Zoltan Hudak / UsbHostMAX3421E

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Dependents:   UsbHostMAX3421E_Hello

usbhub.h@0:84353c479782, 2020-07-12 (annotated)

Committer:
hudakz
Date:
Sun Jul 12 20:39:26 2020 +0000
Revision:
0:84353c479782
Child:
1:2263e77400e9
MAX3421E-based USB Host Shield Library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 0:84353c479782 1 /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
hudakz 0:84353c479782 2
hudakz 0:84353c479782 3 This software may be distributed and modified under the terms of the GNU
hudakz 0:84353c479782 4 General Public License version 2 (GPL2) as published by the Free Software
hudakz 0:84353c479782 5 Foundation and appearing in the file GPL2.TXT included in the packaging of
hudakz 0:84353c479782 6 this file. Please note that GPL2 Section 2[b] requires that all works based
hudakz 0:84353c479782 7 on this software must also be made publicly available under the terms of
hudakz 0:84353c479782 8 the GPL2 ("Copyleft").
hudakz 0:84353c479782 9
hudakz 0:84353c479782 10 Contact information
hudakz 0:84353c479782 11 -------------------
hudakz 0:84353c479782 12
hudakz 0:84353c479782 13 Circuits At Home, LTD
hudakz 0:84353c479782 14 Web : http://www.circuitsathome.com
hudakz 0:84353c479782 15 e-mail : support@circuitsathome.com
hudakz 0:84353c479782 16 */
hudakz 0:84353c479782 17 #if !defined(__USBHUB_H__)
hudakz 0:84353c479782 18 #define __USBHUB_H__
hudakz 0:84353c479782 19
hudakz 0:84353c479782 20 #include "Usb.h"
hudakz 0:84353c479782 21
hudakz 0:84353c479782 22 #define USB_DESCRIPTOR_HUB 0x09 // Hub descriptor type
hudakz 0:84353c479782 23
hudakz 0:84353c479782 24 // Hub Requests
hudakz 0:84353c479782 25 #define bmREQ_CLEAR_HUB_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
hudakz 0:84353c479782 26 #define bmREQ_CLEAR_PORT_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 27 #define bmREQ_CLEAR_TT_BUFFER USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 28 #define bmREQ_GET_HUB_DESCRIPTOR USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
hudakz 0:84353c479782 29 #define bmREQ_GET_HUB_STATUS USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
hudakz 0:84353c479782 30 #define bmREQ_GET_PORT_STATUS USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 31 #define bmREQ_RESET_TT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 32 #define bmREQ_SET_HUB_DESCRIPTOR USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
hudakz 0:84353c479782 33 #define bmREQ_SET_HUB_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
hudakz 0:84353c479782 34 #define bmREQ_SET_PORT_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 35 #define bmREQ_GET_TT_STATE USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 36 #define bmREQ_STOP_TT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER
