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1 /** @file
2 
3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
4 
5 
6   This program and the accompanying materials are licensed and made available under
7 
8   the terms and conditions of the BSD License that accompanies this distribution.
9 
10   The full text of the license may be found at
11 
12   http://opensource.org/licenses/bsd-license.php.
13 
14 
15 
16   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
17 
18   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
19 
20 
21 
22 
23 Module Name:
24 
25 
26   SioPlatformPolicy.c
27 
28 Abstract:
29 
30   Sio Platform Policy Setting.
31 
32 
33 --*/
34 
35 #include "PlatformDxe.h"
36 #include <Protocol/LpcWpc83627Policy.h>
37 
38 
39 EFI_WPC83627_POLICY_PROTOCOL  mSio83627PolicyData = {
40   { EFI_WPC83627_COM1_ENABLE,       // Com1
41     EFI_WPC83627_LPT1_ENABLE,       // Lpt1
42     EFI_WPC83627_FDD_DISABLE,       // Floppy
43     EFI_WPC83627_FDD_WRITE_ENABLE,  // FloppyWriteProtect
44     EFI_WPC83627_RESERVED_DEFAULT,  // Port80
45     EFI_WPC83627_ECIR_DISABLE,      // CIR
46     EFI_WPC83627_PS2_KBC_ENABLE,    // Ps2Keyboard
47     EFI_WPC83627_RESERVED_DEFAULT,  // Ps2Mouse
48     EFI_WPC83627_COM2_ENABLE,       // Com2
49     EFI_WPC83627_COM3_ENABLE,       // Com3
50     EFI_WPC83627_COM4_ENABLE,       // Com4
51     EFI_WPC83627_RESERVED_DEFAULT,  // Dac
52     0x00                            // Rsvd
53     },
54   LptModeEcp,                       // LptMode
55 };
InitSioPlatformPolicy()56 
57 /**
58 
59   Publish the platform SIO policy setting.
60 
61   @retval EFI_SUCCESS
62 
63 **/
64 VOID
65 InitSioPlatformPolicy(
66   )
67 {
68 
69   EFI_HANDLE              Handle;
70   EFI_STATUS              Status;
71 
72   Handle = NULL;
73 
74   if((mSystemConfiguration.Serial) || (mBoardFeatures & B_BOARD_FEATURES_SIO_NO_COM1)) {
75     mSio83627PolicyData.DeviceEnables.Com1 = EFI_WPC83627_COM1_DISABLE;
76   }
77 
78   if((mSystemConfiguration.Serial2) || ((mBoardFeatures & B_BOARD_FEATURES_SIO_COM2)==0)) {
79     mSio83627PolicyData.DeviceEnables.Com2 = EFI_WPC83627_COM2_DISABLE;
80   }
81 
82   mSio83627PolicyData.LptMode = mSystemConfiguration.ParallelMode;
83   if((!mSystemConfiguration.Parallel) || (mBoardFeatures & B_BOARD_FEATURES_SIO_NO_PARALLEL)) {
84     mSio83627PolicyData.DeviceEnables.Lpt1 = EFI_WPC83627_LPT1_DISABLE;
85   }
86 
87   Status = gBS->InstallProtocolInterface (
88                   &Handle,
89                   &gEfiLpcWpc83627PolicyProtocolGuid,
90                   EFI_NATIVE_INTERFACE,
91                   &mSio83627PolicyData
92                   );
93   ASSERT_EFI_ERROR(Status);
94 
95 }
96 
97