xref: /onnv-gate/usr/src/uts/sun4u/sys/machintreg.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _SYS_MACHINTREG_H
28*0Sstevel@tonic-gate #define	_SYS_MACHINTREG_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate  * Interrupt Receive Data Registers
38*0Sstevel@tonic-gate  *	ASI_SDB_INTR_R or ASI_INTR_RECEIVE; ASI 0x7F; VA 0x40, 0x50, 0x60
39*0Sstevel@tonic-gate  */
40*0Sstevel@tonic-gate #define	IRDR_0		0x40
41*0Sstevel@tonic-gate #define	IRDR_1		0x50
42*0Sstevel@tonic-gate #define	IRDR_2		0x60
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #define	UIII_IRDR_0	0x40
45*0Sstevel@tonic-gate #define	UIII_IRDR_1	0x48
46*0Sstevel@tonic-gate #define	UIII_IRDR_2	0x50
47*0Sstevel@tonic-gate #define	UIII_IRDR_3	0x58
48*0Sstevel@tonic-gate #define	UIII_IRDR_4	0x60
49*0Sstevel@tonic-gate #define	UIII_IRDR_5	0x68
50*0Sstevel@tonic-gate #define	UIII_IRDR_6	0x80
51*0Sstevel@tonic-gate #define	UIII_IRDR_7	0x88
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate /*
54*0Sstevel@tonic-gate  * Interrupt Receive Status Register
55*0Sstevel@tonic-gate  *	ASI_INTR_RECEIVE_STATUS; ASI 0x49; VA 0x0
56*0Sstevel@tonic-gate  *
57*0Sstevel@tonic-gate  *	|---------------------------------------------------|
58*0Sstevel@tonic-gate  *	|    RESERVED (Read as 0)        | BUSY |   PORTID  |
59*0Sstevel@tonic-gate  *	|--------------------------------|------|-----------|
60*0Sstevel@tonic-gate  *	 63                             6    5   4         0
61*0Sstevel@tonic-gate  *
62*0Sstevel@tonic-gate  */
63*0Sstevel@tonic-gate #define	IRSR_BUSY	0x20	/* set when there's a vector received */
64*0Sstevel@tonic-gate #define	IRSR_PID_MASK	0x1F	/* PORTID bit mask <4:0> */
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate /*
67*0Sstevel@tonic-gate  * Interrupt Dispatch Data Register
68*0Sstevel@tonic-gate  *	ASI_SDB_INTR_W or ASI_INTR_DISPATCH; ASI 0x77; VA 0x40, 0x50, 0x60
69*0Sstevel@tonic-gate  */
70*0Sstevel@tonic-gate #define	IDDR_0		0x40
71*0Sstevel@tonic-gate #define	IDDR_1		0x50
72*0Sstevel@tonic-gate #define	IDDR_2		0x60
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate #define	UIII_IDDR_0	0x40
75*0Sstevel@tonic-gate #define	UIII_IDDR_1	0x48
76*0Sstevel@tonic-gate #define	UIII_IDDR_2	0x50
77*0Sstevel@tonic-gate #define	UIII_IDDR_3	0x58
78*0Sstevel@tonic-gate #define	UIII_IDDR_4	0x60
79*0Sstevel@tonic-gate #define	UIII_IDDR_5	0x68
80*0Sstevel@tonic-gate #define	UIII_IDDR_6	0x80
81*0Sstevel@tonic-gate #define	UIII_IDDR_7	0x88
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate #if defined(JALAPENO) || defined(SERRANO)
84*0Sstevel@tonic-gate /*
85*0Sstevel@tonic-gate  * Interrupt Dispatch Command Register
86*0Sstevel@tonic-gate  *	ASI_INTR_DISPATCH or ASI_SDB_INTR_W; ASI 0x77; VA = PORTID<<14|0x70
87*0Sstevel@tonic-gate  *
88*0Sstevel@tonic-gate  *	|------------------------------------------------|