hudakz 0:84353c479782 37
hudakz 0:84353c479782 38 // Hub Class Requests
hudakz 0:84353c479782 39 #define HUB_REQUEST_CLEAR_TT_BUFFER 8
hudakz 0:84353c479782 40 #define HUB_REQUEST_RESET_TT 9
hudakz 0:84353c479782 41 #define HUB_REQUEST_GET_TT_STATE 10
hudakz 0:84353c479782 42 #define HUB_REQUEST_STOP_TT 11
hudakz 0:84353c479782 43
hudakz 0:84353c479782 44 // Hub Features
hudakz 0:84353c479782 45 #define HUB_FEATURE_C_HUB_LOCAL_POWER 0
hudakz 0:84353c479782 46 #define HUB_FEATURE_C_HUB_OVER_CURRENT 1
hudakz 0:84353c479782 47 #define HUB_FEATURE_PORT_CONNECTION 0
hudakz 0:84353c479782 48 #define HUB_FEATURE_PORT_ENABLE 1
hudakz 0:84353c479782 49 #define HUB_FEATURE_PORT_SUSPEND 2
hudakz 0:84353c479782 50 #define HUB_FEATURE_PORT_OVER_CURRENT 3
hudakz 0:84353c479782 51 #define HUB_FEATURE_PORT_RESET 4
hudakz 0:84353c479782 52 #define HUB_FEATURE_PORT_POWER 8
hudakz 0:84353c479782 53 #define HUB_FEATURE_PORT_LOW_SPEED 9
hudakz 0:84353c479782 54 #define HUB_FEATURE_C_PORT_CONNECTION 16
hudakz 0:84353c479782 55 #define HUB_FEATURE_C_PORT_ENABLE 17
hudakz 0:84353c479782 56 #define HUB_FEATURE_C_PORT_SUSPEND 18
hudakz 0:84353c479782 57 #define HUB_FEATURE_C_PORT_OVER_CURRENT 19
hudakz 0:84353c479782 58 #define HUB_FEATURE_C_PORT_RESET 20
hudakz 0:84353c479782 59 #define HUB_FEATURE_PORT_TEST 21
hudakz 0:84353c479782 60 #define HUB_FEATURE_PORT_INDICATOR 22
hudakz 0:84353c479782 61
hudakz 0:84353c479782 62 // Hub Port Test Modes
hudakz 0:84353c479782 63 #define HUB_PORT_TEST_MODE_J 1
hudakz 0:84353c479782 64 #define HUB_PORT_TEST_MODE_K 2
hudakz 0:84353c479782 65 #define HUB_PORT_TEST_MODE_SE0_NAK 3
hudakz 0:84353c479782 66 #define HUB_PORT_TEST_MODE_PACKET 4
hudakz 0:84353c479782 67 #define HUB_PORT_TEST_MODE_FORCE_ENABLE 5
hudakz 0:84353c479782 68
hudakz 0:84353c479782 69 // Hub Port Indicator Color
hudakz 0:84353c479782 70 #define HUB_PORT_INDICATOR_AUTO 0
hudakz 0:84353c479782 71 #define HUB_PORT_INDICATOR_AMBER 1
hudakz 0:84353c479782 72 #define HUB_PORT_INDICATOR_GREEN 2
hudakz 0:84353c479782 73 #define HUB_PORT_INDICATOR_OFF 3
hudakz 0:84353c479782 74
hudakz 0:84353c479782 75 // Hub Port Status Bitmasks
hudakz 0:84353c479782 76 #define bmHUB_PORT_STATUS_PORT_CONNECTION 0x0001
hudakz 0:84353c479782 77 #define bmHUB_PORT_STATUS_PORT_ENABLE 0x0002
hudakz 0:84353c479782 78 #define bmHUB_PORT_STATUS_PORT_SUSPEND 0x0004
hudakz 0:84353c479782 79 #define bmHUB_PORT_STATUS_PORT_OVER_CURRENT 0x0008
hudakz 0:84353c479782 80 #define bmHUB_PORT_STATUS_PORT_RESET 0x0010
hudakz 0:84353c479782 81 #define bmHUB_PORT_STATUS_PORT_POWER 0x0100
hudakz 0:84353c479782 82 #define bmHUB_PORT_STATUS_PORT_LOW_SPEED 0x0200
hudakz 0:84353c479782 83 #define bmHUB_PORT_STATUS_PORT_HIGH_SPEED 0x0400
hudakz 0:84353c479782 84 #define bmHUB_PORT_STATUS_PORT_TEST 0x0800
