FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/ohcireg.h

     /*      $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_ */

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