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/* $OpenBSD: ehcireg.h,v 1.19 2014/03/11 10:24:42 mpi Exp $ */
/* $NetBSD: ehcireg.h,v 1.17 2004/06/23 06:45:56 mycroft Exp $ */
/*
* Copyright (c) 2001, 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net).
*
* 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.
*
* 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_EHCIREG_H_
#define _DEV_PCI_EHCIREG_H_
/*** PCI config registers ***/
#define PCI_CBMEM 0x10 /* configuration base MEM */
#define PCI_INTERFACE_EHCI 0x20
#define PCI_USBREV 0x60 /* RO USB protocol revision */
#define PCI_USBREV_MASK 0xff
#define PCI_USBREV_PRE_1_0 0x00
#define PCI_USBREV_1_0 0x10
#define PCI_USBREV_1_1 0x11
#define PCI_USBREV_2_0 0x20
#define PCI_EHCI_FLADJ 0x61 /*RW Frame len adj, SOF=59488+6*fladj */
#define PCI_EHCI_PORTWAKECAP 0x62 /* RW Port wake caps (opt) */
/* EHCI Extended Capabilities */
#define EHCI_EC_LEGSUP 0x01
#define EHCI_EECP_NEXT(x) (((x) >> 8) & 0xff)
#define EHCI_EECP_ID(x) ((x) & 0xff)
#define EHCI_LEGSUP_LEGSUP 0x00
#define EHCI_LEGSUP_OSOWNED 0x01000000 /* OS owned semaphore */
#define EHCI_LEGSUP_BIOSOWNED 0x00010000 /* BIOS owned semaphore */
#define PCI_LEGSUP_USBLEGCTLSTS 0x04
/*** EHCI capability registers ***/
#define EHCI_CAPLENGTH 0x00 /*RO Capability register length field */
/* reserved 0x01 */
#define EHCI_HCIVERSION 0x02 /* RO Interface version number */
#define EHCI_HCSPARAMS 0x04 /* RO Structural parameters */
#define EHCI_HCS_DEBUGPORT(x) (((x) >> 20) & 0xf)
#define EHCI_HCS_P_INDICATOR(x) ((x) & 0x10000)
#define EHCI_HCS_N_CC(x) (((x) >> 12) & 0xf) /* # of companion ctlrs */
#define EHCI_HCS_N_PCC(x) (((x) >> 8) & 0xf) /* # of ports per comp. */
#define EHCI_HCS_PRR(x) ((x) & 0x80) /* port routing rules */
#define EHCI_HCS_PPC(x) ((x) & 0x10) /* port power control */
#define EHCI_HCS_N_PORTS(x) ((x) & 0xf) /* # of ports */
#define EHCI_HCCPARAMS 0x08 /* RO Capability parameters */
#define EHCI_HCC_EECP(x) (((x) >> 8) & 0xff) /* extended ports caps */
#define EHCI_HCC_IST(x) (((x) >> 4) & 0xf) /* isoc sched threshold */
#define EHCI_HCC_ASPC(x) ((x) & 0x4) /* async sched park cap */
#define EHCI_HCC_PFLF(x) ((x) & 0x2) /* prog frame list flag */
#define EHCI_HCC_64BIT(x) ((x) & 0x1) /* 64 bit address cap */
#define EHCI_HCSP_PORTROUTE 0x0c /*RO Companion port route description */
/* EHCI operational registers. Offset given by EHCI_CAPLENGTH register */
#define EHCI_USBCMD 0x00 /* RO, RW, WO Command register */
#define EHCI_CMD_ITC_M 0x00ff0000 /* RW interrupt threshold ctrl */
#define EHCI_CMD_ITC_1 0x00010000
#define EHCI_CMD_ITC_2 0x00020000
#define EHCI_CMD_ITC_4 0x00040000
#define EHCI_CMD_ITC_8 0x00080000
#define EHCI_CMD_ITC_16 0x00100000
#define EHCI_CMD_ITC_32 0x00200000
#define EHCI_CMD_ITC_64 0x00400000