hudakz 0:84353c479782 85 #define bmHUB_PORT_STATUS_PORT_INDICATOR 0x1000
hudakz 0:84353c479782 86
hudakz 0:84353c479782 87 // Hub Port Status Change Bitmasks (used one byte instead of two)
hudakz 0:84353c479782 88 #define bmHUB_PORT_STATUS_C_PORT_CONNECTION 0x0001
hudakz 0:84353c479782 89 #define bmHUB_PORT_STATUS_C_PORT_ENABLE 0x0002
hudakz 0:84353c479782 90 #define bmHUB_PORT_STATUS_C_PORT_SUSPEND 0x0004
hudakz 0:84353c479782 91 #define bmHUB_PORT_STATUS_C_PORT_OVER_CURRENT 0x0008
hudakz 0:84353c479782 92 #define bmHUB_PORT_STATUS_C_PORT_RESET 0x0010
hudakz 0:84353c479782 93
hudakz 0:84353c479782 94 // Hub Status Bitmasks (used one byte instead of two)
hudakz 0:84353c479782 95 #define bmHUB_STATUS_LOCAL_POWER_SOURCE 0x01
hudakz 0:84353c479782 96 #define bmHUB_STATUS_OVER_CURRENT 0x12
hudakz 0:84353c479782 97
hudakz 0:84353c479782 98 // Hub Status Change Bitmasks (used one byte instead of two)
hudakz 0:84353c479782 99 #define bmHUB_STATUS_C_LOCAL_POWER_SOURCE 0x01
hudakz 0:84353c479782 100 #define bmHUB_STATUS_C_OVER_CURRENT 0x12
hudakz 0:84353c479782 101
hudakz 0:84353c479782 102
hudakz 0:84353c479782 103 // Hub Port Configuring Substates
hudakz 0:84353c479782 104 #define USB_STATE_HUB_PORT_CONFIGURING 0xb0
hudakz 0:84353c479782 105 #define USB_STATE_HUB_PORT_POWERED_OFF 0xb1
hudakz 0:84353c479782 106 #define USB_STATE_HUB_PORT_WAIT_FOR_POWER_GOOD 0xb2
hudakz 0:84353c479782 107 #define USB_STATE_HUB_PORT_DISCONNECTED 0xb3
hudakz 0:84353c479782 108 #define USB_STATE_HUB_PORT_DISABLED 0xb4
hudakz 0:84353c479782 109 #define USB_STATE_HUB_PORT_RESETTING 0xb5
hudakz 0:84353c479782 110 #define USB_STATE_HUB_PORT_ENABLED 0xb6
hudakz 0:84353c479782 111
hudakz 0:84353c479782 112 // Additional Error Codes
hudakz 0:84353c479782 113 #define HUB_ERROR_PORT_HAS_BEEN_RESET 0xb1
hudakz 0:84353c479782 114
hudakz 0:84353c479782 115 // The bit mask to check for all necessary state bits
hudakz 0:84353c479782 116 #define bmHUB_PORT_STATUS_ALL_MAIN ((0UL | bmHUB_PORT_STATUS_C_PORT_CONNECTION | bmHUB_PORT_STATUS_C_PORT_ENABLE | bmHUB_PORT_STATUS_C_PORT_SUSPEND | bmHUB_PORT_STATUS_C_PORT_RESET) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_ENABLE | bmHUB_PORT_STATUS_PORT_CONNECTION | bmHUB_PORT_STATUS_PORT_SUSPEND)
hudakz 0:84353c479782 117
hudakz 0:84353c479782 118 // Bit mask to check for DISABLED state in HubEvent::bmStatus field
hudakz 0:84353c479782 119 #define bmHUB_PORT_STATE_CHECK_DISABLED (0x0000 | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_ENABLE | bmHUB_PORT_STATUS_PORT_CONNECTION | bmHUB_PORT_STATUS_PORT_SUSPEND)
hudakz 0:84353c479782 120
hudakz 0:84353c479782 121 // Hub Port States
hudakz 0:84353c479782 122 #define bmHUB_PORT_STATE_DISABLED (0x0000 | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_CONNECTION)
hudakz 0:84353c479782 123
hudakz 0:84353c479782 124 // Hub Port Events
