xref: /freebsd/sys/dev/usb/controller/ohcireg.h (revision 71625ec9ad2a9bc8c09784fbd23b759830e0ee5f)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Lennart Augustsson (lennart@augustsson.net) at
9  * Carlstedt Research & Technology.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef _OHCIREG_H_
34 #define	_OHCIREG_H_
35 
36 /* PCI config registers  */
37 #define	PCI_CBMEM		0x10	/* configuration base memory */
38 #define	PCI_INTERFACE_OHCI	0x10
39 
40 /* OHCI registers */
41 #define	OHCI_REVISION		0x00	/* OHCI revision */
42 #define	OHCI_REV_LO(rev)	((rev) & 0xf)
43 #define	OHCI_REV_HI(rev)	(((rev)>>4) & 0xf)
44 #define	OHCI_REV_LEGACY(rev)	((rev) & 0x100)
45 #define	OHCI_CONTROL		0x04
46 #define	OHCI_CBSR_MASK		0x00000003	/* Control/Bulk Service Ratio */
47 #define	OHCI_RATIO_1_1		0x00000000
48 #define	OHCI_RATIO_1_2		0x00000001
49 #define	OHCI_RATIO_1_3		0x00000002
50 #define	OHCI_RATIO_1_4		0x00000003
51 #define	OHCI_PLE		0x00000004	/* Periodic List Enable */
52 #define	OHCI_IE			0x00000008	/* Isochronous Enable */
53 #define	OHCI_CLE		0x00000010	/* Control List Enable */
54 #define	OHCI_BLE		0x00000020	/* Bulk List Enable */
55 #define	OHCI_HCFS_MASK		0x000000c0	/* HostControllerFunctionalStat
56 						 * e */
57 #define	OHCI_HCFS_RESET		0x00000000
58 #define	OHCI_HCFS_RESUME	0x00000040
59 #define	OHCI_HCFS_OPERATIONAL	0x00000080
60 #define	OHCI_HCFS_SUSPEND	0x000000c0
61 #define	OHCI_IR			0x00000100	/* Interrupt Routing */
62 #define	OHCI_RWC		0x00000200	/* Remote Wakeup Connected */
63 #define	OHCI_RWE		0x00000400	/* Remote Wakeup Enabled */
64 #define	OHCI_COMMAND_STATUS	0x08
65 #define	OHCI_HCR		0x00000001	/* Host Controller Reset */
66 #define	OHCI_CLF		0x00000002	/* Control List Filled */
67 #define	OHCI_BLF		0x00000004	/* Bulk List Filled */
68 #define	OHCI_OCR		0x00000008	/* Ownership Change Request */
69 #define	OHCI_SOC_MASK		0x00030000	/* Scheduling Overrun Count */
70 #define	OHCI_INTERRUPT_STATUS	0x0c
71 #define	OHCI_SO			0x00000001	/* Scheduling Overrun */
72 #define	OHCI_WDH		0x00000002	/* Writeback Done Head */
73 #define	OHCI_SF			0x00000004	/* Start of Frame */
74 #define	OHCI_RD			0x00000008	/* Resume Detected */
75 #define	OHCI_UE			0x00000010	/* Unrecoverable Error */
76 #define	OHCI_FNO		0x00000020	/* Frame Number Overflow */
77 #define	OHCI_RHSC		0x00000040	/* Root Hub Status Change */
78 #define	OHCI_OC			0x40000000	/* Ownership Change */
79 #define	OHCI_MIE		0x80000000	/* Master Interrupt Enable */
80 #define	OHCI_INTERRUPT_ENABLE	0x10
81 #define	OHCI_INTERRUPT_DISABLE	0x14
82 #define	OHCI_HCCA		0x18
83 #define	OHCI_PERIOD_CURRENT_ED	0x1c
84 #define	OHCI_CONTROL_HEAD_ED	0x20
85 #define	OHCI_CONTROL_CURRENT_ED	0x24
86 #define	OHCI_BULK_HEAD_ED	0x28
87 #define	OHCI_BULK_CURRENT_ED	0x2c
88 #define	OHCI_DONE_HEAD		0x30
89 #define	OHCI_FM_INTERVAL	0x34
90 #define	OHCI_GET_IVAL(s)	((s) & 0x3fff)
91 #define	OHCI_GET_FSMPS(s)	(((s) >> 16) & 0x7fff)
92 #define	OHCI_FIT		0x80000000
93 #define	OHCI_FM_REMAINING	0x38
94 #define	OHCI_FM_NUMBER		0x3c
95 #define	OHCI_PERIODIC_START	0x40
96 #define	OHCI_LS_THRESHOLD	0x44
97 #define	OHCI_RH_DESCRIPTOR_A	0x48
98 #define	OHCI_GET_NDP(s)		((s) & 0xff)
99 #define	OHCI_PSM		0x0100	/* Power Switching Mode */
100 #define	OHCI_NPS		0x0200	/* No Power Switching */
101 #define	OHCI_DT			0x0400	/* Device Type */
102 #define	OHCI_OCPM		0x0800	/* Overcurrent Protection Mode */
103 #define	OHCI_NOCP		0x1000	/* No Overcurrent Protection */
104 #define	OHCI_GET_POTPGT(s)	((s) >> 24)
105 #define	OHCI_RH_DESCRIPTOR_B	0x4c
106 #define	OHCI_RH_STATUS		0x50
107 #define	OHCI_LPS		0x00000001	/* Local Power Status */
108 #define	OHCI_OCI		0x00000002	/* OverCurrent Indicator */
109 #define	OHCI_DRWE		0x00008000	/* Device Remote Wakeup Enable */
110 #define	OHCI_LPSC		0x00010000	/* Local Power Status Change */
111 #define	OHCI_CCIC		0x00020000	/* OverCurrent Indicator
112 						 * Change */
113 #define	OHCI_CRWE		0x80000000	/* Clear Remote Wakeup Enable */
114 #define	OHCI_RH_PORT_STATUS(n)	(0x50 + ((n)*4))	/* 1 based indexing */
115 
116 #define	OHCI_LES		(OHCI_PLE | OHCI_IE | OHCI_CLE | OHCI_BLE)
117 #define	OHCI_ALL_INTRS		(OHCI_SO | OHCI_WDH | OHCI_SF |		\
118 				OHCI_RD | OHCI_UE | OHCI_FNO |		\
119 				OHCI_RHSC | OHCI_OC)
120 #define	OHCI_NORMAL_INTRS	(OHCI_WDH | OHCI_RD | OHCI_UE | OHCI_RHSC)
121 
122 #define	OHCI_FSMPS(i)		(((i-210)*6/7) << 16)
123 #define	OHCI_PERIODIC(i)	((i)*9/10)
124 
125 #endif	/* _OHCIREG_H_ */
126