#define EHCI_CMD_ASPME 0x00000800 /* RW/RO async park enable */
#define EHCI_CMD_ASPMC 0x00000300 /* RW/RO async park count */
#define EHCI_CMD_LHCR 0x00000080 /* RW light host ctrl reset */
#define EHCI_CMD_IAAD 0x00000040 /* RW intr on async adv door bell */
#define EHCI_CMD_ASE 0x00000020 /* RW async sched enable */
#define EHCI_CMD_PSE 0x00000010 /* RW periodic sched enable */
#define EHCI_CMD_FLS_M 0x0000000c /* RW/RO frame list size */
#define EHCI_CMD_FLS(x) (((x) >> 2) & 3) /* RW/RO frame list size */
#define EHCI_CMD_HCRESET 0x00000002 /* RW reset */
#define EHCI_CMD_RS 0x00000001 /* RW run/stop */
#define EHCI_USBSTS 0x04 /* RO, RW, RWC Status register */
#define EHCI_STS_ASS 0x00008000 /* RO async sched status */
#define EHCI_STS_PSS 0x00004000 /* RO periodic sched status */
#define EHCI_STS_REC 0x00002000 /* RO reclamation */
#define EHCI_STS_HCH 0x00001000 /* RO host controller halted */
#define EHCI_STS_IAA 0x00000020 /* RWC interrupt on async adv */
#define EHCI_STS_HSE 0x00000010 /* RWC host system error */
#define EHCI_STS_FLR 0x00000008 /* RWC frame list rollover */
#define EHCI_STS_PCD 0x00000004 /* RWC port change detect */
#define EHCI_STS_ERRINT 0x00000002 /* RWC error interrupt */
#define EHCI_STS_INT 0x00000001 /* RWC interrupt */
#define EHCI_STS_INTRS(x) ((x) & 0x3f)
#define EHCI_NORMAL_INTRS (EHCI_STS_IAA | EHCI_STS_HSE | EHCI_STS_PCD | EHCI_STS_ERRINT | EHCI_STS_INT)
#define EHCI_USBINTR 0x08 /* RW Interrupt register */
#define EHCI_INTR_IAAE 0x00000020 /* interrupt on async advance ena */
#define EHCI_INTR_HSEE 0x00000010 /* host system error ena */
#define EHCI_INTR_FLRE 0x00000008 /* frame list rollover ena */
#define EHCI_INTR_PCIE 0x00000004 /* port change ena */
#define EHCI_INTR_UEIE 0x00000002 /* USB error intr ena */
#define EHCI_INTR_UIE 0x00000001 /* USB intr ena */
#define EHCI_FRINDEX 0x0c /* RW Frame Index register */
#define EHCI_CTRLDSSEGMENT 0x10 /* RW Control Data Structure Segment */
#define EHCI_PERIODICLISTBASE 0x14 /* RW Periodic List Base */
#define EHCI_ASYNCLISTADDR 0x18 /* RW Async List Base */
#define EHCI_CONFIGFLAG 0x40 /* RW Configure Flag register */
#define EHCI_CONF_CF 0x00000001 /* RW configure flag */
#define EHCI_PORTSC(n) (0x40+4*(n)) /* RO, RW, RWC Port Status reg */
#define EHCI_PS_WKOC_E 0x00400000 /* RW wake on over current ena */
#define EHCI_PS_WKDSCNNT_E 0x00200000 /* RW wake on disconnect ena */
#define EHCI_PS_WKCNNT_E 0x00100000 /* RW wake on connect ena */
#define EHCI_PS_PTC 0x000f0000 /* RW port test control */
#define EHCI_PS_PIC 0x0000c000 /* RW port indicator control */
#define EHCI_PS_PO 0x00002000 /* RW port owner */
#define EHCI_PS_PP 0x00001000 /* RW,RO port power */
#define EHCI_PS_LS 0x00000c00 /* RO line status */
#define EHCI_PS_IS_LOWSPEED(x) (((x) & EHCI_PS_LS) == 0x00000400)