hudakz 0:84353c479782 125 #define bmHUB_PORT_EVENT_CONNECT (((0UL | bmHUB_PORT_STATUS_C_PORT_CONNECTION) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_CONNECTION)
hudakz 0:84353c479782 126 #define bmHUB_PORT_EVENT_DISCONNECT (((0UL | bmHUB_PORT_STATUS_C_PORT_CONNECTION) << 16) | bmHUB_PORT_STATUS_PORT_POWER)
hudakz 0:84353c479782 127 #define bmHUB_PORT_EVENT_RESET_COMPLETE (((0UL | bmHUB_PORT_STATUS_C_PORT_RESET) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_ENABLE | bmHUB_PORT_STATUS_PORT_CONNECTION)
hudakz 0:84353c479782 128
hudakz 0:84353c479782 129 #define bmHUB_PORT_EVENT_LS_CONNECT (((0UL | bmHUB_PORT_STATUS_C_PORT_CONNECTION) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_CONNECTION | bmHUB_PORT_STATUS_PORT_LOW_SPEED)
hudakz 0:84353c479782 130 #define bmHUB_PORT_EVENT_LS_RESET_COMPLETE (((0UL | bmHUB_PORT_STATUS_C_PORT_RESET) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_ENABLE | bmHUB_PORT_STATUS_PORT_CONNECTION | bmHUB_PORT_STATUS_PORT_LOW_SPEED)
hudakz 0:84353c479782 131 #define bmHUB_PORT_EVENT_LS_PORT_ENABLED (((0UL | bmHUB_PORT_STATUS_C_PORT_CONNECTION | bmHUB_PORT_STATUS_C_PORT_ENABLE) << 16) | bmHUB_PORT_STATUS_PORT_POWER | bmHUB_PORT_STATUS_PORT_ENABLE | bmHUB_PORT_STATUS_PORT_CONNECTION | bmHUB_PORT_STATUS_PORT_LOW_SPEED)
hudakz 0:84353c479782 132
hudakz 0:84353c479782 133 struct HubDescriptor {
hudakz 0:84353c479782 134 uint8_t bDescLength; // descriptor length
hudakz 0:84353c479782 135 uint8_t bDescriptorType; // descriptor type
hudakz 0:84353c479782 136 uint8_t bNbrPorts; // number of ports a hub equiped with
hudakz 0:84353c479782 137
hudakz 0:84353c479782 138 struct {
hudakz 0:84353c479782 139 uint16_t LogPwrSwitchMode : 2;
hudakz 0:84353c479782 140 uint16_t CompoundDevice : 1;
hudakz 0:84353c479782 141 uint16_t OverCurrentProtectMode : 2;
hudakz 0:84353c479782 142 uint16_t TTThinkTime : 2;
hudakz 0:84353c479782 143 uint16_t PortIndicatorsSupported : 1;
hudakz 0:84353c479782 144 uint16_t Reserved : 8;
hudakz 0:84353c479782 145 } __attribute__((packed));
hudakz 0:84353c479782 146
hudakz 0:84353c479782 147 uint8_t bPwrOn2PwrGood;
hudakz 0:84353c479782 148 uint8_t bHubContrCurrent;
hudakz 0:84353c479782 149 } __attribute__((packed));
hudakz 0:84353c479782 150
hudakz 0:84353c479782 151 struct HubEvent {
hudakz 0:84353c479782 152
hudakz 0:84353c479782 153 union {
hudakz 0:84353c479782 154
hudakz 0:84353c479782 155 struct {
hudakz 0:84353c479782 156 uint16_t bmStatus; // port status bits
hudakz 0:84353c479782 157 uint16_t bmChange; // port status change bits
hudakz 0:84353c479782 158 } __attribute__((packed));
hudakz 0:84353c479782 159 uint32_t bmEvent;
hudakz 0:84353c479782 160 uint8_t evtBuff[4];
hudakz 0:84353c479782 161 };
hudakz 0:84353c479782 162 } __attribute__((packed));
hudakz 0:84353c479782 163
