xref: /onnv-gate/usr/src/uts/sun4u/excalibur/sys/xcalppm_reg.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 (c) 1999-2001 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*
28*0Sstevel@tonic-gate  * Platform Power Management
29*0Sstevel@tonic-gate  *
30*0Sstevel@tonic-gate  * Register and bit definitions of the power-related parts
31*0Sstevel@tonic-gate  */
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate #ifndef	_SYS_XCALPPM_REG_H
34*0Sstevel@tonic-gate #define	_SYS_XCALPPM_REG_H
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate #ifdef	__cplusplus
39*0Sstevel@tonic-gate extern "C" {
40*0Sstevel@tonic-gate #endif
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate /*
43*0Sstevel@tonic-gate  * Registers accessed by the ppm driver.  These registers actually come
44*0Sstevel@tonic-gate  * from different ASICs on the system and are collected for us
45*0Sstevel@tonic-gate  * by the prom into a single device node.  These registers are:
46*0Sstevel@tonic-gate  *
47*0Sstevel@tonic-gate  *	BBC E* Control Register (other registers like E* Assert Change Time
48*0Sstevel@tonic-gate  *	    or E* PLL Settle Time are offseted from this address)
49*0Sstevel@tonic-gate  *	Mode Auxio Register
50*0Sstevel@tonic-gate  *	SuperI/O Configuration Register
51*0Sstevel@tonic-gate  *	SuperI/O GPIO Registers
52*0Sstevel@tonic-gate  */
53*0Sstevel@tonic-gate struct xcppmreg {
54*0Sstevel@tonic-gate 	volatile uint16_t *bbc_estar_ctrl;	/* set cpu clock rate */
55*0Sstevel@tonic-gate 	volatile uint32_t *bbc_assert_change;	/* set t1 cpu trans time */
56*0Sstevel@tonic-gate 	volatile uint32_t *bbc_pll_settle;	/* set t4 cpu trans time */
57*0Sstevel@tonic-gate 	volatile uint32_t *rio_mode_auxio;	/* transition cpu clock */
58*0Sstevel@tonic-gate 	volatile uint8_t *gpio_bank_sel_index;	/* index GPIO bank sel. */
59*0Sstevel@tonic-gate 	volatile uint8_t *gpio_bank_sel_data;	/* data GPIO bank select */
60*0Sstevel@tonic-gate 	volatile uint8_t *gpio_port1_data;	/* set LED */
61*0Sstevel@tonic-gate 	volatile uint8_t *gpio_port2_data;	/* set DC-DC, 1394, FET */
62*0Sstevel@tonic-gate };
63*0Sstevel@tonic-gate 
64*0Sstevel@tonic-gate struct xcppmhndl {
65*0Sstevel@tonic-gate 	ddi_acc_handle_t	bbc_estar_ctrl;
66*0Sstevel@tonic-gate 	ddi_acc_handle_t	rio_mode_auxio;
67*0Sstevel@tonic-gate 	ddi_acc_handle_t	gpio_bank_select;
68*0Sstevel@tonic-gate 	ddi_acc_handle_t	gpio_data_ports;
69*0Sstevel@tonic-gate };
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate /*
72*0Sstevel@tonic-gate  * Register offsets
73*0Sstevel@tonic-gate  */
74*0Sstevel@tonic-gate #define	BBC_ESTAR_CTRL_OFFSET		0x0
75*0Sstevel@tonic-gate #define	BBC_ASSERT_CHANGE_OFFSET	0x2
76*0Sstevel@tonic-gate #define	BBC_PLL_SETTLE_OFFSET		0xa
77*0Sstevel@tonic-gate 
78*0Sstevel@tonic-gate #define	GPIO_BANK_SEL_INDEX_OFFSET	0x0
79*0Sstevel@tonic-gate #define	GPIO_BANK_SEL_DATA_OFFSET	0x1
