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39840c50 | 1 | /** @file\r |
2 | This file is used to implement the EFI_DISK_INFO_PROTOCOL interface.\r | |
3 | \r | |
4 | Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "UsbMass.h"\r | |
16 | \r | |
17 | EFI_DISK_INFO_PROTOCOL gUsbDiskInfoProtocolTemplate = {\r | |
18 | EFI_DISK_INFO_USB_INTERFACE_GUID,\r | |
19 | UsbDiskInfoInquiry,\r | |
20 | UsbDiskInfoIdentify,\r | |
21 | UsbDiskInfoSenseData,\r | |
22 | UsbDiskInfoWhichIde\r | |
23 | };\r | |
24 | \r | |
25 | /**\r | |
26 | Initialize the installation of DiskInfo protocol.\r | |
27 | \r | |
28 | This function prepares for the installation of DiskInfo protocol on the child handle.\r | |
29 | By default, it installs DiskInfo protocol with USB interface GUID. \r | |
30 | \r | |
31 | @param[in] UsbMass The pointer of USB_MASS_DEVICE.\r | |
32 | \r | |
33 | **/\r | |
34 | VOID\r | |
35 | InitializeDiskInfo (\r | |
36 | IN USB_MASS_DEVICE *UsbMass\r | |
37 | )\r | |
38 | {\r | |
39 | CopyMem (&UsbMass->DiskInfo, &gUsbDiskInfoProtocolTemplate, sizeof (gUsbDiskInfoProtocolTemplate));\r | |
40 | }\r | |
41 | \r | |
42 | \r | |
43 | /**\r | |
44 | Provides inquiry information for the controller type.\r | |
45 | \r | |
46 | This function is used to get inquiry data. Data format\r | |
47 | of Identify data is defined by the Interface GUID.\r | |
48 | \r | |
49 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r | |
50 | @param[in, out] InquiryData Pointer to a buffer for the inquiry data.\r | |
51 | @param[in, out] InquiryDataSize Pointer to the value for the inquiry data size.\r | |
52 | \r | |
53 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
54 | @retval EFI_NOT_FOUND Device does not support this data class \r | |
55 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device \r | |
56 | @retval EFI_BUFFER_TOO_SMALL InquiryDataSize not big enough \r | |
57 | \r | |
58 | **/\r | |
59 | EFI_STATUS\r | |
60 | EFIAPI\r | |
61 | UsbDiskInfoInquiry (\r | |
62 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
63 | IN OUT VOID *InquiryData,\r | |
64 | IN OUT UINT32 *InquiryDataSize\r | |
65 | )\r | |
66 | {\r | |
67 | EFI_STATUS Status;\r | |
68 | USB_MASS_DEVICE *UsbMass;\r | |
69 | \r | |
70 | UsbMass = USB_MASS_DEVICE_FROM_DISK_INFO (This);\r | |
71 | \r | |
72 | Status = EFI_BUFFER_TOO_SMALL;\r | |
73 | if (*InquiryDataSize >= sizeof (UsbMass->InquiryData)) {\r | |
74 | Status = EFI_SUCCESS;\r | |
75 | CopyMem (InquiryData, &UsbMass->InquiryData, sizeof (UsbMass->InquiryData));\r | |
76 | }\r | |
77 | *InquiryDataSize = sizeof (UsbMass->InquiryData);\r | |
78 | return Status;\r | |
79 | }\r | |
80 | \r | |
81 | \r | |
82 | /**\r | |
83 | Provides identify information for the controller type.\r | |
84 | \r | |
85 | This function is used to get identify data. Data format\r | |
86 | of Identify data is defined by the Interface GUID.\r | |
87 | \r | |
88 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL \r | |
89 | instance.\r | |
90 | @param[in, out] IdentifyData Pointer to a buffer for the identify data.\r | |
91 | @param[in, out] IdentifyDataSize Pointer to the value for the identify data\r | |
92 | size.\r | |
93 | \r | |
94 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
95 | @retval EFI_NOT_FOUND Device does not support this data class \r | |
96 | @retval EFI_DEVICE_ERROR Error reading IdentifyData from device \r | |
97 | @retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough \r | |
98 | \r | |
99 | **/\r | |
100 | EFI_STATUS\r | |
101 | EFIAPI\r | |
102 | UsbDiskInfoIdentify (\r | |
103 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
104 | IN OUT VOID *IdentifyData,\r | |
105 | IN OUT UINT32 *IdentifyDataSize\r | |
106 | )\r | |
107 | {\r | |
108 | return EFI_NOT_FOUND;\r | |
109 | }\r | |
110 | \r | |
111 | /**\r | |
112 | Provides sense data information for the controller type.\r | |
113 | \r | |
114 | This function is used to get sense data. \r | |
115 | Data format of Sense data is defined by the Interface GUID.\r | |
116 | \r | |
117 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r | |
118 | @param[in, out] SenseData Pointer to the SenseData.\r | |
119 | @param[in, out] SenseDataSize Size of SenseData in bytes.\r | |
120 | @param[out] SenseDataNumber Pointer to the value for the sense data size.\r | |
121 | \r | |
122 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
123 | @retval EFI_NOT_FOUND Device does not support this data class.\r | |
124 | @retval EFI_DEVICE_ERROR Error reading SenseData from device.\r | |
125 | @retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough.\r | |
126 | \r | |
127 | **/\r | |
128 | EFI_STATUS\r | |
129 | EFIAPI\r | |
130 | UsbDiskInfoSenseData (\r | |
131 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
132 | IN OUT VOID *SenseData,\r | |
133 | IN OUT UINT32 *SenseDataSize,\r | |
134 | OUT UINT8 *SenseDataNumber\r | |
135 | )\r | |
136 | {\r | |
137 | return EFI_NOT_FOUND;\r | |
138 | }\r | |
139 | \r | |
140 | \r | |
141 | /**\r | |
142 | This function is used to get controller information.\r | |
143 | \r | |
144 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance. \r | |
145 | @param[out] IdeChannel Pointer to the Ide Channel number. Primary or secondary.\r | |
146 | @param[out] IdeDevice Pointer to the Ide Device number. Master or slave.\r | |
147 | \r | |
148 | @retval EFI_SUCCESS IdeChannel and IdeDevice are valid.\r | |
149 | @retval EFI_UNSUPPORTED This is not an IDE device.\r | |
150 | \r | |
151 | **/\r | |
152 | EFI_STATUS\r | |
153 | EFIAPI\r | |
154 | UsbDiskInfoWhichIde (\r | |
155 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
156 | OUT UINT32 *IdeChannel,\r | |
157 | OUT UINT32 *IdeDevice\r | |
158 | )\r | |
159 | {\r | |
160 | return EFI_UNSUPPORTED;\r | |
161 | }\r | |
162 | \r |