Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the libpayload project. |
| 3 | * |
| 4 | * Copyright (C) 2008-2010 coresystems GmbH |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 | * SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef __UHCI_PRIVATE_H |
| 31 | #define __UHCI_PRIVATE_H |
| 32 | |
| 33 | typedef enum { UHCI_SETUP = 0x2d, UHCI_IN = 0x69, UHCI_OUT = 0xe1 } uhci_pid_t; |
| 34 | |
Patrick Georgi | b0b4a52 | 2011-11-24 11:55:46 +0100 | [diff] [blame] | 35 | typedef u32 flistp_t; |
| 36 | #define FLISTP_TERMINATE 1 |
| 37 | #define FLISTP_QH 2 |
Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 38 | |
| 39 | typedef struct { |
Patrick Georgi | b0b4a52 | 2011-11-24 11:55:46 +0100 | [diff] [blame] | 40 | u32 ptr; |
| 41 | #define TD_TERMINATE 1 |
| 42 | #define TD_QH 2 |
| 43 | #define TD_DEPTH_FIRST 4 |
Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 44 | |
Patrick Georgi | b0b4a52 | 2011-11-24 11:55:46 +0100 | [diff] [blame] | 45 | u32 ctrlsts; |
| 46 | #define TD_STATUS_MASK (0xff << 16) |
| 47 | #define TD_STATUS_BITSTUFF_ERR (1 << 17) |
| 48 | #define TD_STATUS_CRC_ERR (1 << 18) |
| 49 | #define TD_STATUS_NAK_RCVD (1 << 19) |
| 50 | #define TD_STATUS_BABBLE (1 << 20) |
| 51 | #define TD_STATUS_DATABUF_ERR (1 << 21) |
| 52 | #define TD_STATUS_STALLED (1 << 22) |
| 53 | #define TD_STATUS_ACTIVE (1 << 23) |
| 54 | #define TD_LOWSPEED (1 << 26) |
| 55 | #define TD_COUNTER_SHIFT 27 |
Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 56 | |
Patrick Georgi | b0b4a52 | 2011-11-24 11:55:46 +0100 | [diff] [blame] | 57 | u32 token; |
| 58 | #define TD_PID_MASK 0xff |
| 59 | #define TD_DEVADDR_SHIFT 8 |
| 60 | #define TD_DEVADDR_MASK (((1<<7)-1) << TD_DEVADDR_SHIFT) |
| 61 | #define TD_EP_SHIFT 15 |
| 62 | #define TD_EP_MASK (0xf << TD_EP_SHIFT) |
| 63 | #define TD_TOGGLE_SHIFT 19 |
| 64 | #define TD_MAXLEN_SHIFT 21 |
| 65 | #define TD_TOGGLE_DATA0 0 |
| 66 | #define TD_TOGGLE_DATA1 (1 << TD_TOGGLE_SHIFT) |
Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 67 | |
| 68 | u32 bufptr; |
| 69 | |
| 70 | } __attribute__ ((packed)) |
| 71 | td_t; |
| 72 | |
| 73 | typedef struct { |
| 74 | flistp_t headlinkptr; |
| 75 | volatile flistp_t elementlinkptr; |
| 76 | } __attribute__ ((packed)) |
| 77 | qh_t; |
| 78 | |
| 79 | typedef enum { USBCMD = 0, USBSTS = 2, USBINTR = 4, FRNUM = |
| 80 | 6, FLBASEADD = 8, SOFMOD = 0xc, PORTSC1 = 0x10, PORTSC2 = |
| 81 | 0x12 |
| 82 | } usbreg; |
| 83 | |
| 84 | void uhci_reg_write32 (hci_t *ctrl, usbreg reg, u32 value); |
| 85 | u32 uhci_reg_read32 (hci_t *ctrl, usbreg reg); |
| 86 | void uhci_reg_write16 (hci_t *ctrl, usbreg reg, u16 value); |
| 87 | u16 uhci_reg_read16 (hci_t *ctrl, usbreg reg); |
| 88 | void uhci_reg_write8 (hci_t *ctrl, usbreg reg, u8 value); |
| 89 | u8 uhci_reg_read8 (hci_t *ctrl, usbreg reg); |
Patrick Georgi | d78691d | 2010-06-07 13:58:17 +0000 | [diff] [blame] | 90 | |
| 91 | typedef struct uhci { |
| 92 | flistp_t *framelistptr; |
| 93 | qh_t *qh_prei, *qh_intr, *qh_data, *qh_last; |
| 94 | usbdev_t *roothub; |
| 95 | } uhci_t; |
| 96 | |
| 97 | #define UHCI_INST(controller) ((uhci_t*)((controller)->instance)) |
| 98 | |
| 99 | #endif |