80*0Sstevel@tonic-gate 
81*0Sstevel@tonic-gate #define	GPIO_PORT1_DATA_OFFSET		0x0
82*0Sstevel@tonic-gate #define	GPIO_PORT2_DATA_OFFSET		0x4
83*0Sstevel@tonic-gate 
84*0Sstevel@tonic-gate /*
85*0Sstevel@tonic-gate  * Definitions for the RIO Mode Auxio register
86*0Sstevel@tonic-gate  */
87*0Sstevel@tonic-gate #define	RIO_BBC_ESTAR_MODE		0x800
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate /*
90*0Sstevel@tonic-gate  * Index for SuperIO Configuration 2 register
91*0Sstevel@tonic-gate  */
92*0Sstevel@tonic-gate #define	SIO_CONFIG2_INDEX		0x22
93*0Sstevel@tonic-gate 
94*0Sstevel@tonic-gate /*
95*0Sstevel@tonic-gate  * GPIO Data Port 1 bit assignments
96*0Sstevel@tonic-gate  */
97*0Sstevel@tonic-gate #define	LED	0x02		/* Controls front panel LED */
98*0Sstevel@tonic-gate 
99*0Sstevel@tonic-gate /*
100*0Sstevel@tonic-gate  * GPIO Data Port 2 bit assignments
101*0Sstevel@tonic-gate  */
102*0Sstevel@tonic-gate #define	CPEN	0x02		/* Controls 1394 cable power [1 = on] */
103*0Sstevel@tonic-gate #define	HIGHPWR	0x08		/* Enter/Leave low pwr mode [1 = high pwr] */
104*0Sstevel@tonic-gate #define	DRVON	0x10		/* Controls pwr to internal drives [1 = on] */
105*0Sstevel@tonic-gate 
106*0Sstevel@tonic-gate /*
107*0Sstevel@tonic-gate  * BBC timing registers are set according to "bbc_delay" variable
108*0Sstevel@tonic-gate  * and adjusted based on current clock speed.
109*0Sstevel@tonic-gate  */
110*0Sstevel@tonic-gate extern int bbc_delay;				/* microsec */
111*0Sstevel@tonic-gate #define	BBC_DELAY	(bbc_delay * 1000000)	/* nanosec */
112*0Sstevel@tonic-gate #define	EXCAL_CLOCK	10			/* 10 nsec or 100 MHz */
113*0Sstevel@tonic-gate #define	BBC_CLOCK	(2 * EXCAL_CLOCK)	/* BBC clock is half speed */
114*0Sstevel@tonic-gate 
115*0Sstevel@tonic-gate #define	XCPPM_BBC_DELAY(index)				\
116*0Sstevel@tonic-gate 	(index == 0) ? (BBC_DELAY/(BBC_CLOCK * 32)) :	\
117*0Sstevel@tonic-gate 	((index == 1) ? (BBC_DELAY/(BBC_CLOCK * 2)) :	\
118*0Sstevel@tonic-gate 	BBC_DELAY/BBC_CLOCK)
119*0Sstevel@tonic-gate 
120*0Sstevel@tonic-gate /*
121*0Sstevel@tonic-gate  * BBC E* Control Reg bit masks
122*0Sstevel@tonic-gate  */
123*0Sstevel@tonic-gate #define	BBC_ESTAR_SLOW		0x20		/* 1/32 speed */
124*0Sstevel@tonic-gate #define	BBC_ESTAR_MEDIUM	0x2		/* 1/2  speed */
125*0Sstevel@tonic-gate #define	BBC_ESTAR_FAST		0x1		/* full speed */
126*0Sstevel@tonic-gate 
127*0Sstevel@tonic-gate /*
128*0Sstevel@tonic-gate  * register access IO
129*0Sstevel@tonic-gate  */
130*0Sstevel@tonic-gate #define	XCPPM_CLRBIT		0x0
131*0Sstevel@tonic-gate #define	XCPPM_SETBIT		0x1
132*0Sstevel@tonic-gate #define	XCPPM_GETBIT		0x2
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate #ifdef	__cplusplus
135*0Sstevel@tonic-gate }
136*0Sstevel@tonic-gate #endif
137*0Sstevel@tonic-gate 
138*0Sstevel@tonic-gate #endif	/* _SYS_XCALPPM_REG_H */
139