summaryrefslogtreecommitdiff
path: root/sys/dev/usb/ohcireg.h
blob: cd74f7e85b30ac5919008e0b0259dc6250e0ace6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
/*	$OpenBSD: ohcireg.h,v 1.11 2002/07/25 04:07:32 nate Exp $ */
/*	$NetBSD: ohcireg.h,v 1.19 2002/07/11 21:14:27 augustss Exp $	*/
/*	$FreeBSD: src/sys/dev/usb/ohcireg.h,v 1.8 1999/11/17 22:33:40 n_hibma Exp $	*/


/*
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Lennart Augustsson (lennart@augustsson.net) at
 * Carlstedt Research & Technology.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *        This product includes software developed by the NetBSD
 *        Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _DEV_PCI_OHCIREG_H_
#define _DEV_PCI_OHCIREG_H_

/*** PCI config registers ***/

#define PCI_CBMEM		0x10	/* configuration base memory */

#define PCI_INTERFACE_OHCI	0x10

/*** OHCI registers */

#define OHCI_REVISION		0x00	/* OHCI revision # */
#define  OHCI_REV_LO(rev)	((rev)&0xf)
#define  OHCI_REV_HI(rev)	(((rev)>>4)&0xf)
#define  OHCI_REV_LEGACY(rev)	((rev) & 0x100)

#define OHCI_CONTROL		0x04
#define  OHCI_CBSR_MASK		0x00000003 /* Control/Bulk Service Ratio */
#define  OHCI_RATIO_1_1		0x00000000
#define  OHCI_RATIO_1_2		0x00000001
#define  OHCI_RATIO_1_3		0x00000002
#define  OHCI_RATIO_1_4		0x00000003
#define  OHCI_PLE		0x00000004 /* Periodic List Enable */
#define  OHCI_IE		0x00000008 /* Isochronous Enable */
#define  OHCI_CLE		0x00000010 /* Control List Enable */
#define  OHCI_BLE		0x00000020 /* Bulk List Enable */
#define  OHCI_HCFS_MASK		0x000000c0 /* HostControllerFunctionalState */
#define  OHCI_HCFS_RESET	0x00000000
#define  OHCI_HCFS_RESUME	0x00000040
#define  OHCI_HCFS_OPERATIONAL	0x00000080
#define  OHCI_HCFS_SUSPEND	0x000000c0
#define  OHCI_IR		0x00000100 /* Interrupt Routing */
#define  OHCI_RWC		0x00000200 /* Remote Wakeup Connected */
#define  OHCI_RWE		0x00000400 /* Remote Wakeup Enabled */
#define OHCI_COMMAND_STATUS	0x08
#define  OHCI_HCR		0x00000001 /* Host Controller Reset */
#define  OHCI_CLF		0x00000002 /* Control List Filled */
#define  OHCI_BLF		0x00000004 /* Bulk List Filled */
#define  OHCI_OCR		0x00000008 /* Ownership Change Request */
#define  OHCI_SOC_MASK		0x00030000 /* Scheduling Overrun Count */
#define OHCI_INTERRUPT_STATUS	0x0c
#define  OHCI_SO		0x00000001 /* Scheduling Overrun */
#define  OHCI_WDH		0x00000002 /* Writeback Done Head */
#define  OHCI_SF		0x00000004 /* Start of Frame */
#define  OHCI_RD		0x00000008 /* Resume Detected */
#define  OHCI_UE		0x00000010 /* Unrecoverable Error */
#define  OHCI_FNO		0x00000020 /* Frame Number Overflow */
#define  OHCI_RHSC		0x00000040 /* Root Hub Status Change */
#define  OHCI_OC		0x40000000 /* Ownership Change */
#define  OHCI_MIE		0x80000000 /* Master Interrupt Enable */
#define OHCI_INTERRUPT_ENABLE	0x10
#define OHCI_INTERRUPT_DISABLE	0x14
#define OHCI_HCCA		0x18
#define OHCI_PERIOD_CURRENT_ED	0x1c
#define OHCI_CONTROL_HEAD_ED	0x20
#define OHCI_CONTROL_CURRENT_ED	0x24
#define OHCI_BULK_HEAD_ED	0x28
#define OHCI_BULK_CURRENT_ED	0x2c
#define OHCI_DONE_HEAD		0x30
#define OHCI_FM_INTERVAL	0x34
#define  OHCI_GET_IVAL(s)	((s) & 0x3fff)
#define  OHCI_GET_FSMPS(s)	(((s) >> 16) & 0x7fff)
#define  OHCI_FIT		0x80000000
#define OHCI_FM_REMAINING	0x38
#define OHCI_FM_NUMBER		0x3c
#define OHCI_PERIODIC_START	0x40
#define OHCI_LS_THRESHOLD	0x44
#define OHCI_RH_DESCRIPTOR_A	0x48
#define  OHCI_GET_NDP(s)	((s) & 0xff)
#define  OHCI_PSM		0x0100     /* Power Switching Mode */
#define  OHCI_NPS		0x0200	   /* No Power Switching */
#define  OHCI_DT		0x0400     /* Device Type */
#define  OHCI_OCPM		0x0800     /* Overcurrent Protection Mode */
#define  OHCI_NOCP		0x1000     /* No Overcurrent Protection */
#define  OHCI_GET_POTPGT(s)	((s) >> 24)
#define OHCI_RH_DESCRIPTOR_B	0x4c
#define OHCI_RH_STATUS		0x50
#define  OHCI_LPS		0x00000001 /* Local Power Status */
#define  OHCI_OCI		0x00000002 /* OverCurrent Indicator */
#define  OHCI_DRWE		0x00008000 /* Device Remote Wakeup Enable */
#define  OHCI_LPSC		0x00010000 /* Local Power Status Change */
#define  OHCI_CCIC		0x00020000 /* OverCurrent Indicator Change */
#define  OHCI_CRWE		0x80000000 /* Clear Remote Wakeup Enable */
#define OHCI_RH_PORT_STATUS(n)	(0x50 + (n)*4) /* 1 based indexing */

