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e237e7ae | 1 | /** @file\r |
2 | \r | |
8616fc4c | 3 | The definition for USB hub.\r |
4 | \r | |
acebdf14 | 5 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
e237e7ae | 7 | \r |
e237e7ae | 8 | **/\r |
9 | \r | |
10 | #ifndef _USB_HUB_H_\r | |
11 | #define _USB_HUB_H_\r | |
12 | \r | |
c52fa98c | 13 | #include <IndustryStandard/Usb.h>\r |
14 | \r | |
e237e7ae | 15 | #define USB_ENDPOINT_ADDR(EpAddr) ((EpAddr) & 0x7F)\r |
16 | #define USB_ENDPOINT_TYPE(Desc) ((Desc)->Attributes & USB_ENDPOINT_TYPE_MASK)\r | |
17 | \r | |
e237e7ae | 18 | \r |
1ccdbf2a | 19 | #define USB_DESC_TYPE_HUB 0x29\r |
92870c98 | 20 | \r |
21 | #define USB_DESC_TYPE_HUB_SUPER_SPEED 0x2a\r | |
22 | \r | |
1ccdbf2a | 23 | //\r |
24 | // Hub class control transfer target\r | |
25 | //\r | |
26 | #define USB_HUB_TARGET_HUB 0\r | |
27 | #define USB_HUB_TARGET_PORT 3\r | |
28 | //\r | |
29 | // HUB class specific contrl transfer request type\r | |
30 | //\r | |
31 | #define USB_HUB_REQ_GET_STATUS 0\r | |
32 | #define USB_HUB_REQ_CLEAR_FEATURE 1\r | |
33 | #define USB_HUB_REQ_SET_FEATURE 3\r | |
34 | #define USB_HUB_REQ_GET_DESC 6\r | |
35 | #define USB_HUB_REQ_SET_DESC 7\r | |
36 | #define USB_HUB_REQ_CLEAR_TT 8\r | |
37 | #define USB_HUB_REQ_RESET_TT 9\r | |
38 | #define USB_HUB_REQ_GET_TT_STATE 10\r | |
39 | #define USB_HUB_REQ_STOP_TT 11\r | |
92870c98 | 40 | \r |
41 | #define USB_HUB_REQ_SET_DEPTH 12\r | |
42 | \r | |
1ccdbf2a | 43 | //\r |
44 | // USB hub class feature selector\r | |
45 | //\r | |
46 | #define USB_HUB_C_HUB_LOCAL_POWER 0\r | |
47 | #define USB_HUB_C_HUB_OVER_CURRENT 1\r | |
48 | #define USB_HUB_PORT_CONNECTION 0\r | |
49 | #define USB_HUB_PORT_ENABLE 1\r | |
50 | #define USB_HUB_PORT_SUSPEND 2\r | |
51 | #define USB_HUB_PORT_OVER_CURRENT 3\r | |
52 | #define USB_HUB_PORT_RESET 4\r | |
92870c98 | 53 | \r |
54 | #define USB_HUB_PORT_LINK_STATE 5\r | |
55 | \r | |
1ccdbf2a | 56 | #define USB_HUB_PORT_POWER 8\r |
57 | #define USB_HUB_PORT_LOW_SPEED 9\r | |
58 | #define USB_HUB_C_PORT_CONNECT 16\r | |
59 | #define USB_HUB_C_PORT_ENABLE 17\r | |
60 | #define USB_HUB_C_PORT_SUSPEND 18\r | |
61 | #define USB_HUB_C_PORT_OVER_CURRENT 19\r | |
62 | #define USB_HUB_C_PORT_RESET 20\r | |
63 | #define USB_HUB_PORT_TEST 21\r | |
64 | #define USB_HUB_PORT_INDICATOR 22\r | |
92870c98 | 65 | \r |
66 | #define USB_HUB_C_PORT_LINK_STATE 25\r | |
67 | #define USB_HUB_PORT_REMOTE_WAKE_MASK 27\r | |
68 | #define USB_HUB_BH_PORT_RESET 28\r | |
69 | #define USB_HUB_C_BH_PORT_RESET 29\r | |
70 | \r | |
71 | //\r | |
72 | // Constant value for Port Status & Port Change Status of SuperSpeed port\r | |
73 | //\r | |
74 | #define USB_SS_PORT_STAT_C_BH_RESET 0x0020\r | |
75 | #define USB_SS_PORT_STAT_C_PORT_LINK_STATE 0x0040\r | |
1ccdbf2a | 76 | //\r |
77 | // USB hub power control method. In gang power control\r | |
78 | //\r | |
79 | #define USB_HUB_GANG_POWER_CTRL 0\r | |
80 | #define USB_HUB_PORT_POWER_CTRL 0x01\r | |
81 | //\r | |
82 | // USB hub status bits\r | |
83 | //\r | |
84 | #define USB_HUB_STAT_LOCAL_POWER 0x01\r | |
85 | #define USB_HUB_STAT_OVER_CURRENT 0x02\r | |
86 | #define USB_HUB_STAT_C_LOCAL_POWER 0x01\r | |
87 | #define USB_HUB_STAT_C_OVER_CURRENT 0x02\r | |
