1/*	$NetBSD: ohcireg.h,v 1.22 2006/10/08 11:52:48 scw Exp $	*/
2/*	$FreeBSD: src/sys/dev/usb/ohcireg.h,v 1.8 1999/11/17 22:33:40 n_hibma Exp $	*/
3
4
5/*
6 * Copyright (c) 1998 The NetBSD Foundation, Inc.
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Lennart Augustsson (lennart@augustsson.net) at
11 * Carlstedt Research & Technology.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#ifndef _DEV_PCI_OHCIREG_H_
36#define _DEV_PCI_OHCIREG_H_
37
38/*** PCI config registers ***/
39
40#define PCI_CBMEM		0x10	/* configuration base memory */
41
42#define PCI_INTERFACE_OHCI	0x10
43
44/*** OHCI registers */
45
46#define OHCI_REVISION		0x00	/* OHCI revision # */
47#define  OHCI_REV_LO(rev)	((rev)&0xf)
48#define  OHCI_REV_HI(rev)	(((rev)>>4)&0xf)
49#define  OHCI_REV_LEGACY(rev)	((rev) & 0x100)
50
51#define OHCI_CONTROL		0x04
52#define  OHCI_CBSR_MASK		0x00000003 /* Control/Bulk Service Ratio */
53#define  OHCI_RATIO_1_1		0x00000000
54#define  OHCI_RATIO_1_2		0x00000001
55#define  OHCI_RATIO_1_3		0x00000002
56#define  OHCI_RATIO_1_4		0x00000003
57#define  OHCI_PLE		0x00000004 /* Periodic List Enable */
58#define  OHCI_IE		0x00000008 /* Isochronous Enable */
59#define  OHCI_CLE		0x00000010 /* Control List Enable */
60#define  OHCI_BLE		0x00000020 /* Bulk List Enable */
61#define  OHCI_HCFS_MASK		0x000000c0 /* HostControllerFunctionalState */
62#define  OHCI_HCFS_RESET	0x00000000
63#define  OHCI_HCFS_RESUME	0x00000040
64#define  OHCI_HCFS_OPERATIONAL	0x00000080
65#define  OHCI_HCFS_SUSPEND	0x000000c0
66#define  OHCI_IR		0x00000100 /* Interrupt Routing */
67#define  OHCI_RWC		0x00000200 /* Remote Wakeup Connected */
68#define  OHCI_RWE		0x00000400 /* Remote Wakeup Enabled */
69#define OHCI_COMMAND_STATUS	0x08
70#define  OHCI_HCR		0x00000001 /* Host Controller Reset */
71#define  OHCI_CLF		0x00000002 /* Control List Filled */
72#define  OHCI_BLF		0x00000004 /* Bulk List Filled */
73#define  OHCI_OCR		0x00000008 /* Ownership Change Request */
74#define  OHCI_SOC_MASK		0x00030000 /* Scheduling Overrun Count */
75#define OHCI_INTERRUPT_STATUS	0x0c
76#define  OHCI_SO		0x00000001 /* Scheduling Overrun */
77#define  OHCI_WDH		0x00000002 /* Writeback Done Head */
78#define  OHCI_SF		0x00000004 /* Start of Frame */
79#define  OHCI_RD		0x00000008 /* Resume Detected */
80#define  OHCI_UE		0x00000010 /* Unrecoverable Error */
81#define  OHCI_FNO		0x00000020 /* Frame Number Overflow */
82#define  OHCI_RHSC		0x00000040 /* Root Hub Status Change */
83#define  OHCI_OC		0x40000000 /* Ownership Change */
84#define  OHCI_MIE		0x80000000 /* Master Interrupt Enable */
85#define OHCI_INTERRUPT_ENABLE	0x10
86#define OHCI_INTERRUPT_DISABLE	0x14
87#define OHCI_HCCA		0x18
88#define OHCI_PERIOD_CURRENT_ED	0x1c
89#define OHCI_CONTROL_HEAD_ED	0x20
90#define OHCI_CONTROL_CURRENT_ED	0x24
91#define OHCI_BULK_HEAD_ED	0x28
92#define OHCI_BULK_CURRENT_ED	0x2c
93#define OHCI_DONE_HEAD		0x30
94#define OHCI_FM_INTERVAL	0x34
95#define  OHCI_GET_IVAL(s)	((s) & 0x3fff)