#define OHCI_LES (OHCI_PLE | OHCI_IE | OHCI_CLE | OHCI_BLE)
#define OHCI_ALL_INTRS (OHCI_SO | OHCI_WDH | OHCI_SF | OHCI_RD | OHCI_UE | \
                        OHCI_FNO | OHCI_RHSC | OHCI_OC)
#define OHCI_NORMAL_INTRS (OHCI_SO | OHCI_WDH | OHCI_RD | OHCI_UE | OHCI_RHSC)

#define OHCI_FSMPS(i) (((i-210)*6/7) << 16)
#define OHCI_PERIODIC(i) ((i)*9/10)

typedef u_int32_t ohci_physaddr_t;

#define OHCI_NO_INTRS 32
struct ohci_hcca {
	ohci_physaddr_t	hcca_interrupt_table[OHCI_NO_INTRS];
	u_int32_t	hcca_frame_number;
	ohci_physaddr_t	hcca_done_head;
#define OHCI_DONE_INTRS 1
};
#define OHCI_HCCA_SIZE 256
#define OHCI_HCCA_ALIGN 256

#define OHCI_PAGE_SIZE 0x1000
#define OHCI_PAGE(x) ((x) &~ 0xfff)
#define OHCI_PAGE_OFFSET(x) ((x) & 0xfff)

typedef struct {
	u_int32_t	ed_flags;
#define OHCI_ED_GET_FA(s)	((s) & 0x7f)
#define OHCI_ED_ADDRMASK	0x0000007f
#define OHCI_ED_SET_FA(s)	(s)
#define OHCI_ED_GET_EN(s)	(((s) >> 7) & 0xf)
#define OHCI_ED_SET_EN(s)	((s) << 7)
#define OHCI_ED_DIR_MASK	0x00001800
#define  OHCI_ED_DIR_TD		0x00000000
#define  OHCI_ED_DIR_OUT	0x00000800
#define  OHCI_ED_DIR_IN		0x00001000
#define OHCI_ED_SPEED		0x00002000
#define OHCI_ED_SKIP		0x00004000
#define OHCI_ED_FORMAT_GEN	0x00000000
#define OHCI_ED_FORMAT_ISO	0x00008000
#define OHCI_ED_GET_MAXP(s)	(((s) >> 16) & 0x07ff)
#define OHCI_ED_SET_MAXP(s)	((s) << 16)
#define OHCI_ED_MAXPMASK	(0x7ff << 16)
	ohci_physaddr_t	ed_tailp;
	ohci_physaddr_t	ed_headp;
#define OHCI_HALTED		0x00000001
#define OHCI_TOGGLECARRY	0x00000002
#define OHCI_HEADMASK		0xfffffffc
	ohci_physaddr_t	ed_nexted;
} ohci_ed_t;
/* #define OHCI_ED_SIZE 16 */
#define OHCI_ED_ALIGN 16