hudakz 0:84353c479782 164 class USBHub : USBDeviceConfig {
hudakz 0:84353c479782 165 static bool bResetInitiated; // True when reset is triggered
hudakz 0:84353c479782 166
hudakz 0:84353c479782 167 USB *pUsb; // USB class instance pointer
hudakz 0:84353c479782 168
hudakz 0:84353c479782 169 EpInfo epInfo[2]; // interrupt endpoint info structure
hudakz 0:84353c479782 170
hudakz 0:84353c479782 171 uint8_t bAddress; // address
hudakz 0:84353c479782 172 uint8_t bNbrPorts; // number of ports
hudakz 0:84353c479782 173 // uint8_t bInitState; // initialization state variable
hudakz 0:84353c479782 174 uint32_t qNextPollTime; // next poll time
hudakz 0:84353c479782 175 bool bPollEnable; // poll enable flag
hudakz 0:84353c479782 176
hudakz 0:84353c479782 177 uint8_t CheckHubStatus();
hudakz 0:84353c479782 178 uint8_t PortStatusChange(uint8_t port, HubEvent &evt);
hudakz 0:84353c479782 179
hudakz 0:84353c479782 180 public:
hudakz 0:84353c479782 181 USBHub(USB *p);
hudakz 0:84353c479782 182
hudakz 0:84353c479782 183 uint8_t ClearHubFeature(uint8_t fid);
hudakz 0:84353c479782 184 uint8_t ClearPortFeature(uint8_t fid, uint8_t port, uint8_t sel = 0);
hudakz 0:84353c479782 185 uint8_t GetHubDescriptor(uint8_t index, uint16_t nbytes, uint8_t *dataptr);
hudakz 0:84353c479782 186 uint8_t GetHubStatus(uint16_t nbytes, uint8_t* dataptr);
hudakz 0:84353c479782 187 uint8_t GetPortStatus(uint8_t port, uint16_t nbytes, uint8_t* dataptr);
hudakz 0:84353c479782 188 uint8_t SetHubDescriptor(uint8_t port, uint16_t nbytes, uint8_t* dataptr);
hudakz 0:84353c479782 189 uint8_t SetHubFeature(uint8_t fid);
hudakz 0:84353c479782 190 uint8_t SetPortFeature(uint8_t fid, uint8_t port, uint8_t sel = 0);
hudakz 0:84353c479782 191
hudakz 0:84353c479782 192 void PrintHubStatus();
hudakz 0:84353c479782 193
hudakz 0:84353c479782 194 uint8_t Init(uint8_t parent, uint8_t port, bool lowspeed);
hudakz 0:84353c479782 195 uint8_t Release();
hudakz 0:84353c479782 196 uint8_t Poll();
hudakz 0:84353c479782 197 void ResetHubPort(uint8_t port);
hudakz 0:84353c479782 198
hudakz 0:84353c479782 199 virtual uint8_t GetAddress() {
hudakz 0:84353c479782 200 return bAddress;
hudakz 0:84353c479782 201 };
hudakz 0:84353c479782 202
hudakz 0:84353c479782 203 virtual bool DEVCLASSOK(uint8_t klass) {
hudakz 0:84353c479782 204 return (klass == 0x09);
hudakz 0:84353c479782 205 }
hudakz 0:84353c479782 206
hudakz 0:84353c479782 207 };
hudakz 0:84353c479782 208
hudakz 0:84353c479782 209 // Clear Hub Feature
hudakz 0:84353c479782 210
hudakz 0:84353c479782 211 inline uint8_t USBHub::ClearHubFeature(uint8_t fid) {
hudakz 0:84353c479782 212 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_CLEAR_HUB_FEATURE, USB_REQUEST_CLEAR_FEATURE, fid, 0, 0, 0, 0, NULL, NULL));
hudakz 0:84353c479782 213 }
hudakz 0:84353c479782 214 // Clear Port Feature