96#define  OHCI_GET_FSMPS(s)	(((s) >> 16) & 0x7fff)
97#define  OHCI_FIT		0x80000000
98#define OHCI_FM_REMAINING	0x38
99#define OHCI_FM_NUMBER		0x3c
100#define OHCI_PERIODIC_START	0x40
101#define OHCI_LS_THRESHOLD	0x44
102#define OHCI_RH_DESCRIPTOR_A	0x48
103#define  OHCI_GET_NDP(s)	((s) & 0xff)
104#define  OHCI_PSM		0x0100     /* Power Switching Mode */
105#define  OHCI_NPS		0x0200	   /* No Power Switching */
106#define  OHCI_DT		0x0400     /* Device Type */
107#define  OHCI_OCPM		0x0800     /* Overcurrent Protection Mode */
108#define  OHCI_NOCP		0x1000     /* No Overcurrent Protection */
109#define  OHCI_GET_POTPGT(s)	((s) >> 24)
110#define OHCI_RH_DESCRIPTOR_B	0x4c
111#define OHCI_RH_STATUS		0x50
112#define  OHCI_LPS		0x00000001 /* Local Power Status */
113#define  OHCI_OCI		0x00000002 /* OverCurrent Indicator */
114#define  OHCI_DRWE		0x00008000 /* Device Remote Wakeup Enable */
115#define  OHCI_LPSC		0x00010000 /* Local Power Status Change */
116#define  OHCI_CCIC		0x00020000 /* OverCurrent Indicator Change */
117#define  OHCI_CRWE		0x80000000 /* Clear Remote Wakeup Enable */
118#define OHCI_RH_PORT_STATUS(n)	(0x50 + (n)*4) /* 1 based indexing */
119
120#define OHCI_LES (OHCI_PLE | OHCI_IE | OHCI_CLE | OHCI_BLE)
121#define OHCI_ALL_INTRS (OHCI_SO | OHCI_WDH | OHCI_SF | OHCI_RD | OHCI_UE | \
122                        OHCI_FNO | OHCI_RHSC | OHCI_OC)
123#define OHCI_NORMAL_INTRS (OHCI_SO | OHCI_WDH | OHCI_RD | OHCI_UE | OHCI_RHSC)
124
125#define OHCI_FSMPS(i) (((i-210)*6/7) << 16)
126#define OHCI_PERIODIC(i) ((i)*9/10)
127
128typedef u_int32_t ohci_physaddr_t;
129
130#define OHCI_NO_INTRS 32
131struct ohci_hcca {
132	volatile ohci_physaddr_t	hcca_interrupt_table[OHCI_NO_INTRS];
133	volatile u_int32_t	hcca_frame_number;
134	volatile ohci_physaddr_t	hcca_done_head;
135#define OHCI_DONE_INTRS 1
136};
137#define OHCI_HCCA_SIZE 256
138#define OHCI_HCCA_ALIGN 256
139
140#define OHCI_PAGE_SIZE 0x1000
141#define OHCI_PAGE(x) ((x) &~ 0xfff)
142#define OHCI_PAGE_OFFSET(x) ((x) & 0xfff)
143
144typedef struct {
145	volatile u_int32_t	ed_flags;
146#define OHCI_ED_GET_FA(s)	((s) & 0x7f)
147#define OHCI_ED_ADDRMASK	0x0000007f
148#define OHCI_ED_SET_FA(s)	(s)
149#define OHCI_ED_GET_EN(s)	(((s) >> 7) & 0xf)
150#define OHCI_ED_SET_EN(s)	((s) << 7)
151#define OHCI_ED_DIR_MASK	0x00001800
152#define  OHCI_ED_DIR_TD		0x00000000
153#define  OHCI_ED_DIR_OUT	0x00000800
154#define  OHCI_ED_DIR_IN		0x00001000
155#define OHCI_ED_SPEED		0x00002000
156#define OHCI_ED_SKIP		0x00004000
157#define OHCI_ED_FORMAT_GEN	0x00000000
158#define OHCI_ED_FORMAT_ISO	0x00008000
159#define OHCI_ED_GET_MAXP(s)	(((s) >> 16) & 0x07ff)
160#define OHCI_ED_SET_MAXP(s)	((s) << 16)
161#define OHCI_ED_MAXPMASK	(0x7ff << 16)
162	volatile ohci_physaddr_t	ed_tailp;
163	volatile ohci_physaddr_t	ed_headp;
164#define OHCI_HALTED		0x00000001
165#define OHCI_TOGGLECARRY	0x00000002
166#define OHCI_HEADMASK		0xfffffffc
167	volatile ohci_physaddr_t	ed_nexted;
168} ohci_ed_t;
