC_ESR_RECV_CS	0x00002
50 #define			APIC_ESR_SEND_ACC	0x00004
51 #define			APIC_ESR_RECV_ACC	0x00008
52 #define			APIC_ESR_SENDILL	0x00020
53 #define			APIC_ESR_RECVILL	0x00040
54 #define			APIC_ESR_ILLREGA	0x00080
55 #define		APIC_ICR	0x300
56 #define			APIC_DEST_NOSHORT	0x00000
57 #define			APIC_DEST_SELF		0x40000
58 #define			APIC_DEST_ALLINC	0x80000
59 #define			APIC_DEST_ALLBUT	0xC0000
60 #define			APIC_SHORT_MASK		0xC0000
61 #define			APIC_ICR_RR_MASK	0x30000
62 #define			APIC_ICR_RR_INVALID	0x00000
63 #define			APIC_ICR_RR_INPROG	0x10000
64 #define			APIC_ICR_RR_VALID	0x20000
65 #define			APIC_INT_LEVELTRIG	0x08000
66 #define			APIC_INT_ASSERT		0x04000
67 #define			APIC_ICR_BUSY		0x01000
68 #define			APIC_DEST_MASK		0x00800
69 #define			APIC_DEST_LOGICAL	0x00800
70 #define			APIC_DEST_PHYSICAL	0x00000
71 #define			APIC_DM_FIXED		0x00000
72 #define			APIC_DM_LOWEST		0x00100
73 #define			APIC_DM_SMI		0x00200
74 #define			APIC_DM_REMRD		0x00300
75 #define			APIC_DM_NMI		0x00400
76 #define			APIC_DM_INIT		0x00500
77 #define			APIC_DM_STARTUP		0x00600
78 #define			APIC_DM_EXTINT		0x00700
79 #define			APIC_VECTOR_MASK	0x000FF
80 #define		APIC_ICR2	0x310
81 #define			GET_xAPIC_DEST_FIELD(x)	(((x)>>24)&0xFF)
82 #define			SET_xAPIC_DEST_FIELD(x)	((x)<<24)
83 #define		APIC_LVTT	0x320
84 #define		APIC_LVTTHMR	0x330
85 #define		APIC_LVTPC	0x340
86 #define		APIC_LVT0	0x350
87 #define		APIC_CMCI	0x2F0
88 
89 #define			APIC_TIMER_MODE_MASK		(0x3<<17)
90 #define			APIC_TIMER_MODE_ONESHOT		(0x0<<17)
91 #define			APIC_TIMER_MODE_PERIODIC	(0x1<<17)
92 #define			APIC_TIMER_MODE_TSC_DEADLINE	(0x2<<17)
93 #define			APIC_LVT_MASKED			(1<<16)
94 #define			APIC_LVT_LEVEL_TRIGGER		(1<<15)
95 #define			APIC_LVT_REMOTE_IRR		(1<<14)
96 #define			APIC_INPUT_POLARITY		(1<<13)
97 #define			APIC_SEND_PENDING		(1<<12)
98 #define			APIC_MODE_MASK			0x700
99 #define			GET_APIC_DELIVERY_MODE(x)	(((x)>>8)&0x7)
100 #define			SET_APIC_DELIVERY_MODE(x,y)	(((x)&~0x700)|((y)<<8))
101 #define				APIC_MODE_FIXED		0x0
102 #define				APIC_MODE_NMI		0x4
103 #define				APIC_MODE_EXTINT	0x7
104 #define 	APIC_LVT1	0x360
105 #define		APIC_LVTERR	0x370
106 #define		APIC_TMICT	0x380
107 #define		APIC_TMCCT	0x390
108 #define		APIC_TDCR	0x3E0
109 #define			APIC_TDR_DIV_TMBASE	(1<<2)
110 #define			APIC_TDR_DIV_1		0xB
111 #define			APIC_TDR_DIV_2		0x0
112 #define			APIC_TDR_DIV_4		0x1
113 #define			APIC_TDR_DIV_8		0x2
114 #define			APIC_TDR_DIV_16		0x3
115 #define			APIC_TDR_DIV_32		0x8
116 #define			APIC_TDR_DIV_64		0x9
117 #define			APIC_TDR_DIV_128	0xA
118 
119 /* Only available in x2APIC mode */
120 #define		APIC_SELF_IPI	0x3F0
121 
122 #define APIC_BASE __fix_to_virt(FIX_APIC_BASE)
123 
124 /* It's only used in x2APIC mode of an x2APIC unit. */
125 #define APIC_MSR_BASE 0x800
126 
127 #define MAX_IO_APICS 128
128 
129 #endif
130