hudakz 0:84353c479782 215
hudakz 0:84353c479782 216 inline uint8_t USBHub::ClearPortFeature(uint8_t fid, uint8_t port, uint8_t sel) {
hudakz 0:84353c479782 217 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_CLEAR_PORT_FEATURE, USB_REQUEST_CLEAR_FEATURE, fid, 0, ((0x0000 | port) | (sel << 8)), 0, 0, NULL, NULL));
hudakz 0:84353c479782 218 }
hudakz 0:84353c479782 219 // Get Hub Descriptor
hudakz 0:84353c479782 220
hudakz 0:84353c479782 221 inline uint8_t USBHub::GetHubDescriptor(uint8_t index, uint16_t nbytes, uint8_t *dataptr) {
hudakz 0:84353c479782 222 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_GET_HUB_DESCRIPTOR, USB_REQUEST_GET_DESCRIPTOR, index, 0x29, 0, nbytes, nbytes, dataptr, NULL));
hudakz 0:84353c479782 223 }
hudakz 0:84353c479782 224 // Get Hub Status
hudakz 0:84353c479782 225
hudakz 0:84353c479782 226 inline uint8_t USBHub::GetHubStatus(uint16_t nbytes, uint8_t* dataptr) {
hudakz 0:84353c479782 227 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_GET_HUB_STATUS, USB_REQUEST_GET_STATUS, 0, 0, 0x0000, nbytes, nbytes, dataptr, NULL));
hudakz 0:84353c479782 228 }
hudakz 0:84353c479782 229 // Get Port Status
hudakz 0:84353c479782 230
hudakz 0:84353c479782 231 inline uint8_t USBHub::GetPortStatus(uint8_t port, uint16_t nbytes, uint8_t* dataptr) {
hudakz 0:84353c479782 232 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_GET_PORT_STATUS, USB_REQUEST_GET_STATUS, 0, 0, port, nbytes, nbytes, dataptr, NULL));
hudakz 0:84353c479782 233 }
hudakz 0:84353c479782 234 // Set Hub Descriptor
hudakz 0:84353c479782 235
hudakz 0:84353c479782 236 inline uint8_t USBHub::SetHubDescriptor(uint8_t port, uint16_t nbytes, uint8_t* dataptr) {
hudakz 0:84353c479782 237 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_SET_HUB_DESCRIPTOR, USB_REQUEST_SET_DESCRIPTOR, 0, 0, port, nbytes, nbytes, dataptr, NULL));
hudakz 0:84353c479782 238 }
hudakz 0:84353c479782 239 // Set Hub Feature
hudakz 0:84353c479782 240
hudakz 0:84353c479782 241 inline uint8_t USBHub::SetHubFeature(uint8_t fid) {
hudakz 0:84353c479782 242 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_SET_HUB_FEATURE, USB_REQUEST_SET_FEATURE, fid, 0, 0, 0, 0, NULL, NULL));
hudakz 0:84353c479782 243 }
hudakz 0:84353c479782 244 // Set Port Feature
hudakz 0:84353c479782 245
hudakz 0:84353c479782 246 inline uint8_t USBHub::SetPortFeature(uint8_t fid, uint8_t port, uint8_t sel) {
hudakz 0:84353c479782 247 return ( pUsb->ctrlReq(bAddress, 0, bmREQ_SET_PORT_FEATURE, USB_REQUEST_SET_FEATURE, fid, 0, (((0x0000 | sel) << 8) | port), 0, 0, NULL, NULL));
hudakz 0:84353c479782 248 }
hudakz 0:84353c479782 249
hudakz 0:84353c479782 250 void PrintHubPortStatus(USB *usbptr, uint8_t addr, uint8_t port, bool print_changes = false);
hudakz 0:84353c479782 251
hudakz 0:84353c479782 252 #endif // __USBHUB_H__