169/* #define OHCI_ED_SIZE 16 */
170#define OHCI_ED_ALIGN 16
171
172typedef struct {
173	volatile u_int32_t	td_flags;
174#define OHCI_TD_R		0x00040000		/* Buffer Rounding  */
175#define OHCI_TD_DP_MASK		0x00180000		/* Direction / PID */
176#define  OHCI_TD_SETUP		0x00000000
177#define  OHCI_TD_OUT		0x00080000
178#define  OHCI_TD_IN		0x00100000
179#define OHCI_TD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
180#define OHCI_TD_SET_DI(x)	((x) << 21)
181#define  OHCI_TD_NOINTR		0x00e00000
182#define  OHCI_TD_INTR_MASK	0x00e00000
183#define OHCI_TD_TOGGLE_CARRY	0x00000000
184#define OHCI_TD_TOGGLE_0	0x02000000
185#define OHCI_TD_TOGGLE_1	0x03000000
186#define OHCI_TD_TOGGLE_MASK	0x03000000
187#define OHCI_TD_GET_EC(x)	(((x) >> 26) & 3)	/* Error Count */
188#define OHCI_TD_GET_CC(x)	((x) >> 28)		/* Condition Code */
189#define  OHCI_TD_NOCC		0xf0000000
190	volatile ohci_physaddr_t td_cbp;	/* Current Buffer Pointer */
191	volatile ohci_physaddr_t td_nexttd;	/* Next TD */
192	volatile ohci_physaddr_t td_be;		/* Buffer End */
193} ohci_td_t;
194/* #define OHCI_TD_SIZE 16 */
195#define OHCI_TD_ALIGN 16
196
197#define OHCI_ITD_NOFFSET 8
198typedef struct {
199	volatile u_int32_t	itd_flags;
200#define OHCI_ITD_GET_SF(x)	((x) & 0x0000ffff)
201#define OHCI_ITD_SET_SF(x)	((x) & 0xffff)
202#define OHCI_ITD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
203#define OHCI_ITD_SET_DI(x)	((x) << 21)
204#define  OHCI_ITD_NOINTR	0x00e00000
205#define OHCI_ITD_GET_FC(x)	((((x) >> 24) & 7)+1)	/* Frame Count */
206#define OHCI_ITD_SET_FC(x)	(((x)-1) << 24)
207#define OHCI_ITD_GET_CC(x)	((x) >> 28)		/* Condition Code */
208#define  OHCI_ITD_NOCC		0xf0000000
209	volatile ohci_physaddr_t itd_bp0;		/* Buffer Page 0 */
210	volatile ohci_physaddr_t itd_nextitd;		/* Next ITD */
211	volatile ohci_physaddr_t itd_be;			/* Buffer End */
212	volatile u_int16_t itd_offset[OHCI_ITD_NOFFSET];/* Buffer offsets */
213#define itd_pswn itd_offset				/* Packet Status Word*/
214#define OHCI_ITD_PAGE_SELECT	0x00001000
215#define OHCI_ITD_MK_OFFS(len)	(0xe000 | ((len) & 0x1fff))
216#define OHCI_ITD_PSW_LENGTH(x)	((x) & 0xfff)		/* Transfer length */
217#define OHCI_ITD_PSW_GET_CC(x)	((x) >> 12)		/* Condition Code */
218} ohci_itd_t;
219/* #define OHCI_ITD_SIZE 32 */
220#define OHCI_ITD_ALIGN 32
221
222
223#define OHCI_CC_NO_ERROR		0
224#define OHCI_CC_CRC			1
225#define OHCI_CC_BIT_STUFFING		2
226#define OHCI_CC_DATA_TOGGLE_MISMATCH	3
227#define OHCI_CC_STALL			4
228#define OHCI_CC_DEVICE_NOT_RESPONDING	5
229#define OHCI_CC_PID_CHECK_FAILURE	6
230#define OHCI_CC_UNEXPECTED_PID		7
231#define OHCI_CC_DATA_OVERRUN		8
232#define OHCI_CC_DATA_UNDERRUN		9
233#define OHCI_CC_BUFFER_OVERRUN		12
234#define OHCI_CC_BUFFER_UNDERRUN		13
235#define OHCI_CC_NOT_ACCESSED		14
236#define OHCI_CC_NOT_ACCESSED_MASK	14
237
238/* Some delay needed when changing certain registers. */
239#define OHCI_ENABLE_POWER_DELAY	5
240#define OHCI_READ_DESC_DELAY	5
241
242#endif /* _DEV_PCI_OHCIREG_H_ */
243