typedef struct {
	u_int32_t	td_flags;
#define OHCI_TD_R		0x00040000		/* Buffer Rounding  */
#define OHCI_TD_DP_MASK		0x00180000		/* Direction / PID */
#define  OHCI_TD_SETUP		0x00000000
#define  OHCI_TD_OUT		0x00080000
#define  OHCI_TD_IN		0x00100000
#define OHCI_TD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
#define OHCI_TD_SET_DI(x)	((x) << 21)
#define  OHCI_TD_NOINTR		0x00e00000
#define  OHCI_TD_INTR_MASK	0x00e00000
#define OHCI_TD_TOGGLE_CARRY	0x00000000
#define OHCI_TD_TOGGLE_0	0x02000000
#define OHCI_TD_TOGGLE_1	0x03000000
#define OHCI_TD_TOGGLE_MASK	0x03000000
#define OHCI_TD_GET_EC(x)	(((x) >> 26) & 3)	/* Error Count */
#define OHCI_TD_GET_CC(x)	((x) >> 28)		/* Condition Code */
#define  OHCI_TD_NOCC		0xf0000000
	ohci_physaddr_t	td_cbp;		/* Current Buffer Pointer */
	ohci_physaddr_t td_nexttd;	/* Next TD */
	ohci_physaddr_t td_be;		/* Buffer End */
} ohci_td_t;
/* #define OHCI_TD_SIZE 16 */
#define OHCI_TD_ALIGN 16

#define OHCI_ITD_NOFFSET 8
typedef struct {
	u_int32_t	itd_flags;
#define OHCI_ITD_GET_SF(x)	((x) & 0x0000ffff)
#define OHCI_ITD_SET_SF(x)	((x) & 0xffff)
#define OHCI_ITD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
#define OHCI_ITD_SET_DI(x)	((x) << 21)
#define  OHCI_ITD_NOINTR	0x00e00000
#define OHCI_ITD_GET_FC(x)	((((x) >> 24) & 7)+1)	/* Frame Count */
#define OHCI_ITD_SET_FC(x)	(((x)-1) << 24)
#define OHCI_ITD_GET_CC(x)	((x) >> 28)		/* Condition Code */
#define  OHCI_ITD_NOCC		0xf0000000
	ohci_physaddr_t	itd_bp0;			/* Buffer Page 0 */
	ohci_physaddr_t	itd_nextitd;			/* Next ITD */
	ohci_physaddr_t	itd_be;				/* Buffer End */
	u_int16_t	itd_offset[OHCI_ITD_NOFFSET];	/* Buffer offsets */
#define itd_pswn itd_offset				/* Packet Status Word*/
#define OHCI_ITD_PAGE_SELECT	0x00001000
#define OHCI_ITD_MK_OFFS(len)	(0xe000 | ((len) & 0x1fff))
#define OHCI_ITD_PSW_LENGTH(x)	((x) & 0xfff)		/* Transfer length */
#define OHCI_ITD_PSW_GET_CC(x)	((x) >> 12)		/* Condition Code */
} ohci_itd_t;
/* #define OHCI_ITD_SIZE 32 */
#define OHCI_ITD_ALIGN 32


#define OHCI_CC_NO_ERROR		0
#define OHCI_CC_CRC			1
#define OHCI_CC_BIT_STUFFING		2
#define OHCI_CC_DATA_TOGGLE_MISMATCH	3
#define OHCI_CC_STALL			4
#define OHCI_CC_DEVICE_NOT_RESPONDING	5
#define OHCI_CC_PID_CHECK_FAILURE	6
#define OHCI_CC_UNEXPECTED_PID		7
#define OHCI_CC_DATA_OVERRUN		8
#define OHCI_CC_DATA_UNDERRUN		9
#define OHCI_CC_BUFFER_OVERRUN		12
#define OHCI_CC_BUFFER_UNDERRUN		13
#define OHCI_CC_NOT_ACCESSED		15

/* Some delay needed when changing certain registers. */
#define OHCI_ENABLE_POWER_DELAY	5
#define OHCI_READ_DESC_DELAY	5

#endif /* _DEV_PCI_OHCIREG_H_ */