#define EHCI_PS_PR 0x00000100 /* RW port reset */
#define EHCI_PS_SUSP 0x00000080 /* RW suspend */
#define EHCI_PS_FPR 0x00000040 /* RW force port resume */
#define EHCI_PS_OCC 0x00000020 /* RWC over current change */
#define EHCI_PS_OCA 0x00000010 /* RO over current active */
#define EHCI_PS_PEC 0x00000008 /* RWC port enable change */
#define EHCI_PS_PE 0x00000004 /* RW port enable */
#define EHCI_PS_CSC 0x00000002 /* RWC connect status change */
#define EHCI_PS_CS 0x00000001 /* RO connect status */
#define EHCI_PS_CLEAR (EHCI_PS_OCC|EHCI_PS_PEC|EHCI_PS_CSC)
#define EHCI_PORT_RESET_COMPLETE 2 /* ms */
#define EHCI_FLALIGN_ALIGN 0x1000
/* No data structure may cross a page boundary. */
#define EHCI_PAGE_SIZE 0x1000
#define EHCI_PAGE(x) ((x) &~ 0xfff)
#define EHCI_PAGE_OFFSET(x) ((x) & 0xfff)
typedef u_int32_t ehci_link_t;
#define EHCI_LINK_TERMINATE 0x00000001
#define EHCI_LINK_TYPE(x) ((x) & 0x00000006)
#define EHCI_LINK_ITD 0x0
#define EHCI_LINK_QH 0x2
#define EHCI_LINK_SITD 0x4
#define EHCI_LINK_FSTN 0x6
#define EHCI_LINK_ADDR(x) ((x) &~ 0x1f)
typedef u_int32_t ehci_physaddr_t;
typedef u_int32_t ehci_isoc_trans_t;
typedef u_int32_t ehci_isoc_bufr_ptr_t;
#define EHCI_BUFPTR_MASK 0xfffff000
/* Isochronous Transfer Descriptor */
#define EHCI_ITD_NTRANS 8
#define EHCI_ITD_NBUFFERS 7
struct ehci_itd {
volatile ehci_link_t itd_next;
volatile ehci_isoc_trans_t itd_ctl[8];
#define EHCI_ITD_GET_STATUS(x) (((x) >> 28) & 0xf)
#define EHCI_ITD_SET_STATUS(x) (((x) & 0xf) << 28)
#define EHCI_ITD_ACTIVE 0x80000000
#define EHCI_ITD_BUF_ERR 0x40000000
#define EHCI_ITD_BABBLE 0x20000000
#define EHCI_ITD_ERROR 0x10000000
#define EHCI_ITD_GET_LEN(x) (((x) >> 16) & 0xfff)
#define EHCI_ITD_SET_LEN(x) (((x) & 0xfff) << 16)
#define EHCI_ITD_IOC 0x8000
#define EHCI_ITD_GET_IOC(x) (((x) >> 15) & 1)
#define EHCI_ITD_SET_IOC(x) (((x) << 15) & EHCI_ITD_IOC)
#define EHCI_ITD_GET_PG(x) (((x) >> 12) & 0x7)
#define EHCI_ITD_SET_PG(x) (((x) & 0x7) << 12)
#define EHCI_ITD_GET_OFFS(x) (((x) >> 0) & 0xfff)
#define EHCI_ITD_SET_OFFS(x) (((x) & 0xfff) << 0)
volatile ehci_isoc_bufr_ptr_t itd_bufr[7];
#define EHCI_ITD_GET_BPTR(x) ((x) & 0xfffff000)
#define EHCI_ITD_SET_BPTR(x) ((x) & 0xfffff000)
#define EHCI_ITD_GET_EP(x) (((x) >> 8) & 0xf)
#define EHCI_ITD_SET_EP(x) (((x) & 0xf) << 8)
#define EHCI_ITD_GET_DADDR(x) ((x) & 0x7f)
#define EHCI_ITD_SET_DADDR(x) ((x) & 0x7f)
#define EHCI_ITD_GET_DIR(x) (((x) >> 11) & 1)
#define EHCI_ITD_SET_DIR(x) (((x) & 1) << 11)
#define EHCI_ITD_GET_MAXPKT(x) ((x) & 0x7ff)
#define EHCI_ITD_SET_MAXPKT(x) ((x) & 0x7ff)
#define EHCI_ITD_GET_MULTI(x) ((x) & 0x3)
#define EHCI_ITD_SET_MULTI(x) ((x) & 0x3)
volatile ehci_isoc_bufr_ptr_t itd_bufr_hi[7];
};
#define EHCI_ITD_ALIGN 32
/* Split Transaction Isochronous Transfer Descriptor */
