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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
4 | \r\r | |
9dc8036d MK |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
6 | \r | |
3cbfba02 DW |
7 | \r\r |
8 | \r | |
9 | Module Name:\r | |
10 | \r | |
11 | \r | |
12 | LegacySpeaker.c\r | |
13 | \r | |
14 | Abstract:\r | |
15 | \r | |
16 | This file implements PEIM for Legacy Speaker. This file is valid for platforms both\r | |
17 | on IA32 and Itanium Product Family\r | |
18 | \r | |
19 | --*/\r | |
20 | \r | |
21 | #include "PlatformEarlyInit.h"\r | |
22 | \r | |
23 | EFI_STATUS\r | |
24 | OutputBeep (\r | |
25 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
26 | IN UINTN NumberOfBeep,\r | |
27 | IN UINTN BeepDuration,\r | |
28 | IN UINTN TimerInterval\r | |
29 | );\r | |
30 | \r | |
31 | /**\r | |
32 | This function will enable the speaker to generate beep\r | |
33 | \r | |
34 | @param PeiServices PeiServices to locate PPI\r | |
35 | \r | |
36 | @retval EFI_STATUS\r | |
37 | \r | |
38 | **/\r | |
39 | EFI_STATUS\r | |
40 | TurnOnSpeaker (\r | |
41 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
42 | )\r | |
43 | {\r | |
44 | UINT8 Data;\r | |
45 | Data = IoRead8 (EFI_SPEAKER_CONTROL_PORT);\r | |
46 | Data |= 0x03;\r | |
47 | IoWrite8(EFI_SPEAKER_CONTROL_PORT, Data);\r | |
48 | return EFI_SUCCESS;\r | |
49 | }\r | |
50 | \r | |
51 | /**\r | |
52 | This function will stop beep from speaker.\r | |
53 | \r | |
54 | @param PeiServices PeiServices to locate PPI\r | |
55 | \r | |
56 | @retval Status\r | |
57 | \r | |
58 | **/\r | |
59 | EFI_STATUS\r | |
60 | TurnOffSpeaker (\r | |
61 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
62 | )\r | |
63 | {\r | |
64 | UINT8 Data;\r | |
65 | \r | |
66 | Data = IoRead8 (EFI_SPEAKER_CONTROL_PORT);\r | |
67 | Data &= 0xFC;\r | |
68 | IoWrite8(EFI_SPEAKER_CONTROL_PORT, Data);\r | |
69 | return EFI_SUCCESS;\r | |
70 | }\r | |
71 | \r | |
72 | \r | |
73 | EFI_STATUS\r | |
74 | OutputBeep (\r | |
75 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
76 | IN UINTN NumberOfBeep,\r | |
77 | IN UINTN BeepDuration,\r | |
78 | IN UINTN TimeInterval\r | |
79 | )\r | |
80 | {\r | |
81 | UINTN Num;\r | |
82 | EFI_PEI_STALL_PPI* StallPpi;\r | |
83 | \r | |
84 | (**PeiServices).LocatePpi (PeiServices, &gEfiPeiStallPpiGuid, 0, NULL, (void **)&StallPpi);\r | |
85 | \r | |
86 | for (Num=0; Num < NumberOfBeep; Num++) {\r | |
87 | TurnOnSpeaker (PeiServices);\r | |
88 | StallPpi->Stall(PeiServices, StallPpi, BeepDuration);\r | |
89 | TurnOffSpeaker(PeiServices);\r | |
90 | StallPpi->Stall(PeiServices, StallPpi, TimeInterval);\r | |
91 | }\r | |
92 | \r | |
93 | return EFI_SUCCESS;\r | |
94 | }\r | |
95 | \r | |
96 | /**\r | |
97 | This function will program the speaker tone frequency. The value should be with 64k\r | |
98 | boundary since it takes only 16 bit value which gets programmed in two step IO opearattion\r | |
99 | \r | |
100 | Frequency - A value which should be 16 bit only.\r | |
101 | \r | |
102 | EFI_SUCESS\r | |
103 | \r | |
104 | **/\r | |
105 | EFI_STATUS\r | |
106 | EFIAPI\r | |
107 | ProgramToneFrequency (\r | |
108 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
109 | IN UINT16 Frequency\r | |
110 | )\r | |
111 | {\r | |
112 | UINT8 Data;\r | |
113 | \r | |
114 | Data = 0xB6;\r | |
115 | IoWrite8(EFI_TIMER_CONTROL_PORT, Data);\r | |
116 | \r | |
117 | Data = (UINT8)(Frequency & 0x00FF);\r | |
118 | IoWrite8(EFI_TIMER_2_PORT, Data);\r | |
119 | Data = (UINT8)((Frequency & 0xFF00) >> 8);\r | |
120 | IoWrite8(EFI_TIMER_2_PORT, Data);\r | |
121 | return EFI_SUCCESS;\r | |
122 | }\r | |
123 | \r | |
124 | /**\r | |
125 | This function will generate the beep for specified duration.\r | |
126 | \r | |
127 | @param PeiServices PeiServices to locate various PPIs\r | |
128 | @param NumberOfBeeps Number of beeps which user want to produce\r | |
129 | @param BeepDuration Duration for speaker gate need to be enabled\r | |
130 | @param TimeInterval Interval between each beep\r | |
131 | \r | |
132 | @retval EFI_STATUS\r | |
133 | \r | |
134 | **/\r | |
135 | EFI_STATUS\r | |
136 | EFIAPI\r | |
137 | GenerateBeepTone (\r | |
138 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
139 | IN UINTN NumberOfBeeps,\r | |
140 | IN UINTN BeepDuration,\r | |
141 | IN UINTN TimeInterval\r | |
142 | )\r | |
143 | {\r | |
144 | \r | |
145 | if ((NumberOfBeeps == 1) && (BeepDuration == 0) && (TimeInterval == 0)) {\r | |
146 | TurnOnSpeaker (PeiServices);\r | |
147 | return EFI_SUCCESS;\r | |
148 | }\r | |
149 | \r | |
150 | if ((NumberOfBeeps == 0) && (BeepDuration == 0) && (TimeInterval == 0)) {\r | |
151 | TurnOffSpeaker (PeiServices);\r | |
152 | return EFI_SUCCESS;\r | |
153 | }\r | |
154 | \r | |
155 | if (BeepDuration == 0) {\r | |
156 | BeepDuration = EFI_DEFAULT_SHORT_BEEP_DURATION;\r | |
157 | }\r | |
158 | \r | |
159 | if (TimeInterval == 0) {\r | |
160 | TimeInterval = EFI_DEFAULT_BEEP_TIME_INTERVAL;\r | |
161 | }\r | |
162 | \r | |
163 | OutputBeep (PeiServices, NumberOfBeeps, BeepDuration, TimeInterval);\r | |
164 | return EFI_SUCCESS;\r | |
165 | \r | |
166 | \r | |
167 | }\r | |
168 | \r |