Home | History | Annotate | Line # | Download | only in usb
ohcireg.h revision 1.22
      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 (at) 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  * 3. All advertising materials mentioning features or use of this software
     22  *    must display the following acknowledgement:
     23  *        This product includes software developed by the NetBSD
     24  *        Foundation, Inc. and its contributors.
     25  * 4. Neither the name of The NetBSD Foundation nor the names of its
     26  *    contributors may be used to endorse or promote products derived
     27  *    from this software without specific prior written permission.
     28  *
     29  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     30  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     31  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     32  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     33  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     34  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     35  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     36  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     37  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     39  * POSSIBILITY OF SUCH DAMAGE.
     40  */
     41 
     42 #ifndef _DEV_PCI_OHCIREG_H_
     43 #define _DEV_PCI_OHCIREG_H_
     44 
     45 /*** PCI config registers ***/
     46 
     47 #define PCI_CBMEM		0x10	/* configuration base memory */
     48 
     49 #define PCI_INTERFACE_OHCI	0x10
     50 
     51 /*** OHCI registers */
     52 
     53 #define OHCI_REVISION		0x00	/* OHCI revision # */
     54 #define  OHCI_REV_LO(rev)	((rev)&0xf)
     55 #define  OHCI_REV_HI(rev)	(((rev)>>4)&0xf)
     56 #define  OHCI_REV_LEGACY(rev)	((rev) & 0x100)
     57 
     58 #define OHCI_CONTROL		0x04
     59 #define  OHCI_CBSR_MASK		0x00000003 /* Control/Bulk Service Ratio */
     60 #define  OHCI_RATIO_1_1		0x00000000
     61 #define  OHCI_RATIO_1_2		0x00000001
     62 #define  OHCI_RATIO_1_3		0x00000002
     63 #define  OHCI_RATIO_1_4		0x00000003
     64 #define  OHCI_PLE		0x00000004 /* Periodic List Enable */
     65 #define  OHCI_IE		0x00000008 /* Isochronous Enable */
     66 #define  OHCI_CLE		0x00000010 /* Control List Enable */
     67 #define  OHCI_BLE		0x00000020 /* Bulk List Enable */
     68 #define  OHCI_HCFS_MASK		0x000000c0 /* HostControllerFunctionalState */
     69 #define  OHCI_HCFS_RESET	0x00000000
     70 #define  OHCI_HCFS_RESUME	0x00000040
     71 #define  OHCI_HCFS_OPERATIONAL	0x00000080
     72 #define  OHCI_HCFS_SUSPEND	0x000000c0
     73 #define  OHCI_IR		0x00000100 /* Interrupt Routing */
     74 #define  OHCI_RWC		0x00000200 /* Remote Wakeup Connected */
     75 #define  OHCI_RWE		0x00000400 /* Remote Wakeup Enabled */
     76 #define OHCI_COMMAND_STATUS	0x08
     77 #define  OHCI_HCR		0x00000001 /* Host Controller Reset */
     78 #define  OHCI_CLF		0x00000002 /* Control List Filled */
     79 #define  OHCI_BLF		0x00000004 /* Bulk List Filled */
     80 #define  OHCI_OCR		0x00000008 /* Ownership Change Request */
     81 #define  OHCI_SOC_MASK		0x00030000 /* Scheduling Overrun Count */
     82 #define OHCI_INTERRUPT_STATUS	0x0c
     83 #define  OHCI_SO		0x00000001 /* Scheduling Overrun */
     84 #define  OHCI_WDH		0x00000002 /* Writeback Done Head */
     85 #define  OHCI_SF		0x00000004 /* Start of Frame */
     86 #define  OHCI_RD		0x00000008 /* Resume Detected */
     87 #define  OHCI_UE		0x00000010 /* Unrecoverable Error */
     88 #define  OHCI_FNO		0x00000020 /* Frame Number Overflow */