#define EHCI_SITD_NBUFFERS 2
struct ehci_sitd {
ehci_link_t sitd_next;
u_int32_t sitd_endp;
#define EHCI_SITD_GET_ADDR(x) (((x) >> 0) & 0x7f) /* endpoint addr */
#define EHCI_SITD_SET_ADDR(x) (x)
#define EHCI_SITD_GET_ENDPT(x) (((x) >> 8) & 0xf) /* endpoint no */
#define EHCI_SITD_SET_ENDPT(x) ((x) << 8)
#define EHCI_SITD_GET_HUBA(x) (((x) >> 16) & 0x7f) /* hub address */
#define EHCI_SITD_SET_HUBA(x) ((x) << 16)
#define EHCI_SITD_GET_PORT(x) (((x) >> 23) & 0x7f) /* hub port */
#define EHCI_SITD_SET_PORT(x) ((x) << 23)
#define EHCI_SITD_GET_DIR(x) (((x) >> 31) & 0x1) /* direction */
#define EHCI_SITD_SET_DIR(x) ((x) << 31)
u_int32_t sitd_sched;
#define EHCI_SITD_GET_SMASK(x) (((x) >> 0) & 0xff) /* intr sched mask */
#define EHCI_SITD_SET_SMASK(x) ((x) << 0)
#define EHCI_SITD_GET_CMASK(x) (((x) >> 8) & 0xff) /* split completion mask */
#define EHCI_SITD_SET_CMASK(x) ((x) << 8)
u_int32_t sitd_trans;
#define EHCI_SITD_GET_STATUS(x) (((x) >> 0) & 0xff) /* status */
#define EHCI_SITD_ACTIVE 0x80
#define EHCI_SITD_ERR 0x40
#define EHCI_SITD_BUFERR 0x20
#define EHCI_SITD_BABBLE 0x10
#define EHCI_SITD_XACTERR 0x08
#define EHCI_SITD_MISSEDMICRO 0x04
#define EHCI_SITD_SPLITXSTATE 0x02
#define EHCI_SITD_GET_CPROG(x) (((x) >> 8) & 0xff) /* c-mask progress */
#define EHCI_SITD_SET_CPROG(x) ((x) << 8)
#define EHCI_SITD_GET_BYTES(x) (((x) >> 16) & 0x7ff) /* bytes to transfer */
#define EHCI_SITD_SET_BYTES(x) ((x) << 16)
#define EHCI_SITD_GET_PG(x) (((x) >> 30) & 0x1) /* buffer page */
#define EHCI_SITD_SET_PG(x) ((x) << 30)
#define EHCI_SITD_IOC 0x80000000 /* interrupt on complete */
ehci_physaddr_t sitd_buffer[EHCI_SITD_NBUFFERS];
/* page (buffer) 0 */
#define EHCI_SITD_GET_OFFSET(x) (((x) >> 0) & 0xfff) /* current offset */
/* page (buffer) 1 */
#define EHCI_SITD_GET_TCOUNT(x) (((x) >> 0) & 0x7) /* transaction count */
#define EHCI_SITD_SET_TCOUNT(x) ((x) << 0)
#define EHCI_SITD_GET_TP(x) (((x) >> 3) & 0x3) /* transaction position */
#define EHCI_SITD_SET_TP(x) ((x) << 3)
#define EHCI_SITD_TP_ALL 0x0
#define EHCI_SITD_TP_BEGIN 0x1
#define EHCI_SITD_TP_MIDDLE 0x2
#define EHCI_SITD_TP_END 0x3
ehci_link_t sitd_back;
ehci_physaddr_t sitd_buffer_hi[EHCI_SITD_NBUFFERS]; /* 64bit */
};
#define EHCI_SITD_ALIGN 32
/* Queue Element Transfer Descriptor */
#define EHCI_QTD_NBUFFERS 5
struct ehci_qtd {
ehci_link_t qtd_next;
ehci_link_t qtd_altnext;
u_int32_t qtd_status;
#define EHCI_QTD_GET_STATUS(x) (((x) >> 0) & 0xff)
#define EHCI_QTD_SET_STATUS(x) ((x) << 0)
#define EHCI_QTD_ACTIVE 0x80
#define EHCI_QTD_HALTED 0x40
#define EHCI_QTD_BUFERR 0x20
#define EHCI_QTD_BABBLE 0x10
#define EHCI_QTD_XACTERR 0x08
#define EHCI_QTD_MISSEDMICRO 0x04
#define EHCI_QTD_SPLITXSTATE 0x02
#define EHCI_QTD_PINGSTATE 0x01
#define EHCI_QTD_STATERRS 0x7c
#define EHCI_QTD_GET_PID(x) (((x) >> 8) & 0x3)
