/* $NetBSD: ehcireg.h,v 1.29 2008/11/28 17:18:21 jmorse 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. */ /* * The EHCI 0.96 spec can be found at * http://developer.intel.com/technology/usb/download/ehci-r096.pdf * and the USB 2.0 spec at * http://www.usb.org/developers/data/usb_20.zip */ #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) */ /* Regs at EECP + offset */ #define PCI_EHCI_USBLEGSUP 0x00 #define EHCI_LEG_HC_OS_OWNED 0x01000000 #define EHCI_LEG_HC_BIOS_OWNED 0x00010000 #define PCI_EHCI_USBLEGCTLSTS 0x04 #define EHCI_LEG_EXT_SMI_BAR 0x80000000 #define EHCI_LEG_EXT_SMI_PCICMD 0x40000000 #define EHCI_LEG_EXT_SMI_OS_CHANGE 0x20000000 #define EHCI_CAP_GET_ID(cap) ((cap) & 0xff) #define EHCI_CAP_GET_NEXT(cap) (((cap) >> 8) & 0xff) #define EHCI_CAP_ID_LEGACY 1 /*** 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_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 #define EHCI_MAX_PORTS 16 /* only 4 bits available in EHCI_HCS_N_PORTS */ /* 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; /* Isochronous Transfer Descriptor */ typedef struct { 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]; } ehci_itd_t; #define EHCI_ITD_ALIGN 32 /* Split Transaction Isochronous Transfer Descriptor */ typedef struct { volatile ehci_link_t sitd_next; /* XXX many more */ } ehci_sitd_t; #define EHCI_SITD_ALIGN 32 /* Queue Element Transfer Descriptor */ #define EHCI_QTD_NBUFFERS 5 typedef struct { volatile ehci_link_t qtd_next; volatile ehci_link_t qtd_altnext; volatile 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 0x3c #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 volatile ehci_physaddr_t qtd_buffer[EHCI_QTD_NBUFFERS]; volatile ehci_physaddr_t qtd_buffer_hi[EHCI_QTD_NBUFFERS]; } ehci_qtd_t; #define EHCI_QTD_ALIGN 32 /* Queue Head */ typedef struct { volatile ehci_link_t qh_link; volatile 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) volatile 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) volatile ehci_link_t qh_curqtd; ehci_qtd_t qh_qtd; } ehci_qh_t; #define EHCI_QH_ALIGN 32 /* Periodic Frame Span Traversal Node */ typedef struct { volatile ehci_link_t fstn_link; volatile ehci_link_t fstn_back; } ehci_fstn_t; #define EHCI_FSTN_ALIGN 32 #endif /* _DEV_PCI_EHCIREG_H_ */