     89 #define  OHCI_RHSC		0x00000040 /* Root Hub Status Change */
     90 #define  OHCI_OC		0x40000000 /* Ownership Change */
     91 #define  OHCI_MIE		0x80000000 /* Master Interrupt Enable */
     92 #define OHCI_INTERRUPT_ENABLE	0x10
     93 #define OHCI_INTERRUPT_DISABLE	0x14
     94 #define OHCI_HCCA		0x18
     95 #define OHCI_PERIOD_CURRENT_ED	0x1c
     96 #define OHCI_CONTROL_HEAD_ED	0x20
     97 #define OHCI_CONTROL_CURRENT_ED	0x24
     98 #define OHCI_BULK_HEAD_ED	0x28
     99 #define OHCI_BULK_CURRENT_ED	0x2c
    100 #define OHCI_DONE_HEAD		0x30
    101 #define OHCI_FM_INTERVAL	0x34
    102 #define  OHCI_GET_IVAL(s)	((s) & 0x3fff)
    103 #define  OHCI_GET_FSMPS(s)	(((s) >> 16) & 0x7fff)
    104 #define  OHCI_FIT		0x80000000
    105 #define OHCI_FM_REMAINING	0x38
    106 #define OHCI_FM_NUMBER		0x3c
    107 #define OHCI_PERIODIC_START	0x40
    108 #define OHCI_LS_THRESHOLD	0x44
    109 #define OHCI_RH_DESCRIPTOR_A	0x48
    110 #define  OHCI_GET_NDP(s)	((s) & 0xff)
    111 #define  OHCI_PSM		0x0100     /* Power Switching Mode */
    112 #define  OHCI_NPS		0x0200	   /* No Power Switching */
    113 #define  OHCI_DT		0x0400     /* Device Type */
    114 #define  OHCI_OCPM		0x0800     /* Overcurrent Protection Mode */
    115 #define  OHCI_NOCP		0x1000     /* No Overcurrent Protection */
    116 #define  OHCI_GET_POTPGT(s)	((s) >> 24)
    117 #define OHCI_RH_DESCRIPTOR_B	0x4c
    118 #define OHCI_RH_STATUS		0x50
    119 #define  OHCI_LPS		0x00000001 /* Local Power Status */
    120 #define  OHCI_OCI		0x00000002 /* OverCurrent Indicator */
    121 #define  OHCI_DRWE		0x00008000 /* Device Remote Wakeup Enable */
    122 #define  OHCI_LPSC		0x00010000 /* Local Power Status Change */
    123 #define  OHCI_CCIC		0x00020000 /* OverCurrent Indicator Change */
    124 #define  OHCI_CRWE		0x80000000 /* Clear Remote Wakeup Enable */
    125 #define OHCI_RH_PORT_STATUS(n)	(0x50 + (n)*4) /* 1 based indexing */
    126 
    127 #define OHCI_LES (OHCI_PLE | OHCI_IE | OHCI_CLE | OHCI_BLE)
    128 #define OHCI_ALL_INTRS (OHCI_SO | OHCI_WDH | OHCI_SF | OHCI_RD | OHCI_UE | \
    129                         OHCI_FNO | OHCI_RHSC | OHCI_OC)
    130 #define OHCI_NORMAL_INTRS (OHCI_SO | OHCI_WDH | OHCI_RD | OHCI_UE | OHCI_RHSC)
    131 
    132 #define OHCI_FSMPS(i) (((i-210)*6/7) << 16)
    133 #define OHCI_PERIODIC(i) ((i)*9/10)
    134 
    135 typedef u_int32_t ohci_physaddr_t;
    136 
    137 #define OHCI_NO_INTRS 32
    138 struct ohci_hcca {
    139 	volatile ohci_physaddr_t	hcca_interrupt_table[OHCI_NO_INTRS];
    140 	volatile u_int32_t	hcca_frame_number;
    141 	volatile ohci_physaddr_t	hcca_done_head;
    142 #define OHCI_DONE_INTRS 1
    143 };
    144 #define OHCI_HCCA_SIZE 256
    145 #define OHCI_HCCA_ALIGN 256
    146 
    147 #define OHCI_PAGE_SIZE 0x1000
    148 #define OHCI_PAGE(x) ((x) &~ 0xfff)
    149 #define OHCI_PAGE_OFFSET(x) ((x) & 0xfff)
    150 
    151 typedef struct {
    152 	volatile u_int32_t	ed_flags;
    153 #define OHCI_ED_GET_FA(s)	((s) & 0x7f)
    154 #define OHCI_ED_ADDRMASK	0x0000007f
    155 #define OHCI_ED_SET_FA(s)	(s)
    156 #define OHCI_ED_GET_EN(s)	(((s) >> 7) & 0xf)
    157 #define OHCI_ED_SET_EN(s)	((s) << 7)
    158 #define OHCI_ED_DIR_MASK	0x00001800
    159 #define  OHCI_ED_DIR_TD		0x00000000
    160 #define  OHCI_ED_DIR_OUT	0x00000800
    161 #define  OHCI_ED_DIR_IN		0x00001000
    162 #define OHCI_ED_SPEED		0x00002000
    163 #define OHCI_ED_SKIP		0x00004000
    164 #define OHCI_ED_FORMAT_GEN	0x00000000
    165 #define OHCI_ED_FORMAT_ISO	0x00008000
    166 #define OHCI_ED_GET_MAXP(s)	(((s) >> 16) & 0x07ff)
    167 #define OHCI_ED_SET_MAXP(s)	((s) << 16)
    168 #define OHCI_ED_MAXPMASK	(0x7ff << 16)