e237e7ae | 88 | \r |
1ccdbf2a | 89 | #define USB_HUB_CLASS_CODE 0x09\r |
90 | #define USB_HUB_SUBCLASS_CODE 0x00\r | |
e237e7ae | 91 | \r |
1ccdbf2a | 92 | //\r |
d1102dba | 93 | // Host software return timeout if port status doesn't change\r |
c843ef67 | 94 | // after 500ms(LOOP * STALL = 5000 * 0.1ms), set by experience\r |
1ccdbf2a | 95 | //\r |
c843ef67 | 96 | #define USB_WAIT_PORT_STS_CHANGE_LOOP 5000\r |
e237e7ae | 97 | \r |
98 | #pragma pack(1)\r | |
99 | //\r | |
100 | // Hub descriptor, the last two fields are of variable lenght.\r | |
101 | //\r | |
102 | typedef struct {\r | |
103 | UINT8 Length;\r | |
104 | UINT8 DescType;\r | |
105 | UINT8 NumPorts;\r | |
106 | UINT16 HubCharacter;\r | |
107 | UINT8 PwrOn2PwrGood;\r | |
108 | UINT8 HubContrCurrent;\r | |
109 | UINT8 Filler[16];\r | |
110 | } EFI_USB_HUB_DESCRIPTOR;\r | |
92870c98 | 111 | \r |
e237e7ae | 112 | #pragma pack()\r |
113 | \r | |
114 | \r | |
115 | typedef struct {\r | |
116 | UINT16 ChangedBit;\r | |
41e8ff27 | 117 | EFI_USB_PORT_FEATURE Feature;\r |
e237e7ae | 118 | } USB_CHANGE_FEATURE_MAP;\r |
119 | \r | |
120 | \r | |
8616fc4c | 121 | /**\r |
122 | Clear the transaction translate buffer if full/low\r | |
123 | speed control/bulk transfer failed and the transfer\r | |
124 | uses this hub as translator.Remember to clear the TT\r | |
125 | buffer of transaction translator, not that of the\r | |
126 | parent.\r | |
127 | \r | |
128 | @param UsbDev The Usb device.\r | |
129 | @param Port The port of the hub.\r | |
130 | @param DevAddr Address of the failed transaction.\r | |
131 | @param EpNum The endpoint number of the failed transaction.\r | |
132 | @param EpType The type of failed transaction.\r | |
133 | \r | |
134 | @retval EFI_SUCCESS The TT buffer is cleared.\r | |
135 | @retval Others Failed to clear the TT buffer.\r | |
136 | \r | |
137 | **/\r | |
e237e7ae | 138 | EFI_STATUS\r |
139 | UsbHubCtrlClearTTBuffer (\r | |
140 | IN USB_DEVICE *UsbDev,\r | |
141 | IN UINT8 Port,\r | |
142 | IN UINT16 DevAddr,\r | |
143 | IN UINT16 EpNum,\r | |
144 | IN UINT16 EpType\r | |
145 | );\r | |
146 | \r | |
147 | \r | |
8616fc4c | 148 | /**\r |
149 | Test whether the interface is a hub interface.\r | |
150 | \r | |
151 | @param UsbIf The interface to test.\r | |
152 | \r | |
153 | @retval TRUE The interface is a hub interface.\r | |
154 | @retval FALSE The interface isn't a hub interface.\r | |
155 | \r | |
156 | **/\r | |
e237e7ae | 157 | BOOLEAN\r |
158 | UsbIsHubInterface (\r | |
159 | IN USB_INTERFACE *UsbIf\r | |
160 | );\r | |
161 | \r | |
8616fc4c | 162 | \r |
163 | /**\r | |
164 | Ack the hub change bits. If these bits are not ACKed, Hub will\r | |
165 | always return changed bit map from its interrupt endpoint.\r | |
166 | \r | |
167 | @param UsbDev The Usb device.\r | |
168 | \r | |
169 | @retval EFI_SUCCESS The hub change status is ACKed.\r | |
170 | @retval Others Failed to ACK the hub status.\r | |
171 | \r | |
172 | **/\r | |
e237e7ae | 173 | EFI_STATUS\r |
174 | UsbHubAckHubStatus (\r | |
175 | IN USB_DEVICE *UsbDev\r | |
176 | );\r | |
177 | \r | |
178 | extern USB_HUB_API mUsbHubApi;\r | |
179 | extern USB_HUB_API mUsbRootHubApi;\r | |
180 | #endif\r | |
181 | \r |