89*0Sstevel@tonic-gate  *	|    0    | PORTID  & BUSY/NACK   |     0x70     |
90*0Sstevel@tonic-gate  *	|---------|-----------------------|--------------|
91*0Sstevel@tonic-gate  *	 63     19 18                   14 13            0
92*0Sstevel@tonic-gate  */
93*0Sstevel@tonic-gate #define	IDCR_OFFSET	0x70		/* IDCR VA<13:0> */
94*0Sstevel@tonic-gate #define	IDCR_PID_SHIFT	14
95*0Sstevel@tonic-gate #define	IDCR_BN_SHIFT	14		/* JBUS only */
96*0Sstevel@tonic-gate #define	IDCR_BN_MASK	0x3		/* JBUS only */
97*0Sstevel@tonic-gate #else /* (JALAPENO || SERRANO) */
98*0Sstevel@tonic-gate /*
99*0Sstevel@tonic-gate  * Interrupt Dispatch Command Register
100*0Sstevel@tonic-gate  *	ASI_INTR_DISPATCH or ASI_SDB_INTR_W; ASI 0x77; VA = PORTID<<14|0x70
101*0Sstevel@tonic-gate  *
102*0Sstevel@tonic-gate  *	|------------------------------------------------|
103*0Sstevel@tonic-gate  *	|    0    | BUSY/NACK |  PORTID   |     0x70     |
104*0Sstevel@tonic-gate  *	|---------|-----------|-----------|--------------|
105*0Sstevel@tonic-gate  *	 63     29 28       24 23       14 13            0
106*0Sstevel@tonic-gate  */
107*0Sstevel@tonic-gate #define	IDCR_OFFSET	0x70		/* IDCR VA<13:0> */
108*0Sstevel@tonic-gate #define	IDCR_PID_SHIFT	14
109*0Sstevel@tonic-gate #define	IDCR_BN_SHIFT	24		/* safari only */
110*0Sstevel@tonic-gate #endif /* (JALAPENO || SERRANO) */
111*0Sstevel@tonic-gate 
112*0Sstevel@tonic-gate /*
113*0Sstevel@tonic-gate  * Interrupt Dispatch Status Register
114*0Sstevel@tonic-gate  *	ASI_INTR_DISPATCH_STATUS; ASI 0x48; VA 0x0
115*0Sstevel@tonic-gate  *
116*0Sstevel@tonic-gate  *	|---------------------------------------------------|
117*0Sstevel@tonic-gate  *	|     RESERVED (Read as 0)          | NACK  | BUSY  |
118*0Sstevel@tonic-gate  *	|-----------------------------------|-------|-------|
119*0Sstevel@tonic-gate  *	 63                               2    1        0   |
120*0Sstevel@tonic-gate  */
121*0Sstevel@tonic-gate #define	IDSR_NACK	0x2		/* set if interrupt dispatch failed */
122*0Sstevel@tonic-gate #define	IDSR_BUSY	0x1		/* set when there's a dispatch */
123*0Sstevel@tonic-gate 
124*0Sstevel@tonic-gate /*
125*0Sstevel@tonic-gate  * Safari systems define IDSR as 32 busy/nack pairs
126*0Sstevel@tonic-gate  */
127*0Sstevel@tonic-gate #if defined(JALAPENO) || defined(SERRANO)
128*0Sstevel@tonic-gate #define	IDSR_BN_SETS		4
129*0Sstevel@tonic-gate #define	CPUID_TO_BN_PAIR(x)	((x) & (IDSR_BN_SETS-1))
130*0Sstevel@tonic-gate #else /* (JALAPENO || SERRANO) */
131*0Sstevel@tonic-gate #define	IDSR_BN_SETS		32
132*0Sstevel@tonic-gate #endif /* (JALAPENO || SERRANO) */
133*0Sstevel@tonic-gate #define	IDSR_NACK_BIT(i)	((uint64_t)IDSR_NACK << (2 * (i)))
134*0Sstevel@tonic-gate #define	IDSR_BUSY_BIT(i)	((uint64_t)IDSR_BUSY << (2 * (i)))
135*0Sstevel@tonic-gate #define	IDSR_NACK_TO_BUSY(n)	((n) >> 1)