    169 	volatile ohci_physaddr_t	ed_tailp;
    170 	volatile ohci_physaddr_t	ed_headp;
    171 #define OHCI_HALTED		0x00000001
    172 #define OHCI_TOGGLECARRY	0x00000002
    173 #define OHCI_HEADMASK		0xfffffffc
    174 	volatile ohci_physaddr_t	ed_nexted;
    175 } ohci_ed_t;
    176 /* #define OHCI_ED_SIZE 16 */
    177 #define OHCI_ED_ALIGN 16
    178 
    179 typedef struct {
    180 	volatile u_int32_t	td_flags;
    181 #define OHCI_TD_R		0x00040000		/* Buffer Rounding  */
    182 #define OHCI_TD_DP_MASK		0x00180000		/* Direction / PID */
    183 #define  OHCI_TD_SETUP		0x00000000
    184 #define  OHCI_TD_OUT		0x00080000
    185 #define  OHCI_TD_IN		0x00100000
    186 #define OHCI_TD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
    187 #define OHCI_TD_SET_DI(x)	((x) << 21)
    188 #define  OHCI_TD_NOINTR		0x00e00000
    189 #define  OHCI_TD_INTR_MASK	0x00e00000
    190 #define OHCI_TD_TOGGLE_CARRY	0x00000000
    191 #define OHCI_TD_TOGGLE_0	0x02000000
    192 #define OHCI_TD_TOGGLE_1	0x03000000
    193 #define OHCI_TD_TOGGLE_MASK	0x03000000
    194 #define OHCI_TD_GET_EC(x)	(((x) >> 26) & 3)	/* Error Count */
    195 #define OHCI_TD_GET_CC(x)	((x) >> 28)		/* Condition Code */
    196 #define  OHCI_TD_NOCC		0xf0000000
    197 	volatile ohci_physaddr_t td_cbp;	/* Current Buffer Pointer */
    198 	volatile ohci_physaddr_t td_nexttd;	/* Next TD */
    199 	volatile ohci_physaddr_t td_be;		/* Buffer End */
    200 } ohci_td_t;
    201 /* #define OHCI_TD_SIZE 16 */
    202 #define OHCI_TD_ALIGN 16
    203 
    204 #define OHCI_ITD_NOFFSET 8
    205 typedef struct {
    206 	volatile u_int32_t	itd_flags;
    207 #define OHCI_ITD_GET_SF(x)	((x) & 0x0000ffff)
    208 #define OHCI_ITD_SET_SF(x)	((x) & 0xffff)
    209 #define OHCI_ITD_GET_DI(x)	(((x) >> 21) & 7)	/* Delay Interrupt */
    210 #define OHCI_ITD_SET_DI(x)	((x) << 21)
    211 #define  OHCI_ITD_NOINTR	0x00e00000
    212 #define OHCI_ITD_GET_FC(x)	((((x) >> 24) & 7)+1)	/* Frame Count */
    213 #define OHCI_ITD_SET_FC(x)	(((x)-1) << 24)
    214 #define OHCI_ITD_GET_CC(x)	((x) >> 28)		/* Condition Code */
    215 #define  OHCI_ITD_NOCC		0xf0000000
    216 	volatile ohci_physaddr_t itd_bp0;		/* Buffer Page 0 */
    217 	volatile ohci_physaddr_t itd_nextitd;		/* Next ITD */
    218 	volatile ohci_physaddr_t itd_be;			/* Buffer End */
    219 	volatile u_int16_t itd_offset[OHCI_ITD_NOFFSET];/* Buffer offsets */
    220 #define itd_pswn itd_offset				/* Packet Status Word*/
    221 #define OHCI_ITD_PAGE_SELECT	0x00001000
    222 #define OHCI_ITD_MK_OFFS(len)	(0xe000 | ((len) & 0x1fff))
    223 #define OHCI_ITD_PSW_LENGTH(x)	((x) & 0xfff)		/* Transfer length */
    224 #define OHCI_ITD_PSW_GET_CC(x)	((x) >> 12)		/* Condition Code */
    225 } ohci_itd_t;
    226 /* #define OHCI_ITD_SIZE 32 */
    227 #define OHCI_ITD_ALIGN 32
    228 
    229 
    230 #define OHCI_CC_NO_ERROR		0
    231 #define OHCI_CC_CRC			1
    232 #define OHCI_CC_BIT_STUFFING		2
    233 #define OHCI_CC_DATA_TOGGLE_MISMATCH	3
    234 #define OHCI_CC_STALL			4
    235 #define OHCI_CC_DEVICE_NOT_RESPONDING	5
    236 #define OHCI_CC_PID_CHECK_FAILURE	6
    237 #define OHCI_CC_UNEXPECTED_PID		7
    238 #define OHCI_CC_DATA_OVERRUN		8
    239 #define OHCI_CC_DATA_UNDERRUN		9
    240 #define OHCI_CC_BUFFER_OVERRUN		12
    241 #define OHCI_CC_BUFFER_UNDERRUN		13
    242 #define OHCI_CC_NOT_ACCESSED		14
    243 #define OHCI_CC_NOT_ACCESSED_MASK	14
    244 
    245 /* Some delay needed when changing certain registers. */
    246 #define OHCI_ENABLE_POWER_DELAY	5
    247 #define OHCI_READ_DESC_DELAY	5
    248 
    249 #endif /* _DEV_PCI_OHCIREG_H_ */
    250