| 1 | /* | 
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| 2 | * Copyright (c) 2010 Matus Dekanek | 
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| 3 | * Copyright (c) 2011 Jan Vesely | 
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| 4 | * All rights reserved. | 
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| 5 | * | 
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| 6 | * Redistribution and use in source and binary forms, with or without | 
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| 7 | * modification, are permitted provided that the following conditions | 
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| 8 | * are met: | 
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| 9 | * | 
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| 10 | * - Redistributions of source code must retain the above copyright | 
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| 11 | *   notice, this list of conditions and the following disclaimer. | 
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| 12 | * - Redistributions in binary form must reproduce the above copyright | 
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| 13 | *   notice, this list of conditions and the following disclaimer in the | 
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| 14 | *   documentation and/or other materials provided with the distribution. | 
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| 15 | * - The name of the author may not be used to endorse or promote products | 
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| 16 | *   derived from this software without specific prior written permission. | 
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| 17 | * | 
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | 
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | 
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | 
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | 
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | 
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
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| 28 | */ | 
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| 29 | /** @addtogroup drvusbhub | 
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| 30 | * @{ | 
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| 31 | */ | 
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| 32 |  | 
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| 33 | #ifndef HUB_STATUS_H | 
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| 34 | #define HUB_STATUS_H | 
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| 35 |  | 
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| 36 | #include <bool.h> | 
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| 37 | #include <sys/types.h> | 
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| 38 | #include <usb/dev/request.h> | 
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| 39 |  | 
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| 40 | /** | 
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| 41 | * structure holding port status and changes flags. | 
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| 42 | * should not be accessed directly, use supplied getter/setter methods. | 
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| 43 | * | 
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| 44 | * For more information refer to table 11-15 in | 
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| 45 | * "Universal Serial Bus Specification Revision 1.1" | 
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| 46 | * | 
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| 47 | */ | 
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| 48 | typedef uint32_t usb_port_status_t; | 
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| 49 | #define USB_HUB_PORT_STATUS_CONNECTION \ | 
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| 50 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_CONNECTION))) | 
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| 51 | #define USB_HUB_PORT_STATUS_ENABLED \ | 
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| 52 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_ENABLE))) | 
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| 53 | #define USB_HUB_PORT_STATUS_SUSPEND \ | 
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| 54 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_SUSPEND))) | 
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| 55 | #define USB_HUB_PORT_STATUS_OC \ | 
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| 56 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_OVER_CURRENT))) | 
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| 57 | #define USB_HUB_PORT_STATUS_RESET \ | 
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| 58 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_RESET))) | 
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| 59 | #define USB_HUB_PORT_STATUS_POWER \ | 
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| 60 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_POWER))) | 
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| 61 | #define USB_HUB_PORT_STATUS_LOW_SPEED \ | 
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| 62 | (uint32_usb2host(1 << (USB_HUB_FEATURE_PORT_LOW_SPEED))) | 
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| 63 | #define USB_HUB_PORT_STATUS_HIGH_SPEED \ | 
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| 64 | (uint32_usb2host(1 << 10)) | 
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| 65 |  | 
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| 66 | #define USB_HUB_PORT_C_STATUS_CONNECTION \ | 
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| 67 | (uint32_usb2host(1 << (USB_HUB_FEATURE_C_PORT_CONNECTION))) | 
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| 68 | #define USB_HUB_PORT_C_STATUS_ENABLED \ | 
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| 69 | (uint32_usb2host(1 << (USB_HUB_FEATURE_C_PORT_ENABLE))) | 
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| 70 | #define USB_HUB_PORT_C_STATUS_SUSPEND \ | 
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| 71 | (uint32_usb2host(1 << (USB_HUB_FEATURE_C_PORT_SUSPEND))) | 
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| 72 | #define USB_HUB_PORT_C_STATUS_OC \ | 
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| 73 | (uint32_usb2host(1 << (USB_HUB_FEATURE_C_PORT_OVER_CURRENT))) | 
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| 74 | #define USB_HUB_PORT_C_STATUS_RESET \ | 
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| 75 | (uint32_usb2host(1 << (USB_HUB_FEATURE_C_PORT_RESET))) | 
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| 76 |  | 
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| 77 | /** | 
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| 78 | * structure holding hub status and changes flags. | 
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| 79 | * | 
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| 80 | * For more information refer to table 11.16.2.5 in | 
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| 81 | * "Universal Serial Bus Specification Revision 1.1" | 
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| 82 | * | 
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| 83 | */ | 
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| 84 | typedef uint32_t usb_hub_status_t; | 
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| 85 | #define USB_HUB_STATUS_OVER_CURRENT \ | 
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| 86 | (uint32_usb2host(1 << (USB_HUB_FEATURE_HUB_OVER_CURRENT))) | 
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| 87 | #define USB_HUB_STATUS_LOCAL_POWER \ | 
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| 88 | (uint32_usb2host(1 << (USB_HUB_FEATURE_HUB_LOCAL_POWER))) | 
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| 89 |  | 
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| 90 | #define USB_HUB_STATUS_C_OVER_CURRENT \ | 
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| 91 | (uint32_usb2host(1 << (16 + USB_HUB_FEATURE_C_HUB_OVER_CURRENT))) | 
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| 92 | #define USB_HUB_STATUS_C_LOCAL_POWER \ | 
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| 93 | (uint32_usb2host(1 << (16 + USB_HUB_FEATURE_C_HUB_LOCAL_POWER))) | 
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| 94 |  | 
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| 95 |  | 
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| 96 | /** | 
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| 97 | * speed getter for port status | 
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| 98 | * | 
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| 99 | * @param status | 
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| 100 | * @return speed of usb device (for more see usb specification) | 
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| 101 | */ | 
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| 102 | static inline usb_speed_t usb_port_speed(usb_port_status_t status) | 
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| 103 | { | 
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| 104 | if ((status & USB_HUB_PORT_STATUS_LOW_SPEED) != 0) | 
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| 105 | return USB_SPEED_LOW; | 
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| 106 | if ((status & USB_HUB_PORT_STATUS_HIGH_SPEED) != 0) | 
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| 107 | return USB_SPEED_HIGH; | 
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| 108 | return USB_SPEED_FULL; | 
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| 109 | } | 
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| 110 |  | 
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| 111 | #endif  /* HUB_STATUS_H */ | 
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| 112 | /** | 
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| 113 | * @} | 
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| 114 | */ | 
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