136*0Sstevel@tonic-gate #define	IDSR_BUSY_TO_NACK(n)	((n) << 1)
137*0Sstevel@tonic-gate #define	IDSR_NACK_IDX(bit)	(((bit) - 1) / 2)
138*0Sstevel@tonic-gate #define	IDSR_BUSY_IDX(bit)	((bit) / 2)
139*0Sstevel@tonic-gate 
140*0Sstevel@tonic-gate /*
141*0Sstevel@tonic-gate  * Interrupt Number Register
142*0Sstevel@tonic-gate  *	Every interrupt source has a register associated with it
143*0Sstevel@tonic-gate  *
144*0Sstevel@tonic-gate  *	|---------------------------------------------------|
145*0Sstevel@tonic-gate  *	|INT_EN |  PORTID  |RESERVED (Read as 0)| INT_NUMBER|
146*0Sstevel@tonic-gate  *	|       |          |                    | IGN | INO |
147*0Sstevel@tonic-gate  *	|-------|----------|--------------------|-----|-----|
148*0Sstevel@tonic-gate  *	|  31    30      26 25                11 10  6 5   0
149*0Sstevel@tonic-gate  */
150*0Sstevel@tonic-gate #define	INR_EN_SHIFT	31
151*0Sstevel@tonic-gate #define	INR_PID_SHIFT	26
152*0Sstevel@tonic-gate #define	INR_PID_MASK	(IRSR_PID_MASK << (INR_PID_SHIFT))
153*0Sstevel@tonic-gate #ifdef	_STARFIRE
154*0Sstevel@tonic-gate /*
155*0Sstevel@tonic-gate  * Starfire interrupt group number is 7 bits
156*0Sstevel@tonic-gate  * Starfire's IGN (inter group #) is not the same as upaid
157*0Sstevel@tonic-gate  */
158*0Sstevel@tonic-gate #define	IGN_SIZE	7		/* Interrupt Group Number bit size */
159*0Sstevel@tonic-gate #define	UPAID_TO_IGN(upaid) ((((upaid & 0x3C) >> 1) | (upaid & 0x1)) |	\
160*0Sstevel@tonic-gate 				(((upaid & 0x2) << 4) |			\
161*0Sstevel@tonic-gate 				((upaid & 0x40) ^ 0x40)))
162*0Sstevel@tonic-gate #else
163*0Sstevel@tonic-gate /*
164*0Sstevel@tonic-gate  * IGN_SIZE can be defined in a platform's makefile. If it is not defined,
165*0Sstevel@tonic-gate  * use a default of 5.
166*0Sstevel@tonic-gate  */
167*0Sstevel@tonic-gate #ifndef IGN_SIZE
168*0Sstevel@tonic-gate #define	IGN_SIZE	5		/* Interrupt Group Number bit size */
169*0Sstevel@tonic-gate #endif
170*0Sstevel@tonic-gate #define	UPAID_TO_IGN(upaid) (upaid)
171*0Sstevel@tonic-gate #endif	/* _STARFIRE */
172*0Sstevel@tonic-gate 
173*0Sstevel@tonic-gate #define	IR_CPU_CLEAR	0x4		/* clear pending register for cpu */
174*0Sstevel@tonic-gate #define	IR_MASK_OFFSET	0x4
175*0Sstevel@tonic-gate #define	IR_SET_ITR	0x10
176*0Sstevel@tonic-gate #define	IR_SOFT_INT(n)	(0x000010000 << (n))
177*0Sstevel@tonic-gate #define	IR_SOFT_INT4	IR_SOFT_INT(4)	/* r/w - software level 4 interrupt */
178*0Sstevel@tonic-gate #define	IR_CPU_SOFTINT	0x8		/* set soft interrupt for cpu */
179*0Sstevel@tonic-gate #define	IR_CLEAR_OFFSET	0x8
180*0Sstevel@tonic-gate 
181*0Sstevel@tonic-gate 
182*0Sstevel@tonic-gate #ifdef	__cplusplus
183*0Sstevel@tonic-gate }
184*0Sstevel@tonic-gate #endif
185*0Sstevel@tonic-gate 
186*0Sstevel@tonic-gate #endif	/* _SYS_MACHINTREG_H */
187