#define EHCI_QTD_SET_PID(x) ((x) << 8)
#define EHCI_QTD_PID_OUT 0x0
#define EHCI_QTD_PID_IN 0x1
#define EHCI_QTD_PID_SETUP 0x2
#define EHCI_QTD_GET_CERR(x) (((x) >> 10) & 0x3)
#define EHCI_QTD_SET_CERR(x) ((x) << 10)
#define EHCI_QTD_GET_C_PAGE(x) (((x) >> 12) & 0x7)
#define EHCI_QTD_SET_C_PAGE(x) ((x) << 12)
#define EHCI_QTD_GET_IOC(x) (((x) >> 15) & 0x1)
#define EHCI_QTD_IOC 0x00008000
#define EHCI_QTD_GET_BYTES(x) (((x) >> 16) & 0x7fff)
#define EHCI_QTD_SET_BYTES(x) ((x) << 16)
#define EHCI_QTD_GET_TOGGLE(x) (((x) >> 31) & 0x1)
#define EHCI_QTD_SET_TOGGLE(x) ((x) << 31)
#define EHCI_QTD_TOGGLE_MASK 0x80000000
ehci_physaddr_t qtd_buffer[EHCI_QTD_NBUFFERS];
ehci_physaddr_t qtd_buffer_hi[EHCI_QTD_NBUFFERS];
};
#define EHCI_QTD_ALIGN 32
/* Queue Head */
struct ehci_qh {
ehci_link_t qh_link;
u_int32_t qh_endp;
#define EHCI_QH_GET_ADDR(x) (((x) >> 0) & 0x7f) /* endpoint addr */
#define EHCI_QH_SET_ADDR(x) (x)
#define EHCI_QH_ADDRMASK 0x0000007f
#define EHCI_QH_GET_INACT(x) (((x) >> 7) & 0x01) /* inactivate on next */
#define EHCI_QH_INACT 0x00000080
#define EHCI_QH_GET_ENDPT(x) (((x) >> 8) & 0x0f) /* endpoint no */
#define EHCI_QH_SET_ENDPT(x) ((x) << 8)
#define EHCI_QH_GET_EPS(x) (((x) >> 12) & 0x03) /* endpoint speed */
#define EHCI_QH_SET_EPS(x) ((x) << 12)
#define EHCI_QH_SPEED_FULL 0x0
#define EHCI_QH_SPEED_LOW 0x1
#define EHCI_QH_SPEED_HIGH 0x2
#define EHCI_QH_GET_DTC(x) (((x) >> 14) & 0x01) /* data toggle control */
#define EHCI_QH_DTC 0x00004000
#define EHCI_QH_GET_HRECL(x) (((x) >> 15) & 0x01) /* head of reclamation */
#define EHCI_QH_HRECL 0x00008000
#define EHCI_QH_GET_MPL(x) (((x) >> 16) & 0x7ff) /* max packet len */
#define EHCI_QH_SET_MPL(x) ((x) << 16)
#define EHCI_QH_MPLMASK 0x07ff0000
#define EHCI_QH_GET_CTL(x) (((x) >> 27) & 0x01) /* control endpoint */
#define EHCI_QH_CTL 0x08000000
#define EHCI_QH_GET_NRL(x) (((x) >> 28) & 0x0f) /* NAK reload */
#define EHCI_QH_SET_NRL(x) ((x) << 28)
u_int32_t qh_endphub;
#define EHCI_QH_GET_SMASK(x) (((x) >> 0) & 0xff) /* intr sched mask */
#define EHCI_QH_SET_SMASK(x) ((x) << 0)
#define EHCI_QH_GET_CMASK(x) (((x) >> 8) & 0xff) /* split completion mask */
#define EHCI_QH_SET_CMASK(x) ((x) << 8)
#define EHCI_QH_GET_HUBA(x) (((x) >> 16) & 0x7f) /* hub address */
#define EHCI_QH_SET_HUBA(x) ((x) << 16)
#define EHCI_QH_GET_PORT(x) (((x) >> 23) & 0x7f) /* hub port */
#define EHCI_QH_SET_PORT(x) ((x) << 23)
#define EHCI_QH_GET_MULT(x) (((x) >> 30) & 0x03) /* pipe multiplier */
#define EHCI_QH_SET_MULT(x) ((x) << 30)
ehci_link_t qh_curqtd;
struct ehci_qtd qh_qtd;
};
#define EHCI_QH_ALIGN 32
/* Periodic Frame Span Traversal Node */
struct ehci_fstn {
ehci_link_t fstn_link;
ehci_link_t fstn_back;
};
#define EHCI_FSTN_ALIGN 32
#endif /* _DEV_PCI_EHCIREG_H_ */
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